chlorpyrifos has been researched along with 3,5,6-trichloro-2-pyridinol in 125 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 8 (6.40) | 18.7374 |
| 1990's | 9 (7.20) | 18.2507 |
| 2000's | 40 (32.00) | 29.6817 |
| 2010's | 57 (45.60) | 24.3611 |
| 2020's | 11 (8.80) | 2.80 |
| Authors | Studies |
|---|---|
| Hooten, EC; Ivey, MC; Palmer, JS | 1 |
| Ivey, MC; Palmer, JS | 2 |
| Allender, WJ; Keegan, J | 1 |
| Sultatos, LG | 1 |
| Hara, I; Sunaga, M; Yoshida, M | 1 |
| Asakawa, F; Jitsunari, F; Nakajima, T | 1 |
| Asakawa, F; Jitsunari, F; Nakajima, T; Ogata, M; Shimada, J | 1 |
| Bardalaye, PC; Guinivan, RA; Thompson, NP | 1 |
| Chang, MJ; Lin, CY; Lin, RS; Lo, LW | 1 |
| Bailey, SL; Baker, S; Gregg, M; Head, SL; Hill, RH; Needham, LL; Sampson, EJ; Shealy, DB; Williams, CC | 1 |
| Barraj, L; Francis, M; Shurdut, BA | 1 |
| Hunter, DL; Lassiter, TL; Padilla, S | 1 |
| Carvalho, FP; Kale, SP; Mukherjee, PK; Murthy, NB; Pandit, GG; Raghu, K; Rao, AM; Sherkhane, PD | 1 |
| Barone, S; Das, KP | 1 |
| Bakiamoh, SB; Maimait, R; McGowin, AE | 1 |
| Brzak, KA; Mattsson, JL; Maurissen, JP; Nolan, RJ | 1 |
| Biagini, RE; Hines, CJ; MacKenzie, BA; Stettler, LE; Striley, CA | 1 |
| Hernández, F; Pozo, OJ; Sancho, JV | 1 |
| Okino, MS; Quackenboss, JJ; Rigas, ML | 1 |
| Deddens, JA; Hines, CJ | 1 |
| Bernard, CE; Krieger, RI; Nuygen, H; Truong, D | 1 |
| Angerer, J; Hardt, J; Koch, HM | 1 |
| Caughlan, A; Namgung, U; Newhouse, K; Xia, Z | 1 |
| Aston, LS; Krieger, RI; Williams, RL | 1 |
| Albers, JW; Berent, S; Garabrant, DH; Garrison, RP; Giordani, B; Richardson, RJ; Schweitzer, SJ | 1 |
| Aprea, C; Farina, GA; Fattorini, A; Sartorelli, E; Sartorelli, P; Sciarra, G; Strambi, F | 1 |
| Chuang, JC; Croghan, CW; Jones, PA; Lyu, CW; Morgan, MK; Robertson, GL; Sheldon, LS; Wilson, NK | 1 |
| Buckley, TJ; Cardello, N; Dellarco, MJ; Geer, LA; Leighton, TJ; Roberts, JD; Zendzian, RP | 1 |
| Barr, DB; Bennett, DH; Bravo, R; Hauser, R; Herrick, RF; Meeker, JD; Ryan, L | 1 |
| Byrne, SL; Pinkerton, SL | 1 |
| Barr, D; Freeman, N; Hore, P; Lioy, PJ; Needham, L; Ozkaynak, H; Robson, M; Sheldon, L; Tulve, N; Wartenberg, D; Zhang, J | 1 |
| Bonvalot, Y; Bouchard, M; Brunet, RC; Carrier, G; Gosselin, NH | 1 |
| Aragón, A; Bernard, CE; Blanco, LE; Dowling, KC; Krieger, RI; Martínez, I | 1 |
| Busby, AL; Hinman, MN; Kousba, AA; Poet, TS; Timchalk, C | 1 |
| Bicker, W; Lämmerhofer, M; Lindner, W | 1 |
| Yang, CH; Yang, L; Zhang, BX; Zhang, X; Zhao, YH | 1 |
| Albers, JW; Berent, S; Burns, CJ; Garabrant, D; Garrison, R; Giordani, B; Haidar, S; Richardson, RJ | 1 |
| Acquavella, JF; Alexander, BH; Baker, BA; Bartels, MJ; Burns, CJ; Gustin, C; Mandel, JS | 1 |
| Acquavella, JF; Adgate, JL; Alexander, BH; Bartels, MJ; Brzak, KA; Eberly, LE; Mandel, JS; Scher, DP | 1 |
| Bartlett, MG; Terry, AV; Williamson, LN | 1 |
| Campbell, JA; Kousba, AA; Lin, Y; Liu, G; Timchalk, C | 1 |
| Albers, JW; Berent, S; Burns, CJ; Cohen, SS; Garabrant, DH; Garrison, RP; Mattsson, JL; Richardson, RJ; Sima, C | 1 |
| Buratti, FM; Cometa, MF; Fortuna, S; Lorenzini, P; Meneguz, A; Parisi, L; Testai, E; Volpe, MT | 1 |
| Barr, DB; Busby, A; Campbell, JA; Needham, LL; Timchalk, C | 1 |
| Cáceres, T; He, W; Megharaj, M; Naidu, R | 1 |
| Bartels, MJ; Domoradzki, JY; Hansen, SC; Marty, MS; Mattsson, JL; Timchalk, C | 1 |
| Barr, DB; Hauser, R; Meeker, JD; Ravi, SR | 1 |
| Albers, JW; Aylward, LL; Berent, S; Burns, CJ; Chen, Q; Garabrant, DH; Hays, SM; Timchalk, C | 1 |
| Barr, DB; Chantara, S; Panuwet, P; Prapamontol, T | 1 |
| Khanna, S; Kumar, M; Lakshmi, CV | 1 |
| Ahn, YJ; Kim, JR | 1 |
| Albers, JW; Berent, S; Garabrant, DH; Richardson, RJ | 1 |
| Arnau, A; Jiménez, Y; Manclús, JJ; March, C; Montoya, A | 1 |
| Anwar, S; Iqbal, S; Khalid, ZM; Khan, QM; Liaquat, F | 1 |
| Barr, DB; Busby-Hjerpe, AL; Campbell, JA; Lee, S; Poet, TS; Smith, JN; Timchalk, C | 1 |
| Andrews, H; Barr, DB; Camann, DE; Diaz, D; Garfinkel, R; Hoepner, LA; Holmes, D; Perera, FP; Reyes, A; Whyatt, RM; Williams, MK | 1 |
| Chuang, JC; Iroz-Elardo, N; Strauss, WJ; Wilson, NK | 1 |
| Lin, Y; Smith, JN; Timchalk, C; Wang, J | 1 |
| Andres, LM; Holbrook, CM; Lu, C | 1 |
| Busby-Hjerpe, AL; Lee, S; Poet, TS; Smith, JN; Timchalk, C | 1 |
| Du, D; Li, Y; Lin, Y; Smith, JN; Timchalk, C; Wang, J; Zou, Z | 1 |
| Du, D; Lin, Y; Liu, F; Lu, D; Smith, JN; Timchalk, C; Wang, H; Wang, J; Wang, L; Zou, Z | 1 |
| Anger, WK; Bonner, MR; Crane, AL; Ellison, CA; Farahat, FM; Fenske, RA; Lasarev, MR; Lein, PJ; McGarrigle, BP; Olson, JR; Rohlman, DS | 1 |
| Chen, Z; Dyk, MB; Krieger, R; Mosadeghi, S; Vega, H | 1 |
| Barr, DB; Fortenberry, GZ; Hu, H; Meeker, JD; Turyk, M | 1 |
| Barraza, D; Córdoba, L; Lindh, CH; Mergler, D; Mora, AM; Oberg, M; Ruepert, C; van Wendel de Joode, B; Wesseling, C | 1 |
| Klohe, EM; Lin, Y; Smith, JN; Timchalk, C; Wang, J | 1 |
| Hao, FT; Niu, YM; Xia, YJ | 1 |
| Bonner, MR; Browne, RW; Crane, AL; Ellison, CA; Knaak, JB; Lein, PJ; Olson, JR | 1 |
| Chen, S; Hu, M; Liu, C; Liu, H; Peng, C; Zhong, G | 1 |
