ampicillin has been researched along with beta-lactams in 163 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 49 (30.06) | 18.7374 |
| 1990's | 7 (4.29) | 18.2507 |
| 2000's | 32 (19.63) | 29.6817 |
| 2010's | 57 (34.97) | 24.3611 |
| 2020's | 18 (11.04) | 2.80 |
| Authors | Studies |
|---|---|
| Dewdney, JM; Munro, AC; Smith, H; Wheeler, AW | 1 |
| Joly, J; Kraytman, M; Ninane, G; Piot, P | 1 |
| Durkin, JP; Viswanatha, T | 1 |
| Shvidenko, IG | 2 |
| Barth, WE; English, AR; Girard, AE; Lynch, JE; Retsema, JA | 1 |
| Fu, KP; Neu, HC | 2 |
| Adriaens, P; Anné, J; Dumon, L; Eyssen, H | 1 |
| Borowski, J; Linda, H | 1 |
| Fukada, S; Kojo, H; Mine, Y; Nishida, M; Nonoyama, S | 1 |
| Richmond, MH | 2 |
| Baker, P; Greenwood, D; O'Grady, F | 1 |
| Kitano, K; Tomasz, A | 1 |
| Neu, HC; Prince, A | 1 |
| Neu, HC | 1 |
| Matthew, M; O'Callaghan, CH; Sykes, RB | 1 |
| Greenwood, D; O'Grady, F | 2 |
| Barrett, MS; Ephtimios, IE; Jones, RN; Wenzel, RP | 1 |
| Houben, AW; Stobberingh, EE; van Boven, CP | 1 |
| Hou, JP; Poole, JW | 1 |
| Rosselet, A; Zimmermann, W | 1 |
| Hamilton-Miller, JM; Ramsay, J | 1 |
| Chatterjee, NR | 1 |
| Penzotti, SC; Poole, JW | 1 |
| Labia, R | 1 |
| Basker, MJ; Ferres, H; O'Hanlon, PJ | 1 |
| Spitzy, KH | 1 |
| Brumfitt, W; Hamilton-Miller, JM | 1 |
| Jonsson, M | 1 |
| Anderson, JD; Sykes, RB | 1 |
| Dzierzanowska, D | 1 |
| Brooks, HL; Gargan, R; Greenwood, D; O'Grady, F | 1 |
| Bobrowski, M; Borowski, E | 1 |
| Easton, CJ; Knowles, JR | 1 |
| Dorman, DE; Engel, GL; Indelicato, JM | 1 |
| Klesel, N; Limbert, M | 1 |
| Fukagawa, Y; Ishikura, T; Takei, T | 1 |
| Andrews, JM; Patel, N; Wise, R | 1 |
| Li, JT; Moosdeen, F; Williams, JD | 1 |
| Eley, A; Greenwood, D | 1 |
| Feng, M; Li, JT; Ma, LJ; Tao, WY; Wang, S | 1 |
| Hashimoto, T; Matsuura, M; Mitsuhashi, S; Nakazawa, H | 1 |
| Coleman, K; Fisher, J; Hunter, PA; Taylor, D | 1 |
| Roberts, MC; Smith, AL; Wong, K | 1 |
| Ikeuchi, T; Osada, Y | 1 |
| Gaspar, MC; Soriano, F | 1 |
| Fukagawa, Y; Hori, S; Iguchi, H; Ishikura, T; Lein, J; Okamura, K; Sakamoto, M; Shibamoto, N | 1 |
| Alarcón, MA; Campos, M; González, H; Sánchez, R | 1 |
| Kato, H; Kato, N; Tanaka, Y; Tanaka-Bandoh, K; Ueno, K; Watanabe, K | 1 |
| Salmon, SA; Watts, JL | 1 |
| Verbist, L; Verhaegen, J | 1 |
| Greenman, J; Hassan, IJ; Millar, MR; Stark, RM | 1 |
| Nakanishi, T; Nasu, T; Nishino, T; Okamoto, K | 1 |
| Arthur, M; Blanot, D; Cremniter, J; Fourgeaud, M; Frehel, C; Gutmann, L; Legrand, R; Mainardi, JL; Morel, V; Van Heijenoort, J | 1 |
| Briñas, L; Ruiz-Larrea, F; Sáenz, Y; Torres, C; Zarazaga, M | 1 |
| Anderson, VE; Bethel, CR; Bonomo, RA; Helfand, MS; Hujer, AM; Hujer, KM | 1 |
| Nakayama, A; Takao, A | 1 |
| Boosten, WH; Bukhanov, AL; Moody, HM; Svedas, VK; Youshko, MI | 1 |
| Chmela, Z; Hejnar, P; Kolár, M | 1 |
| Lee, WS; Lin, ML; Liu, CY; Wang, FD | 1 |
| Ceccarelli, M; Danelon, C; Laio, A; Parrinello, M | 1 |
| Cohen, SN; Gaggero, C; Ingmer, H; Miller, C; Mosseri, R; Thomsen, LE | 1 |
| Bader, JA; Klesius, PH; Shoemaker, CA | 1 |
| Aarestrup, FM; Hasman, H; Olesen, I | 1 |
| Lemaire, S; Mingeot-Leclercq, MP; Tulkens, PM; Van Bambeke, F | 1 |
| Badía, R; Díaz-García, ME; Fernández-González, A | 1 |
| Arthur, M; Brouard, JP; Dubost, L; Fourgeaud, M; Gutmann, L; Hugonnet, JE; Mainardi, JL; Ouazzani, J; Rice, LB | 1 |
| Barbé, J; Campoy, S; Lasa, I; Maiques, E; Novick, RP; Penadés, JR; Salvador, N; Ubeda, C | 1 |
| Fredlund, H; Olcén, P; Thulin, S; Unemo, M | 1 |
| Birkett, CI; Brown, DFJ; Brown, NM; Curran, MD; Ludlam, HA; Milner, N; Roberts, MTM; Woodford, N | 1 |
| Alpízar-Lorenzo, JM; Cerdà, V; González-San Miguel, HM | 1 |
| Kerp, B; Kress, C; Schneider, E; Seidler, C; Usleber, E | 1 |
| Lamar, J; Petz, M | 1 |
| Hall, AJ; Moreno-Bondi, MC; Orellana, G; Sellergren, B; Urraca, JL | 1 |
| Arthur, M; Delfosse, V; Dubost, L; Fourgeaud, M; Gutmann, L; Hugonnet, JE; Mainardi, JL; Mayer, C; Moumi, AN; Rice, LB; Rusconi, F | 1 |
| Fernandez-Lafuente, R; Ferreira, AL; Giordano, RC; Giordano, RL; Gonçalves, LR; Guisan, JM | 1 |
| Ida, T; Kato, Y; Maebashi, K; Sanbongi, Y; Takahata, S | 1 |
| Akita, H; Chiba, N; Hasegawa, K; Iwata, S; Nonoyama, M; Sato, Y; Sunakawa, K; Ubukata, K | 1 |
| Lightfield, AR; Mastovska, K | 1 |
| Erić, M; Sabo, A | 1 |
| Iguchi, A; Kaneda, M; Kobayashi, R; Nakajima, M; Sato, T | 1 |
| Amador, P; Brito, L; Fernandes, R; Prudêncio, C | 1 |
| Korosec, P; Kosnik, M; Silar, M; Vegnuti, M; Zidarn, M | 1 |
| Citron, DM; Elgourt, T; Goldstein, EJ; Lu, S; Meibohm, AR; Peraino, V | 1 |
| Arthur, M; Dubost, L; Fourgeaud, M; Gutmann, L; Lavollay, M; Mainardi, JL; Marie, A; Riegel, P | 1 |
| Arakere, G; Gopal, B; Nadig, S; Navratna, V; Prasad, K; Sood, V | 1 |
| dos Santos, RP; Goldani, LZ; Jacoby, T | 1 |
| De Souza, C; Gbeassor, M; Ilboudo, DP; Karou, SD; Nadembega, MC; Ouermi, D; Pietra, V; Pignatelli, S; Simpore, J; Zeba, B | 1 |
| Avilés, E; Rodríguez, AD | 1 |
| Cao, H; Cen, Y; Jiang, W; Li, B; Li, J; Liu, X; Pan, X; Zheng, J; Zheng, X; Zhou, H | 1 |
| Ansaloni, L; Catena, F; Coccolini, F; Di Saverio, S; Ercolani, G; Gazzotti, F; Lazzareschi, D; Pinna, AD | 1 |
| Hao, Q; Zhang, H | 1 |
| Apuzzio, JJ; Brown, KR; Williams, SF | 1 |
| Bayer, AS; Mishra, NN; Moise, PA; Nizet, V; Pogliano, J; Sakoulas, G; Tsuji, BT; Yang, SJ; Yeaman, MR | 1 |
| Gonzalez-Zorn, B; Nielsen, SM; Nørskov-Lauritsen, N; San Millan, A; Santos-Lopez, A; Søndergaard, A | 1 |
| Crea, F; Cucinotta, D; De Stefano, C; Milea, D; Sammartano, S; Vianelli, G | 1 |
| Bonomo, RA; Buynak, JD; Chai, W; Gatta, J; Han, S; Harris, ME; Lacey, BM; Papp-Wallace, KM; Rice, LB; Senkfor, B; Shanmugasundaram, V; Skalweit, MJ; Taracila, MA; Tomaras, AP; Zaniewski, RP | 1 |
| Kahne, D; Kishony, R; Yao, Z | 1 |
| Roux, B; Ziervogel, BK | 1 |
| Colares, AV; Costa, JG; Coutinho, HD; Ferreira, EO; Figueiredo, PR; Figueredo, FG; Kerntopf, MR; Lucena, BF; Lucetti, DL; Lucetti, EC; Matias, EF; Medeiros, CR; Menezes, IR; Oliveira, GM; Santos, FA; Silva, JC; Silva, JM; Torres, CM | 1 |
| Amaduzzi, A; Ansaloni, L; Baiocchi, GL; Catena, F; Coccolini, F; Cucchi, M; Di Saverio, S; Lazzareschi, D; Pasqualini, E; Pinna, AD; Sartelli, M; Schiavina, R; Vallicelli, C | 1 |
| Ashar, TK; Bečka, S; Datla, A; Dobišová, M; Grulich, M; Kyslík, P; Marešová, H; Maršálek, J; Palyzová, A; Plačková, M; Plháčková, K; Štěpánek, V; Valešová, R; Vyasarayani, RW | 1 |
| Bandettini, R; Buffa, P; Castagnola, E; Caviglia, I; Ciucci, A; Ginocchio, F; Guida, E; Haupt, R; Loy, A; Masa, DL; Mattioli, G; Perotti, M; Pini Prato, A | 1 |
| Liang, X; Shen, J; Wang, Z; Wen, K; Zhang, J | 1 |
| Bayraktar, B; Celebi, S; Dalgic, N; Dokucu, AI; Kafadar, I; Kara, O; Karadag, CA; Pelit, S; Sancar, M | 1 |
| Cheng, G; Hao, H; Huang, L; Liu, Z; Peng, D; Peng, J; Wang, Y; Yuan, Z | 1 |
| Dewey, CE; Friendship, RM; Park, J; Poljak, Z; Weese, JS | 1 |
| Bicalho, RC; Pereira, RV; Siler, JD; Warnick, LD | 1 |
| dos Santos, VM; Ferrer, M; Friedrichs, AK; Heinsen, FA; Knecht, C; Knecht, H; Neulinger, SC; Ott, SJ; Rosenstiel, PC; Schilhabel, A; Schmitz, RA; Schreiber, S; Zimmermann, A | 1 |
| Brudzynski, K; Sjaarda, C | 1 |
| Altay, MA; Baur, DA; Flores-Hidalgo, A; Ort, Y; Quereshy, FA | 1 |
| Barber, KE; Raut, A; Rybak, MJ; Smith, JR | 1 |
| Nørskov-Lauritsen, N; Søndergaard, A; Tristram, SG; Witherden, EA | 1 |
