urea and ammonium sulfate

urea has been researched along with ammonium sulfate in 145 studies

Research

Studies (145)

TimeframeStudies, this research(%)All Research%
pre-199098 (67.59)18.7374
1990's13 (8.97)18.2507
2000's6 (4.14)29.6817
2010's22 (15.17)24.3611
2020's6 (4.14)2.80

Authors

AuthorsStudies
Castric, PA; Levenberg, B1
Akagi, JM; Himes, RH; Shing, YW1
Osawa, T; Sawada, JI; Shioiri-Nakano, K1
Kundu, AK; Manna, S1
Brown, PR; Gregoriou, M; Tata, R1
Alaa el-Din, MN; Hamdi, YA; Tewfik, MS1
Choudary, VP; Rao, GR1
O'Connor, WJ; Summerill, RA1
Abdel-Nasser, M; Hamed, AS1
Leng, RA; Nolan, JV; Norton, BW1
Acebal, C; Castillon, MP; de la Mata, I; Dominguez, JM; Jimenez, J; Macarron, R1
Greene, LW; Hardt, PF; Ocumpaugh, WR1
Freer, SN; Jackson, MA1
Li, F; Li, J; Liu, D; Wang, P1
Abdelghani, AA; Anderson, AC; Englande, AJ; Malek, EA; Tchounwou, PB1
Englande, AJ; Malek, EA; Tchounwou, PB1
Fishkes, H; Rudnick, G; Schuldiner, S; Steiner-Mordoch, SS; Stern-Bach, Y1
Chiba, S; Matsui, H; Onodera, S1
Craven, SE1
Núñez Muñoz, M; Ortega Cerrilla, E1
Dixon, RM; Nolan, JV1
Schmidt, JH; Wells, R1
Mitchinson, C; Pain, RH1
Arakawa, T; Timasheff, SN1
Kang, YS; Lee, TH; Oh, SK; Shim, BS; Yoon, CS1
Kondo, H; Koshihara, H1
Fenner, C; Mason, DT; Wikman-Coffelt, J; Zelis, R1
Coulton, JW; Kapoor, M1
Aliotta, G; Rigano, C; Violante, U1
Cho, HJ; Ingram, DG1
Pringle, JR; Stellwagen, E; Wilgus, H1
Lee, LM1
Barlow, V; Mirsky, R1
Knowles, AF; Penefsky, HS1
Brooks, JC; Senior, AE1
De Bernard, B; Panfili, E; Sottocasa, GL1
Marler, HR; Shakespeare, PG1
Bar, A; Hurwitz, S1
Lin, PP; Varner, JE1
Singh, J; Wharton, DC1
Flynn, TG; Hurst, RO; Kormann, AW1
Dunlap, RB; Freisheim, JH; Gundersen, LE; Harding, NG; Huennekens, FM; Otting, F1
Kester, M; Norton, SJ1
Fischman, DA; Goldwasser, E; Moscona, AA; Sarkar, PK1
De Zalenski, C; Pietruszko, R; Theorell, H1
Cottam, GL; Dahm, L; Taylor, J; Waterman, MR; Yamaoka, K1
Foulds, J1
Blackburn, EH; Davidson, BE; Dopheide, TA1
Cooper, TG; Whitney, PA1
Brown, JL1
Hayashi, R; Moore, S; Stein, WH1
Pilkis, SJ1
Barnes, R; Jones, OT; Porra, RJ1
Flintoff, WF; Paetkau, VH1
Kuhn, RW; Neurath, H; Walsh, KA1
Gunsalus-Miguel, A; Hastings, JW; Meighen, EA; Nealson, KH; Nicoli, MZ1
Akazawa, T; Kondo, H; Nishimura, M; Shimazue, T; Sugiyama, T1
Melville, JC; Ryan, CA1
Frieden, E; Nielsen, SA1
Fang, S; Glazer, AN1
Brown, BI; Brown, DH; Gordon, RB2
Ericsson, LH; Hermodson, MA; Stoll, E; Zuber, H1
Bralczyk, J; Kleczkowski, K; Tarantowicz-Marek, E1
Egelrud, T; Olivecrona, T1
Bonner, J; Noodén, LD; Sevall, JS; van den Broek, HW1
Erdös, EG; Kakimoto, T; Oshima, G; Yeh, HS1
Kawaguchi, T1
Bezborodov, AM; Ivanova, GS1
Kamel, MY; Ragaa, RH1
Futterman, S; Rollins, MH1
Mapelli, S; Soave, C; Torti, G1
McKenzie, HA; Ralston, GB1
Frost, JW; Liess, B1
Konovalov, SA; Vorotilo, SP; Ziukova, LA1
Behal, FJ; Starnes, WL1
Kochakian, CD; Stevenson, D1
Ron, EZ; Shani, M1
Goto, S; Mizuno, D1
Hindennach, I; Kaltschmidt, E; Wittmann, HG1
Dannies, PS; Levine, L1
Gardonio, EC; Logan, DM1
Arima, T; Fujii, S; Hashimoto, T; Okuda, H1
Pelroy, RA; Whiteley, HR1
Berdyshev, GD; Parsnitskaja, AI; Rasskazov, VA1
Cheeke, PR; Stangel, DE1
Hochstein, LI; Schramm, VL1
Siegel, FL; Wolff, DJ1
Laval, J; Paoletti, C1
Azarnoff, DL; Shoeman, DW1
Idler, W; Ugel, AR1
Leng, RA; Nolan, JV1
Nelson, TE; Watts, TE1
Stahl, PD; Touster, O1
Hersh, LB1
Hayaishi, O; Hirata, F; Nakazawa, A; Nozaki, M1
Fass, DN; Heldebrant, CM; Mann, KG1
Buchwald, BM1
Ebner, KE; Schmidt, DV1
Behal, FJ; Little, GH1
Girsch, SJ; Rabinovitch, B1
Barylko, B; Drabikowski, W1
Tanev, G1
Fonss-Bech, P; Schmidt, KD1
Cooper, JE1
Fan, YX; Ju, M; Tsou, CL; Zhou, JM1
Horowitz, PM; Ybarra, J1
Prentø, P1
Dabrowski, K; Matusiewicz, M1
Imoto, T; Maeda, Y; Ueda, T; Yamada, H1
Imkampe, A; Mayser, P; Papavassilis, C; Winkeler, M1
Chaudhuri, AR; Khan, IA; Ludueña, RF1
Fast, J; Linse, S; Mossberg, AK; Svanborg, C1
Albuquerque, CD; Campos-Takaki, GM; Filetti, AM1
Colauto, NB; Linde, GA; Mantovani, TR1
Chen, XY; Li, YS; Shi, QW; Wang, ZQ; Wu, LH; Wu, SF1
Chen, T; Jin, Y; Li, X; Yan, J1
da Silva, MM; Maeda, RN; Pereira, N; Santa Anna, LM1
Conrad, R; Frenzel, P; Shrestha, M; Shrestha, PM1
Bastianetto, E; Bello, AC; da Cunha, AP; de Freitas, CM; Domingues, LN; Leite, RC; Martins, JR; Oliveira, PR; Silva, MX1
Budroni, M; Mannazzu, I; Migheli, Q; Sanna, ML; Zara, G; Zara, S1
Tong, D; Xu, R1
Du, H; Gu, Y; Li, S; Pan, H; Wang, N; Wei, M; Xia, N; Yang, C; Zhang, J; Zhang, X1
Burger, M; Doane, TA; Horwath, WR; Zhu, X1
Padkina, MV; Rumiantsev, AM; Sambuk, EV1
Finete, Vde L; Gouvêa, MM; Marques, FF; Netto, AD1
Chen, T; Hu, YJ; Li, XD; Qi, ZF; Yan, M1
Hayatsu, M1
Li, X; Qi, Z; Ren, J; Xu, Z; Yan, M; Yang, J1
Liu, J; Shi, J; Sun, L; Yang, J; Zheng, C; Zhu, S1
Froetschel, MA; Paserakung, A; Pattarajinda, V; Vichitphan, K1
Cicero, N; Dugo, G; La Torre, GL; Potortì, AG; Richardson, D; Tropea, A; Waldron, KW; Wilson, D1
Huang, L; Jiang, R; Kang, J; Yuan, Z; Zhang, W; Zhong, H1
Li, K; Zhang, L; Zhu, C; Zhu, X1
Gupta, MM; Nagegowda, DA; Pal, A; Pal, S; Rastogi, S; Shasany, AK; Singh, AK; Verma, RK; Yadav, AK1
Holroyd, SE; McGoverin, CM; Nieuwoudt, MK; Simpson, MC; Williams, DE1
Clore, GM; Wälti, MA1
Hussain, A; Pu, H; Sun, DW1
Chen, L; Chen, S; Li, S; Wang, D; Wang, M; Zheng, H1
Dedi, C; Dymond, M; Eardley, J; Hallsworth, JE; Timson, DJ1
Billerbeck, S; Prins, RC1
Hoshyarmanesh, P; Mohammadbagheri, Z; Rahmati, A1
Fernandes, AM; Gupta, SK; Soratto, RP; Souza, EFC1
Bhande, D; Kaushik, A; Kumar, A; Mudila, H; Pawar, SD; Pawar, VS1
Jiang, HB; Lang, M; Li, N; Li, P; Nie, H; Zhu, YJ1

Other Studies

145 other study(ies) available for urea and ammonium sulfate

ArticleYear
Urea amidolyase of Candida utilis. Characterization of the urea cleavage reactions.
    Biochimica et biophysica acta, 1976, Jul-08, Volume: 438, Issue:2

    Topics: Acetamides; Allophanate Hydrolase; Amidohydrolases; Ammonium Sulfate; Candida; Carbon-Nitrogen Ligases; Enzyme Induction; Formamides; Guanidines; Hydrogen-Ion Concentration; Kinetics; Ligases; Multienzyme Complexes; Temperature; Urea; Urease

1976
Psychrophilic, mesophilic, and thermophilic triosephosphate isomerases from three clostridial species.
    Journal of bacteriology, 1975, Volume: 122, Issue:1

    Topics: Amino Acids; Ammonium Sulfate; Anaerobiosis; Carbohydrate Epimerases; Chemical Precipitation; Chromatography; Chromatography, DEAE-Cellulose; Clostridium; Electrophoresis, Disc; Hot Temperature; Hydrogen-Ion Concentration; Hydroxyapatites; Isoelectric Focusing; Molecular Weight; Protein Denaturation; Sodium Dodecyl Sulfate; Sugar Phosphates; Temperature; Trioses; Urea

1975
Purification and characterization of guinea pig lymphotoxin produced by lymph node cells stimulated by phytohemagglutinin.
    Transplantation, 1975, Volume: 19, Issue:4