| Dubey, SK; Maya, K; Singh, RS; Upadhyay, SN | 1 |
| Feng, Z; Hong, Q; Li, Q; Li, S; Liu, H; Lu, P; Yan, X | 1 |
| Estevan, C; Sogorb, MA; Vilanova, E | 1 |
| Abdel Rasoul, G; Al-Batanony, M; Bonner, MR; Crane, AL; Hendy, O; Ismail, AA; Khan, K; Lasarev, MR; Olson, JR; Rohlman, DS; Singleton, ST | 2 |
| Chu, C; Connell, D; Phung, DT; Yu, Q | 1 |
| Abraham, J; Silambarasan, S | 2 |
| Abraham, J; Shanker, A; Silambarasan, S | 1 |
| Mehta, A; Srivastava, N; Verma, RS | 1 |
| Du, D; Lin, Y; Liu, D; Smith, J; Tang, Y; Timchalk, C; Zhang, W | 1 |
| Jones, PA; Morgan, MK | 1 |
| Barr, DB; Bellinger, D; Ettinger, AS; Fortenberry, GZ; Hernandez-Avila, M; Hu, H; Meeker, JD; Panuwet, P; Sánchez, BN; Schnaas, L; Solano-González, M; Tellez-Rojo, MM | 1 |
| Bartels, MJ; Hinderliter, PM; Poet, TS; Smith, JN; Timchalk, C | 1 |
| Chang, XL; Liu, P; Qi, XJ; Wu, CH; Zheng, ML; Zhou, ZJ | 1 |
| Chen, G; Ji, G; Shi, L; Sun, J; Wang, N | 1 |
| Bennett, DH; Calafat, AM; Clifton, MS; Davis, MD; Hertz-Picciotto, I; Moran, R; Tancredi, DJ; Trunnelle, KJ; Tulve, NS | 1 |
| Dubey, SK; Singh, RS; Srivastva, N; Upadhyay, SN; Yadav, M | 1 |
| He, L; Ji, X; Li, R; Qian, M; Wang, Q; Zhou, T; Zhou, Y | 1 |
| Borrás, E; Muñoz, A; Ródenas, M; Vázquez, M; Vera, T | 1 |
| Barman, DN; Haque, MA; Islam, SM; Kim, MK; Yun, HD | 1 |
| Hua, R; Tang, X; Wang, D; Xue, Q; Zhou, X | 1 |
| Abdel-Rasoul, G; Al-Batanony, M; Bonner, MR; Callahan, CL; Hendy, O; Ismail, AA; Olson, JR; Rohlman, DS | 1 |
| Jian, Q; Jiang, WW; Liu, X; Song, W; Wang, D; Zhang, Z; Zheng, Z | 1 |
| Adhya, TK; Das, S | 1 |
| Aceves-Diez, AE; Castañeda-Sandoval, LM; Estrada-Castañeda, KJ | 1 |
| Fu, Y; Guo, Y; Liu, Y; Mo, R; Tang, F | 1 |
| Lebedev, AT; Polyakova, OV; Sarakha, M; Trebše, P; Žabar, R | 1 |
| Deng, Y; Lu, Y; Ren, H; Zhang, Y; Zhao, Y | 1 |
| Chaudhary, HJ; Gilani, RA; Munis, MF; Rafique, M; Rehman, A; Rehman, SU | 1 |
| Liu, Z; Sun, H; Wang, L; Wu, Y; Zhang, J | 1 |
| Córdoba, L; Hernández-Bonilla, D; Hoppin, JA; Lindh, CH; Mergler, D; Mora, AM; van Wendel de Joode, B; Wesseling, C | 1 |
| Abubakari, M; Antonious, GF; Snyder, JC; Turley, ET | 1 |
| Carver, ZA; Smith, JN; Timchalk, C; Weber, TJ | 1 |
| Chaubey, B; Dahiya, V; Dhaharwal, AK; Pal, S | 1 |
| Bartlett, MG; Brown, KA; Le, T; Stice, SL; Wu, X; Yang, X | 1 |
| Abdel Rasoul, G; Bonner, MR; Hendy, O; Ismail, AA; Olson, JR; Rohlman, DS; Wang, K | 1 |
| Li, C; Li, S; Ma, C; Wu, N; Yang, X; Zhang, Q | 1 |
| Atabila, A; Carswell, S; Chu, C; Connell, D; Hogarh, JN; Patel, R; Phung, DT; Sadler, R; Turner, S | 1 |
| Bempelou, ED; Liapis, KS; Vontas, JG; Ziogas, VN | 1 |
| Atabila, A; Chu, C; Connell, D; Phung, DT; Sadler, R | 1 |
| Abdel Rasoul, G; Bonner, MR; Hendy, O; Ismail, A; Olson, JR; Ortega Dickey, L; Rohlman, DS; Wang, K | 1 |
| Cao, Y; Chang, X; Feng, C; Guo, J; Jiang, S; Liang, W; Lu, D; Lv, S; Qi, X; Wang, G; Wu, C; Xu, H; Yu, H; Zhang, J; Zhang, Y; Zhou, Z | 1 |
| Lei, W; Tang, X; Zhou, X | 1 |
| Anger, WK; Farahat, FM; Farahat, TM; Lasarev, MR; Lein, PJ; Olson, JR; Rohlman, DS | 1 |
| Basaure, P; Biosca-Brull, J; Blanco, J; Cabré, M; Colomina, MT; Domingo, JL; Guardia-Escote, L; Mulero, M; Sánchez, DJ | 1 |
| Castillo-López, MÁ; Echeverri-Jaramillo, G; Jaramillo-Colorado, B; Sabater-Marco, C | 2 |
| Chen, L; Liu, C; Ma, W; Ni, H; Sun, X; Xu, Y | 1 |
| Gao, H; Li, J; Li, Y; Zhao, G | 1 |
| Abdollahpour, I; Amin, MM; Daniali, SS; Fatehizadeh, A; Kelishadi, R; Taheri, E | 1 |
| Kekalih, A; Liem, JF; Malik, SG; Mansyur, M; Pangaribuan, B; Soemarko, DS; Subekti, I; Suryandari, DA; Suyatna, FD | 1 |
| Du, Z; Hou, K; Li, B; Sun, S; Wu, R; Yang, Y; Zhu, L | 1 |
| Jeon, HJ; Lee, SE; Park, J | 1 |
2 review(s) available for chlorpyrifos and 3,5,6-trichloro-2-pyridinol
| Article | Year |
|---|---|
Aggregate exposures under the Food Quality Protection Act: An approach using chlorpyrifos.
Topics: Animals; Biomarkers; Chlorpyrifos; Environmental Exposure; Food Contamination; Herbicides; Humans; Legislation, Food; Models, Biological; Pesticides; Pyridones; Reproducibility of Results; Risk Assessment; United States; United States Environmental Protection Agency | 1998 |
Biodegradation of chlorpyrifos by bacterial genus Pseudomonas.
Topics: Ammonia; Biotransformation; Carbon Dioxide; Chlorpyrifos; Metabolic Networks and Pathways; Organothiophosphates; Pesticides; Pseudomonas; Pyridones; Water | 2016 |
1 trial(s) available for chlorpyrifos and 3,5,6-trichloro-2-pyridinol
| Article | Year |
|---|---|
Perspiration increased human pesticide absorption following surface contact during an indoor scripted activity program.
Topics: Adult; Air Pollution, Indoor; Analysis of Variance; Biomarkers; Chlorpyrifos; Exercise; Humans; Male; Pesticides; Pyridones; Skin Absorption; Sweat | 2004 |
122 other study(ies) available for chlorpyrifos and 3,5,6-trichloro-2-pyridinol
| Article | Year |
|---|---|
Chlorpyrifos and 3,5,6-trichloro-2-pyridinol: residues in the body tissues of cattle wearing chlorpyrifos-impregnated plastic ear bands.