| Carvalho, M; Charlton, CL; Hindler, JA; Humphries, R; Kelesidis, T; Miller, SA; Nizet, V; Nonejuie, P; Pogliano, J; Sakoulas, G; Wong-Beringer, A | 1 |
| Lim, KH; Loh, HS; Pang, EL; Santiago, C; Ting, KN | 1 |
| Cha, SW; Han, SH; Kang, DH; Kang, OH; Kim, SB; Kong, R; Kwon, DY; Lee, SW; Lee, YS; Mun, SH; Seo, YS; Shin, DW | 1 |
| Gentry, CA; Williams, RJ | 1 |
| Badal, RE; Cao, B; Chen, S; Chu, Y; Duan, Q; Feng, X; Gui, B; Hu, B; Hu, Z; Huang, W; Kong, H; Liao, K; Luo, Y; Ni, Y; Shao, H; Su, J; Sun, Z; Wang, Y; Wu, A; Xu, Y; Yang, Q; Yu, Y; Zhang, H; Zhang, S | 1 |
| Bjørnvad, CR; Bortolaia, V; Espinosa-Gongora, C; Guardabassi, L; Jessen, LR; Langebæk, R; Shah, SQ | 1 |
| Eom, SH; Je, JY; Jung, WK; Kang, SK; Kim, HW; Kim, KH; Kim, YM; Lee, DS; Lee, J; Myeong, JI | 1 |
| Chen, G; Ge, M; Ibrahim, M; Li, B; Sun, G; Wang, L; Wang, Y; Zhang, Y | 1 |
| Bruhn, DF; Cheramie, MN; Cherian, PT; Deshpande, A; Hurdle, JG; Lee, RE | 1 |
| Akilandeswari, K; Ruckmani, K | 1 |
| Durand-Alegría, JS; Fernández-Hernando, P; Garcinuño-Martínez, RM; Soledad-Rodríguez, B | 1 |
| Ebara, Y; Iwata, S; Moritoki, N; Morozumi, M; Murata, M; Sato, M; Takata, M; Toyofuku, M; Ubukata, K | 1 |
| Görür, K; İsmi, O; Özcan, C; Vayisoğlu, Y; Yeşilova, M | 1 |
| Baroco, AL; Verma, R | 1 |
| Eumkeb, G; Hobbs, G; Pimchan, T; Srisawat, R; Teethaisong, Y | 1 |
| Amiera Syuhada, N; Arslan Khan, M; Chean Ring, L; Ibrahim, D; Tan, WN; Yenn, TW | 1 |
| Anderson, DJ; Fletcher, JM; Kram, BL; Kram, SJ; Sarubbi, CB | 1 |
| Hesek, D; Kim, C; Lee, M; Mobashery, S | 1 |
| Hao, W; He, Y; Mafiz, A; Perera, LN; Sun, S; Xiao, S; Zhang, W; Zhang, Y; Zhou, K | 1 |
| Baldini, LM; Gold, HS; Snyder, GM; Stack, CM; Wright, SB | 1 |
| Cha, HJ; Jeong, JH; Kim, YG | 1 |
| Heinz, E | 1 |
| Alshehri, FS; Hakami, AY; Sari, Y | 1 |
| Borowska, E; Bräse, S; Horn, H; Majewsky, M; Merel, S; Timm, A; Zwiener, C | 1 |
| Arslan, F; Emecen, AN; Ertan, G; Fillatre, P; Mert, A; Vahaboglu, H | 1 |
| Bartsch, A; Diehn, M; Kattner, C; Llabrés, S; Munk, A; Pein, F; Schön, M; Steinem, C; Tanabe, M; Zachariae, U | 1 |
| Abu-Lail, NI; Uzoechi, SC | 1 |
| Shang, X; Sun, Y; Wang, L; Wang, X; Yang, F; Zhang, S | 1 |
| Shi, D; Wang, X; Xiao, Q; Xiao, Y; Zhang, Y; Zhou, Q | 1 |
| Bar-David, E; Ben-Shmuel, A; Glinert, I; Kobiler, D; Levy, H; Schlomovitz, J; Sittner, A; Weiss, S | 1 |
| Arias, CA; Dinh, AQ; Kebriaei, R; Khan, A; Murray, BE; Rice, SA; Rybak, MJ; Singh, KV; Stamper, KC; Tran, TT | 1 |
| Conceição, N; da de Cunha Hueb Barata Oliveira, C; da Silva, LEP; de Oliveira, AG; de Oliveira, KLP; de Souza, LRC; Rodrigues, WF | 1 |
| Agin, J; Bastin, B; Crowley, E; Douglas, DW; Goins, D; Kalinowsky, E; Klass, N; Knoop, S; Legg, DR; Markovsky, RJ; McRobbie, LW; Salter, RS; Schwartz, JA; Sullivan, R; Tran, AC | 1 |
| Chun, JH; Franco, C; Ha, MW; Jung, JW; Jung, M; Jung, TS; Kim, J; Kim, JH; Kim, SW; Lazarte, JMS; Lee, AR; Lee, JS; Paek, SM; Park, SB; Seo, JS; Song, JW; Zhang, W | 1 |
| Darnay, L; Friedrich, L; Győri, R; Laczay, P; Lányi, K; László, N; Lehel, J | 1 |
| Carolan, JC; Margalit, A; Walsh, F | 1 |
| Everson, N; Freeman, L; McDaniel, L; Milkovits, A | 1 |
| Ramsey, A | 1 |
| Bhargava, PC; Gupta, P; Kamal, N; Khan, N; Mukhopadhyay, D; Sindhu, R; Singh, S; Varjani, S | 1 |
| Hu, X; Liang, Y; Lou, J; Luo, Y; Meng, Q; Yin, J; Yu, Z; Zhu, T; Zhu, Y | 1 |
| Araújo, NJS; Coutinho, HDM; da Silva, ARP; de Freitas, TS; de Sousa, EO; de Vasconcelos, JEL; do Socorro Costa, M; Filho, JMB; Maia, FPA; Pereira Junior, FN; Pinheiro, JCA; Tavares, JF | 1 |
| Gehlot, P; P, H | 1 |
| Montealegre, MC; Murray, BE; Singh, KV | 1 |
| Bozdoğan, B; Tristram, S; Yalçın, M | 1 |
| Kepiro, I; Pagliara, S; Ryadnov, MG; Zhang, Y | 1 |
| Aljuffali, IA; Alshetaili, A; Chien, MY; Fang, JY; Lin, CF; Yang, SC | 1 |
| Pulliainen, AT; Ran, M; Sun, R; Yan, J; Zhang, H; Zhang, Y | 1 |
4 review(s) available for ampicillin and beta-lactams
| Article | Year |
|---|---|
On the chemical aspects of penicillin activity.
Topics: Ampicillin; Animals; Bacteria; beta-Lactams; Binding Sites; Carbenicillin; Drug Hypersensitivity; Electrons; Intestinal Absorption; Molecular Conformation; Oxidation-Reduction; Penicillin V; Penicillinase; Penicillins; Phenols; Structure-Activity Relationship | 1972 |
Newer beta-lactam antibiotics.
Topics: Acetamides; Amines; Ampicillin; Azepines; Azides; beta-Lactams; Carbenicillin; Carboxylic Acids; Cephalosporins; Cyclohexanes; In Vitro Techniques; Indenes; Mandelic Acids; Nitriles; Penicillanic Acid; Penicillin G; Penicillins; Pyridines; Sulfonic Acids; Tetrazoles; Thiadiazoles; Thiophenes; Valerates | 1974 |
The return of Pfeiffer's bacillus: Rising incidence of ampicillin resistance in Haemophilus influenzae.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Drug Resistance, Bacterial; Haemophilus influenzae; Microbial Interactions; Plasmids | 2018 |
Clinical Presentation and Cranial MRI Findings of Listeria monocytogenes Encephalitis: A Literature Review of Case Series.
Topics: Adult; Aged; Aminoglycosides; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Brain; Encephalitis; Female; Humans; Listeria monocytogenes; Magnetic Resonance Imaging; Male; Middle Aged; Retrospective Studies | 2018 |
5 trial(s) available for ampicillin and beta-lactams
| Article | Year |
|---|---|
Is chloramphenicol the drug of choice for the treatment of enteric fever? Comparative studies on the effects of chloramphenicol, trimethoprim-sulphametoxazole and beta-lactam antibiotics.
Topics: Administration, Oral; Adolescent; Adult; Ampicillin; Anti-Bacterial Agents; Azepines; beta-Lactams; Carrier State; Chloramphenicol; Drug Evaluation; Extrachromosomal Inheritance; Humans; Middle Aged; Paratyphoid Fever; Penicillanic Acid; Penicillin Resistance; Salmonella; Sulfamethoxazole; Time Factors; Trimethoprim; Typhoid Fever; Valerates | 1974 |
Piperacillin/tazobactam plus ceftazidime versus sulbactam/ampicillin plus aztreonam as empirical therapy for fever in severely neutropenic pediatric patients.
Topics: Adolescent; Ampicillin; Anti-Bacterial Agents; Aztreonam; beta-Lactams; Ceftazidime; Child; Child, Preschool; Drug Therapy, Combination; Female; Fever; Humans; Infant; Infant, Newborn; Male; Neoplasms; Neutropenia; Penicillanic Acid; Piperacillin; Piperacillin, Tazobactam Drug Combination; Prospective Studies; Severity of Illness Index; Sulbactam | 2009 |
A prospective, multi centre, randomized clinical study to compare the efficacy and safety of Ertapenem 3 days versus Ampicillin-Sulbactam 3 days in the treatment of localized community acquired intra-abdominal infection. (T.E.A. Study: Three days Ertapene
Topics: Abdomen; Adult; Ampicillin; Anti-Bacterial Agents; Bacterial Infections; beta-Lactams; Clinical Protocols; Community-Acquired Infections; Drug Therapy, Combination; Ertapenem; Humans; Peritonitis; Sulbactam | 2011 |
T.E.A. Study: three-day ertapenem versus three-day Ampicillin-Sulbactam.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Chi-Square Distribution; Drug Administration Schedule; Ertapenem; Female; Humans; Male; Middle Aged; Peritonitis; Sulbactam; Surgical Wound Infection; Treatment Outcome | 2013 |
Ertapenem versus standard triple antibiotic therapy for the treatment of perforated appendicitis in pediatric patients: a prospective randomized trial.