    Topics: Ammonium Sulfate; Animals; Cell-Free System; Cells, Cultured; Centrifugation, Density Gradient; Chemical Fractionation; Chromatography, Gel; Chromatography, Ion Exchange; Chymotrypsin; Clostridium perfringens; Concanavalin A; Cytotoxicity Tests, Immunologic; Edetic Acid; Guinea Pigs; Hydrogen-Ion Concentration; Iodoacetates; Lectins; Lymph Nodes; Lymphocytes; Lymphotoxin-alpha; Micrococcal Nuclease; Molecular Weight; Neuraminidase; Nitrobenzenes; Serum Albumin, Radio-Iodinated; Trypsin; Urea

1975
Purification and characterization of extracellular proteinases of Aspergillus oryzae.
    Applied microbiology, 1975, Volume: 30, Issue:4

    Topics: Ammonium Sulfate; Aspergillus; Aspergillus oryzae; Caseins; Cell-Free System; Chemical Precipitation; Chromatography; Ethanol; Hemoglobins; Hydrogen-Ion Concentration; Hydrolysis; Isoenzymes; Metals; Molecular Weight; Peptide Hydrolases; Sulfhydryl Compounds; Sulfhydryl Reagents; Urea

1975
Pseudomonas aeruginosa mutants resistant to urea inhibition of growth on acetanilide.
    Journal of bacteriology, 1977, Volume: 132, Issue:2

    Topics: Acetanilides; Amidohydrolases; Ammonium Sulfate; Genes; Lactates; Mutation; Pseudomonas aeruginosa; Transduction, Genetic; Urea; Urease

1977
Nitrate reductase and dehydrogenase activities of cowpea nodules as affected by ammonium sulphate and urea fertilizers.
    Zentralblatt fur Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene. Zweite naturwissenschaftliche Abteilung: Mikrobiologie der Landwirtschaft der Technologie und des Umweltschutzes, 1978, Volume: 133, Issue:5

    Topics: Ammonium Sulfate; Fertilizers; Nitrate Reductases; Nitrogen Fixation; Oxidoreductases; Plants; Rhizobium; Soil Microbiology; Urea

1978
Regulatory properties of yeast nitrate reductase in situ.
    Canadian journal of microbiology, 1976, Volume: 22, Issue:1

    Topics: Amino Acids; Ammonium Sulfate; Candida; Cell Membrane Permeability; Enzyme Induction; Enzyme Repression; Ethanol; Glutamates; Hydrazines; Hydroxylamines; Nitrate Reductases; Nitrates; Nitrites; Toluene; Urea

1976
Sulphate excretion by dogs following ingestion of ammonium sulphate or meat.
    The Journal of physiology, 1976, Volume: 260, Issue:3

    Topics: Absorption; Ammonium Sulfate; Animals; Creatinine; Dogs; Female; Glomerular Filtration Rate; Intestinal Absorption; Kidney Tubules; Meat; Sulfates; Urea

1976
Soil amendments and the rhizosphere effect.
    Zentralblatt fur Bakteriologie, Parasitenkunde, Infektionskrankheiten und Hygiene. Zweite naturwissenschaftliche Abt.: Allgemeine, landwirtschaftliche und technische Mikrobiologie, 1975, Volume: 130, Issue:6

    Topics: Ammonia; Ammonium Sulfate; Bacteria; Cell Count; Glycine max; Nitrogen; Plants; Soil; Soil Microbiology; Triticum; Urea

1975
Further studies of the dynamics of nitrogen metabolism in sheep.
    The British journal of nutrition, 1976, Volume: 35, Issue:1

    Topics: Ammonia; Ammonium Sulfate; Animal Feed; Animals; Bacteria; Cecum; Digestion; Feces; Female; Gastric Juice; Intestinal Secretions; Models, Chemical; Nitrogen; Rheology; Rumen; Sheep; Urea

1976
Mechanisms of thermoinactivation of endoglucanase I from Trichoderma reesei QM 9414.
    The Biochemical journal, 1992, Oct-15, Volume: 287 ( Pt 2)

    Topics: Ammonium Sulfate; Cellulose 1,4-beta-Cellobiosidase; Circular Dichroism; Copper; Disulfides; Enzyme Activation; Glycoside Hydrolases; Hot Temperature; Hydrogen-Ion Concentration; Kinetics; Protein Conformation; Spectrophotometry, Ultraviolet; Trichoderma; Urea

1992
Forage mineral concentration, animal performance, and mineral status of heifers grazing cereal pastures fertilized with sulfur.
    Journal of animal science, 1991, Volume: 69, Issue:6

    Topics: Ammonium Sulfate; Animal Feed; Animals; Calcium; Cattle; Copper; Edible Grain; Female; Fertilizers; Magnesium; Minerals; Phosphorus; Potassium; Rain; Random Allocation; Sulfur; Urea; Weight Gain

1991
The influence of carbon and nitrogen nutrition on fusarin C biosynthesis by Fusarium moniliforme.
    FEMS microbiology letters, 1991, Aug-15, Volume: 66, Issue:3

    Topics: Ammonium Sulfate; Fusarium; Glucose; Mutagens; Polyenes; Urea; Zinc

1991
Application of uniform design in L-isoleucine fermentation.
    Chinese journal of biotechnology, 1991, Volume: 7, Issue:3

    Topics: Ammonium Sulfate; Biotin; Calcium Carbonate; Corynebacterium; Culture Media; Fermentation; Glucose; Isoleucine; Magnesium Sulfate; Phosphates; Potassium; Potassium Compounds; Thiamine; Urea

1991
The effects of ammonium sulphate and urea upon egg hatching and miracidial survival of Schistosoma mansoni.
    Journal of environmental science and health. Part. B, Pesticides, food contaminants, and agricultural wastes, 1991, Volume: 26, Issue:2

    Topics: Ammonium Sulfate; Analysis of Variance; Animals; Humans; Larva; Schistosoma mansoni; Schistosomiasis mansoni; Urea; Zygote

1991
Toxicity evaluation of ammonium sulphate and urea to three developmental stages of freshwater snails.
    Archives of environmental contamination and toxicology, 1991, Volume: 21, Issue:3

    Topics: Ammonium Sulfate; Animals; Biomphalaria; Dose-Response Relationship, Drug; Snails; Urea

1991
Energetics of reserpine binding and occlusion by the chromaffin granule biogenic amine transporter.
    Biochemistry, 1990, Jan-23, Volume: 29, Issue:3

    Topics: Adenosine Triphosphatases; Ammonium Sulfate; Binding Sites; Biogenic Amines; Carbonyl Cyanide m-Chlorophenyl Hydrazone; Carrier Proteins; Chlorides; Chromaffin Granules; Chromaffin System; Detergents; Electrochemistry; Hydrogen-Ion Concentration; Ionophores; Kinetics; Ligands; Membrane Potentials; Reserpine; Thermodynamics; Thiocyanates; Time Factors; Urea

1990
Single active site mechanism of rabbit liver acid alpha-glucosidase.
    Journal of biochemistry, 1989, Volume: 105, Issue:4

    Topics: alpha-Glucosidases; Ammonium Sulfate; Animals; Binding Sites; Chromatography, Gel; Electrophoresis, Polyacrylamide Gel; Enzyme Stability; Glycogen; Hydrogen-Ion Concentration; Hydrolysis; Kinetics; Liver; Maltose; Molecular Weight; Rabbits; Urea

1989
Activation of Clostridium perfringens spores under conditions that disrupt hydrophobic interactions of biological macromolecules.
    Applied and environmental microbiology, 1988, Volume: 54, Issue:8

    Topics: Ammonium Sulfate; Clostridium perfringens; Colony Count, Microbial; Dibucaine; Hot Temperature; Hydrogen-Ion Concentration; Macromolecular Substances; Muramidase; Procaine; Spores, Bacterial; Urea

1988
[Treatment of wheat straw with urea, calcium hydroxide or ammonium sulfate].
    Archivos latinoamericanos de nutricion, 1987, Volume: 37, Issue:2

    Topics: Ammonium Sulfate; Animal Feed; Calcium Hydroxide; Silage; Triticum; Urea

1987
Nitrogen and carbon flows between the caecum, blood and rumen in sheep given chopped lucerne (Medicago sativa) hay.
    The British journal of nutrition, 1986, Volume: 55, Issue:2

    Topics: Ammonium Sulfate; Animal Feed; Animals; Bicarbonates; Carbon; Cecum; Infusions, Intravenous; Injections; Male; Models, Biological; Nitrogen; Osmolar Concentration; Rumen; Sheep; Urea

1986
Recovery of soluble proteins from glanded cotton tissues with amines.
    Analytical biochemistry, 1986, Volume: 154, Issue:1

    Topics: Amines; Ammonium Sulfate; Boric Acids; Buffers; Gossypium; Gossypol; Plant Proteins; Plants; Protein Binding; Urea

1986
Effects of sulphate and urea on the stability and reversible unfolding of beta-lactamase from Staphylococcus aureus. Implications for the folding pathway of beta-lactamase.
    Journal of molecular biology, 1985, Jul-20, Volume: 184, Issue:2

    Topics: Ammonium Sulfate; beta-Lactamases; Kinetics; Penicillin G; Protein Conformation; Protein Denaturation; Staphylococcus aureus; Urea

1985
Calculation of the partial specific volume of proteins in concentrated salt and amino acid solutions.
    Methods in enzymology, 1985, Volume: 117

    Topics: Amino Acids; Ammonium Sulfate; Guanidine; Guanidines; Molecular Weight; Muramidase; Osmolar Concentration; Protein Conformation; Proteins; Solutions; Urea

1985
Studies on swine and canine serum haptoglobins.
    Biochimica et biophysica acta, 1971, Jul-25, Volume: 243, Issue:1

    Topics: Acetamides; Ammonium Sulfate; Animals; Chemical Phenomena; Chemical Precipitation; Chemistry; Chromatography, DEAE-Cellulose; Chromatography, Gel; Cross Reactions; Dogs; Electrophoresis; Electrophoresis, Paper; Epitopes; Haptoglobins; Hemoglobins; Humans; Immune Sera; Immunoelectrophoresis; Iodoacetates; Macromolecular Substances; Mercaptoethanol; Molecular Weight; Peptides; Protein Binding; Rabbits; Species Specificity; Swine; Urea

1971
Immunological studies on the 26 S particles of sea urchin eggs.
    Experimental cell research, 1972, Volume: 75, Issue:2

    Topics: Ammonium Sulfate; Animals; Antigens; Buffers; Centrifugation, Density Gradient; Electrophoresis, Polyacrylamide Gel; Epitopes; Female; Immune Sera; Immunodiffusion; Male; Ovum; Rabbits; Sea Urchins; Subcellular Fractions; Urea

1972
Comparative purification of myocardial myosin and antigenic specificity of the two light chains.
    Preparative biochemistry, 1973, Volume: 3, Issue:5

    Topics: Adenosine Triphosphatases; Ammonium Sulfate; Animals; Chemical Precipitation; Chromatography, Ion Exchange; Dogs; Electrophoresis, Disc; Epitopes; Goats; Immunodiffusion; Immunoglobulin Fragments; Iodine Radioisotopes; Macromolecular Substances; Myocardium; Myosins; Protein Denaturation; Sodium Dodecyl Sulfate; Urea