Topics: Animals; Cattle; Cattle Diseases; Chlorpyrifos; Ear; Female; Male; Pesticide Residues; Pyridines; Pyridones; Tick Infestations | 1978 |
Chlorpyrifos and 3,5,6-trichloro-2-pyridinol: residues in body tissues of swine treated with chlorpyrifos for hog louse and itch mite control.
Topics: Animals; Chlorpyrifos; Chromatography, Gas; Ectoparasitic Infestations; Female; Male; Mites; Pesticide Residues; Phthiraptera; Pyridones; Swine; Swine Diseases; Tissue Distribution | 1979 |
Determination of chlorpyrifos and its major breakdown products in technical formulations.
Topics: Animals; Atropine; Cattle; Chlorpyrifos; Gas Chromatography-Mass Spectrometry; Herbicides; Insecticides; Male; Organothiophosphorus Compounds; Pyridones | 1991 |
Factors affecting the hepatic biotransformation of the phosphorothioate pesticide chlorpyrifos.
Topics: Animals; Biotransformation; Chlorpyrifos; Liver; Male; Mice; Microsomes, Liver; Perfusion; Phenobarbital; Pyridones; Serum Albumin, Bovine | 1988 |
[Metabolism and urinary excretion of chlorpyrifos in rats].
Topics: Animals; Chlorpyrifos; Half-Life; Male; Pyridones; Rats; Rats, Inbred Strains | 1989 |
[Determination of 3,5,6-trichloro-2-pyridinol in urine of workers exposed to chlorpyrifos using wide bore capillary gas chromatography].
Topics: Chlorpyrifos; Chromatography, Gas; Environmental Exposure; Humans; Occupational Medicine; Pyridones | 1989 |
Determination of 3,5,6-trichloro-2-pyridinol levels in the urine of termite control workers using chlorpyrifos.
Topics: Adult; Chlorpyrifos; Cholinesterases; Chromatography, Gas; Environmental Exposure; Environmental Monitoring; Humans; Insect Control; Male; Middle Aged; Pyridones; Time Factors | 1989 |
Chlorpyrifos and 3,5,6-trichloro-2-pyridinol: residues in the body tissues of sheep treated with chlorpyrifos for sheep ked control.
Topics: Animals; Chlorpyrifos; Myiasis; Pyridones; Sheep; Sheep Diseases | 1981 |
Simultaneous electron capture detection of chlorpyrifos and 3, 5, 6-trichloro-2-pyridinol residues in peach and bahia grass field samples following gel permeation cleanup.
Topics: Chlorpyrifos; Chromatography, Gas; Chromatography, Gel; Fruit; Pesticide Residues; Poaceae; Pyridones; Spectrophotometry | 1982 |
Biological monitoring of exposure to chlorpyrifos by high performance liquid chromatography.
Topics: Animals; Chlorpyrifos; Chromatography, High Pressure Liquid; Creatinine; Feasibility Studies; Insecticides; Male; Occupational Exposure; Pest Control; Pyridones; Rats; Rats, Wistar | 1996 |
Pesticide residues in urine of adults living in the United States: reference range concentrations.
Topics: 2,4-Dichlorophenoxyacetic Acid; Adult; Anthelmintics; Carbofuran; Chlorophenols; Chlorpyrifos; Cohort Studies; Environmental Exposure; Herbicides; Humans; Insecticides; Naphthols; Pentachlorophenol; Pesticide Residues; Public Health; Pyridones; Reference Values; Structure-Activity Relationship; United States | 1995 |
Gestational exposure to chlorpyrifos: comparative distribution of trichloropyridinol in the fetus and dam.
Topics: Animals; Brain; Chlorpyrifos; Cholinesterase Inhibitors; Cholinesterases; Chromatography; Dose-Response Relationship, Drug; Female; Fetus; Insecticides; Liver; Maternal-Fetal Exchange; Parity; Pregnancy; Pyridones; Rats; Rats, Long-Evans; Time Factors; Tissue Distribution | 1999 |
Studies on degradation of 14C-chlorpyrifos in the marine environment.
Topics: Animals; Biodegradation, Environmental; Bivalvia; Carbon Radioisotopes; Chlorpyrifos; Ecosystem; Eukaryota; Geologic Sediments; Insecticides; Pesticide Residues; Pyridones; Seawater | 1999 |
Neuronal differentiation in PC12 cells is inhibited by chlorpyrifos and its metabolites: is acetylcholinesterase inhibition the site of action?
Topics: Acetylcholinesterase; Animals; Butyrylcholinesterase; Cell Differentiation; Chlorpyrifos; Cholinesterase Inhibitors; Nerve Growth Factor; Neurites; Neurons; PC12 Cells; Pyridones; Rats; Time Factors | 1999 |
Supercritical fluid extraction of chlorpyrifos and 3,5,6-trichloro-2-pyridinol from garden compost.
Topics: Chlorpyrifos; Chromatography, Gas; Pyridones; Soil; Time Factors; Water | 1999 |
Lack of differential sensitivity to cholinesterase inhibition in fetuses and neonates compared to dams treated perinatally with chlorpyrifos.
Topics: Age Factors; Animals; Animals, Newborn; Animals, Suckling; Chlorpyrifos; Cholinesterase Inhibitors; Cholinesterases; Female; Fetus; Insecticides; Maternal Exposure; Milk; Pregnancy; Pyridones; Rats; Rats, Sprague-Dawley | 2000 |
Improved rapid analytical method for the urinary determination of 3, 5,6 trichloro-2-pyridinol, a metabolite of chlorpyrifos.
Topics: Agriculture; Chlorpyrifos; Herbicides; Humans; Immunoassay; Insecticides; Occupational Exposure; Pyridones; Sensitivity and Specificity | 2000 |
Direct determination of chlorpyrifos and its main metabolite 3,5, 6-trichloro-2-pyridinol in human serum and urine by coupled-column liquid chromatography/electrospray-tandem mass spectrometry.
Topics: Chlorpyrifos; Chromatography, Liquid; Humans; Mass Spectrometry; Pyridones; Reproducibility of Results; Sensitivity and Specificity | 2000 |
Use of a pharmacokinetic model to assess chlorpyrifos exposure and dose in children, based on urinary biomarker measurements.
Topics: Biomarkers; Child; Child, Preschool; Chlorpyrifos; Environmental Exposure; Humans; Models, Theoretical; Pesticides; Predictive Value of Tests; Pyridones; Surveys and Questionnaires; Time Factors; Urine | 2001 |
Determinants of chlorpyrifos exposures and urinary 3,5,6-trichloro-2-pyridinol levels among termiticide applicators.
Topics: Adolescent; Adult; Analysis of Variance; Biomarkers; Chlorpyrifos; Humans; Insecticides; Linear Models; Male; Middle Aged; North Carolina; Occupational Exposure; Pyridones; Risk Factors | 2001 |
Environmental residues and biomonitoring estimates of human insecticide exposure from treated residential turf.
Topics: Absorption; Adult; Biomarkers; Chlorpyrifos; Environmental Exposure; Exercise; Female; Humans; Insecticides; Poaceae; Pyridones | 2001 |
Biological monitoring of exposure of the general population to the organophosphorus pesticides chlorpyrifos and chlorpyrifos-methyl by determination of their specific metabolite 3,5,6-trichloro-2-pyridinol.
Topics: Adult; Chlorpyrifos; Environmental Exposure; Female; Herbicides; Humans; Insecticides; Male; Middle Aged; Public Health; Pyridones; Reference Values; Sensitivity and Specificity; Urinalysis | 2001 |
Chlorpyrifos induces apoptosis in rat cortical neurons that is regulated by a balance between p38 and ERK/JNK MAP kinases.
Topics: Animals; Animals, Newborn; Apoptosis; Blotting, Western; Cell Nucleus; Cells, Cultured; Cerebral Cortex; Chlorpyrifos; Embryo, Mammalian; Female; Herbicides; Immunohistochemistry; Insecticides; JNK Mitogen-Activated Protein Kinases; MAP Kinase Kinase 4; Mitogen-Activated Protein Kinase Kinases; Mitogen-Activated Protein Kinases; Neurons; p38 Mitogen-Activated Protein Kinases; Pregnancy; Proto-Oncogene Proteins c-jun; Pyridones; Rats; Rats, Sprague-Dawley; Signal Transduction; Tetrazolium Salts; Thiazoles; Transfection | 2004 |
The effects of occupational exposure to chlorpyrifos on the neurologic examination of central nervous system function: a prospective cohort study.