Topics: Adolescent; Ampicillin; Anti-Bacterial Agents; Appendectomy; Appendicitis; beta-Lactams; Child; Child, Preschool; Clindamycin; Drug Resistance, Bacterial; Drug Therapy, Combination; Ertapenem; Female; Gentamicins; Humans; Infant; Intestines; Male; Prospective Studies; Surgical Wound Infection | 2014 |
154 other study(ies) available for ampicillin and beta-lactams
| Article | Year |
|---|---|
Antigenic properties of polymers formed by beta-lactam antibiotics.
Topics: Ampicillin; Animals; Antigens; beta-Lactams; Cephalosporins; Epitopes; Guinea Pigs; Haplorhini; Papio; Passive Cutaneous Anaphylaxis; Penicillanic Acid; Penicillin G; Polymers; Rabbits; Skin Tests | 1976 |
Bronchopulmonary infection due to beta-lactamase-producing Branhamella catarrhalis treated with amoxycillin/clavulanic-acid.
Topics: Aged; Amoxicillin; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Drug Synergism; Humans; Male; Middle Aged; Neisseriaceae; Penicillinase; Respiratory Tract Infections | 1978 |
Clavulanic acid inhibition of beta-lactamase I from Bacillus cereus 569/H.
Topics: Ampicillin; Anti-Bacterial Agents; Bacillus cereus; beta-Lactamase Inhibitors; beta-Lactams; Drug Stability; Kinetics; Penicillin G; Penicillinase | 1978 |
[Beta-lactamase activity of bacteria of the genus Proteus].
Topics: Amidohydrolases; Ampicillin; beta-Lactams; Cephalosporinase; Enzyme Activation; Enzyme Induction; Penicillin G; Penicillin Resistance; Penicillinase; Proteus | 1978 |
CP-45,899, a beta-lactamase inhibitor that extends the antibacterial spectrum of beta-lactams: initial bacteriological characterization.
Topics: Ampicillin; Bacteria; beta-Lactamase Inhibitors; beta-Lactams; Drug Therapy, Combination; Thiazoles | 1978 |
Clavulanic acid, a novel inhibitor of beta-lactamases.
Topics: Ampicillin; Anti-Bacterial Agents; Bacteria; beta-Lactamase Inhibitors; beta-Lactams; Cephalosporins; Drug Synergism; Kinetics; Microbial Sensitivity Tests | 1978 |
Comparative inhibition beta-lactamases by novel beta-lactam compounds.
Topics: Ampicillin; Anti-Bacterial Agents; Bacteria; beta-Lactamase Inhibitors; beta-Lactams; Dicloxacillin; Hydrolysis; Kinetics; Thiazoles | 1979 |
Effect of clavulanic acid on the minimum inhibitory concentration of benzylpenicillin, ampicillin, carbenicillin, or cephalothin against clinical isolates resistant to beta-lactam antibiotics.
Topics: Ampicillin; Anti-Bacterial Agents; Bacteria; beta-Lactamase Inhibitors; beta-Lactams; Carbenicillin; Cephalosporins; Cephalothin; Drug Interactions; Penicillin G; Penicillins | 1979 |
Combined action of fosfomycin with beta-lactam and aminoglycoside antibiotics.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Drug Synergism; Escherichia coli; Fosfomycin; Penicillin G; Penicillin Resistance; Staphylococcus aureus; Streptomycin | 1977 |
Nocardicin A, a new monocyclic beta-lactam antibiotic V. In vivo evaluation.
Topics: Ampicillin; Animals; Anti-Bacterial Agents; Bacterial Infections; beta-Lactams; Carbenicillin; Cefazolin; Escherichia coli Infections; Kidney; Liver; Male; Mice; Penicillin Resistance; Proteus Infections; Pseudomonas Infections; Serratia marcescens | 1977 |
beta-lactamase insensitive or inhibitory beta-lactams: two approaches to the challenge of ampicillin-resistant E. coli.
Topics: Amidohydrolases; Ampicillin; Anti-Bacterial Agents; beta-Lactamase Inhibitors; beta-Lactams; Cefoxitin; Cephalosporinase; Cephalosporins; Chemical Phenomena; Chemistry; Escherichia coli; Furans; Hydrolysis; Penicillin Resistance; Penicillinase | 1978 |
An in vitro evaluation of clavulanic acid, a potent, broad-spectrum beta-lactamase inhibitor.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactamase Inhibitors; beta-Lactams; Cystitis; Enterobacteriaceae; Escherichia coli; Escherichia coli Infections; Humans; Models, Biological; Nephelometry and Turbidimetry; Penicillin Resistance | 1979 |
Escherichia coli mutants tolerant to beta-lactam antibiotics.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Cephaloridine; Escherichia coli; Mutation; Penicillin Resistance; Temperature | 1979 |
Beta-lactamase activity in Shigella sonnei.
Topics: Amidohydrolases; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Cephalosporinase; Colicins; Penicillin Resistance; Penicillinase; Shigella; Shigella sonnei | 1976 |
[Resistance of clinical strains of Proteus to various beta-lactam antibiotics].
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Cephaloridine; Microbial Sensitivity Tests; Penicillin G; Penicillin Resistance; Proteus; Proteus mirabilis; Proteus vulgaris | 1976 |
Mecillinam--an amidino penicillin which acts synergistically with other beta-lactam compounds.
Topics: Aminoglycosides; Amoxicillin; Ampicillin; Anti-Bacterial Agents; Bacteria; beta-Lactams; Carbenicillin; Cephalosporins; Culture Media; Drug Synergism; Electric Conductivity; Microbial Sensitivity Tests; Osmolar Concentration; Penicillin G; Penicillins | 1977 |
R-factor mediated beta-lactamase production by Haemophilus influenzae.
Topics: Amidohydrolases; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Cephaloridine; Cephalosporinase; Conjugation, Genetic; Haemophilus influenzae; Hydrolysis; Penicillin G; Penicillin Resistance; Penicillinase; R Factors | 1975 |
Lysis enhancement: a novel form of interaction between beta-lactam antibiotics.
Topics: Ampicillin; Anti-Bacterial Agents; Bacteriolysis; beta-Lactams; Cephalexin; Cephaloridine; Cephalothin; Drug Synergism; Escherichia coli; Nephelometry and Turbidimetry; Penicillin Resistance | 1975 |
In-vitro antimicrobial activity of the penem BRL-42715, alone and in combination with ampicillin, against respiratory tract pathogens.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactamase Inhibitors; beta-Lactams; Drug Synergism; Drug Therapy, Combination; Humans; Lactams; Microbial Sensitivity Tests; Respiratory Tract Infections; Streptococcus | 1992 |
Sch 34343, in-vitro antibacterial activity and beta-lactamase stability.
Topics: Ampicillin; Anti-Bacterial Agents; Bacteria; beta-Lactamases; beta-Lactams; Carbenicillin; Drug Stability; Enzyme Induction; Gram-Negative Bacteria; Humans; Kinetics; Lactams; Microbial Sensitivity Tests; Penicillin Resistance | 1985 |
Kinetics of -lactamase inactivation of penicillins I: effect of side-chain structure, ionic strength, pH, and temperature.
Topics: Ampicillin; Bacillus cereus; beta-Lactams; Hydrogen-Ion Concentration; Hydrolysis; Kinetics; Penicillin G; Penicillinase; Penicillins; Staphylococcus; Structure-Activity Relationship; Temperature | 1973 |
Mutants of Pseudomonas aeruginosa with impaired -lactamase inducibility and increased sensitivity to -lactam antibiotics.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Carbenicillin; Cell-Free System; Cephaloridine; Enzyme Induction; Mutagens; Mutation; Nitrosoguanidines; Penicillin G; Penicillin Resistance; Penicillinase; Pseudomonas aeruginosa | 1973 |
Synergism between beta-lactam antibiotics: a test of theoretical predictions made with Staphylococcus aureus.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactamase Inhibitors; beta-Lactams; Carbenicillin; Cephalothin; Drug Synergism; Kinetics; Penicillin G; Penicillin Resistance; Penicillin V; Staphylococcus; Time Factors | 1973 |
Transport mechanisms of beta-lactam antibiotics across everted rat gut.
Topics: Ampicillin; Animals; Anti-Bacterial Agents; beta-Lactams; Biological Transport, Active; Cephalexin; Cephaloglycin; Cephaloridine; Cephalosporins; Dicloxacillin; Glucose; In Vitro Techniques; Intestinal Absorption; Intestinal Mucosa; Intestine, Small; Nafcillin; Penicillin G; Penicillin V; Penicillins; Rats; Surface Tension; Time Factors | 1974 |
[Enzyme-substrate behavior. Introduction of the concept of enzymatic stability in the case of beta-lactamases].
Topics: Amidohydrolases; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Binding Sites; Carbenicillin; Cephalexin; Cephaloridine; Cephalothin; Escherichia coli; Kinetics; Penicillin G; Penicillin Resistance; Penicillin V; Penicillinase; Pseudomonas aeruginosa | 1974 |
Beta-lactam antibiotics. I. Comparative structure--activity relationships of 6-acylaminopenicillanic acid derivatives and their 6-(D-alpha-acylaminophenylacetamido) penicillanic acid analogues.
Topics: Ampicillin; beta-Lactams; Carbenicillin; Cloxacillin; Escherichia coli; Methicillin; Microbial Sensitivity Tests; Penicillin G; Penicillin V; Penicillins; Proteus; Pseudomonas aeruginosa; Salmonella typhi; Staphylococcus; Streptococcus; Structure-Activity Relationship; Sulbenicillin | 1974 |
[Appearance of exanthema during hing-dosage therapy with beta-lacta antibiotics].
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Carbenicillin; Cephalosporins; Drug Eruptions; Drug Therapy, Combination; Exanthema; Gentamicins; Humans; Oxacillin; Penicillin G; Penicillins | 1974 |
Characterisation of a -lactamase obtained from a strain of Bacteroides fragilis resistant to -lactam antibiotics.
Topics: Amides; Ampicillin; Anaerobiosis; Bacteroides; beta-Lactams; Cephaloridine; Microbial Sensitivity Tests; Penicillin G; Penicillin Resistance; Penicillinase | 1973 |
Studies on the frequency of occurrence of R factor in Klebsiella bacilli.
Topics: Acridines; Ampicillin; Anti-Bacterial Agents; Bacteriological Techniques; beta-Lactams; Cephaloridine; Chloramphenicol; Immunization, Passive; Klebsiella; Nalidixic Acid; Oxytetracycline; Penicillin Resistance; Penicillinase; Salmonella typhi; Streptomycin | 1972 |
Comparison of the responses of Escherichia coli and proteus mirabilis to seven beta-lactam antibodies.
Topics: Amides; Ampicillin; Anti-Bacterial Agents; Bacteriological Techniques; beta-Lactams; Carbenicillin; Cephalexin; Cephaloridine; Cephalosporins; Cephalothin; Densitometry; Escherichia coli; Microscopy, Electron, Scanning; Osmolar Concentration; Penicillins; Proteus; Proteus mirabilis; Time Factors | 1973 |
Activity of FL 1060, a new beta-lactam antibiotic, against urinary tract pathogens.