1973
Purification and some properties of the glutamate dehydrogenase of Salmonella typhimurium.
    Canadian journal of microbiology, 1973, Volume: 19, Issue:4

    Topics: Ammonium Sulfate; Centrifugation, Density Gradient; Chemical Precipitation; Chromatography, Gel; Chromatography, Ion Exchange; Electrophoresis, Polyacrylamide Gel; Enzyme Repression; Glutamate Dehydrogenase; Guanidines; Hot Temperature; Hydrogen-Ion Concentration; Mercuribenzoates; Molecular Weight; NADP; Salmonella typhimurium; Sodium Dodecyl Sulfate; Temperature; Urea

1973
Kinetic aspects of nitrate reductase from Cyanidium caldarium. Inhibition by reduced pyridine nucleotides.
    Biochimica et biophysica acta, 1973, Nov-15, Volume: 327, Issue:1

    Topics: Ammonium Sulfate; Binding Sites; Chemical Precipitation; Chlorophyta; Hot Temperature; Kinetics; NAD; NADP; Nitrate Reductases; Nitrates; Urea

1973
The antigen and virus of Aleutian disease in mink.
    Journal of immunological methods, 1974, Volume: 4, Issue:2

    Topics: Aleutian Mink Disease; Ammonium Sulfate; Animals; Antigens, Viral; Centrifugation, Density Gradient; Fluorocarbon Polymers; Formaldehyde; Genotype; Hot Temperature; Hydrochloric Acid; Immunoelectrophoresis; Liver; Lymph Nodes; Microscopy, Electron; Mink; Parvoviridae; Spleen; Ultracentrifugation; Urea; Viruses, Unclassified

1974
The molecular weight of the polypeptide chains of yeast phosphofructokinase.
    Biochemical and biophysical research communications, 1971, Jul-02, Volume: 44, Issue:1

    Topics: Alkylation; Ammonium Sulfate; Chemical Precipitation; Chromatography, Gel; Detergents; Drug Stability; Electrophoresis; Fluorides; Guanidines; Hot Temperature; Macromolecular Substances; Molecular Weight; Oxidation-Reduction; Phosphofructokinase-1; Protease Inhibitors; Protein Denaturation; Saccharomyces; Sulfonic Acids; Sulfuric Acids; Urea

1971
Purification and some properties of phosphofructokinase from human erythrocytes.
    Archives of biochemistry and biophysics, 1972, Volume: 148, Issue:2

    Topics: Ammonium Sulfate; Chromatography, DEAE-Cellulose; Drug Stability; Electrophoresis, Disc; Erythrocytes; Guanidines; Humans; Mercaptoethanol; Osmolar Concentration; Phosphofructokinase-1; Ultracentrifugation; Urea

1972
Alternative purification of the membrane-bound ATPase from Bacillus megaterium KM, and some properties.
    Biochimica et biophysica acta, 1972, Aug-09, Volume: 274, Issue:2

    Topics: Adenosine Triphosphatases; Ammonium Sulfate; Bacillus megaterium; Cell Membrane; Centrifugation, Density Gradient; Chemical Precipitation; Cold Temperature; Drug Stability; Electrophoresis, Disc; Macromolecular Substances; Molecular Weight; Sodium Dodecyl Sulfate; Ultracentrifugation; Urea

1972
The subunit structure of beef heart mitochondrial adenosine triphosphatase. Isolation procedures.
    The Journal of biological chemistry, 1972, Oct-25, Volume: 247, Issue:20

    Topics: Adenosine Triphosphatases; Ammonium Sulfate; Animals; Cattle; Chemical Precipitation; Chromatography, Gel; Chromatography, Ion Exchange; Electrophoresis, Disc; Guanidines; Hot Temperature; Macromolecular Substances; Membranes; Mitochondria; Myocardium; Oxidative Phosphorylation Coupling Factors; Peptides; Protein Conformation; Protein Denaturation; Sodium Dodecyl Sulfate; Urea; Vibration

1972
Methods for purification of each subunit of the mitochondrial oligomycin-insensitive adenosine triphosphatase.
    Biochemistry, 1972, Dec-05, Volume: 11, Issue:25

    Topics: Adenosine Triphosphatases; Amino Acids; Ammonium Sulfate; Animals; Cattle; Chemical Precipitation; Chromatography, Ion Exchange; Densitometry; Electrophoresis, Polyacrylamide Gel; Guanidines; Macromolecular Substances; Methods; Mitochondria, Muscle; Molecular Weight; Myocardium; Oligomycins; Sodium Dodecyl Sulfate; Trypsin; Urea

1972
A high molecular weight form of NADH-cytochrome b 5 reductase from ox liver microsomes.
    Biochimica et biophysica acta, 1971, Dec-07, Volume: 253, Issue:2

    Topics: Acetone; Ammonium Sulfate; Animals; Bile Acids and Salts; Carbohydrates; Cattle; Chromatography, Gel; Chromatography, Ion Exchange; Cytochromes; Detergents; Electrophoresis, Disc; Macromolecular Substances; Microsomes, Liver; Molecular Weight; NAD; Oxidoreductases; Solubility; Sulfuric Acids; Surface-Active Agents; Urea

1971
Purification and some properties of cytochrome c oxidase from the yeast Saccharomyces cerevisiae.
    The Journal of biological chemistry, 1971, Dec-25, Volume: 246, Issue:24

    Topics: Ammonium Sulfate; Animals; Carbon Monoxide; Cattle; Centrifugation, Density Gradient; Chemical Precipitation; Chromatography, Gel; Cyanides; Detergents; Electron Transport Complex IV; Electrophoresis; Heme; Hydrogen Peroxide; Kinetics; Macromolecular Substances; Molecular Weight; Myocardium; Oxidation-Reduction; Saccharomyces; Saccharomyces cerevisiae; Spectrophotometry; Sulfites; Sulfuric Acids; Urea

1971
Relationship of duodenal calcium-binding protein to calcium absorption in the laying fowl.
    Comparative biochemistry and physiology. B, Comparative biochemistry, 1972, Apr-15, Volume: 41, Issue:4

    Topics: Ammonium Sulfate; Animals; Bone and Bones; Calcium; Calcium Isotopes; Calcium, Dietary; Carrier Proteins; Chelating Agents; Chemical Precipitation; Chickens; Cholecalciferol; Duodenum; Electrophoresis, Disc; Female; Intestinal Absorption; Intestinal Mucosa; Protein Binding; Proteins; Pyrimidines; Subcellular Fractions; Urea; Vitamin D Deficiency

1972
Cyclic nucleotide phosphodiesterase in pea seedlings.
    Biochimica et biophysica acta, 1972, Aug-28, Volume: 276, Issue:2

    Topics: Adenosine Monophosphate; Ammonium Sulfate; Centrifugation, Density Gradient; Chromatography, Gel; Chromatography, Thin Layer; Cyclic AMP; Cyclic GMP; DNA; Drug Stability; Electrophoresis, Disc; Hydrogen-Ion Concentration; Isoelectric Focusing; Models, Chemical; Molecular Weight; Nucleotidases; Nucleotides; Phosphodiesterase Inhibitors; Phosphoric Diester Hydrolases; Phosphoric Monoester Hydrolases; Plants; RNA; Structure-Activity Relationship; Temperature; Tritium; Urea

1972
Cytochrome c-556, a di-heme protein from Pseudomonas aeruginosa.
    Biochimica et biophysica acta, 1973, Feb-22, Volume: 292, Issue:2

    Topics: Amino Acids; Ammonium Sulfate; Chemical Precipitation; Chromatography, Ion Exchange; Cytochrome c Group; Electron Spin Resonance Spectroscopy; Electrophoresis, Disc; Electrophoresis, Polyacrylamide Gel; Heme; Iron; Macromolecular Substances; Molecular Weight; Oxidation-Reduction; Pseudomonas aeruginosa; Sodium Dodecyl Sulfate; Spectrophotometry; Ultracentrifugation; Urea

1973
Purification and properties of an NADP + -dependent glycerol dehydrogenase from rabbit skeletal muscle.
    Biochimica et biophysica acta, 1972, Jan-20, Volume: 258, Issue:1

    Topics: Alcohol Oxidoreductases; Alcohols; Aldehydes; Ammonium Sulfate; Animals; Chemical Precipitation; Chloromercuribenzoates; Chromatography, Gel; Chromatography, Ion Exchange; Drug Stability; Electrophoresis, Disc; Glyceraldehyde; Glycerol; Hot Temperature; Hydrogen-Ion Concentration; Molecular Weight; Muscles; NAD; NADP; Rabbits; Structure-Activity Relationship; Urea

1972
Dihydrofolate reductase from amethopterin-resistant Lactobacillus casei.
    Biochemistry, 1972, Mar-14, Volume: 11, Issue:6

    Topics: Acetates; Amino Acids; Ammonium Sulfate; Chromatography; Chromatography, Gel; Chromatography, Ion Exchange; Drug Resistance, Microbial; Electrophoresis; Folic Acid; Folic Acid Antagonists; Hydroxyapatites; Lacticaseibacillus casei; Lactobacillus; Methotrexate; Molecular Weight; NADP; Protein Binding; Sodium Dodecyl Sulfate; Spectrophotometry; Tetrahydrofolate Dehydrogenase; Ultracentrifugation; Ultraviolet Rays; Urea

1972
Escherichia coli pyridine I-oxide reductase.
    Biochimica et biophysica acta, 1972, Mar-08, Volume: 258, Issue:3

    Topics: Ammonium Sulfate; Chemical Precipitation; Chromatography, DEAE-Cellulose; Colorimetry; Cyclic N-Oxides; Cytochromes; Dialysis; Enzyme Activation; Enzyme Induction; Escherichia coli; Guanidines; NAD; NADP; Nitrates; Nitrites; Nitrobenzenes; Oxidoreductases; Paraquat; Quinolines; Urea

1972
Isolation and characterization of glutamine synthetase from chicken neural retina.
    The Journal of biological chemistry, 1972, Dec-10, Volume: 247, Issue:23

    Topics: Amino Acids; Ammonium Sulfate; Animals; Centrifugation, Density Gradient; Chickens; Chromatography; Chromatography, DEAE-Cellulose; Chromatography, Gel; Electrophoresis, Disc; Freeze Drying; Glutamate-Ammonia Ligase; Macromolecular Substances; Methods; Microscopy, Electron; Molecular Weight; Nerve Tissue; Protein Conformation; Retina; Sodium Dodecyl Sulfate; Ultracentrifugation; Urea

1972
Heterogeneity of alcohol dehydrogenase from human liver.
    Archives of biochemistry and biophysics, 1972, Volume: 153, Issue:1

    Topics: 17-Ketosteroids; Adolescent; Adult; Alcohol Oxidoreductases; Ammonium Sulfate; Androstanes; Chemical Precipitation; Chromatography, DEAE-Cellulose; Chromatography, Gel; Chromatography, Ion Exchange; Electrophoresis, Starch Gel; Ethanol; Fluorometry; Humans; Hydroxysteroids; Isoenzymes; Kinetics; Liver; Macromolecular Substances; Methanol; NADP; Protein Denaturation; Urea