Topics: Adult; Biomarkers; Butyrylcholinesterase; Case-Control Studies; Chemical Industry; Chlorpyrifos; Female; Humans; Insecticides; Male; Michigan; Middle Aged; Nervous System Diseases; Neurologic Examination; Occupational Exposure; Prospective Studies; Pyridones | 2004 |
Biological monitoring of exposure to chlorpyrifos-methyl by assay of urinary alkylphosphates and 3,5,6-trichloro-2-pyridinol.
Topics: Agriculture; Chlorpyrifos; Cholinesterases; Environmental Monitoring; Erythrocytes; Humans; Insecticides; Occupational Exposure; Organophosphorus Compounds; Pesticide Residues; Pyridones | 1997 |
Exposures of preschool children to chlorpyrifos and its degradation product 3,5,6-trichloro-2-pyridinol in their everyday environments.
Topics: Air; Air Pollution, Indoor; Biomarkers; Child Day Care Centers; Child, Preschool; Chlorpyrifos; Dust; Environmental Monitoring; Environmental Pollutants; Floors and Floorcoverings; Food Analysis; Food Contamination; Housing; Humans; Infant; Insecticides; North Carolina; Pesticide Residues; Pyridones; Soil | 2005 |
Comparative analysis of passive dosimetry and biomonitoring for assessing chlorpyrifos exposure in pesticide workers.
Topics: Agriculture; Biomarkers; Chlorpyrifos; Humans; Inhalation Exposure; Linear Models; Occupational Exposure; Occupational Health; Pesticides; Pyridones; Skin Absorption | 2004 |
The relationship of urinary metabolites of carbaryl/naphthalene and chlorpyrifos with human semen quality.
Topics: Adult; Carbaryl; Chlorpyrifos; Environmental Exposure; Herbicides; Humans; Infertility, Male; Insecticides; Male; Naphthalenes; Naphthols; Pyridones; Semen; Sperm Motility | 2004 |
The effect of cooking on chlorpyrifos and 3,5,6-trichloro-2-pyridinol levels in chlorpyrifos-fortified produce for use in refining dietary exposure.
Topics: Chlorpyrifos; Diet; Environmental Exposure; Herbicides; Hot Temperature; Insecticides; Pyridones; Vegetables | 2004 |
Chlorpyrifos accumulation patterns for child-accessible surfaces and objects and urinary metabolite excretion by children for 2 weeks after crack-and-crevice application.
Topics: Air Pollution, Indoor; Child; Chlorpyrifos; Environmental Monitoring; Floors and Floorcoverings; Housing; Humans; Insect Control; Insecticides; Interior Design and Furnishings; New Jersey; Pesticide Residues; Play and Playthings; Pyridones | 2005 |
Determination of biological reference values for chlorpyrifos metabolites in human urine using a toxicokinetic approach.
Topics: Absorption; Acetylcholinesterase; Chlorpyrifos; Erythrocytes; Herbicides; Humans; Insecticides; Models, Theoretical; No-Observed-Adverse-Effect Level; Occupational Exposure; Pyridones; Reference Values; Risk Assessment | 2005 |
Urinary 3,5,6-trichloro-2-pyridinol levels of chlorpyrifos in Nicaraguan applicators and small farm families.
Topics: Adolescent; Adult; Child; Chlorpyrifos; Family Health; Female; Herbicides; Humans; Insecticides; Male; Nicaragua; Occupational Exposure; Pyridones; Time Factors | 2005 |
Pharmacokinetic and pharmacodynamic interaction for a binary mixture of chlorpyrifos and diazinon in the rat.
Topics: Administration, Oral; Animals; Area Under Curve; Brain; Chlorpyrifos; Cholinesterase Inhibitors; Cholinesterases; Diazinon; Dose-Response Relationship, Drug; Drug Administration Schedule; Drug Evaluation, Preclinical; Drug Synergism; Erythrocytes; Intubation, Gastrointestinal; Male; Metabolic Clearance Rate; Pyridones; Pyrimidines; Rats; Rats, Sprague-Dawley | 2005 |
Determination of chlorpyrifos metabolites in human urine by reversed-phase/weak anion exchange liquid chromatography-electrospray ionisation-tandem mass spectrometry.
Topics: Chlorpyrifos; Chromatography, Ion Exchange; Humans; Organophosphates; Phosphates; Poisoning; Pyridones; Reproducibility of Results; Spectrometry, Mass, Electrospray Ionization | 2005 |
Isolation and characterization of a chlorpyrifos and 3,5,6-trichloro-2-pyridinol degrading bacterium.
Topics: Alcaligenes faecalis; Bacterial Proteins; Base Composition; Biodegradation, Environmental; Chlorpyrifos; Diazinon; DNA, Bacterial; DNA, Ribosomal; Herbicides; Molecular Sequence Data; Nucleic Acid Hybridization; Parathion; Pesticides; Phylogeny; Proteome; Pyridones; RNA, Ribosomal, 16S; Sequence Analysis, DNA; Sequence Homology, Nucleic Acid; Soil Microbiology | 2005 |
Chlorpyrifos exposure and biological monitoring among manufacturing workers.
Topics: Adult; Case-Control Studies; Chlorpyrifos; Environmental Monitoring; Humans; Industry; Job Description; Occupational Exposure; Prospective Studies; Pyridones; Reference Standards | 2006 |
Chlorpyrifos exposure in farm families: results from the farm family exposure study.
Topics: Adolescent; Adult; Agriculture; Child; Child, Preschool; Chlorpyrifos; Environmental Exposure; Environmental Monitoring; Female; Humans; Male; Middle Aged; Occupational Exposure; Pesticides; Pyridones | 2006 |
Agreement of pesticide biomarkers between morning void and 24-h urine samples from farmers and their children.
Topics: 2,4-Dichlorophenoxyacetic Acid; Adolescent; Agriculture; Biomarkers; Child; Child, Preschool; Chlorpyrifos; Environmental Exposure; Environmental Monitoring; Family; Female; Humans; Male; Occupational Exposure; Pesticides; Pyridones; Urinalysis | 2007 |
Determination of chlorpyrifos and its metabolites in rat brain tissue using coupled-column liquid chromatography/electrospray ionization tandem mass spectrometry.
Topics: Animals; Brain Chemistry; Chlorpyrifos; Chromatography, High Pressure Liquid; Insecticides; Pyridones; Rats; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry | 2006 |
Development of a non-invasive biomonitoring approach to determine exposure to the organophosphorus insecticide chlorpyrifos in rat saliva.
Topics: Animals; Chlorpyrifos; Environmental Monitoring; Insecticides; Male; Models, Biological; Pyridones; Rats; Rats, Sprague-Dawley; Saliva | 2007 |
Dose-effect analyses of occupational chlorpyrifos exposure and peripheral nerve electrophysiology.
Topics: Action Potentials; Adult; Biomarkers; Biotransformation; Case-Control Studies; Chemical Industry; Chlorpyrifos; Cholinesterase Inhibitors; Dose-Response Relationship, Drug; Female; Humans; Insecticides; Linear Models; Longitudinal Studies; Male; Michigan; Middle Aged; Neural Conduction; Occupational Diseases; Occupational Exposure; Peripheral Nerves; Peripheral Nervous System Diseases; Prospective Studies; Pyridones; Threshold Limit Values; Time Factors | 2007 |
Cholinesterase inhibition and alterations of hepatic metabolism by oral acute and repeated chlorpyrifos administration to mice.
Topics: Acetylcholinesterase; Administration, Oral; Animals; Brain; Chlorpyrifos; Cholinesterase Inhibitors; Chromatography, High Pressure Liquid; Dose-Response Relationship, Drug; Glutathione; Hydroxylation; Liver; Male; Mice; Microsomes, Liver; Molecular Structure; Pyridones; Testosterone; Weight Loss | 2007 |
Comparative pharmacokinetics of the organophosphorus insecticide chlorpyrifos and its major metabolites diethylphosphate, diethylthiophosphate and 3,5,6-trichloro-2-pyridinol in the rat.