Topics: Ampicillin; Anti-Infective Agents, Urinary; Bacteriological Techniques; beta-Lactams; Enterobacteriaceae; Escherichia coli; Humans; Microbial Sensitivity Tests; Osmolar Concentration; Penicillin Resistance; Phenotype; Streptococcus; Time Factors; Urinary Tract Infections | 1974 |
Interaction between carbenicillin and beta-lactamases from Gram-negative bacteria.
Topics: Ampicillin; beta-Lactamase Inhibitors; beta-Lactams; Carbenicillin; Cephaloridine; Cephalothin; Culture Media; Enterobacteriaceae; Enzyme Induction; Escherichia coli; Hydrolysis; Klebsiella; Klebsiella pneumoniae; Penicillin G; Penicillin V; Penicillinase; Penicillins; Proteus mirabilis; Proteus vulgaris; Pseudomonas aeruginosa | 1971 |
Correlation of the effect of beta-lactamase inhibitors on the beta-lactamase in growing cultures of gram-negative bacteria with their effect on the isolated beta-lactamase.
Topics: Ampicillin; Anti-Bacterial Agents; Bacteria; beta-Lactamase Inhibitors; beta-Lactams; Clavulanic Acids; Lactams; Penicillanic Acid; Penicillins; Sulbactam | 1984 |
2-Hydroxy-3-aryl-6-methylpyrazines-fluorophores formed from the reaction of formaldehyde with cyclic enamine degradation products common to beta-lactam antibiotics with aryl glycine side chains.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Cephalexin; Chemical Phenomena; Chemistry; Formaldehyde; Glycine; Hydrolysis; Pyrazines; Spectrometry, Fluorescence | 1981 |
[Studies on the effects of a modified immunoglobulin and beta-lactam antibiotics in the experimental mouse septicemia (author's transl)].
Topics: Ampicillin; Animals; Anti-Bacterial Agents; beta-Lactams; Cefotaxime; gamma-Globulins; Mice; Sepsis; Time Factors | 1981 |
Inhibition of beta-lactamase of Bacillus licheniformis 749/C by compound PS-5, a new beta-lactam antibiotic.
Topics: Ampicillin; Anti-Bacterial Agents; Bacillus; beta-Lactamase Inhibitors; beta-Lactams; Cephaloridine; Computers; Hydrolysis; Kinetics; Models, Chemical; Penicillanic Acid; Penicillin G; Spectrophotometry, Ultraviolet; Thienamycins | 1980 |
6-beta-bromo- and 6-beta-iodo penicillanic acid, two novel beta-lactamase inhibitors.
Topics: Ampicillin; Bacteria; beta-Lactamase Inhibitors; beta-Lactams; Clavulanic Acid; Penicillanic Acid | 1981 |
The effect of inhibitors of beta-lactamases on beta-lactamase extracts and on intact cells.
Topics: Ampicillin; Bacteria; beta-Lactamase Inhibitors; beta-Lactams; Cephaloridine; Clavulanic Acid; Hydrolysis; Microbial Sensitivity Tests; Penicillanic Acid; Sulbactam | 1982 |
A turbidimetric study of the responses of selected strains of Pseudomonas aeruginosa to eight antipseudomonal beta-lactam antibiotics.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Carbenicillin; Cefsulodin; Cephalosporins; Mezlocillin; Naphthyridines; Nephelometry and Turbidimetry; Penicillin Resistance; Penicillins; Piperacillin; Pseudomonas aeruginosa; Sulbenicillin; Ticarcillin | 1982 |
Initial results of in vitro studies of clavulanic acid synergism.
Topics: Ampicillin; Bacteria; beta-Lactamase Inhibitors; beta-Lactams; Carbenicillin; Clavulanic Acid; Drug Synergism; Penicillins | 1981 |
Combined antibacterial activity of amoxicillin with clavulanic acid against ampicillin-resistant strains.
Topics: Amoxicillin; Ampicillin; Anti-Bacterial Agents; Bacteria; beta-Lactamase Inhibitors; beta-Lactams; Clavulanic Acid; Drug Synergism; Kinetics; Penicillin Resistance | 1980 |
In vitro synergistic properties of clavulanic acid, with ampicillin, amoxycillin and ticarcillin.
Topics: Amoxicillin; Ampicillin; Bacteria; beta-Lactamases; beta-Lactams; Clavulanic Acid; Drug Synergism; Humans; Penicillins; Protein Binding; Ticarcillin | 1980 |
The semi-synthetic thienamycin derivative MK0787 and its properties with respect to a range of beta-lactamases from clinically relevant bacterial species.
Topics: Ampicillin; Anti-Bacterial Agents; Bacteria; beta-Lactamase Inhibitors; beta-Lactamases; beta-Lactams; Cephaloridine; Hydrolysis; Imipenem | 1981 |
The activity of Sch 29482 against type b Haemophilus influenzae lacking or possessing detectable beta-lactamase activity.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactamases; beta-Lactams; Cefaclor; Cefamandole; Child; Haemophilus influenzae; Humans; Lactams; Meningitis, Haemophilus; Penicillin Resistance | 1982 |
A possible role of R plasmids in bacterial permeability for beta-lactam antibiotics.
Topics: Ampicillin; Anti-Bacterial Agents; Bacterial Physiological Phenomena; beta-Lactamases; beta-Lactams; Cephaloridine; Escherichia coli; Penicillin Resistance; Permeability; Plasmids; R Factors; Serratia marcescens | 1981 |
Susceptibility of Yersinia enterocolitica to eight beta-lactam antibiotics and clavulanic acid.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Clavulanic Acid; Drug Interactions; Humans; Microbial Sensitivity Tests; Penicillin G; Yersinia; Yersinia Infections | 1981 |
PS-6 and PS-7, new beta-lactam antibiotics. In vitro and in vivo evaluation.
Topics: Ampicillin; Animals; Anti-Bacterial Agents; Bacteria; beta-Lactams; Cefazolin; Male; Mice; Microbial Sensitivity Tests; Staphylococcal Infections; Thienamycins | 1980 |
Effect of five irreversible inhibitors on beta-lactamase from Shigella flexneri UCSF-129.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactamase Inhibitors; beta-Lactamases; beta-Lactams; Clavulanic Acid; Clavulanic Acids; Drug Synergism; Lactams; Microbial Sensitivity Tests; Penicillanic Acid; Shigella flexneri | 1993 |
[In vitro activities of sulopenem, a new parenteral penem, against anaerobes].
Topics: Ampicillin; Animals; Anti-Bacterial Agents; Bacteria, Anaerobic; beta-Lactamases; beta-Lactams; Cecum; Cefoperazone; Ceftizoxime; Cephalosporins; Clostridioides difficile; Drug Stability; Drug Therapy, Combination; Imipenem; Lactams; Male; Mice; Mice, Inbred ICR; Sulbactam; Thienamycins | 1996 |
Activity of selected antimicrobial agents against strains of Staphylococcus aureus isolated from bovine intramammary infections that produce beta-lactamase.
Topics: Ampicillin; Animals; Anti-Bacterial Agents; beta-Lactamases; beta-Lactams; Cattle; Cephalosporins; Cephapirin; Dose-Response Relationship, Drug; Drug Resistance, Microbial; Erythromycin; Female; Mammary Glands, Animal; Mastitis, Bovine; Novobiocin; Oxacillin; Penicillins; Staphylococcal Infections; Staphylococcus aureus | 1997 |
In-vitro activity of 21 beta-lactam antibiotics against penicillin-susceptible and penicillin-resistant Streptococcus pneumoniae.
Topics: Amoxicillin; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Carbapenems; Cefaclor; Cefadroxil; Cefatrizine; Cefepime; Cefixime; Cefotaxime; Cefpirome; Cefpodoxime; Ceftazidime; Ceftibuten; Ceftizoxime; Ceftriaxone; Cefuroxime; Cephalosporins; Cephradine; Drug Resistance, Microbial; Drug Resistance, Multiple; Humans; Microbial Sensitivity Tests; Penicillin Resistance; Penicillins; Piperacillin; Pneumococcal Infections; Serotyping; Species Specificity; Streptococcus pneumoniae | 1998 |
Absence of a post-antibiotic effect (PAE) of beta-lactams against Helicobacter pylori NCTC 11637.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Cefixime; Cefotaxime; Cephalosporins; Colony Count, Microbial; Culture Media; Helicobacter pylori; Microbial Sensitivity Tests; Penicillins | 1998 |
[In vitro antibacterial activity of faropenem, a novel oral penem antibiotic, against enterohemorrhagic Escherichia coli O157 strains].
Topics: Amoxicillin; Ampicillin; Anti-Bacterial Agents; Bacterial Toxins; beta-Lactams; Cefdinir; Cephalosporins; Clarithromycin; Escherichia coli O157; Fosfomycin; Kanamycin; Lactams; Microbial Sensitivity Tests; Minocycline; Norfloxacin; Shiga Toxin 1 | 1999 |
Balance between two transpeptidation mechanisms determines the expression of beta-lactam resistance in Enterococcus faecium.
Topics: Alanine; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Cell Division; Cell Membrane; Chromatography, High Pressure Liquid; Cross-Linking Reagents; Cytoplasm; Dipeptides; Drug Resistance; Enterococcus faecium; Escherichia coli; Lysine; Mass Spectrometry; Microscopy, Electron; Models, Biological; Muramoylpentapeptide Carboxypeptidase; Peptidoglycan; Peptidyl Transferases; Protein Structure, Tertiary; Time Factors | 2002 |
Beta-lactamases in ampicillin-resistant Escherichia coli isolates from foods, humans, and healthy animals.
Topics: Ampicillin; Animals; Animals, Domestic; beta-Lactam Resistance; beta-Lactamases; beta-Lactams; Cattle; Chickens; Dogs; Escherichia coli; Escherichia coli Infections; Feces; Humans; Meat Products; Microbial Sensitivity Tests; Molecular Sequence Data; Polymerase Chain Reaction; Sequence Analysis, DNA; Swine | 2002 |
Understanding resistance to beta-lactams and beta-lactamase inhibitors in the SHV beta-lactamase: lessons from the mutagenesis of SER-130.
Topics: Ampicillin; beta-Lactamase Inhibitors; beta-Lactamases; beta-Lactams; Binding, Competitive; Clavulanic Acid; Drug Resistance, Microbial; Enzyme Inhibitors; Escherichia coli; Kinetics; Models, Chemical; Mutagenesis; Mutagenesis, Site-Directed; Penicillanic Acid; Plasmids; Serine; Tazobactam; Thermodynamics; Time Factors | 2003 |
Beta-lactam resistance in Streptococcus mitis isolated from saliva of healthy subjects.