1972
Noncovalent modification of deoxyhemoglobin S solubility and erythrocyte sickling.
    Proceedings of the National Academy of Sciences of the United States of America, 1974, Volume: 71, Issue:6

    Topics: Ammonium Sulfate; Anemia, Sickle Cell; Buffers; Dimethyl Sulfoxide; Dimethylformamide; Dioxins; Ethanol; Guanidines; Hemoglobin C; Hemoglobins, Abnormal; Humans; Hydrogen-Ion Concentration; Osmolar Concentration; Phosphates; Potassium; Solubility; Solvents; Urea

1974
Purification and partial characterization of a bacteriocin from Serratia marcescens.
    Journal of bacteriology, 1972, Volume: 110, Issue:3

    Topics: Amino Acids; Ammonium Sulfate; Bacteriocins; Chromatography, Gas; Chromatography, Ion Exchange; Electrophoresis, Disc; Glucose; Hydrogen-Ion Concentration; Mitomycins; Molecular Weight; Peptide Hydrolases; Phosphorus; Serratia marcescens; Sodium Chloride; Sodium Dodecyl Sulfate; Urea

1972
Chorismate mutase-prephenate dehydratase from Escherichia coli K-12. I. Purification, molecular weight, and amino acid composition.
    The Journal of biological chemistry, 1972, Jul-25, Volume: 247, Issue:14

    Topics: Amino Acids; Ammonium Sulfate; Chemical Precipitation; Chromatography; Chromatography, DEAE-Cellulose; Chromatography, Gel; Chromatography, Ion Exchange; Cyclohexanecarboxylic Acids; Cyclohexanes; Electrophoresis, Disc; Escherichia coli; Formates; Hydro-Lyases; Hydroxyapatites; Isomerases; Macromolecular Substances; Mathematics; Molecular Weight; Oxidation-Reduction; Pyruvates; Urea

1972
Urea carboxylase and allophanate hydrolase: two components of a multienzyme complex in Saccharomyces cerevisiae.
    Biochemical and biophysical research communications, 1972, Oct-06, Volume: 49, Issue:1

    Topics: Alkaline Phosphatase; Ammonium Sulfate; Antibody Specificity; Binding Sites, Antibody; Biotin; Carbon Isotopes; Carbon-Nitrogen Ligases; Carboxylic Acids; Centrifugation, Density Gradient; Chromatography, DEAE-Cellulose; Chromatography, Gel; Hydrolases; Immune Sera; Immunochemistry; Ligases; Multienzyme Complexes; Ovalbumin; Precipitin Tests; Protein Binding; Saccharomyces cerevisiae; Urea

1972
Purification and properties of dipeptidase M from Escherichia coli B.
    The Journal of biological chemistry, 1973, Jan-25, Volume: 248, Issue:2

    Topics: Alanine; Ammonium Sulfate; Bacterial Proteins; Cations, Divalent; Chloromercuribenzoates; Chromatography, DEAE-Cellulose; Chromatography, Ion Exchange; Dipeptidases; Electrophoresis, Polyacrylamide Gel; Escherichia coli; Hydrogen-Ion Concentration; Iodoacetates; Kinetics; Macromolecular Substances; Methionine; Methods; Molecular Weight; Peptide Chain Initiation, Translational; Serine; Sodium Dodecyl Sulfate; Structure-Activity Relationship; Sulfhydryl Compounds; Urea

1973
Carboxypeptidase from yeast. Large scale preparation and the application to COOH-terminal analysis of peptides and proteins.
    The Journal of biological chemistry, 1973, Apr-10, Volume: 248, Issue:7

    Topics: Amino Acid Sequence; Amino Acids; Ammonium Sulfate; Autolysis; Carboxypeptidases; Chromatography, Ion Exchange; Endopeptidases; Glucagon; Glucosamine; Insulin; Isoflurophate; Kinetics; Methods; Molecular Weight; Peptides; Ribonucleases; Saccharomyces cerevisiae; Structure-Activity Relationship; Urea

1973
Rat hepatic glucokinase: improved purification and some properties.
    Archives of biochemistry and biophysics, 1972, Volume: 149, Issue:2

    Topics: Ammonium Sulfate; Animals; Centrifugation, Density Gradient; Chromatography, DEAE-Cellulose; Chromatography, Gel; Chromatography, Ion Exchange; Dialysis; Electrophoresis, Disc; Electrophoresis, Starch Gel; Glucokinase; Hexokinase; Kinetics; Liver; Molecular Weight; Potassium; Rats; Saccharomyces cerevisiae; Spectrophotometry, Ultraviolet; Sulfhydryl Reagents; Trypsin; Ultrafiltration; Urea

1972
The over-production of porphyrins by semi-anaerobic yeast.
    Enzyme, 1973, Volume: 16, Issue:1

    Topics: 5-Aminolevulinate Synthetase; Ammonium Sulfate; Anaerobiosis; Cell-Free System; Detergents; Ergosterol; Glucose; Heme; Iron; Oleic Acids; Porphyrins; Saccharomyces cerevisiae; Sucrose; Urea

1973
Purification and some properties of a factor (S) blocking the synthesis of covalently linked complementary sequences by deoxyribonucleic acid polymerase I.
    Biochemistry, 1974, Apr-09, Volume: 13, Issue:8

    Topics: Ammonium Sulfate; Bacterial Proteins; Base Sequence; Chlorides; Chromatography, DEAE-Cellulose; Chromatography, Gel; Deoxyribonucleases; Deoxyribonucleotides; DNA; DNA Nucleotidyltransferases; DNA Replication; DNA, Bacterial; Drug Stability; Electrophoresis, Polyacrylamide Gel; Escherichia coli; Hot Temperature; Lithium; Models, Chemical; Molecular Weight; Protein Denaturation; Sodium Dodecyl Sulfate; Urea

1974
Isolation and partial characterization of an acid carboxypeptidase from yeast.
    Biochemistry, 1974, Sep-10, Volume: 13, Issue:19

    Topics: Amino Acid Sequence; Amino Acids; Amino Sugars; Ammonium Sulfate; Autolysis; Carbohydrates; Carboxypeptidases; Chemical Phenomena; Chemistry; Chromatography, DEAE-Cellulose; Chromatography, Gel; Chromatography, Ion Exchange; Cysteine; Drug Stability; Esterases; Glycoproteins; Hexoses; Hot Temperature; Hydrogen-Ion Concentration; Kinetics; Saccharomyces cerevisiae; Structure-Activity Relationship; Urea

1974
Purification and properties of bacterial luciferases.
    The Journal of biological chemistry, 1972, Jan-25, Volume: 247, Issue:2

    Topics: Ammonium Sulfate; Animals; Cellulose; Chemical Precipitation; Chromatography, Ion Exchange; Cross Reactions; Enzyme Activation; Hybridization, Genetic; Immune Sera; Immunodiffusion; Luciferases; Macromolecular Substances; Photobacterium; Protein Denaturation; Rabbits; Species Specificity; Urea

1972
Further studies on ribulose 1,5-diphosphate carboxylase from Chromatium strain D.
    Biochemistry, 1972, Mar-28, Volume: 11, Issue:7

    Topics: Ammonium Sulfate; Animals; Antigens; Carbon Isotopes; Carboxy-Lyases; Centrifugation, Density Gradient; Chlorella; Chromatium; Chromatography, Ion Exchange; Electrophoresis, Disc; Hydrogen-Ion Concentration; Immune Sera; Immunodiffusion; Macromolecular Substances; Microscopy, Electron; Molecular Weight; Pentosephosphates; Peptides; Plants; Rabbits; Sodium Dodecyl Sulfate; Structure-Activity Relationship; Ultracentrifugation; Urea

1972
Chymotrypsin inhibitor I from potatoes. Large scale preparation and characterization of its subunit components.
    The Journal of biological chemistry, 1972, Jun-10, Volume: 247, Issue:11

    Topics: Amino Acids; Ammonium Sulfate; Animals; Chromatography, Gel; Chromatography, Ion Exchange; Chymotrypsin; Cross Reactions; Crystallization; Drug Stability; Electrophoresis; Formates; Guanidines; Hot Temperature; Hydrogen-Ion Concentration; Immunodiffusion; Immunoelectrophoresis; Macromolecular Substances; Molecular Weight; Plant Proteins; Plants; Rabbits; Trypsin Inhibitors; Urea

1972
Some chemical and kinetic properties of oyster carbonic anhydrase.
    Comparative biochemistry and physiology. B, Comparative biochemistry, 1972, Apr-15, Volume: 41, Issue:4

    Topics: Acetazolamide; Ammonium Sulfate; Animals; Calcium Phosphates; Carbohydrates; Carbonic Anhydrase Inhibitors; Carbonic Anhydrases; Catalysis; Centrifugation, Density Gradient; Chemical Precipitation; Chlorides; Chromatography, Gel; Chromatography, Ion Exchange; Electrophoresis; Gels; Hydrogen-Ion Concentration; Kinetics; Macromolecular Substances; Molecular Weight; Ostreidae; Urea; Zinc

1972
Chromophore content of blue-green algal phycobiliproteins.
    The Journal of biological chemistry, 1973, Jan-25, Volume: 248, Issue:2

    Topics: Amino Acids; Ammonium Sulfate; Bile Pigments; Centrifugation; Chromatography, DEAE-Cellulose; Color; Cyanobacteria; Dialysis; Electrophoresis, Polyacrylamide Gel; Macromolecular Substances; Molecular Weight; Peptides; Plant Proteins; Sodium Dodecyl Sulfate; Species Specificity; Spectrophotometry; Urea

1973
Studies on the structure and mechanism of action of the glycogen debranching enzymes of muscle nd liver.
    Annals of the New York Academy of Sciences, 1973, Feb-09, Volume: 210

    Topics: Ammonium Sulfate; Animals; Carbon Isotopes; Chromatography, DEAE-Cellulose; Chromatography, Ion Exchange; Electrophoresis, Polyacrylamide Gel; Glucosidases; Glucosyltransferases; Glycogen; Glycogen Synthase; Guanidines; Hydrogen-Ion Concentration; Liver; Molecular Weight; Muscles; Oligosaccharides; Protein Denaturation; Rabbits; Sodium Dodecyl Sulfate; Ultracentrifugation; Urea

1973
Subunit structure of the thermophilic aminopeptidase I from Bacillus stearothermophilus.
    Biochemistry, 1972, Dec-05, Volume: 11, Issue:25

    Topics: Amino Acid Sequence; Amino Acids; Aminopeptidases; Ammonium Sulfate; Bacillus; Catalysis; Chemical Precipitation; Chromatography, Gel; Chromatography, Ion Exchange; Electrophoresis; Electrophoresis, Disc; Electrophoresis, Polyacrylamide Gel; Enzyme Activation; Macromolecular Substances; Ultracentrifugation; Urea