Topics: Administration, Oral; Animals; Biotransformation; Chlorpyrifos; Gas Chromatography-Mass Spectrometry; Insecticides; Male; Organophosphates; Phosphates; Pyridones; Rats; Rats, Sprague-Dawley | 2007 |
Toxicity of chlorpyrifos and TCP alone and in combination to Daphnia carinata: the influence of microbial degradation in natural water.
Topics: Animals; Chlorpyrifos; Daphnia; Pesticides; Pyridones; Water Microbiology; Water Pollutants, Chemical | 2007 |
The effect of route, vehicle, and divided doses on the pharmacokinetics of chlorpyrifos and its metabolite trichloropyridinol in neonatal Sprague-Dawley rats.
Topics: Administration, Oral; Animals; Animals, Newborn; Chlorpyrifos; Computer Simulation; Drug Administration Schedule; Injections, Subcutaneous; Insecticides; Lactation; Milk; Models, Biological; Pharmaceutical Vehicles; Pyridones; Rats; Rats, Sprague-Dawley; Risk Assessment | 2007 |
Circulating estradiol in men is inversely related to urinary metabolites of nonpersistent insecticides.
Topics: Carbaryl; Chlorpyrifos; Estradiol; Humans; Insecticides; Linear Models; Male; Pyridones | 2008 |
Cholinesterase inhibition in chlorpyrifos workers: Characterization of biomarkers of exposure and response in relation to urinary TCPy.
Topics: Adult; Biomarkers; Butyrylcholinesterase; Chemical Industry; Chlorpyrifos; Cholinesterase Inhibitors; Cholinesterases; Dose-Response Relationship, Drug; Female; Humans; Insecticides; Male; Middle Aged; Occupational Exposure; Pyridones; Risk Assessment; Workplace | 2009 |
Urinary pesticide metabolites in school students from northern Thailand.
Topics: 2,4-Dichlorophenoxyacetic Acid; Adolescent; Agriculture; Benzoates; Biomarkers; Child; Chlorpyrifos; Diet; Environmental Exposure; Environmental Monitoring; Environmental Pollutants; Female; Humans; Male; Paternal Exposure; Permethrin; Pesticide Residues; Pesticides; Pyrethrins; Pyridones; Sex Factors; Thailand | 2009 |
Biodegradation of chlorpyrifos in soil by enriched cultures.
Topics: Bacteria, Aerobic; Biodegradation, Environmental; Chlorpyrifos; Pyridones; Soil Microbiology; Time Factors | 2009 |
Identification and characterization of chlorpyrifos-methyl and 3,5,6-trichloro-2-pyridinol degrading Burkholderia sp. strain KR100.
Topics: Burkholderia; Chlorpyrifos; Chromatography, Gas; Microscopy, Electron, Scanning; Plasmids; Pyridones | 2009 |
Paraoxonase status and plasma butyrylcholinesterase activity in chlorpyrifos manufacturing workers.
Topics: Adolescent; Adult; Aged; Aryldialkylphosphatase; Butyrylcholinesterase; Chlorpyrifos; Cholinesterase Inhibitors; Female; Humans; Insecticides; Male; Manufactured Materials; Middle Aged; Occupational Exposure; Pyridones; Risk Assessment; Time Factors; Young Adult | 2010 |
A piezoelectric immunosensor for the determination of pesticide residues and metabolites in fruit juices.
Topics: Beverages; Carbaryl; Chlorpyrifos; Electrochemistry; Electrodes; Food Contamination; Fruit; Glycolates; Immunoassay; Pesticide Residues; Pyridones; Reproducibility of Results | 2009 |
Biodegradation of chlorpyrifos and its hydrolysis product 3,5,6-trichloro-2-pyridinol by Bacillus pumilus strain C2A1.
Topics: Bacillus; Biodegradation, Environmental; Chlorpyrifos; Hydrolysis; Insecticides; Pesticides; Pyridones | 2009 |
Comparative chlorpyrifos pharmacokinetics via multiple routes of exposure and vehicles of administration in the adult rat.
Topics: Administration, Oral; Animals; Biotransformation; Body Burden; Carbon Isotopes; Chlorpyrifos; Corn Oil; Dimethyl Sulfoxide; Injections, Intravenous; Injections, Subcutaneous; Insecticides; Male; Models, Biological; Pharmaceutical Vehicles; Polysorbates; Pyridones; Rats; Rats, Sprague-Dawley; Risk Assessment; Sodium Chloride | 2009 |
A biomarker validation study of prenatal chlorpyrifos exposure within an inner-city cohort during pregnancy.
Topics: Biomarkers; Chlorpyrifos; Demography; Environmental Monitoring; Female; Humans; Infant, Newborn; Insecticides; Maternal Exposure; Meconium; Pregnancy; Pyridones; Urban Population | 2009 |
Exposures of preschool children to chlorpyrifos, diazinon, pentachlorophenol, and 2,4-dichlorophenoxyacetic acid over 3 years from 2003 to 2005: A longitudinal model.
Topics: 2,4-Dichlorophenoxyacetic Acid; Child, Preschool; Chlorpyrifos; Diazinon; Eating; Environmental Exposure; Environmental Monitoring; Female; Food Contamination; Gas Chromatography-Mass Spectrometry; Herbicides; Humans; Infant; Inhalation Exposure; Insecticides; Linear Models; Longitudinal Studies; Male; North Carolina; Pentachlorophenol; Pyridones; Skin Absorption | 2010 |
Pharmacokinetics of the chlorpyrifos metabolite 3,5,6-trichloro-2-pyridinol (TCPy) in rat saliva.
Topics: Animals; Chlorpyrifos; Environmental Monitoring; Insecticides; Male; Pyridones; Rats; Rats, Sprague-Dawley; Saliva | 2010 |
The implications of using a physiologically based pharmacokinetic (PBPK) model for pesticide risk assessment.
Topics: Adult; Animals; Biomarkers; Child; Child, Preschool; Chlorpyrifos; Cross-Sectional Studies; Environmental Exposure; Environmental Monitoring; Food Contamination; Humans; Models, Biological; Pesticide Residues; Pesticides; Pyridones; Rats; Risk Assessment | 2010 |
Effect of in vivo nicotine exposure on chlorpyrifos pharmacokinetics and pharmacodynamics in rats.
Topics: Acetylcholinesterase; Animals; Area Under Curve; Chlorpyrifos; Cytochrome P-450 Enzyme System; Insecticides; Male; Nicotine; Pyridones; Rats; Rats, Sprague-Dawley | 2010 |
Quantum dot-based immunochromatographic fluorescent biosensor for biomonitoring trichloropyridinol, a biomarker of exposure to chlorpyrifos.
Topics: Animals; Biosensing Techniques; Chlorpyrifos; Equipment Design; Fluorescence; Immunoassay; Limit of Detection; Male; Pesticides; Pyridones; Quantum Dots; Rats; Rats, Sprague-Dawley | 2010 |
A novel immunochromatographic electrochemical biosensor for highly sensitive and selective detection of trichloropyridinol, a biomarker of exposure to chlorpyrifos.
Topics: Animals; Biomarkers; Biosensing Techniques; Chlorpyrifos; Electrochemical Techniques; Enzymes, Immobilized; Equipment Design; Horseradish Peroxidase; Insecticides; Male; Pyridones; Rats; Rats, Sprague-Dawley | 2011 |
Biomarkers of chlorpyrifos exposure and effect in Egyptian cotton field workers.
Topics: Acetylcholinesterase; Adult; Agriculture; Biomarkers; Butyrylcholinesterase; Chlorpyrifos; Dose-Response Relationship, Drug; Egypt; Gossypium; Humans; Insecticides; Occupational Exposure; Pyridones; Risk Assessment; Young Adult | 2011 |
Pilot biomonitoring of adults and children following use of chlorpyrifos shampoo and flea collars on dogs.