Topics: Adult; Ampicillin; Anti-Bacterial Agents; Bacterial Proteins; beta-Lactam Resistance; beta-Lactams; Carrier Proteins; Cefaclor; Cefotaxime; Female; Hexosyltransferases; Humans; Male; Microbial Sensitivity Tests; Molecular Sequence Data; Muramoylpentapeptide Carboxypeptidase; Mutation; Penicillin-Binding Proteins; Peptidyl Transferases; Saliva; Sequence Analysis, DNA; Streptococcus mitis | 2003 |
Penicillin acylase-catalyzed synthesis of beta-lactam antibiotics in highly condensed aqueous systems: beneficial impact of kinetic substrate supersaturation.
Topics: Amoxicillin; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Catalysis; Cephalexin; Cephalosporins; Enzyme Activation; Escherichia coli; Kinetics; Penicillanic Acid; Penicillin Amidase; Solutions; Substrate Specificity; Water | 2004 |
Double-disk synergy test positivity in Stenotrophomonas maltophilia clinical strains.
Topics: Amoxicillin-Potassium Clavulanate Combination; Ampicillin; Anti-Bacterial Agents; beta-Lactamase Inhibitors; beta-Lactams; Drug Resistance, Bacterial; Drug Synergism; Enzyme Inhibitors; Microbial Sensitivity Tests; Penicillanic Acid; Piperacillin; Piperacillin, Tazobactam Drug Combination; Stenotrophomonas maltophilia; Sulbactam | 2004 |
In vitro activities of beta-lactam antibiotics alone and in combination with sulbactam against Gram-negative bacteria.
Topics: Acinetobacter baumannii; Ampicillin; Anti-Bacterial Agents; Aztreonam; beta-Lactams; Cefepime; Cefoperazone; Cefotaxime; Ceftazidime; Cephalosporins; Drug Combinations; Drug Resistance, Bacterial; Enterobacter cloacae; Enzyme Inhibitors; Gram-Negative Bacteria; Humans; Imipenem; Klebsiella pneumoniae; Microbial Sensitivity Tests; Serratia marcescens; Sulbactam | 2004 |
Microscopic Mechanism of Antibiotics Translocation through a Porin.
Topics: Algorithms; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Biological Transport; Computer Simulation; Escherichia coli; Models, Molecular; Porins | 2004 |
SOS response induction by beta-lactams and bacterial defense against antibiotic lethality.
Topics: Ampicillin; Anti-Bacterial Agents; Bacterial Proteins; beta-Galactosidase; beta-Lactams; Carrier Proteins; Cell Division; Cell Wall; Escherichia coli; Escherichia coli Proteins; Hexosyltransferases; Lac Operon; Muramoylpentapeptide Carboxypeptidase; Mutation; Operon; Penicillin-Binding Proteins; Peptidoglycan Glycosyltransferase; Peptidyl Transferases; Protein Kinases; Signal Transduction; SOS Response, Genetics; Temperature; Transcription Factors | 2004 |
Production, characterization and evaluation of virulence of an adhesion defective mutant of Flavobacterium columnare produced by beta-lactam selection.
Topics: Ampicillin; Animals; Bacterial Adhesion; beta-Lactams; Catfishes; Culture Media; Fish Diseases; Flavobacteriaceae Infections; Flavobacterium; Mutation; Penicillin Resistance; Serial Passage; Virulence | 2005 |
Prevalence of beta-lactamases among ampicillin-resistant Escherichia coli and Salmonella isolated from food animals in Denmark.
Topics: Ampicillin; Animals; Animals, Domestic; beta-Lactam Resistance; beta-Lactamases; beta-Lactams; Cattle; Chickens; Escherichia coli; Escherichia coli Infections; Meat Products; Microbial Sensitivity Tests; Prevalence; Salmonella; Salmonella Infections; Swine | 2004 |
Activity of three {beta}-lactams (ertapenem, meropenem and ampicillin) against intraphagocytic Listeria monocytogenes and Staphylococcus aureus.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Blood Bactericidal Activity; Dose-Response Relationship, Drug; Ertapenem; Lactams; Listeria monocytogenes; Meropenem; Microbial Sensitivity Tests; Staphylococcus aureus; Thienamycins | 2005 |
Insights into the reaction of beta-lactam antibiotics with copper(II) ions in aqueous and micellar media: kinetic and spectrometric studies.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Copper; Hydrogen-Ion Concentration; Kinetics; Micelles; Spectrometry, Fluorescence; Spectrophotometry, Infrared; Spectrophotometry, Ultraviolet; Water | 2005 |
A novel peptidoglycan cross-linking enzyme for a beta-lactam-resistant transpeptidation pathway.
Topics: Alanine; Amino Acid Sequence; Ampicillin; Animals; Anti-Bacterial Agents; beta-Lactams; Brain; Catalysis; Cell Wall; Chromatography; Chromatography, Ion Exchange; Cross-Linking Reagents; Dose-Response Relationship, Drug; Drug Resistance, Bacterial; Enterococcus faecium; Escherichia coli; Mass Spectrometry; Models, Biological; Models, Chemical; Models, Genetic; Molecular Sequence Data; Peptides; Peptidoglycan; Peptidyl Transferases; Protein Binding; Substrate Specificity | 2005 |
beta-lactam antibiotics induce the SOS response and horizontal transfer of virulence factors in Staphylococcus aureus.
Topics: Ampicillin; Anti-Bacterial Agents; Bacterial Proteins; beta-Lactams; Gene Expression Regulation, Bacterial; Gene Transfer, Horizontal; Penicillins; Rec A Recombinases; Serine Endopeptidases; SOS Response, Genetics; Staphylococcus aureus; Virulence Factors | 2006 |
Total variation in the penA gene of Neisseria meningitidis: correlation between susceptibility to beta-lactam antibiotics and penA gene heterogeneity.
Topics: Amino Acid Sequence; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Cerebrospinal Fluid; Genetic Variation; Humans; Meningitis, Meningococcal; Microbial Sensitivity Tests; Molecular Sequence Data; Neisseria meningitidis; Penicillin G; Penicillin-Binding Proteins; Polymerase Chain Reaction; Sequence Alignment; Sequence Analysis, DNA | 2006 |
Real-time TaqMan PCR for rapid detection and typing of genes encoding CTX-M extended-spectrum beta-lactamases.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactam Resistance; beta-Lactamases; beta-Lactams; Cephalexin; DNA, Bacterial; Enterobacteriaceae; Enterobacteriaceae Infections; Escherichia coli Proteins; Genotype; Humans; Microbial Sensitivity Tests; Polymerase Chain Reaction; Reproducibility of Results; Sequence Analysis, DNA | 2007 |
Simultaneous determination of beta-lactamic antibiotics by a new high-performance low-pressure chromatographic system using a multisyringe burette coupled to a monolithic column (MSC).
Topics: Amoxicillin; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Cephalexin; Chromatography, High Pressure Liquid; Excipients; Sensitivity and Specificity; Solvents | 2007 |
Experiences with an identification and quantification program for inhibitor-positive milk samples.
Topics: Ampicillin; Animals; Anti-Infective Agents; beta-Lactams; Cephalosporins; Drug Residues; Food Analysis; Immunoenzyme Techniques; Milk; Penicillin G; Penicillinase; Penicillins; Reproducibility of Results; Sulfonamides | 2007 |
Development of a receptor-based microplate assay for the detection of beta-lactam antibiotics in different food matrices.
Topics: Ampicillin; Animals; Anti-Bacterial Agents; beta-Lactams; Digoxigenin; Drug Residues; Eggs; Food Analysis; Honey; Horseradish Peroxidase; Meat; Milk; Muscles; Penicillin-Binding Proteins; Streptococcus pneumoniae | 2007 |
Molecularly imprinted polymers as antibody mimics in automated on-line fluorescent competitive assays.
Topics: Amoxicillin; Ampicillin; Anti-Bacterial Agents; Antibody Specificity; Automation; beta-Lactams; Binding, Competitive; Chromatography; Fluoroimmunoassay; Molecular Mimicry; Nafcillin; Oxacillin; Penicillanic Acid; Penicillin G; Penicillin V; Polymers; Sensitivity and Specificity | 2007 |
Unexpected inhibition of peptidoglycan LD-transpeptidase from Enterococcus faecium by the beta-lactam imipenem.
Topics: Acylation; Aminoacyltransferases; Ampicillin; Anti-Bacterial Agents; Bacterial Proteins; beta-Lactams; Dipeptides; Dose-Response Relationship, Drug; Enterococcus faecium; Enzyme Precursors; Gram-Positive Bacterial Infections; Imipenem; Mass Spectrometry; Substrate Specificity; Trypsin | 2007 |
Influence of mass transfer limitations on the enzymatic synthesis of beta-lactam antibiotics catalyzed by penicillin G acylase immobilized on glioxil-agarose.
Topics: Amoxicillin; Ampicillin; beta-Lactams; Catalysis; Computer Simulation; Enzymes, Immobilized; Membranes, Artificial; Models, Chemical; Penicillin Amidase; Sepharose | 2008 |
Comparison of the efficacies of oral beta-lactams in selection of Haemophilus influenzae transformants with mutated ftsI genes.
Topics: Ampicillin; Bacterial Proteins; beta-Lactams; Carbapenems; Cefdinir; Cefprozil; Cephalosporins; Gene Transfer, Horizontal; Haemophilus influenzae; Mutation; Penicillin-Binding Proteins | 2008 |
[Childhood bacterial meningitis trends in Japan from 2005 to 2006].
Topics: Adolescent; Age Distribution; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Carbapenems; Cephalosporins; Child; Child, Preschool; Drug Resistance; Drug Therapy, Combination; Escherichia coli; Female; Haemophilus influenzae; Humans; Infant; Infant, Newborn; Japan; Male; Meningitis, Bacterial; Streptococcus pneumoniae; Time Factors | 2008 |
Streamlining methodology for the multiresidue analysis of beta-lactam antibiotics in bovine kidney using liquid chromatography-tandem mass spectrometry.
Topics: Amoxicillin; Ampicillin; Animals; Anti-Bacterial Agents; beta-Lactams; Cattle; Cephalosporins; Chromatography, Liquid; Cloxacillin; Kidney; Penicillins; Reproducibility of Results; Tandem Mass Spectrometry | 2008 |
Teratogenicity of antibacterial agents.
Topics: Abnormalities, Drug-Induced; Adult; Amoxicillin; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Cephalexin; Female; Fetus; Humans; Infant, Newborn; Longitudinal Studies; Maternal-Fetal Exchange; Pregnancy; Prevalence; Serbia | 2008 |
Resistance to β-lactams in bacteria isolated from different types of Portuguese cheese.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactamases; beta-Lactams; Cheese; Drug Resistance, Bacterial; Enterobacteriaceae; Humans; Microbial Sensitivity Tests; Portugal | 2009 |
The specificity of tests for anti-beta-lactam IgE antibodies declines progressively with increase of total serum IgE.
Topics: Adult; Aged; Aged, 80 and over; Amoxicillin; Ampicillin; Anti-Bacterial Agents; Antibody Specificity; beta-Lactams; Drug Hypersensitivity; Epitopes; False Positive Reactions; Female; Humans; Immunoglobulin E; Intradermal Tests; Male; Middle Aged; Penicillin G; Penicillin V | 2009 |
Introduction of ertapenem into a hospital formulary: effect on antimicrobial usage and improved in vitro susceptibility of Pseudomonas aeruginosa.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Ertapenem; Formularies, Hospital as Topic; Humans; Imipenem; Microbial Sensitivity Tests; Pseudomonas aeruginosa; Pseudomonas Infections; Retrospective Studies; Sulbactam | 2009 |
The beta-lactam-sensitive D,D-carboxypeptidase activity of Pbp4 controls the L,D and D,D transpeptidation pathways in Corynebacterium jeikeium.