1972
ATP: urea amidolyase (ADP) in Torulopsis utilis cultivated on ammonium sulphate as the sole nitrogen source.
    Bulletin de l'Academie polonaise des sciences. Serie des sciences biologiques, 1972, Volume: 20, Issue:8

    Topics: Adenosine Triphosphate; Ammonium Sulfate; Candida; Culture Media; Lyases; Mitosporic Fungi; Nitrogen; Quaternary Ammonium Compounds; Urea

1972
The purification of a lipoprotein lipase from bovine skim milk.
    The Journal of biological chemistry, 1972, Oct-10, Volume: 247, Issue:19

    Topics: Acetone; Ammonium Sulfate; Animals; Blood; Carbohydrates; Cattle; Chemical Precipitation; Chromatography, Affinity; Electrophoresis, Disc; Enzyme Activation; Ethyl Ethers; Heparin; Lipoprotein Lipase; Milk; Molecular Weight; Sodium Chloride; Sodium Dodecyl Sulfate; Urea

1972
Isolation, purification, and fractionation of nonhistone chromosomal proteins.
    Biochemistry, 1973, Jan-16, Volume: 12, Issue:2

    Topics: Amino Acids; Ammonium Sulfate; Animals; Cellulose; Chromatin; Chromatography, Affinity; Chromatography, Gel; Chromatography, Ion Exchange; Chromosomes; DNA; DNA, Bacterial; Electrophoresis, Polyacrylamide Gel; Histones; Hydrogen-Ion Concentration; Liver; Male; Protein Binding; Proteins; Rats; Sodium Dodecyl Sulfate; Spectrophotometry, Ultraviolet; Urea

1973
Purification of lysosomal prolycarboxypeptidase angiotensinase C.
    Biochimica et biophysica acta, 1973, Mar-15, Volume: 302, Issue:1

    Topics: Ammonium Sulfate; Animals; Carboxypeptidases; Cathepsins; Chromatography; Chromatography, Ion Exchange; Drug Stability; Electrophoresis, Disc; Hot Temperature; Kidney; Kidney Cortex; Kinetics; Lysosomes; Macromolecular Substances; Mercaptoethanol; Molecular Weight; Proline; Sodium Dodecyl Sulfate; Swine; Urea

1973
Polyacrylamide gel electrophoresis for the separation of serum albumin into three bands.
    Clinica chimica acta; international journal of clinical chemistry, 1973, Apr-19, Volume: 45, Issue:1

    Topics: Adipose Tissue; Ammonium Sulfate; Animals; Blood Protein Electrophoresis; Cattle; Cells, Cultured; Chromatography, Gel; Electrophoresis, Polyacrylamide Gel; Epididymis; Evaluation Studies as Topic; Fatty Acids, Nonesterified; Hot Temperature; Kidney; Lipids; Liver; Male; Methods; Mice; Protein Binding; Protein Denaturation; Serum Albumin, Bovine; Spleen; Urea

1973
Natural regulators of intracellular ribonuclease activity of Aspergillus clavatus.
    Folia microbiologica, 1973, Volume: 18, Issue:3

    Topics: Ammonium Sulfate; Aspergillus; Autolysis; Cell-Free System; Chemical Precipitation; Chromatography, DEAE-Cellulose; Chromatography, Gel; Freeze Drying; Fungal Proteins; Molecular Weight; Nucleosides; Nucleotides; Ribonucleases; RNA; Spectrophotometry; Temperature; Urea

1973
Constitutive synthesis of urease in Aerobacter aerogenese PRL-R3. The effect of different nitrogenous compounds on its inhibition and formation.
    Acta biologica et medica Germanica, 1973, Volume: 30, Issue:4

    Topics: Allantoin; Alloxan; Ammonium Sulfate; Barbiturates; Cell Membrane Permeability; Enterobacter; Enzyme Induction; Enzyme Repression; Orotic Acid; Uracil; Urea; Urease; Xanthines

1973
A simple biuret method for the estimation of protein in samples containing detergents.
    Analytical biochemistry, 1973, Volume: 51, Issue:2

    Topics: Ammonium Sulfate; Animals; Cattle; Colorimetry; Detergents; Guanidines; Hydroxylamines; Methods; Phospholipids; Propylene Glycols; Proteins; Serum Albumin, Bovine; Surface-Active Agents; Urea; Vitamin A

1973
Acid ribonuclease from wheat germ: purification, properties and specificity.
    Biochimica et biophysica acta, 1973, Oct-12, Volume: 324, Issue:2

    Topics: Ammonium Sulfate; Catalysis; Cations, Divalent; Chemical Phenomena; Chemical Precipitation; Chemistry; Chromatography; Chromatography, DEAE-Cellulose; Chromatography, Gel; Chromatography, Ion Exchange; Drug Stability; Hydrogen-Ion Concentration; Hydrolysis; Hydroxyapatites; Molecular Weight; Plants; Ribonucleases; Silver; Structure-Activity Relationship; Temperature; Triticum; Urea

1973
Effect of urea on the solubility of bovine beta-lactoglobulins.
    Australian journal of biological sciences, 1973, Volume: 26, Issue:4

    Topics: Acetates; Ammonium Sulfate; Animals; Cattle; Chemical Phenomena; Chemistry; Ethylmaleimide; Hydrogen-Ion Concentration; Lactoglobulins; Protein Denaturation; Sodium; Solubility; Time Factors; Urea; Water

1973
Separation of structural proteins of bovine viral diarrhea virus after degradation by different splitting techniques. Brief report.
    Archiv fur die gesamte Virusforschung, 1973, Volume: 42, Issue:3

    Topics: Ammonium Sulfate; Animals; Bovine Virus Diarrhea-Mucosal Disease; Cattle; Cattle Diseases; Centrifugation, Density Gradient; Chemical Precipitation; Chromatography, Gel; Electrophoresis, Polyacrylamide Gel; Ethyl Ethers; Methods; Protein Denaturation; RNA Viruses; Surface-Active Agents; Ultracentrifugation; Urea; Viral Proteins; Virus Diseases

1973
[The biosynthesis of glucanases and mannanases, going into a lytic complex, by a heat tolerant strain of Actinomyces griseinus 11].
    Mikrobiologiia, 1974, Volume: 43, Issue:2

    Topics: Amino Acids; Ammonium Chloride; Ammonium Sulfate; Calcium; Carbohydrates; Culture Media; Glycoside Hydrolases; Mannose; Nitrates; Peptones; Phosphates; Polysaccharides; Potassium; Quaternary Ammonium Compounds; Sodium; Streptomyces; Urea; Vitamins

1974
A human liver aminopeptidase. The amino acid and carbohydrate content, and some physical properties of a sialic acid containing glycoprotein.
    Biochemistry, 1974, Jul-30, Volume: 13, Issue:16

    Topics: Amino Acids; Aminopeptidases; Ammonium Sulfate; Carbohydrates; Chromatography; Chromatography, DEAE-Cellulose; Chromatography, Gel; Electrophoresis; Electrophoresis, Polyacrylamide Gel; Glucosamine; Glycoproteins; Hexoses; Humans; Liver; Macromolecular Substances; Molecular Weight; Neuraminic Acids; Protein Denaturation; Sodium Dodecyl Sulfate; Spectrophotometry; Ultracentrifugation; Urea

1974
Purification of male guinea pig kidney 17 beta-hydroxy-C19-steroid dehydrogenase.
    Endocrinology, 1974, Volume: 95, Issue:3

    Topics: Ammonium Sulfate; Animals; Chromatography, DEAE-Cellulose; Electrophoresis; Guinea Pigs; Hydroxysteroid Dehydrogenases; Isoenzymes; Kidney; Male; Molecular Weight; Protein Binding; Proteins; Sex Factors; Sodium Dodecyl Sulfate; Streptomycin; Urea

1974
Growth rate of Escherichia coli at elevated temperatures: reversible inhibition of homoserine trans-succinylase.
    Journal of bacteriology, 1971, Volume: 107, Issue:2

    Topics: Acyltransferases; Amino Acids; Ammonium Sulfate; Bacterial Proteins; Carbon Isotopes; Cell Fractionation; Cell-Free System; Chemical Precipitation; Coenzyme A; Culture Media; Escherichia coli; Homoserine; Hot Temperature; Leucine; Ligases; Mercaptoethanol; Methionine; Protein Denaturation; Spectrophotometry; Succinates; Urea

1971
Degradation of RNA in rat reticulocytes. II. Relationship between RNase and its corresponding inhibitor in rat reticulocyte.
    Archives of biochemistry and biophysics, 1971, Volume: 145, Issue:1

    Topics: Ammonium Sulfate; Animals; Benzoates; Carbon Isotopes; Chemical Precipitation; Chloromercuribenzoates; Chromatography, Gel; Drug Stability; Enzyme Activation; Escherichia coli; Ferricyanides; Glutathione; Hot Temperature; Hydrogen Peroxide; Imides; Iodine; Iodoacetates; Maleates; Phosphorus Isotopes; Potassium; Protein Binding; Rats; Reticulocytes; Ribonucleases; RNA, Ribosomal; Sulfuric Acids; Urea

1971
Ribosomal proteins. Isolation of proteins from 50S ribosomal subunits of Escherichia coli.
    European journal of biochemistry, 1971, Nov-11, Volume: 23, Issue:1

    Topics: Ammonium Sulfate; Bacterial Proteins; Centrifugation, Zonal; Chemical Precipitation; Chlorides; Chromatography, Gel; Chromatography, Ion Exchange; Electrophoresis, Disc; Escherichia coli; Lithium; Ribosomes; Urea

1971
Structural properties of bovine brain S-100 protein.
    The Journal of biological chemistry, 1971, Oct-25, Volume: 246, Issue:20

    Topics: Alkylation; Amino Acids; Ammonium Sulfate; Animals; Benzoates; Brain; Calcium; Cattle; Chemical Precipitation; Chromatography, Gel; Chromatography, Ion Exchange; Disulfides; Immune Sera; Immunodiffusion; Iodoacetates; Kinetics; Macromolecular Substances; Magnesium; Maleates; Mercaptoethanol; Molecular Weight; Nerve Tissue Proteins; Nitro Compounds; Protein Conformation; Strontium; Sulfhydryl Compounds; Trypsin; Tryptophan; Ultracentrifugation; Urea

1971
Lactobacillus plantarum exoribonuclease. Further purification and characterization.
    Biochemistry, 1971, Nov-23, Volume: 10, Issue:24

    Topics: Ammonium Sulfate; Catalysis; Chemical Precipitation; Chromatography, DEAE-Cellulose; Chromatography, Gel; Chromatography, Ion Exchange; Edetic Acid; Electrophoresis, Disc; Enzyme Activation; Lactobacillus; Magnesium; Molecular Weight; Polynucleotides; Quaternary Ammonium Compounds; Ribonucleases; RNA; Temperature; Tritium; Urea; Yeasts

1971
Purification and properties of deoxythymidine kinases from the Yoshida sarcoma.
    Cancer research, 1972, Volume: 32, Issue:1