Topics: Adult; Animals; Biomarkers; California; Child; Child, Preschool; Chlorpyrifos; Ctenocephalides; Dog Diseases; Dogs; Environmental Exposure; Female; Humans; Insecticides; Male; Pest Control; Pesticide Residues; Pets; Pilot Projects; Pyridones | 2011 |
Association between urinary 3, 5, 6-trichloro-2-pyridinol, a metabolite of chlorpyrifos and chlorpyrifos-methyl, and serum T4 and TSH in NHANES 1999-2002.
Topics: Adolescent; Adult; Aged; Biomarkers; Chlorpyrifos; Female; Humans; Immunoenzyme Techniques; Insecticides; Male; Middle Aged; Nutrition Surveys; Pyridones; Solid Phase Extraction; Thyrotropin; Thyroxine; United States; Young Adult | 2012 |
Indigenous children living nearby plantations with chlorpyrifos-treated bags have elevated 3,5,6-trichloro-2-pyridinol (TCPy) urinary concentrations.
Topics: Agriculture; Biomarkers; Child; Chlorpyrifos; Costa Rica; Environmental Exposure; Female; Humans; Insecticides; Likelihood Functions; Male; Musa; Pyridones; Regression Analysis | 2012 |
Pharmacokinetics and pharmacodynamics of chlorpyrifos and 3,5,6-trichloro-2-pyridinol in rat saliva after chlorpyrifos administration.
Topics: Animals; Area Under Curve; Biomarkers; Biotransformation; Chlorpyrifos; Cholinesterase Inhibitors; Cholinesterases; Dose-Response Relationship, Drug; Environmental Monitoring; Hydrogen-Ion Concentration; Injections, Intravenous; Male; Metabolic Clearance Rate; Models, Biological; Pesticides; Protein Binding; Pyridones; Rats; Rats, Sprague-Dawley; Risk Assessment; Saliva | 2012 |
Sodium 3,5,6-trichloropyridin-2-ol poisoning: report of four cases.
Topics: Adult; Chemical Industry; Chlorpyrifos; Humans; Male; Middle Aged; Occupational Exposure; Pyridones | 2014 |
PON1 status does not influence cholinesterase activity in Egyptian agricultural workers exposed to chlorpyrifos.
Topics: Acetylcholinesterase; Agricultural Workers' Diseases; Agriculture; Aryldialkylphosphatase; Butyrylcholinesterase; Chlorpyrifos; Cholinesterase Inhibitors; DNA; Egypt; Genotype; Humans; Linear Models; Linkage Disequilibrium; Organophosphate Poisoning; Polymerase Chain Reaction; Polymorphism, Single Nucleotide; Pyridones | 2012 |
Biodegradation of chlorpyrifos and its hydrolysis product 3,5,6-trichloro-2-pyridinol by a new fungal strain Cladosporium cladosporioides Hu-01.
Topics: Chlorpyrifos; Cladosporium; DNA, Ribosomal; Gas Chromatography-Mass Spectrometry; Hydrogen-Ion Concentration; Hydrolysis; Models, Theoretical; Molecular Structure; Pyridones | 2012 |
Degradation kinetics of chlorpyrifos and 3,5,6-trichloro-2-pyridinol (TCP) by fungal communities.
Topics: Biodegradation, Environmental; Biomass; Chlorpyrifos; DNA, Ribosomal Spacer; Fungi; Insecticides; Kinetics; Molecular Sequence Data; Phylogeny; Polymerase Chain Reaction; Pyridones | 2012 |
Biodegradation of chlorpyrifos and 3,5,6-trichloro-2-pyridinol by Cupriavidus sp. DT-1.
Topics: Aryldialkylphosphatase; Base Sequence; Biodegradation, Environmental; Bioreactors; Chlorpyrifos; Chromatography, High Pressure Liquid; Cloning, Molecular; Cupriavidus; DNA Primers; Escherichia coli; Genes, Bacterial; Kinetics; Mass Spectrometry; Molecular Sequence Data; Pyridones; Sequence Analysis, DNA; Soil Pollutants | 2013 |
Chlorpyrifos and its metabolites alter gene expression at non-cytotoxic concentrations in D3 mouse embryonic stem cells under in vitro differentiation: considerations for embryotoxic risk assessment.
Topics: 3T3 Cells; Animals; Antigens, Differentiation; Biotransformation; Cell Differentiation; Cell Line; Cell Survival; Chlorpyrifos; Cholinesterase Inhibitors; Embryonic Stem Cells; Gene Expression Regulation; Insecticides; Mice; Osmolar Concentration; Pluripotent Stem Cells; Pyridones; Risk Assessment; Teratogens; Time Factors | 2013 |
Longitudinal assessment of chlorpyrifos exposure and effect biomarkers in adolescent Egyptian agricultural workers.
Topics: Acetylcholinesterase; Adolescent; Agriculture; Biomarkers; Butyrylcholinesterase; Child; Chlorpyrifos; Egypt; Humans; Insecticides; Longitudinal Studies; Male; Occupational Exposure; Pyridones; Seasons; Young Adult | 2013 |
Health risk characterization of chlorpyrifos using epidemiological dose-response data and probabilistic techniques: a case study with rice farmers in Vietnam.
Topics: Agriculture; Chlorpyrifos; Dose-Response Relationship, Drug; Environmental Exposure; Environmental Monitoring; Environmental Pollutants; Humans; Monte Carlo Method; Occupational Exposure; Pesticides; Probability; Proportional Hazards Models; Pyridones; Reproducibility of Results; Risk Assessment; Vietnam | 2013 |
Efficacy of Ganoderma sp. JAS4 in bioremediation of chlorpyrifos and its hydrolyzing metabolite TCP from agricultural soil.
Topics: Agriculture; Biodegradation, Environmental; Chlorpyrifos; Ganoderma; Insecticides; Pyridones; RNA, Fungal; RNA, Ribosomal, 18S; Soil Microbiology; Soil Pollutants | 2014 |
Role of Gordonia sp JAAS1 in biodegradation of chlorpyrifos and its hydrolysing metabolite 3,5,6-trichloro-2-pyridinol.
Topics: Actinobacteria; Base Sequence; Biodegradation, Environmental; Chlorpyrifos; Molecular Sequence Data; Pesticides; Phylogeny; Pyridones; Soil Microbiology; Soil Pollutants | 2013 |
Effect of phenobarbitone on cytochrome P450 activity and chlorpyrifos and 3,5,6-trichloropyridinol levels in liver and serum in rat.
Topics: Animals; Biotransformation; Chlorpyrifos; Cytochrome P-450 Enzyme System; Excitatory Amino Acid Antagonists; Insecticides; Liver; Male; Microsomes, Liver; Oxidation-Reduction; Phenobarbital; Pyridones; Rats; Rats, Wistar | 2005 |
Direct analysis of trichloropyridinol in human saliva using an Au nanoparticles-based immunochromatographic test strip for biomonitoring of exposure to chlorpyrifos.
Topics: Antigens; Chlorpyrifos; Chromatography, Affinity; Environmental Monitoring; Environmental Pollutants; Gold; Humans; Immunoconjugates; Insecticides; Metal Nanoparticles; Pyridones; Saliva; Serum Albumin, Bovine | 2013 |
Dietary predictors of young children's exposure to current-use pesticides using urinary biomonitoring.
Topics: 2,4-Dichlorophenoxyacetic Acid; Benzoates; Beverages; Biomarkers; Child, Preschool; Chlorpyrifos; Cohort Studies; Environmental Exposure; Feeding Behavior; Female; Fruit; Humans; Male; Malus; North Carolina; Ohio; Pesticides; Poultry Products; Pyridones; Socioeconomic Factors | 2013 |
Urinary 3,5,6-trichloro-2-pyridinol (TCPY) in pregnant women from Mexico City: distribution, temporal variability, and relationship with child attention and hyperactivity.
Topics: Adult; Agriculture; Attention; Attention Deficit Disorder with Hyperactivity; Child; Child Behavior; Child Development; Chlorpyrifos; Female; Humans; Male; Maternal Exposure; Mexico; Occupational Exposure; Pesticides; Pregnancy; Pregnancy Trimester, Third; Prenatal Exposure Delayed Effects; Prospective Studies; Pyridones; Sex Factors; Young Adult | 2014 |
A human life-stage physiologically based pharmacokinetic and pharmacodynamic model for chlorpyrifos: development and validation.