Topics: Amino Acid Sequence; Ampicillin; Anti-Bacterial Agents; Bacterial Proteins; beta-Lactam Resistance; beta-Lactams; Carboxypeptidases; Catalytic Domain; Cell Wall; Corynebacterium; Escherichia coli; Molecular Sequence Data; Mycobacterium tuberculosis; Oligopeptides; Penicillin-Binding Proteins; Peptidoglycan; Peptidyl Transferases; Proteins; Substrate Specificity; Vancomycin Resistance | 2009 |
Molecular basis for the role of Staphylococcus aureus penicillin binding protein 4 in antimicrobial resistance.
Topics: Ampicillin; Bacterial Proteins; beta-Lactams; Cefotaxime; Crystallography, X-Ray; Drug Resistance, Bacterial; Molecular Sequence Data; Oxacillin; Penicillin-Binding Proteins; Polymerase Chain Reaction; Staphylococcus aureus; Vancomycin Resistance | 2010 |
Antimicrobial stewardship lessons: do Pseudomonas-sparing agents, such as ertapenem, effectively improve bacterial resistance?
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Carbapenems; Ertapenem; Humans; Imipenem; Microbial Sensitivity Tests; Pseudomonas aeruginosa; Pseudomonas Infections; Sulbactam | 2010 |
[Evolution of antibiotic-resistance Staphylococcus aureus in Saint Camille Medical Centre in Ouagadougou].
Topics: Academic Medical Centers; Adult; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Burkina Faso; Drug Resistance, Multiple, Bacterial; Erythromycin; Female; Gentamicins; Humans; Male; Microbial Sensitivity Tests; Oleandomycin; Pristinamycin; Retrospective Studies; Sputum; Staphylococcal Infections; Staphylococcus aureus; Suppuration; Urine | 2010 |
Monamphilectine A, a potent antimalarial β-lactam from marine sponge Hymeniacidon sp: isolation, structure, semisynthesis, and bioactivity.
Topics: Alkaloids; Ampicillin; Animals; Antimalarials; beta-Lactams; Carbenicillin; Chloroquine; Diterpenes; Drug Resistance; Escherichia coli; Marine Biology; Microbial Sensitivity Tests; Molecular Structure; Plasmodium falciparum; Porifera | 2010 |
Artesunate in combination with oxacillin protect sepsis model mice challenged with lethal live methicillin-resistant Staphylococcus aureus (MRSA) via its inhibition on proinflammatory cytokines release and enhancement on antibacterial activity of oxacilli
Topics: Adenosine; Ampicillin; Animals; Anti-Bacterial Agents; Antigens, CD; Artemisinins; Artesunate; Bacterial Load; beta-Lactams; Cytokines; Down-Regulation; Drug Synergism; Drug Therapy, Combination; Female; Interleukin-6; Macrophages, Peritoneal; Male; Methicillin-Resistant Staphylococcus aureus; Mice; Microbial Sensitivity Tests; Nod2 Signaling Adaptor Protein; Oxacillin; Penicillin-Binding Proteins; Sepsis; Staphylococcal Infections; Toll-Like Receptor 2; Tumor Necrosis Factor-alpha | 2011 |
Crystal structure of NDM-1 reveals a common β-lactam hydrolysis mechanism.
Topics: Ampicillin; beta-Lactam Resistance; beta-Lactamases; beta-Lactams; Catalytic Domain; Crystallography, X-Ray; Enterobacteriaceae; Enzyme Stability; Genes, Bacterial; Humans; Hydrolysis; Models, Molecular; Protein Conformation; Recombinant Proteins | 2011 |
Ertapenem compared to combination drug therapy for the treatment of postpartum endometritis after cesarean delivery.
Topics: Adult; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Cesarean Section; Clindamycin; Cohort Studies; Cost-Benefit Analysis; Drug Costs; Drug Therapy, Combination; Endometritis; Ertapenem; Female; Gentamicins; Humans; Infant, Newborn; Postnatal Care; Pregnancy; Puerperal Infection; Retrospective Studies; Young Adult | 2012 |
Ampicillin enhances daptomycin- and cationic host defense peptide-mediated killing of ampicillin- and vancomycin-resistant Enterococcus faecium.
Topics: Ampicillin; Anti-Bacterial Agents; Antimicrobial Cationic Peptides; Bacteremia; beta-Lactams; Daptomycin; Drug Resistance, Bacterial; Drug Synergism; Drug Therapy, Combination; Endocarditis, Bacterial; Enterococcus faecium; Humans; Microbial Sensitivity Tests; Models, Biological; Treatment Outcome; Vancomycin; Vancomycin Resistance | 2012 |
Molecular organization of small plasmids bearing blaTEM-1 and conferring resistance to β-lactams in Haemophilus influenzae.
Topics: Ampicillin; Base Sequence; beta-Lactam Resistance; beta-Lactamases; beta-Lactams; Haemophilus influenzae; Microbial Sensitivity Tests; Molecular Sequence Data; Open Reading Frames; Plasmids; Recombinases; RNA-Dependent RNA Polymerase; Transformation, Bacterial; Transposon Resolvases | 2012 |
Modeling solubility, acid-base properties and activity coefficients of amoxicillin, ampicillin and (+)6-aminopenicillanic acid, in NaCl(aq) at different ionic strengths and temperatures.
Topics: Amoxicillin; Ampicillin; beta-Lactams; Hydrogen-Ion Concentration; Hydrolysis; Osmolar Concentration; Penicillanic Acid; Potentiometry; Sodium Chloride; Solubility; Solutions; Temperature; Water | 2012 |
Early insights into the interactions of different β-lactam antibiotics and β-lactamase inhibitors against soluble forms of Acinetobacter baumannii PBP1a and Acinetobacter sp. PBP3.
Topics: Acinetobacter; Acinetobacter baumannii; Ampicillin; Anti-Bacterial Agents; beta-Lactam Resistance; beta-Lactamase Inhibitors; beta-Lactamases; beta-Lactams; Biological Assay; Boron Compounds; Enzyme Inhibitors; Humans; Kinetics; Molecular Docking Simulation; Penicillin-Binding Proteins; Penicillins; Solubility; Substrate Specificity; Sulbactam | 2012 |
Distinct single-cell morphological dynamics under beta-lactam antibiotics.
Topics: Ampicillin; Anti-Bacterial Agents; Automation, Laboratory; Bacterial Outer Membrane Proteins; beta-Lactams; Cefsulodin; Cell Wall; Cephalexin; Escherichia coli; Escherichia coli Proteins; Microscopy, Fluorescence; Microscopy, Video; Mutation; Time Factors; Time-Lapse Imaging | 2012 |
The binding of antibiotics in OmpF porin.
Topics: Amino Acid Sequence; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Binding Sites; Carbenicillin; Crystallography, X-Ray; Diffusion; Disk Diffusion Antimicrobial Tests; Ertapenem; Escherichia coli; Molecular Dynamics Simulation; Molecular Sequence Data; Porins; Protein Binding; Protein Structure, Secondary; Protein Structure, Tertiary | 2013 |
Modulation of the antibiotic activity by extracts from Amburana cearensis A. C. Smith and Anadenanthera macrocarpa (Benth.) Brenan.
Topics: Amikacin; Aminoglycosides; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Drug Resistance, Bacterial; Escherichia coli; Fabaceae; Microbial Sensitivity Tests; Mimosa; Plant Extracts; Plant Leaves; Staphylococcus aureus | 2013 |
Penicillin G acylase from Achromobacter sp. CCM 4824 : an efficient biocatalyst for syntheses of beta-lactam antibiotics under conditions employed in large-scale processes.
Topics: Achromobacter; Amoxicillin; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Biotransformation; Enzyme Stability; Enzymes, Immobilized; Hydrogen-Ion Concentration; Penicillanic Acid; Penicillin Amidase; Temperature | 2014 |
Susceptibility to antibiotics of aerobic bacteria isolated from community acquired secondary peritonitis in children: therapeutic guidelines might not always fit with and everyday experience.
Topics: Ampicillin; Anti-Bacterial Agents; Bacterial Infections; beta-Lactams; Child; Community-Acquired Infections; Drug Resistance, Bacterial; Drug Therapy, Combination; Ertapenem; Gentamicins; Hospitals, Pediatric; Humans; Italy; Meropenem; Microbial Sensitivity Tests; Penicillanic Acid; Peritonitis; Piperacillin; Piperacillin, Tazobactam Drug Combination; Practice Guidelines as Topic; Sulbactam; Thienamycins | 2013 |
Penicillin-binding protein 3 of Streptococcus pneumoniae and its application in screening of β-lactams in milk.
Topics: Ampicillin; Animals; Bacterial Proteins; beta-Lactams; Binding, Competitive; Biosensing Techniques; Food Analysis; Food Contamination; Horseradish Peroxidase; Milk; Penicillin-Binding Proteins; Solubility; Streptococcus pneumoniae | 2013 |
Development of a direct ELISA based on carboxy-terminal of penicillin-binding protein BlaR for the detection of β-lactam antibiotics in foods.
Topics: Ampicillin; Animals; Anti-Bacterial Agents; beta-Lactams; Binding, Competitive; Cattle; Chickens; Escherichia coli; Fluorescent Antibody Technique, Direct; Food Contamination; Horseradish Peroxidase; Immobilized Proteins; Limit of Detection; Meat; Milk; Penicillin-Binding Proteins; Protein Structure, Tertiary; Recombinant Proteins; Reproducibility of Results | 2013 |
An investigation of resistance to β-lactam antimicrobials among staphylococci isolated from pigs with exudative epidermitis.
Topics: Ampicillin; Animals; Bacterial Typing Techniques; beta-Lactam Resistance; beta-Lactams; Cephalosporins; Disk Diffusion Antimicrobial Tests; Epidermitis, Exudative, of Swine; Penicillin G; Staphylococcal Skin Infections; Staphylococcus; Staphylococcus aureus; Staphylococcus hyicus; Swine | 2013 |
Multiresidue screening of milk withheld for sale at dairy farms in central New York State.
Topics: Ampicillin; Animals; Anti-Bacterial Agents; beta-Lactams; Cattle; Chromatography, Liquid; Dairying; Drug Residues; Drug Resistance, Multiple, Bacterial; Food Analysis; Limit of Detection; Milk; New York; Penicillin G; Sulfamethazine; Tandem Mass Spectrometry; Tetracycline | 2014 |
Effects of β-lactam antibiotics and fluoroquinolones on human gut microbiota in relation to Clostridium difficile associated diarrhea.