    Topics: Amides; Ammonium Chloride; Ammonium Sulfate; Animals; Barium; Calcium Chloride; Chlorides; Chromatography, DEAE-Cellulose; Chromatography, Gel; Cobalt; Detergents; Guanidines; Hydrogen-Ion Concentration; Hydroxyapatites; Hydroxymercuribenzoates; Iron; Male; Manganese; Molecular Weight; Nickel; Rats; Sarcoma, Yoshida; Streptomycin; Thymidine Kinase; Thymine Nucleotides; Urea; Zinc

1972
Purification and properties of phosphotransacetylase from Veillonella alcalescens.
    The Journal of biological chemistry, 1972, Mar-25, Volume: 247, Issue:6

    Topics: Acyltransferases; Ammonium Sulfate; Centrifugation, Density Gradient; Chromatography, DEAE-Cellulose; Chromatography, Gel; Coenzyme A; Dicarboxylic Acids; Drug Stability; Electrophoresis; Imides; Mercaptoethanol; Molecular Weight; Peptides; Protein Denaturation; Sodium Dodecyl Sulfate; Species Specificity; Ultracentrifugation; Urea; Veillonella

1972
Purification and some properties of ribonuclease from the liver of Oncorhynchus gorbusha Walb.
    Comparative biochemistry and physiology. B, Comparative biochemistry, 1972, Jan-15, Volume: 41, Issue:1

    Topics: Ammonium Sulfate; Animals; Calcium; Chemical Precipitation; Chromatography; Chromatography, Gel; Chromatography, Ion Exchange; Copper; Drug Stability; Enzyme Activation; Hot Temperature; Hydrogen-Ion Concentration; Hydroxyapatites; Kinetics; Liver; Magnesium; Manganese; Molecular Weight; Nucleic Acid Conformation; Osmolar Concentration; Rabbits; Ribonucleases; RNA; RNA, Transfer; Saccharomyces cerevisiae; Salmon; Spectrophotometry, Ultraviolet; Structure-Activity Relationship; Urea; Zinc

1972
Lactose-amino acid interactions in rations.
    Journal of animal science, 1972, Volume: 34, Issue:5

    Topics: Amino Acids; Ammonium Sulfate; Animal Feed; Animal Nutritional Physiological Phenomena; Animals; Calcium Carbonate; Copper; Dietary Fats; Food Additives; Glutamates; Hot Temperature; Lactose; Lysine; Male; Medicago sativa; Rats; Sulfates; Swine; Urea; Zinc

1972
Purification, crystallization, and subunit structure of allosteric adenosine 5'-monophosphate nucleosidase.
    Biochemistry, 1972, Jul-18, Volume: 11, Issue:15

    Topics: Adenosine Monophosphate; Allosteric Regulation; Amino Acids; Ammonium Sulfate; Azotobacter; Chemical Precipitation; Chromatography; Chromatography, Gel; Chromatography, Ion Exchange; Crystallization; Drug Stability; Electrophoresis, Disc; Hot Temperature; Hydroxyapatites; Macromolecular Substances; Molecular Weight; N-Glycosyl Hydrolases; Phosphates; Sodium Dodecyl Sulfate; Sulfates; Ultracentrifugation; Urea

1972
Purification of a calcium-binding protein from pig brain.
    Archives of biochemistry and biophysics, 1972, Volume: 150, Issue:2

    Topics: Acetone; Amino Acids; Ammonium Sulfate; Animals; Brain; Calcium; Calcium Isotopes; Carrier Proteins; Chemical Precipitation; Chromatography, DEAE-Cellulose; Chromatography, Gel; Chromatography, Ion Exchange; Electrophoresis, Disc; Molecular Weight; Nerve Tissue Proteins; Protein Binding; Swine; Urea

1972
Purification and properties of an acid deoxyribonuclease from the snail Helix aspersa Müll.
    Biochemistry, 1972, Sep-12, Volume: 11, Issue:19

    Topics: Ammonium Sulfate; Animals; Cattle; Centrifugation, Density Gradient; Chromatography, DEAE-Cellulose; Chromatography, Gel; Chromatography, Ion Exchange; Deoxyribonucleases; Electrophoresis, Disc; Hydrocarbons, Halogenated; Hydrogen-Ion Concentration; Isoelectric Focusing; Kinetics; Molecular Weight; Osmolar Concentration; Polynucleotides; Snails; Species Specificity; Spleen; Streptomycin; Temperature; Urea

1972
The alteration of plasma proteins in uremia as reflected in their ability to bind digitoxin and diphenylhydantoin.
    Pharmacology, 1972, Volume: 7, Issue:3

    Topics: Ammonium Sulfate; Blood Proteins; Chemical Precipitation; Creatinine; Dialysis; Digitoxin; Electrophoresis; Electrophoresis, Disc; Humans; Isoelectric Focusing; Mathematics; Phenytoin; Protein Binding; Serum Albumin; Tritium; Urea; Uremia

1972
Further characterization of bovine keratohyalin.
    The Journal of cell biology, 1972, Volume: 52, Issue:2

    Topics: Amino Acids; Ammonium Sulfate; Animals; Calcium Chloride; Cattle; Chlorides; Dialysis; Electrophoresis, Disc; Guanidines; Hoof and Claw; Keratins; Magnesium; Microscopy, Electron; Molecular Weight; Osmolar Concentration; Phosphates; Potassium; Potassium Chloride; Proteins; RNA; Skin; Sodium Chloride; Solubility; Urea

1972
Dynamic aspects of ammonia and urea metabolism in sheep.
    The British journal of nutrition, 1972, Volume: 27, Issue:1

    Topics: Amino Acids; Ammonia; Ammonium Sulfate; Animals; Bacteria; Carbon Isotopes; Diet; Digestion; Female; Intestinal Absorption; Intestinal Mucosa; Liver; Models, Biological; Nitrogen; Nitrogen Isotopes; Reticulum; Rumen; Sheep; Urea

1972
Improved purification procedure for rabbit muscle amylo-1,6-glucosidase-oligo-1,4 leads to 1,4-glucantransferase.
    Analytical biochemistry, 1972, Volume: 49, Issue:2

    Topics: Ammonium Sulfate; Animals; Chemical Precipitation; Chromatography, DEAE-Cellulose; Chromatography, Ion Exchange; Drug Stability; Glucosyltransferases; Glycoside Hydrolases; Hydrogen-Ion Concentration; Kinetics; Methods; Multienzyme Complexes; Muscles; Phosphorylases; Protein Denaturation; Rabbits; Spectrometry, Fluorescence; Spectrophotometry, Ultraviolet; Urea

1972
Preparation and properties of the glycogen-debranching enzyme from rabbit liver.
    Biochimica et biophysica acta, 1972, Nov-10, Volume: 289, Issue:1

    Topics: Ammonium Sulfate; Animals; Carbon Isotopes; Centrifugation, Density Gradient; Chromatography, DEAE-Cellulose; Chromatography, Gel; Electrophoresis, Disc; Electrophoresis, Polyacrylamide Gel; Glucosidases; Glucosyltransferases; Glycogen; Guanidines; Hot Temperature; Hydrogen-Ion Concentration; Liver; Liver Glycogen; Methods; Oligosaccharides; Phosphorylases; Polysaccharides; Rabbits; Structure-Activity Relationship; Urea

1972
Beta-glucuronidase of rat liver lysosomes. Purification, properties, subunits.
    The Journal of biological chemistry, 1971, Sep-10, Volume: 246, Issue:17

    Topics: Amino Acids; Ammonium Sulfate; Animals; Aspartic Acid; Cell Fractionation; Centrifugation, Density Gradient; Chemical Precipitation; Chromatography, DEAE-Cellulose; Chromatography, Gel; Chromatography, Ion Exchange; Detergents; Drug Stability; Electrophoresis, Disc; Glucuronidase; Glutamates; Hydrogen-Ion Concentration; Kinetics; Liver; Lysine; Lysosomes; Macromolecular Substances; Male; Molecular Weight; Peptides; Protein Denaturation; Rats; Rats, Inbred Strains; Sulfuric Acids; Urea

1971
Rat liver omega-amidase. Purification and properties.
    Biochemistry, 1971, Jul-20, Volume: 10, Issue:15

    Topics: Acetamides; Alcohols; Amides; Amidohydrolases; Amino Acids; Ammonium Sulfate; Animals; Chemical Phenomena; Chemical Precipitation; Chemistry; Chromatography; Chromatography, DEAE-Cellulose; Chromatography, Gel; Chromatography, Ion Exchange; Esters; Glutarates; Guanidines; Hydrazines; Hydrogen-Ion Concentration; Hydrolysis; Hydroxyapatites; Iodoacetates; Ketoglutaric Acids; Kinetics; Macromolecular Substances; Methanol; Microsomes, Liver; Models, Biological; Molecular Weight; Rats; Succinates; Urea

1971
Studies on metapyrocatechase. IV. Circular dichroism and optical rotatory dispersion.
    The Journal of biological chemistry, 1971, Oct-10, Volume: 246, Issue:19

    Topics: Ammonium Sulfate; Aniline Compounds; Binding Sites; Borohydrides; Catechols; Chemical Phenomena; Chemistry; Chlorine; Circular Dichroism; Dialysis; Hydrogen Peroxide; Hydrogen-Ion Concentration; Iron; Mathematics; Nitro Compounds; Optical Rotatory Dispersion; Oxygenases; Phenanthrolines; Phenols; Protein Binding; Protein Conformation; Protein Denaturation; Pseudomonas; Sodium; Ultraviolet Rays; Urea

1971
Multiple active forms of thrombin. II. Mechanism of production from prothrombin.
    The Journal of biological chemistry, 1971, Oct-10, Volume: 246, Issue:19

    Topics: Ammonium Sulfate; Animals; Arginine; Blood Coagulation; Cattle; Chemical Phenomena; Chemical Precipitation; Chemistry; Chromatography, DEAE-Cellulose; Chromatography, Gel; Chromatography, Ion Exchange; Detergents; Disulfides; Drug Stability; Electrophoresis; Electrophoresis, Disc; Enzyme Activation; Fibrinogen; Glycerol; Guanidines; Isoelectric Focusing; Isoflurophate; Kinetics; Mercaptoethanol; Models, Biological; Molecular Weight; Oxidation-Reduction; Prothrombin; Sulfonic Acids; Sulfuric Acids; Thrombin; Toluene; Urea

1971
An immunoglobulin light chain of subgroup III-1 of lambda type with a free sulfhydryl group.
    Canadian journal of biochemistry, 1971, Volume: 49, Issue:8

    Topics: Amino Acid Sequence; Ammonium Sulfate; Bence Jones Protein; Chemical Precipitation; Chromatography, Gel; Cysteine; Dansyl Compounds; Dithiothreitol; Electrophoresis; Guanidines; Humans; Immunoglobulin G; Immunoglobulins; Iodine Isotopes; Iodoacetates; Methylation; Multiple Myeloma; Myeloma Proteins; Oxidation-Reduction; Peptides; Protein Denaturation; Sulfhydryl Compounds; Tryptophan; Tyrosine; Urea; Valine