Topics: Adult; Age Factors; Carboxylesterase; Child, Preschool; Chlorpyrifos; Cholinesterase Inhibitors; Environmental Exposure; Female; Humans; Infant; Male; Models, Biological; Pyridones | 2014 |
Assessment of chlorpyrifos exposure and absorbed daily doses among infants living in an agricultural area of the Province of Jiangsu, China.
Topics: Agriculture; Body Burden; Child, Preschool; China; Chlorpyrifos; Chromatography, High Pressure Liquid; Environmental Exposure; Environmental Monitoring; Environmental Pollutants; Female; Humans; Insecticides; Male; Pyridones; Residence Characteristics; Risk Assessment; Sex Factors; Socioeconomic Factors | 2014 |
[Determination of chlorpyrifos' main metabolite 3,5,6-trichloro-2-pyridinol in human urine by ultra performance liquid chromatography coupled with tandem mass spectrometry].
Topics: Calibration; Chlorpyrifos; Chromatography, High Pressure Liquid; Humans; Liquid-Liquid Extraction; Pyridones; Tandem Mass Spectrometry | 2013 |
Urinary pyrethroid and chlorpyrifos metabolite concentrations in Northern California families and their relationship to indoor residential insecticide levels, part of the Study of Use of Products and Exposure Related Behavior (SUPERB).
Topics: Adult; Benzoates; California; Child; Child, Preschool; Chlorpyrifos; Creatinine; Environmental Monitoring; Female; Floors and Floorcoverings; Housing; Humans; Insecticides; Male; Middle Aged; Nutrition Surveys; Permethrin; Pyrethrins; Pyridones; United States; Young Adult | 2014 |
Biodegradation of chlorpyrifos by Pseudomonas sp. in a continuous packed bed bioreactor.
Topics: Batch Cell Culture Techniques; Biodegradation, Environmental; Bioreactors; Chlorpyrifos; Kinetics; Pseudomonas; Pyridones; Solutions | 2014 |
Longitudinal assessment of chlorpyrifos exposure and self-reported neurological symptoms in adolescent pesticide applicators.
Topics: Adolescent; Adult; Agriculture; Biomarkers; Butyrylcholinesterase; Child; Chlorpyrifos; Developing Countries; Egypt; Humans; Longitudinal Studies; Male; Nervous System Diseases; Occupational Diseases; Occupational Exposure; Pesticides; Pyridones; Self Report; Work; Young Adult | 2014 |
Simultaneous determination of chlorpyrifos and 3,5,6-trichloro-2-pyridinol in duck muscle by modified QuEChERS coupled to gas chromatography tandem mass spectrometry (GC-MS/MS).
Topics: Animals; Chemical Fractionation; Chlorpyrifos; Ducks; Food Contamination; Gas Chromatography-Mass Spectrometry; Meat; Muscle, Skeletal; Pesticides; Pyridones; Tandem Mass Spectrometry | 2014 |
The gas-phase degradation of chlorpyrifos and chlorpyrifos-oxon towards OH radical under atmospheric conditions.
Topics: Air Pollutants; Atmosphere; Chlorpyrifos; Gases; Hydroxyl Radical; Insecticides; Oxidation-Reduction; Photolysis; Pyridones | 2014 |
Cloning and expression of ophB gene encoding organophosphorus hydrolase from endophytic Pseudomonas sp. BF1-3 degrades organophosphorus pesticide chlorpyrifos.
Topics: Amino Acid Sequence; Aryldialkylphosphatase; Base Sequence; Biodegradation, Environmental; Chlorpyrifos; Endophytes; Escherichia coli; Insecticides; Molecular Sequence Data; Pseudomonas; Pyridones; Recombinant Proteins; Sequence Analysis, DNA | 2014 |
Isolation and characterization of a highly efficient chlorpyrifos degrading strain of Cupriavidus taiwanensis from sludge.
Topics: Biodegradation, Environmental; Biotransformation; Chlorpyrifos; Cupriavidus; DNA, Ribosomal; Genomic Library; Hydrolases; Hydrolysis; Phylogeny; Pyridones; Sewage | 2015 |
Chlorpyrifos exposure and respiratory health among adolescent agricultural workers.
Topics: Adolescent; Agriculture; Biomarkers; Chlorpyrifos; Egypt; Humans; Insecticides; Male; Occupational Exposure; Pilot Projects; Pyridones; Respiratory Sounds; Spirometry | 2014 |
Changes of field incurred chlorpyrifos and its toxic metabolite residues in rice during food processing from-RAC-to-consumption.
Topics: Chlorpyrifos; Crops, Agricultural; Edible Grain; Food Contamination; Food Handling; Hot Temperature; Oryza; Pesticide Residues; Pyridones; Sunlight | 2015 |
Degradation of chlorpyrifos in tropical rice soils.
Topics: Agriculture; Chlorpyrifos; Half-Life; Hydrolysis; India; Insecticides; Phosphates; Pyridones; Soil; Soil Pollutants; Tropical Climate | 2015 |
Use of Bacillus thuringiensis supernatant from a fermentation process to improve bioremediation of chlorpyrifos in contaminated soils.
Topics: Bacillus thuringiensis; Biodegradation, Environmental; Chlorpyrifos; Chromatography, High Pressure Liquid; Fermentation; Humans; Insecticides; Pyridones; Soil Microbiology; Soil Pollutants | 2015 |
Influence of different formulations on chlorpyrifos behavior and risk assessment in bamboo forest of China.
Topics: China; Chlorpyrifos; Chromatography, High Pressure Liquid; Forests; Half-Life; Limit of Detection; Plant Shoots; Pyridones; Risk Assessment; Sasa; Soil; Soil Pollutants; Tandem Mass Spectrometry | 2015 |
Photochemical fate and photocatalysis of 3,5,6-trichloro-2-pyridinol, degradation product of chlorpyrifos.
Topics: Catalysis; Chlorpyrifos; Chromatography, High Pressure Liquid; Kinetics; Photolysis; Pyridones; Tandem Mass Spectrometry; Titanium; Ultraviolet Rays; Water Pollutants, Chemical | 2016 |
Hepatotoxicity and nephrotoxicity induced by the chlorpyrifos and chlorpyrifos-methyl metabolite, 3,5,6-trichloro-2-pyridinol, in orally exposed mice.
Topics: Animals; Chlorpyrifos; Insecticides; Kidney; Liver; Male; Mice; Pyridones | 2016 |
Biodegradation of chlorpyrifos and its hydrolysis product 3,5,6-trichloro-2-pyridinol using a novel bacterium Ochrobactrum sp. JAS2: A proposal of its metabolic pathway.
Topics: Biodegradation, Environmental; Chlorpyrifos; Hydrolysis; Insecticides; Microscopy, Electron, Scanning; Ochrobactrum; Phylogeny; Pyridones; RNA, Bacterial; RNA, Ribosomal, 16S | 2016 |
Chlorpyrifos exposure in farmers and urban adults: Metabolic characteristic, exposure estimation, and potential effect of oxidative damage.
Topics: Adult; Aged; Biomarkers; China; Chlorpyrifos; Cities; Environmental Exposure; Environmental Pollutants; Farmers; Female; Humans; Insecticides; Male; Middle Aged; Occupational Exposure; Oxidative Stress; Pyridones; Sex Factors; Young Adult | 2016 |
Pesticide exposure and neurodevelopment in children aged 6-9 years from Talamanca, Costa Rica.
Topics: Benzoates; Central Nervous System; Child; Child Behavior; Chlorpyrifos; Costa Rica; Cross-Sectional Studies; Female; Humans; Male; Maneb; Pesticides; Pyridones; Zineb | 2016 |
Dissipation, half-lives, and mass spectrometric identification of chlorpyrifos and its two metabolites on field-grown collard and kale.
Topics: Brassica; Chlorpyrifos; Chromatography, Gas; Half-Life; Hydrolysis; Kentucky; Mass Spectrometry; Pesticide Residues; Plant Leaves; Pyridones | 2017 |
Predicting Transport of 3,5,6-Trichloro-2-Pyridinol Into Saliva Using a Combination Experimental and Computational Approach.