Topics: Ampicillin; beta-Lactams; Cephalosporins; Clostridioides difficile; Clostridium Infections; Diarrhea; Fluoroquinolones; Gastrointestinal Tract; Humans; Microbiota; RNA, Ribosomal, 16S; Sulbactam | 2014 |
Antibacterial compounds of Canadian honeys target bacterial cell wall inducing phenotype changes, growth inhibition and cell lysis that resemble action of β-lactam antibiotics.
Topics: Ampicillin; Anti-Bacterial Agents; Bacteria; beta-Lactams; Cell Membrane Permeability; Cell Wall; Escherichia coli; Flow Cytometry; Honey; Microbial Sensitivity Tests; Microbial Viability; Phenotype | 2014 |
Chronic osteomyelitis of the mandible: diagnosis and management--an institution's experience over 7 years.
Topics: Administration, Intravenous; Adult; Age Factors; Aged; Aged, 80 and over; Amoxicillin; Amoxicillin-Potassium Clavulanate Combination; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Chronic Disease; Clindamycin; Doxycycline; Ertapenem; Female; Follow-Up Studies; Fractures, Spontaneous; Humans; Male; Mandibular Diseases; Mandibular Fractures; Middle Aged; Osteomyelitis; Osteosclerosis; Retrospective Studies; Sulbactam; Treatment Outcome; Vancomycin; Young Adult | 2015 |
β-Lactams enhance daptomycin activity against vancomycin-resistant Enterococcus faecalis and Enterococcus faecium in in vitro pharmacokinetic/pharmacodynamic models.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Ceftaroline; Cephalosporins; Daptomycin; Enterococcus faecalis; Enterococcus faecium; Ertapenem; Microbial Sensitivity Tests; Vancomycin; Vancomycin-Resistant Enterococci | 2015 |
Interspecies transfer of the penicillin-binding protein 3-encoding gene ftsI between Haemophilus influenzae and Haemophilus haemolyticus can confer reduced susceptibility to β-lactam antimicrobial agents.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactam Resistance; beta-Lactams; Cefotaxime; Gene Transfer, Horizontal; Haemophilus; Haemophilus influenzae; Homologous Recombination; Microbial Sensitivity Tests; Penicillin-Binding Proteins | 2015 |
In vitro activity of daptomycin in combination with β-lactams, gentamicin, rifampin, and tigecycline against daptomycin-nonsusceptible enterococci.
Topics: Ampicillin; Anti-Bacterial Agents; Antimicrobial Cationic Peptides; beta-Lactams; Cathelicidins; Daptomycin; DNA Mutational Analysis; DNA, Bacterial; Drug Combinations; Drug Interactions; Drug Resistance, Bacterial; Drug Synergism; Enterococcus; Enterococcus faecium; Ertapenem; Gentamicins; Gram-Positive Bacterial Infections; Humans; Microbial Sensitivity Tests; Mutation; Rifampin; Vancomycin Resistance | 2015 |
Inhibition of penicillin-binding protein 2a (PBP2a) in methicillin resistant Staphylococcus aureus (MRSA) by combination of ampicillin and a bioactive fraction from Duabanga grandiflora.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Humans; Lythraceae; Methicillin; Methicillin Resistance; Methicillin-Resistant Staphylococcus aureus; Microbial Sensitivity Tests; Penicillin-Binding Proteins; Plant Extracts; Staphylococcus aureus | 2015 |
In vitro Potential Effect of Morin in the Combination with β-Lactam Antibiotics Against Methicillin-Resistant Staphylococcus aureus.
Topics: Ampicillin; Anti-Bacterial Agents; Bacterial Proteins; beta-Lactams; Cell Membrane; Cell Wall; Colony Count, Microbial; Cytoplasm; Drug Resistance, Multiple, Bacterial; Drug Synergism; Flavonoids; Humans; Methicillin-Resistant Staphylococcus aureus; Microbial Sensitivity Tests; Microbial Viability; Microscopy, Electron, Transmission; Oxacillin; Penicillin-Binding Proteins; Republic of Korea; Staphylococcal Infections | 2015 |
Trends in Susceptibility Rates and Extended-Spectrum β-Lactamase Production of Klebsiella pneumoniae in Bloodstream Infections Across the United States Veterans Affairs Healthcare System.
Topics: Amikacin; Ampicillin; Anti-Bacterial Agents; Bacteremia; beta-Lactamases; beta-Lactams; Cefepime; Cefoxitin; Ceftazidime; Cephalosporins; Drug Resistance, Multiple, Bacterial; Ertapenem; Fluoroquinolones; Gene Expression Regulation, Bacterial; Humans; Imipenem; Klebsiella Infections; Klebsiella pneumoniae; Microbial Sensitivity Tests; Sulbactam; United States; United States Department of Veterans Affairs | 2015 |
Antimicrobial Susceptibilities of Aerobic and Facultative Gram-Negative Bacilli from Intra-abdominal Infections in Patients from Seven Regions in China in 2012 and 2013.
Topics: Amikacin; Ampicillin; Anti-Bacterial Agents; beta-Lactamases; beta-Lactams; Cefoxitin; China; Ciprofloxacin; Community-Acquired Infections; Cross Infection; Drug Resistance, Multiple, Bacterial; Enterobacteriaceae; Enterobacteriaceae Infections; Ertapenem; Gene Expression; Humans; Imipenem; Intraabdominal Infections; Levofloxacin; Microbial Sensitivity Tests; Penicillanic Acid; Piperacillin; Piperacillin, Tazobactam Drug Combination; Sulbactam | 2016 |
Quantitative assessment of faecal shedding of β-lactam-resistant Escherichia coli and enterococci in dogs.
Topics: Ampicillin; Animals; Anti-Bacterial Agents; Bacterial Shedding; beta-Lactams; Cefotaxime; Denmark; Dogs; Drug Resistance, Bacterial; Enterococcus faecium; Escherichia coli; Escherichia coli Infections; Feces; Female; Humans; Male; Microbial Sensitivity Tests; Prevalence | 2015 |
Synergistic Antibacterial Effect and Antibacterial Action Mode of Chitosan-Ferulic Acid Conjugate against Methicillin-Resistant Staphylococcus aureus.
Topics: Ampicillin; Anti-Bacterial Agents; Bacterial Proteins; beta-Lactams; Chitosan; Coumaric Acids; Drug Synergism; Gene Expression; Methicillin; Methicillin-Resistant Staphylococcus aureus; Microbial Sensitivity Tests; Penicillin-Binding Proteins | 2016 |
New insights into virulence mechanisms of rice pathogen Acidovorax avenae subsp. avenae strain RS-1 following exposure to ß-lactam antibiotics.
Topics: Ampicillin; Anti-Bacterial Agents; Bacterial Proteins; beta-Lactams; Blotting, Western; Cluster Analysis; Comamonadaceae; Gene Expression Profiling; Gene Expression Regulation, Bacterial; Host-Pathogen Interactions; Oryza; Plant Diseases; Reverse Transcriptase Polymerase Chain Reaction; Virulence | 2016 |
Design, synthesis and microbiological evaluation of ampicillin-tetramic acid hybrid antibiotics.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactamases; beta-Lactams; Drug Design; Drug Resistance, Bacterial; Gram-Negative Bacteria; Gram-Positive Bacteria; Microbial Sensitivity Tests; Pyrrolidinones; Siderophores; Species Specificity | 2017 |
Synergistic antibacterial effect of apigenin with β-lactam antibiotics and modulation of bacterial resistance by a possible membrane effect against methicillin resistant Staphylococcus aureus.
Topics: Ampicillin; Anti-Bacterial Agents; Apigenin; beta-Lactams; Ceftriaxone; Cell Membrane; Cell Membrane Permeability; Cell Wall; Drug Resistance, Bacterial; Drug Synergism; Methicillin-Resistant Staphylococcus aureus; Microbial Sensitivity Tests; Microscopy, Electron, Scanning; Microscopy, Electron, Transmission | 2016 |
Effective determination of ampicillin in cow milk using a molecularly imprinted polymer as sorbent for sample preconcentration.
Topics: Amoxicillin; Ampicillin; Animals; beta-Lactams; Ethylene Glycol; Feasibility Studies; Methacrylates; Milk; Molecular Imprinting; Oxacillin; Penicillin G; Polymers; Reproducibility of Results | 2017 |
Enhancement of bactericidal activity against group B streptococci with reduced penicillin susceptibility by uptake of gentamicin into cells resulting from combination with β-lactam antibiotics.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Gentamicins; Humans; Microbial Sensitivity Tests; Penicillins; Streptococcal Infections; Streptococcus agalactiae | 2017 |
Difficult Cases of Odontogenic Deep Neck Infections: A Report of Three Patients.
Topics: Adult; Ampicillin; beta-Lactams; Clindamycin; Drainage; Ertapenem; Focal Infection, Dental; Gentamicins; Humans; Infections; Klebsiella Infections; Male; Middle Aged; Neck; Periodontal Abscess; Streptococcal Infections; Sulbactam | 2017 |
Topics: Aged; Ampicillin; Bacteremia; beta-Lactams; Clostridioides difficile; Diagnosis, Differential; Enterococcus faecalis; Gram-Positive Bacterial Infections; Hepatitis A; Humans; Infusions, Intravenous; Male; Vancomycin | 2017 |
Boesenbergia rotunda (L.) Mansf. extract potentiates the antibacterial activity of some β-lactams against β-lactam-resistant staphylococci.
Topics: Ampicillin; Animals; Anti-Bacterial Agents; beta-Lactams; Cefazolin; Cloxacillin; Drug Resistance, Bacterial; Drug Synergism; Humans; Male; Microbial Sensitivity Tests; Plant Extracts; Rats; Staphylococcal Infections; Staphylococcus; Zingiberaceae | 2018 |
Stigmasterol: An adjuvant for beta lactam antibiotics against beta-lactamase positive clinical isolates.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactamase Inhibitors; beta-Lactamases; beta-Lactams; Drug Combinations; Gram-Negative Bacteria; Gram-Positive Bacteria; Humans; Infections; Microbial Sensitivity Tests; Stigmasterol | 2017 |
Effectiveness of Vancomycin or Beta-Lactam Therapy in Ampicillin-Susceptible
Topics: Aged; Ampicillin; Anti-Bacterial Agents; Bacteremia; beta-Lactams; Cohort Studies; Enterococcus; Female; Gram-Positive Bacterial Infections; Humans; Male; Middle Aged; Retrospective Studies; Treatment Outcome; Vancomycin | 2019 |
Potentiation of the activity of β-lactam antibiotics by farnesol and its derivatives.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Drug Synergism; Farnesol; Methicillin-Resistant Staphylococcus aureus; Microbial Sensitivity Tests; Oxacillin; Prodrugs | 2018 |
Case study on the soil antibiotic resistome in an urban community garden.
Topics: Ampicillin; Anti-Bacterial Agents; Antiporters; Bacterial Proteins; beta-Lactams; Cefoxitin; Ceftriaxone; Chloramphenicol; Cities; Drug Resistance, Multiple, Bacterial; Escherichia coli Proteins; Gardens; Gene Expression; Gentamicins; Gram-Negative Bacteria; Gram-Positive Bacteria; Humans; Kanamycin; Metagenome; Microbial Sensitivity Tests; Penicillins; Quinolones; Soil Microbiology | 2018 |
Perioperative antimicrobial prophylaxis and prevention of hepatobiliary surgical site infections.