1971
Isolation and properties of -lactalbumin from various sources.
    Biochimica et biophysica acta, 1971, Aug-27, Volume: 243, Issue:2

    Topics: Albumins; Amino Acids; Ammonium Sulfate; Animals; Asian People; Black People; Buffaloes; Chemical Precipitation; Chromatography, DEAE-Cellulose; Chromatography, Gel; Chromatography, Paper; Dialysis; Electrophoresis; Female; Goats; Guinea Pigs; Humans; Indians, North American; Mercaptoethanol; Milk; Milk, Human; Molecular Weight; Nitrobenzenes; Oxidation-Reduction; Peptides; Sheep; Species Specificity; Spectrophotometry; Swine; Trypsin; Ultraviolet Rays; Urea; White People

1971
Human liver arylamidase: molecular weight and subunit structure.
    Biochimica et biophysica acta, 1971, Aug-27, Volume: 243, Issue:2

    Topics: Amidohydrolases; Amino Acids; Aminohydrolases; Ammonium Sulfate; Chemical Precipitation; Chromatography; Chromatography, Gel; Diffusion; Electrophoresis, Disc; Fluorometry; Glass; Guanidines; Humans; Liver; Macromolecular Substances; Mathematics; Mercaptoethanol; Molecular Weight; Naphthalenes; Protein Denaturation; Ultracentrifugation; Urea

1971
Bleaching of rhodopsin in the dark.
    Biochemical and biophysical research communications, 1971, Aug-06, Volume: 44, Issue:3

    Topics: Ammonium Sulfate; Animals; Cattle; Chemical Phenomena; Chemical Precipitation; Chemistry; Darkness; Kinetics; Light; Radiation Effects; Retinal Pigments; Spectrophotometry; Urea

1971
Calcium binding by troponin.
    Acta biochimica Polonica, 1971, Volume: 18, Issue:4

    Topics: Acetates; Adenosine Triphosphate; Ammonium Sulfate; Animals; Binding Sites; Calcium; Calcium Isotopes; Carrier Proteins; Cattle; Chemical Precipitation; Chloromercuribenzoates; Chromatography, Gel; Chromatography, Ion Exchange; Ethylmaleimide; Glycols; Hot Temperature; Hydrogen-Ion Concentration; Magnesium; Mathematics; Muscle Proteins; Protein Binding; Rabbits; Serum Albumin, Bovine; Strontium; Urea

1971
The effects of dietary urea and ammonium sulphate on the yield and composition of sheep milk.
    The Journal of dairy research, 1971, Volume: 38, Issue:3

    Topics: Ammonium Sulfate; Animal Feed; Animals; Fats; Female; Lactation; Lactose; Milk; Minerals; Pregnancy; Proteins; Quaternary Ammonium Compounds; Sheep; Time Factors; Urea

1971
Studies on human somatotropin. Preparation and some physico-chemical properties.
    International journal of protein research, 1969, Volume: 1, Issue:2

    Topics: Amino Acid Sequence; Amino Acids; Ammonium Sulfate; Animals; Biological Assay; Body Weight; Carboxypeptidases; Chemical Phenomena; Chemical Precipitation; Chemistry; Chromatography, Gel; Chromatography, Paper; Disulfides; Electrophoresis; Electrophoresis, Disc; Female; Fluorine; Formates; Freeze Drying; Growth Hormone; Humans; Hydrogen-Ion Concentration; Hypophysectomy; Isoflurophate; Macromolecular Substances; Molecular Weight; Nitrobenzenes; Oxidation-Reduction; Polarography; Polymers; Rats; Spectrophotometry; Tryptophan; Tyrosine; Ultraviolet Rays; Urea

1969
Inhibition of nitrification in soils treated with pig slurry.
    Bulletin of environmental contamination and toxicology, 1980, Volume: 25, Issue:2

    Topics: Ammonium Sulfate; Animals; Azides; Chemical Phenomena; Chemistry; Hydrogen-Ion Concentration; Nitrogen; Sewage; Soil; Swine; Urea

1980
Activation of chicken liver dihydrofolate reductase in concentrated urea solutions.
    Biochimica et biophysica acta, 1995, Sep-27, Volume: 1252, Issue:1

    Topics: Ammonium Sulfate; Animals; Binding Sites; Chickens; Enzyme Activation; Fluorescence; Liver; Protein Conformation; Solutions; Tetrahydrofolate Dehydrogenase; Urea

1995
Refolding and reassembly of active chaperonin GroEL after denaturation.
    The Journal of biological chemistry, 1995, Sep-22, Volume: 270, Issue:38

    Topics: Ammonium Sulfate; Animals; Cattle; Chaperonin 60; Escherichia coli; Magnesium; Nucleotides; Protein Denaturation; Protein Folding; Thiosulfate Sulfurtransferase; Urea

1995
Van Gieson's picrofuchsin. The staining mechanisms for collagen and cytoplasm, and an examination of the dye diffusion rate model of differential staining.
    Histochemistry, 1993, Volume: 99, Issue:2

    Topics: Ammonium Sulfate; Animals; Collagen; Cytoplasm; Dialysis; Diffusion; Electrophoresis, Polyacrylamide Gel; Guinea Pigs; Intestines; Models, Chemical; Pancreas; Phosphotungstic Acid; Protein Binding; Proteins; Rosaniline Dyes; Skin; Sodium Dodecyl Sulfate; Solvents; Spectrophotometry; Staining and Labeling; Swine; Urea

1993
Utilization of the bone/liver alkaline phosphatase activity ratio in blood plasma as an indicator of ascorbate deficiency in salmonid fish.
    Proceedings of the Society for Experimental Biology and Medicine. Society for Experimental Biology and Medicine (New York, N.Y.), 1996, Volume: 212, Issue:1

    Topics: Alkaline Phosphatase; Ammonium Sulfate; Animals; Ascorbic Acid Deficiency; Bone and Bones; Chemical Precipitation; Enzyme Stability; Fish Diseases; Hot Temperature; Isoenzymes; Kidney; Liver; Oncorhynchus mykiss; Urea

1996
Effect of additives on the renaturation of reduced lysozyme in the presence of 4 M urea.
    Protein engineering, 1996, Volume: 9, Issue:5

    Topics: Acetylglucosamine; Ammonium Sulfate; Animals; Buffers; Chickens; Enzyme Stability; Glucose; Glycerol; Muramidase; Protein Denaturation; Sarcosine; Solubility; Urea

1996
Growth requirements and nitrogen metabolism of Malassezia furfur.
    Archives of dermatological research, 1998, Volume: 290, Issue:5

    Topics: Allantoin; Amino Acids; Ammonium Chloride; Ammonium Sulfate; Cell Division; Creatine; Creatinine; Culture Media; Malassezia; Nitrates; Nitrogen; Phosphates; Potassium Compounds; Sepsis; Species Specificity; Urea; Uric Acid

1998
Detection of disulfide bonds in bovine brain tubulin and their role in protein folding and microtubule assembly in vitro: a novel disulfide detection approach.
    Biochemistry, 2001, Jul-31, Volume: 40, Issue:30

    Topics: Ammonium Sulfate; Animals; Brain Chemistry; Cattle; Colchicine; Cysteine; Disulfides; Dithiothreitol; Microtubules; Protein Binding; Protein Conformation; Protein Denaturation; Protein Folding; Reducing Agents; Spectrometry, Fluorescence; Tryptophan; Tubulin; Urea

2001
Stability of HAMLET--a kinetically trapped alpha-lactalbumin oleic acid complex.
    Protein science : a publication of the Protein Society, 2005, Volume: 14, Issue:2

    Topics: Ammonium Sulfate; Animals; Apoproteins; Apoptosis; Calcium; Calorimetry, Differential Scanning; Cattle; Cell Survival; Chemistry; Chromatography, Ion Exchange; Circular Dichroism; Electrophoresis, Agar Gel; Hot Temperature; Humans; Kinetics; Lactalbumin; Magnetic Resonance Spectroscopy; Milk; Milk Proteins; Models, Chemical; Oleic Acid; Protein Binding; Protein Conformation; Protein Denaturation; Protein Folding; Proteomics; Spectrometry, Fluorescence; Temperature; Thermodynamics; Ultraviolet Rays; Urea

2005
Optimizing the medium components in bioemulsifiers production by Candida lipolytica with response surface method.
    Canadian journal of microbiology, 2006, Volume: 52, Issue:6

    Topics: Algorithms; Ammonium Sulfate; Analysis of Variance; Candida; Culture Media; Excipients; Fermentation; Phosphates; Potassium Compounds; Urea

2006
Effect of the addition of nitrogen sources to cassava fiber and carbon-to-nitrogen ratios on Agaricus brasiliensis growth.
    Canadian journal of microbiology, 2007, Volume: 53, Issue:1

    Topics: Agaricus; Agriculture; Ammonium Sulfate; Brazil; Carbon; Manihot; Mycelium; Nitrogen; Soil; Urea

2007
Effects of a new nitrification inhibitor 3,4-dimethylpyrazole phosphate (DMPP) on nitrate and potassium leaching in two soils.
    Journal of environmental sciences (China), 2007, Volume: 19, Issue:7

    Topics: Ammonium Sulfate; Fertilizers; Nitrates; Potassium; Pyrazoles; Quaternary Ammonium Compounds; Soil Pollutants; Urea; Water Pollution

2007
Polychlorinated biphenyls emission from a medical waste incinerator in China.
    Journal of hazardous materials, 2009, Dec-30, Volume: 172, Issue:2-3

    Topics: Air Pollution; Ammonium Sulfate; China; Gases; Incineration; Medical Waste Disposal; Polychlorinated Biphenyls; Sulfur; Tandem Mass Spectrometry; Urea

2009
Nitrogen source optimization for cellulase production by Penicillium funiculosum, using a sequential experimental design methodology and the desirability function.
    Applied biochemistry and biotechnology, 2010, Volume: 161, Issue:1-8

    Topics: Ammonium Sulfate; Biotechnology; Cell Extracts; Cellulase; Cellulose; Culture Media; Fermentation; Lignin; Nitrogen; Penicillium; Peptones; Protein Engineering; Research Design; Saccharum; Urea

2010
Effect of nitrogen fertilization on methane oxidation, abundance, community structure, and gene expression of methanotrophs in the rice rhizosphere.
    The ISME journal, 2010, Volume: 4, Issue:12

    Topics: Ammonium Sulfate; DNA Fingerprinting; DNA, Bacterial; Fertilizers; Gene Expression Regulation, Bacterial; Genes, Bacterial; Methane; Methylococcaceae; Nitrogen; Oryza; Oxidation-Reduction; Oxygenases; Phosphorus Compounds; Phylogeny; Plant Roots; Polymorphism, Restriction Fragment Length; Potassium; Rhizosphere; Soil; Soil Microbiology; Urea

2010
Effects of urea on the cattle tick Rhipicephalus (Boophilus) microplus (Acari: Ixodidae).
    Veterinary parasitology, 2010, Dec-15, Volume: 174, Issue:3-4