Topics: Acinar Cells; Animals; Biological Transport; Cells, Cultured; Chlorpyrifos; Computational Biology; Insecticides; Male; Models, Biological; Predictive Value of Tests; Pyridones; Rats, Sprague-Dawley; Saliva | 2017 |
Solvent-dependent binding interactions of the organophosphate pesticide, chlorpyrifos (CPF), and its metabolite, 3,5,6-trichloro-2-pyridinol (TCPy), with Bovine Serum Albumin (BSA): A comparative fluorescence quenching analysis.
Topics: Animals; Cattle; Chlorpyrifos; Circular Dichroism; Organophosphorus Compounds; Pyridones; Serum Albumin, Bovine; Solvents; Spectrometry, Fluorescence | 2017 |
Determination of chlorpyrifos and its metabolites in cells and culture media by liquid chromatography-electrospray ionization tandem mass spectrometry.
Topics: Cell Line; Chlorpyrifos; Chromatography, Liquid; Culture Media; Humans; Linear Models; Liquid-Liquid Extraction; Pluripotent Stem Cells; Pyridones; Reproducibility of Results; Sensitivity and Specificity; Spectrometry, Mass, Electrospray Ionization; Tandem Mass Spectrometry | 2017 |
The impact of repeated organophosphorus pesticide exposure on biomarkers and neurobehavioral outcomes among adolescent pesticide applicators.
Topics: Adolescent; Biomarkers; Child; Chlorpyrifos; Cholinesterases; Egypt; Humans; Insecticides; Longitudinal Studies; Neuropsychological Tests; Occupational Exposure; Pyridones; Young Adult | 2017 |
Simultaneous biodegradation of bifenthrin and chlorpyrifos by Pseudomonas sp. CB2.
Topics: Biodegradation, Environmental; Chlorpyrifos; DNA, Ribosomal; Insecticides; Pseudomonas; Pyrethrins; Pyridones; Sewage | 2018 |
Biomonitoring of chlorpyrifos exposure and health risk assessment among applicators on rice farms in Ghana.
Topics: Chlorpyrifos; Crop Production; Dose-Response Relationship, Drug; Environmental Monitoring; Farms; Ghana; Humans; Insecticides; Male; Occupational Exposure; Oryza; Pyridones; Risk Assessment | 2018 |
Biodegradation of chlorpyrifos and 3,5,6-trichloro-2-pyridinol by the epiphytic yeasts Rhodotorula glutinis and Rhodotorula rubra.
Topics: Biodegradation, Environmental; Chlorpyrifos; Insecticides; Pyridones; Rhodotorula | 2018 |
Comparative evaluation of chlorpyrifos exposure estimates from whole-body dermal dosimetry and urinary trichloro-2-pyridinol (TCP) methods.
Topics: Chlorpyrifos; Dose-Response Relationship, Drug; Humans; Insecticides; Occupational Exposure; Pyridones; Skin | 2019 |
Occupational pesticide exposure and symptoms of attention deficit hyperactivity disorder in adolescent pesticide applicators in Egypt.
Topics: Acetylcholinesterase; Adolescent; Agricultural Workers' Diseases; Attention Deficit Disorder with Hyperactivity; Biomarkers; Child; Chlorpyrifos; Cholinesterase Inhibitors; Egypt; Female; Humans; Insecticides; Longitudinal Studies; Male; Neuropsychological Tests; Occupational Exposure; Pyridones; Young Adult | 2019 |
Associations of prenatal and childhood chlorpyrifos exposure with Neurodevelopment of 3-year-old children.
Topics: Adult; Child; Child Behavior; Child, Preschool; China; Chlorpyrifos; Environmental Exposure; Female; Humans; Insecticides; Longitudinal Studies; Male; Nervous System; Pregnancy; Prenatal Exposure Delayed Effects; Prospective Studies; Pyridones; Sex Factors; Surveys and Questionnaires | 2019 |
Biochar amendment effectively reduces the transport of 3,5,6-trichloro-2-pyridinol (a main degradation product of chlorpyrifos) in purple soil: Experimental and modeling.
Topics: Adsorption; Charcoal; Chlorpyrifos; Models, Chemical; Pyridones; Soil; Soil Pollutants | 2020 |
Magnitude of behavioral deficits varies with job-related chlorpyrifos exposure levels among Egyptian pesticide workers.
Topics: Acetylcholinesterase; Attention; Butyrylcholinesterase; Chlorpyrifos; Egypt; Executive Function; Humans; Male; Neuropsychological Tests; Occupational Exposure; Pesticides; Pyridones | 2020 |
Obesogenic effects of chlorpyrifos and its metabolites during the differentiation of 3T3-L1 preadipocytes.
Topics: 3T3-L1 Cells; Adipocytes; Adipogenesis; Animals; Cell Differentiation; Cell Survival; Chlorpyrifos; Endocrine Disruptors; Insecticides; Lipid Droplets; Mice; Obesity; Pyridones | 2020 |
Acute toxicity of chlorpyrifos and its metabolite 3,5,6-trichloro-2-pyridinol alone and in combination using a battery of bioassays.
Topics: Aliivibrio fischeri; Animals; Biological Assay; Chlorpyrifos; Daphnia; Ecosystem; Pyridones; Water Pollutants, Chemical | 2020 |
Biodegradation of CP/TCP by a constructed microbial consortium after comparative bacterial community analysis of long-term CP domesticated activated sludge.
Topics: Bacteria; Biodegradation, Environmental; Chlorpyrifos; Insecticides; Microbial Consortia; Pyridones; Sewage | 2020 |
Cytotoxic and estrogenic activity of chlorpyrifos and its metabolite 3,5,6-trichloro-2-pyridinol. Study of marine yeasts as potential toxicity indicators.
Topics: Animals; Aquatic Organisms; Chlorpyrifos; HEK293 Cells; Humans; Insecticides; Pyridones; Toxicity Tests; Yeasts | 2021 |
3,5,6-trichloro-2-pyridinol intensifies the effect of chlorpyrifos on the paracrine function of Sertoli cells by preventing binding of testosterone and the androgen receptor.
Topics: Androgen Receptor Antagonists; Animals; Cell Survival; Chlorpyrifos; Dose-Response Relationship, Drug; Drug Synergism; Herbicides; Humans; Insecticides; Male; Paracrine Communication; Protein Binding; Pyridones; Rats; Rats, Sprague-Dawley; Rats, Wistar; Receptors, Androgen; Sertoli Cells | 2021 |
Health risk assessment of exposure to chlorpyrifos in pregnant women using deterministic and probabilistic approaches.
Topics: Adult; Biomarkers; Chlorpyrifos; Cross-Sectional Studies; Female; Humans; Insecticides; Iran; Maternal Age; Maternal Exposure; Monte Carlo Method; Plant Lectins; Pregnancy; Pyridones; Risk Assessment | 2022 |
The Role of CYP2B6*6 Gene Polymorphisms in 3,5,6-Trichloro-2-pyridinol Levels as a Biomarker of Chlorpyrifos Toxicity Among Indonesian Farmers.
Topics: Biomarkers; Chlorpyrifos; Cross-Sectional Studies; Cytochrome P-450 CYP2B6; Farmers; Humans; Indonesia; Insecticides; Polymorphism, Genetic; Pyridones | 2022 |
Toxicity evaluation of chlorpyrifos and its main metabolite 3,5,6-trichloro-2-pyridinol (TCP) to Eisenia fetida in different soils.
Topics: Animals; Biomarkers; Catalase; Chlorpyrifos; Ecosystem; Malondialdehyde; Oligochaeta; Oxidative Stress; Pyridones; Soil; Soil Pollutants; Superoxide Dismutase | 2022 |
Developmental toxicity of chlorpyrifos-methyl and its primary metabolite, 3,5,6-trichloro-2-pyridinol to early life stages of zebrafish (Danio rerio).
Topics: Animals; Chlorpyrifos; Edema; Embryo, Nonmammalian; Water Pollutants, Chemical; Zebrafish | 2023 |