Topics: Aged; Ampicillin; Anti-Infective Agents; Antibiotic Prophylaxis; beta-Lactams; Boston; Case-Control Studies; Cefazolin; Digestive System Surgical Procedures; Drug Combinations; Female; Humans; Logistic Models; Male; Metronidazole; Middle Aged; Multivariate Analysis; Perioperative Care; Retrospective Studies; Risk Factors; Sulbactam; Surgical Wound Infection | 2018 |
Crystal Structures of Penicillin-Binding Protein D2 from Listeria monocytogenes and Structural Basis for Antibiotic Specificity.
Topics: Ampicillin; Anti-Bacterial Agents; Bacterial Proteins; beta-Lactams; Cefotaxime; Cefuroxime; Crystallography, X-Ray; Humans; Listeria monocytogenes; Penicillin G; Penicillin-Binding Proteins | 2018 |
β-lactams modulate astroglial glutamate transporters and attenuate dependence to CP 55,940, a CB1 receptor agonist, in rat model.
Topics: Amino Acid Transport System X-AG; Ampicillin; Animals; Astrocytes; beta-Lactams; Brain; Cannabinoid Receptor Agonists; Central Nervous System Agents; Cyclohexanols; Disease Models, Animal; Drug-Seeking Behavior; Gene Expression; Male; Rats; Receptor, Cannabinoid, CB1; Substance-Related Disorders; Sulbactam | 2019 |
Photolysis of four β‑lactam antibiotics under simulated environmental conditions: Degradation, transformation products and antibacterial activity.
Topics: Amoxicillin; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Biodegradation, Environmental; Penicillin V; Photolysis; Piperacillin; Sunlight; Waste Disposal, Fluid; Water Pollutants, Chemical | 2019 |
High-resolution experimental and computational electrophysiology reveals weak β-lactam binding events in the porin PorB.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Humans; Meningitis, Meningococcal; Models, Molecular; Neisseria meningitidis; Permeability; Porins | 2019 |
The Effects of β-Lactam Antibiotics on Surface Modifications of Multidrug-Resistant Escherichia coli: A Multiscale Approach.
Topics: Ampicillin; Anti-Bacterial Agents; Bacterial Adhesion; beta-Lactams; Biofilms; Cell Membrane Permeability; Cell Wall; Drug Resistance, Multiple, Bacterial; Escherichia coli; Gelatin; Hydrophobic and Hydrophilic Interactions; Immobilization; Microbial Sensitivity Tests; Phenotype; Surface Properties; Wettability | 2019 |
Short communication: N-Acetylcysteine-mediated augmentation of β-lactam antibacterial activity against methicillin-resistant Staphylococcus aureus isolated from bovine mastitis cases.
Topics: Acetylcysteine; Ampicillin; Animals; Anti-Bacterial Agents; beta-Lactams; Cattle; Cefoxitin; Female; Mastitis, Bovine; Methicillin-Resistant Staphylococcus aureus; Microbial Sensitivity Tests; Oxacillin; Penicillin G | 2019 |
Pig liver esterases PLE1 and PLE6: heterologous expression, hydrolysis of common antibiotics and pharmacological consequences.
Topics: Amoxicillin; Ampicillin; Animals; Anti-Bacterial Agents; beta-Lactams; Carboxylesterase; Catalysis; Humans; Hydrolysis; Liver; Proteomics; Swine | 2019 |
Using old antibiotics to treat ancient bacterium-β-lactams for Bacillus anthracis meningitis.
Topics: Amoxicillin-Potassium Clavulanate Combination; Ampicillin; Animals; Anthrax; Anti-Bacterial Agents; Bacillus anthracis; Bacteria; beta-Lactamase Inhibitors; beta-Lactams; Disease Models, Animal; Dose-Response Relationship, Drug; Humans; Meropenem; Microbial Sensitivity Tests; Piperacillin, Tazobactam Drug Combination; Rabbits; Sulbactam | 2020 |
Mechanistic Insights Into the Differential Efficacy of Daptomycin Plus β-Lactam Combinations Against Daptomycin-Resistant Enterococcus faecium.
Topics: Ampicillin; Animals; Anti-Bacterial Agents; beta-Lactams; Ceftaroline; Cephalosporins; Daptomycin; Disease Models, Animal; Drug Resistance, Bacterial; Drug Therapy, Combination; Endocarditis, Bacterial; Enterococcus faecium; Ertapenem; Gram-Positive Bacterial Infections; Microbial Sensitivity Tests; Rats; Sequence Alignment; Transcriptome | 2020 |
Beta-lactams susceptibility testing of penicillin-resistant, ampicillin-susceptible Enterococcus faecalis isolates: a comparative assessment of Etest and disk diffusion methods against broth dilution.
Topics: Amoxicillin; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Disk Diffusion Antimicrobial Tests; Drug Resistance, Multiple, Bacterial; Enterococcus faecalis; Humans; Imipenem; Microbial Sensitivity Tests; Penicillins; Piperacillin; Sensitivity and Specificity | 2020 |
BL30SEC Method for Detection of Beta-Lactams in Raw Commingled Cow Milk: AOAC Performance Tested MethodSM 061902.
Topics: Ampicillin; Animals; Anti-Bacterial Agents; beta-Lactams; Cattle; Cephapirin; Drug Residues; Female; Milk; Penicillin G | 2020 |
Significant increase in the secretion of extracellular vesicles and antibiotics resistance from methicillin-resistant Staphylococcus aureus induced by ampicillin stress.
Topics: Ampicillin; Anti-Bacterial Agents; Bacterial Proteins; beta-Lactamase Inhibitors; beta-Lactamases; beta-Lactams; Cell-Free System; Drug Resistance, Microbial; Extracellular Vesicles; Methicillin-Resistant Staphylococcus aureus; Microbial Sensitivity Tests; Stress, Physiological | 2020 |
Transfer of certain beta-lactam antibiotics from cow's milk to fresh cheese and whey.
Topics: Ampicillin; Animals; Anti-Bacterial Agents; beta-Lactams; Cattle; Cephalexin; Cheese; Chromatography, High Pressure Liquid; Cloxacillin; Female; Food Contamination; Humans; Milk; Penicillins; Tandem Mass Spectrometry; Whey | 2022 |
Global protein responses of multidrug resistance plasmid-containing Escherichia coli to ampicillin, cefotaxime, imipenem and ciprofloxacin.
Topics: Ampicillin; Anti-Bacterial Agents; Anti-Infective Agents; beta-Lactamases; beta-Lactams; Cefotaxime; Ciprofloxacin; Drug Resistance, Multiple; Escherichia coli; Imipenem; Plasmids; Proteome; Proteomics | 2022 |
Evaluation of penicillin-gentamicin and dual beta-lactam therapies in Enterococcus faecalis infective endocarditis.
Topics: Adult; Ampicillin; Anti-Bacterial Agents; beta-Lactams; Drug Therapy, Combination; Endocarditis; Endocarditis, Bacterial; Enterococcus faecalis; Gentamicins; Gram-Positive Bacterial Infections; Humans; Penicillins; Retrospective Studies | 2022 |
Cephalexin, Cefaclor, and Ampicillin: Points in the Picture of β-Lactam Cross-Reactivity.
Topics: Ampicillin; beta-Lactams; Cefaclor; Cephalexin; Humans | 2022 |
Degradation of β-lactam antibiotic ampicillin using sustainable microbial peroxide producing cell system.
Topics: Ampicillin; Anti-Bacterial Agents; beta-Lactams; Ecosystem; Electrodes; Escherichia coli; Hydrogen Peroxide; Oxidation-Reduction; Peroxides; Wastewater; Water Pollutants, Chemical | 2022 |
Development of Whole-Cell Biosensors for Screening of Peptidoglycan-Targeting Antibiotics in a Gram-Negative Bacterium.
Topics: Agar; Ampicillin; Anti-Bacterial Agents; beta-Lactamases; beta-Lactams; Biosensing Techniques; Cell Wall; Cycloserine; Gram-Negative Bacteria; Luciferases, Bacterial; Membrane Transport Proteins; Peptidoglycan; Shewanella; Vancomycin | 2022 |
Evaluation of the antibacterial and inhibitory activity of NorA and MepA efflux pumps from Staphylococcus aureus by diosgenin.
Topics: Aminoglycosides; Ampicillin; Anti-Bacterial Agents; Bacterial Proteins; beta-Lactams; Diosgenin; Escherichia coli; Ethidium; Fluoroquinolones; Gentamicins; Humans; Microbial Sensitivity Tests; Multidrug Resistance-Associated Proteins; Norfloxacin; Saponins; Staphylococcal Infections; Staphylococcus aureus | 2022 |
Computational and data mining studies to understand the distribution and dynamics of Temoneria (TEM) β-lactamase and their interaction with β-lactam and β-lactamase inhibitors.
Topics: Amoxicillin; Ampicillin; Anti-Bacterial Agents; beta-Lactamase Inhibitors; beta-Lactamases; beta-Lactams; Carbapenems; Cephalosporins; Data Mining; Molecular Docking Simulation; Monobactams; Penicillins; Tazobactam | 2022 |
Enterococcus faecium Clade Competition in the Presence of β-Lactam Antibiotics in a Mouse GI Tract Colonization Model.
Topics: Ampicillin; Animals; Anti-Bacterial Agents; beta-Lactams; Ceftriaxone; Enterococcus faecium; Gastrointestinal Tract; Mice; Monobactams | 2022 |
Use of trans-complementation method to determine the effects of various ftsI mutations on β-lactamase-negative ampicillin-resistant (BLNAR) Haemophilus influenzae strains.
Topics: Ampicillin; Ampicillin Resistance; Anti-Bacterial Agents; beta-Lactamases; beta-Lactams; Cefotaxime; Haemophilus Infections; Haemophilus influenzae; Humans; Microbial Sensitivity Tests; Mutation | 2022 |
Single Cell Killing Kinetics Differentiate Phenotypic Bacterial Responses to Different Antibacterial Classes.
Topics: Ampicillin; Anti-Bacterial Agents; Bacteria; beta-Lactams; Ciprofloxacin; Escherichia coli; Fluoroquinolones; Microbial Sensitivity Tests | 2023 |
Combining the dual antibacterial and regenerative activities of platelet-rich plasma with β-lactams to mitigate MRSA-infected skin wounds.
Topics: Ampicillin; Animals; Anti-Bacterial Agents; beta-Lactams; Drug Synergism; Methicillin-Resistant Staphylococcus aureus; Mice; Microbial Sensitivity Tests; Oxacillin; Platelet-Rich Plasma; Proteomics; Wound Infection | 2023 |
DNA Nanoflower Eye Drops with Antibiotic-Resistant Gene Regulation Ability for MRSA Keratitis Target Treatment.
Topics: Ampicillin; Anti-Bacterial Agents; Bacterial Proteins; beta-Lactams; DNA; Humans; Keratitis; Methicillin-Resistant Staphylococcus aureus; Microbial Sensitivity Tests; Zinc Oxide | 2023 |