    Topics: Acaricides; Ammonium Sulfate; Animals; Female; Fertilizers; Poaceae; Rhipicephalus; Urea

2010
Pichia fermentans dimorphic changes depend on the nitrogen source.
    Fungal biology, 2012, Volume: 116, Issue:7

    Topics: Alcohols; Ammonium Sulfate; Culture Media; Hydrogen-Ion Concentration; Hyphae; Nitrogen; Phosphates; Pichia; Urea

2012
Effects of urea and (NH4)2SO4 on nitrification and acidification of Ultisols from southern China.
    Journal of environmental sciences (China), 2012, Volume: 24, Issue:4

    Topics: Acids; Ammonium Sulfate; Archaea; Bacteria; China; Genes, Archaeal; Genes, Bacterial; Hydrogen-Ion Concentration; Nitrification; Nitrogen; Oxidation-Reduction; Quaternary Ammonium Compounds; Soil; Soil Microbiology; Urea

2012
Hepatitis E virus capsid protein assembles in 4M urea in the presence of salts.
    Protein science : a publication of the Protein Society, 2013, Volume: 22, Issue:3

    Topics: Ammonium Chloride; Ammonium Sulfate; Capsid Proteins; Hepatitis E virus; Hydrophobic and Hydrophilic Interactions; Indicators and Reagents; Kinetics; Mutant Proteins; Osmolar Concentration; Particle Size; Peptide Fragments; Protein Interaction Domains and Motifs; Protein Refolding; Protein Stability; Protein Unfolding; Recombinant Proteins; Sodium Chloride; Sulfates; Temperature; Urea

2013
Ammonia oxidation pathways and nitrifier denitrification are significant sources of N2O and NO under low oxygen availability.
    Proceedings of the National Academy of Sciences of the United States of America, 2013, Apr-16, Volume: 110, Issue:16

    Topics: Air Pollution; Ammonium Sulfate; Analysis of Variance; Atmosphere; Chromatography, Gas; Colorimetry; Denitrification; Nitric Oxide; Nitrification; Nitrous Oxide; Oxidation-Reduction; Oxygen; Soil; Urea

2013
[Effect of nitrogen source on gene expression of first steps of methanol utilization pathway in Pichia pastoris].
    Genetika, 2013, Volume: 49, Issue:4

    Topics: Acid Phosphatase; Alcohol Oxidoreductases; Ammonium Sulfate; Catalase; Fungal Proteins; Gene Expression Regulation, Fungal; Glutamine; Methanol; Nitrogen; Pichia; Promoter Regions, Genetic; Saccharomyces cerevisiae Proteins; Urea

2013
Is it possible to screen for milk or whey protein adulteration with melamine, urea and ammonium sulphate, combining Kjeldahl and classical spectrophotometric methods?
    Food chemistry, 2013, Dec-15, Volume: 141, Issue:4

    Topics: Ammonium Sulfate; Animals; Cattle; Chemistry Techniques, Analytical; Food Contamination; Milk; Milk Proteins; Spectrophotometry; Triazines; Urea; Whey Proteins

2013
[Inhibition of chlorobenzene formation via various routes during waste incineration by ammonium sulfate and urea].
    Huan jing ke xue= Huanjing kexue, 2014, Volume: 35, Issue:1

    Topics: Ammonium Sulfate; Benzofurans; Chlorobenzenes; Coal Ash; Dioxins; Hexachlorobenzene; Incineration; Polymers; Urea

2014
A novel function of controlled-release nitrogen fertilizers.
    Microbes and environments, 2014, Volume: 29, Issue:2

    Topics: Ammonium Sulfate; Delayed-Action Preparations; Fertilizers; Nitrogen; Soil; Urea

2014
Effect of ammonium sulfate and urea on PCDD/F formation from active carbon and possible mechanism of inhibition.
    Journal of environmental sciences (China), 2014, Nov-01, Volume: 26, Issue:11

    Topics: Ammonium Sulfate; Benzofurans; Carbon; Dibenzofurans, Polychlorinated; Polychlorinated Dibenzodioxins; Urea

2014
Impact of S fertilizers on pore-water Cu dynamics and transformation in a contaminated paddy soil with various flooding periods.
    Journal of hazardous materials, 2015, Apr-09, Volume: 286

    Topics: Ammonium Sulfate; Copper; Fertilizers; Floods; Oryza; Porosity; Sulfur; Urea; Water; Water Pollutants, Chemical

2015
Selection and identification of oleaginous yeast isolated from soil, animal feed and ruminal fluid for use as feed supplement in dairy cattle.
    Letters in applied microbiology, 2015, Volume: 61, Issue:4

    Topics: Ammonium Sulfate; Animal Feed; Animals; Biomass; Cattle; Dietary Supplements; DNA, Ribosomal; Molasses; Nitrogen; Oleic Acid; Peptones; RNA, Ribosomal; Rumen; Soil; Soil Microbiology; Trichosporon; Urea

2015
Development of minimal fermentation media supplementation for ethanol production using two Saccharomyces cerevisiae strains.
    Natural product research, 2016, Volume: 30, Issue:9

    Topics: Ammonium Sulfate; Culture Media; Ethanol; Fermentation; Glucose; Nitrogen; Saccharomyces cerevisiae; Salts; Urea; Vitamins

2016
Titanium Dioxide Photocatalytic Polymerization of Acrylamide for Gel Electrophoresis (TIPPAGE) of Proteins and Structural Identification by Mass Spectrometry.
    Scientific reports, 2016, Feb-11, Volume: 6

    Topics: Acrylamide; Ammonium Sulfate; Animals; Caseins; Electrophoresis, Polyacrylamide Gel; Ethylenediamines; Histones; Liver; Mass Spectrometry; Octoxynol; Phosphorylation; Photochemical Processes; Polymerization; Pyronine; Rats; Titanium; Ultraviolet Rays; Urea

2016
Study on pyrolysis characteristics of lignocellulosic biomass impregnated with ammonia source.
    Bioresource technology, 2016, Volume: 209

    Topics: Acetates; Ammonia; Ammonium Sulfate; Biomass; Carbon Monoxide; Charcoal; Fertilizers; Heterocyclic Compounds; Hydrogen; Lignin; Oryza; Phenols; Urea

2016
Nitrogen treatment enhances sterols and withaferin A through transcriptional activation of jasmonate pathway, WRKY transcription factors, and biosynthesis genes in Withania somnifera (L.) Dunal.
    Protoplasma, 2017, Volume: 254, Issue:1

    Topics: Ammonium Sulfate; Biosynthetic Pathways; Cyclopentanes; Dimethyl Sulfoxide; Gene Expression Profiling; Gene Expression Regulation, Plant; Genes, Plant; Nitrogen; Oxylipins; Phosphorus; Plant Proteins; Potassium; Reactive Oxygen Species; Sterols; Transcription Factors; Transcriptional Activation; Urea; Withania; Withanolides

2017
Screening for Adulterants in Liquid Milk Using a Portable Raman Miniature Spectrometer with Immersion Probe.
    Applied spectroscopy, 2017, Volume: 71, Issue:2

    Topics: Ammonium Sulfate; Animals; Food Contamination; Guanidines; Limit of Detection; Milk; Reproducibility of Results; Spectrum Analysis, Raman; Sucrose; Triazines; Urea

2017
Disassembly/reassembly strategy for the production of highly pure GroEL, a tetradecameric supramolecular machine, suitable for quantitative NMR, EPR and mutational studies.
    Protein expression and purification, 2018, Volume: 142

    Topics: Ammonium Sulfate; Chaperonin 60; Chromatography, Gel; Chromatography, Ion Exchange; Escherichia coli; Escherichia coli Proteins; Gene Expression; Nitrogen Isotopes; Nuclear Magnetic Resonance, Biomolecular; Point Mutation; Protein Multimerization; Recombinant Proteins; Streptomycin; Urea

2018
SERS detection of urea and ammonium sulfate adulterants in milk with coffee ring effect.
    Food additives & contaminants. Part A, Chemistry, analysis, control, exposure & risk assessment, 2019, Volume: 36, Issue:6

    Topics: Ammonium Sulfate; Animals; Gold; Metal Nanoparticles; Milk; Silver; Spectrum Analysis, Raman; Surface Properties; Urea

2019
The responses of cadmium phytotoxicity in rice and the microbial community in contaminated paddy soils for the application of different long-term N fertilizers.
    Chemosphere, 2020, Volume: 238

    Topics: Acidobacteria; Actinobacteria; Ammonium Chloride; Ammonium Sulfate; Ascomycota; Bacteria; Cadmium; China; Edible Grain; Environmental Pollution; Fertilizers; Gammaproteobacteria; Microbiota; Oryza; Phosphates; Phylogeny; Plant Roots; Soil; Soil Microbiology; Soil Pollutants; Urea

2020
Evidence for chaotropicity/kosmotropicity offset in a yeast growth model.
    Biotechnology letters, 2019, Volume: 41, Issue:11

    Topics: Ammonium Sulfate; Betaine; Biofuels; Culture Media; Entropy; Ethanol; Fermentation; Glycerol; Models, Biological; Saccharomyces cerevisiae; Urea

2019
A buffered media system for yeast batch culture growth.
    BMC microbiology, 2021, 04-23, Volume: 21, Issue:1

    Topics: Ammonium Sulfate; Culture Media; Industrial Microbiology; Urea; Yeasts

2021
Synthesis of a novel superabsorbent with slow-release urea fertilizer using modified cellulose as a grafting agent and flexible copolymer.
    International journal of biological macromolecules, 2021, Jul-01, Volume: 182

    Topics: Acrylamides; Acrylates; Adsorption; Ammonium Sulfate; Cellulose; Diffusion; Elements; Fabaceae; Fertilizers; Hydrogen-Ion Concentration; Kinetics; Oxidation-Reduction; Rheology; Salts; Soil; Solutions; Spectroscopy, Fourier Transform Infrared; Temperature; Thermogravimetry; Urea; Water

2021
Performance of conventional and enhanced-efficiency nitrogen fertilizers on potato tuber mineral composition and marketability.
    Journal of the science of food and agriculture, 2022, Volume: 102, Issue:8

    Topics: Ammonium Sulfate; Dimethylphenylpiperazinium Iodide; Fertilizers; Minerals; Nitrogen; Soil; Solanum tuberosum; Urea

2022
Investigating purification and activity analysis of urease enzyme extracted from jack bean source: A green chemistry approach.
    Analytical biochemistry, 2022, 12-15, Volume: 659

    Topics: Ammonium Sulfate; Electrophoresis, Polyacrylamide Gel; Plants; Urea; Urease

2022
[Effects of Combined Application of Different Nitrogen Fertilizers and Biochar on Cadmium Uptake by Pakchoi (
    Huan jing ke xue= Huanjing kexue, 2023, Aug-08, Volume: 44, Issue:8

    Topics: Ammonium Sulfate; Brassica; Cadmium; Fertilizers; Nitrogen; Soil; Urea

2023