Coffee mitigates cyclophosphamide-induced genotoxic damage in Drosophila melanogaster germ cells.

abstract：:In view of the ability of several phosphoesterases to hydrolyze organophosphates to toxic phenols, the bioactivation of bis[p-nitrophenyl]phosphate (BNPP) by the earthworm Lumbricus terrestris was investigated. In a contact toxicity test, BNPP was was less toxic than the metabolite p-nitrophenol (PNP), but more toxic ...

journal_title：Drug and chemical toxicology

authors： Park SC,Smith TJ,Bisesi MS

更新日期：1993-01-01 00:00:00

abstract：:This study was designed to test the pulmonary tumor response to intratracheally instilled silica in Strain A mice. Urethane was used as a positive control. Silica treatment was utilized to evaluate the effect of a potent fibrinogen on pulmonary adenoma formation in this unique animal model. Urethane produced an increa...

journal_title：Drug and chemical toxicology

authors： McNeill DA,Chrisp CE,Fisher GL

更新日期：1990-01-01 00:00:00

abstract：:The immunomodulatory effects of two plant regulators, cycloheximide and maleic hydrazide, were investigated by injecting the compounds twice weekly for 4 weeks in female Swiss Webster white mice. The animals were antigenically challenged with sheep red blood cells on day 24 of the study. Although humoral immunity was ...

journal_title：Drug and chemical toxicology

authors： Olson LJ,Hinsdill RD,Weltman DJ

更新日期：1983-01-01 00:00:00

abstract：:In this study, the hepatoprotective activity of methanol bark extract of Alangium salviifolium (BEA) was evaluated for biochemical and histological parameters in swiss albino mice with CCl4-induced hepatotoxicity. The hepatomodulatory effect of two doses of BEA (20 and 50 mg/kg bw for 15 days by oral gavage) was asses...

journal_title：Drug and chemical toxicology

authors： Dhruve P,Nauman M,Kale RK,Singh RP

更新日期：2020-03-06 00:00:00

abstract：:The effects of feeding two compounds, dehydroepiandrosterone (DHEA), an adrenal steroid, and clofibrate (CLOF) to rats (which are both hypolipidemic, hepatomegaly inducing and hepatic peroxisome proliferating agents) on the binding of 7,12-dimethylbenz(a)anthracene (DMBA) to hepatic DNA in vivo is compared. Male Sprag...

journal_title：Drug and chemical toxicology

authors： Prasanna HR,Hart RW,Magee PN

更新日期：1989-09-01 00:00:00

abstract：:The nicotine metabolism of CYP2A6 (CYP2A6*1A,*1B, and *1C), and the cholecystokinin (CCK; which modulates the release of dopamine) and CCK-A receptor gene and personality traits for NEO-FFI, was investigated for the mechanism for elucidation of the smoking behavior in Japanese populations. The frequency of the CYP2A6*...

journal_title：Drug and chemical toxicology

authors： Iwahashi K,Aoki J

更新日期：2009-01-01 00:00:00

abstract：:Rotenone, an environmental toxin, triggers Parkinson's disease (PD)-like pathology through microglia-mediated neuronal death. The effects and molecular mechanisms of flavonoid luteolin against rotenone-induced toxicity was assessed in microglial BV2 cells. Cells were pretreated with luteolin (1-50 µM) for 12 h and the...

journal_title：Drug and chemical toxicology

authors： Elmazoglu Z,Yar Saglam AS,Sonmez C,Karasu C

更新日期：2020-01-01 00:00:00

abstract：:Effects of diazinon, at different concentrations and exposure times, were investigated in freshwater fish, Cyprinus carpio, to elucidate the possible mode of action on lipid peroxidation together with the inhibitory effect of diazinon on acetylcholinesterase activity and changes in tissue protein levels. Cholinesteras...

journal_title：Drug and chemical toxicology

authors： Ozcan Oruç E,Uner N,Sevgiler Y,Usta D,Durmaz H

更新日期：2006-01-01 00:00:00

abstract：CONTEXT:Celtis glabrata is used in Turkey for the treatment of various health disorders. OBJECTIVE:The acetone, chloroform, ethanol, and methanol extracts of C. glabrata leaf, fruit, and seed were investigated to evaluate their antimutagenic activities. MATERIAL AND METHODS:The antimutagenicity of these extracts was ...

journal_title：Drug and chemical toxicology

authors： Akin D,Durak Y,Uysal A,Gunes E,Aladag MO

更新日期：2016-01-01 00:00:00

abstract：:The purposes of this study was to determine the toxicological effect of repeated intravenous administration of Activin A/BMP-2 chimera (AB204) in beagle dogs for a long period of four weeks and evaluate two-week recovery. AB204 was administered at doses of 0.08, 0.16, or 0.32 mg/kg/day to three male and three female b...

journal_title：Drug and chemical toxicology

authors： Han SH,Zheng GB,Lee JH

更新日期：2019-03-18 00:00:00

abstract：:The developmental toxicities of five test compounds including carbon tetrachloride, urethane, phenacetin, parathion, and chloroform, were evaluated using Frog Embryo Teratogenesis Assay--Xenopus (FETAX), with minor modification. Post-isolation mixtures of differently-induced rat liver microsomes (phenobarbital- (PB), ...

journal_title：Drug and chemical toxicology

authors： Fort DJ,Rogers RL,Paul RR,Stover EL,Finch RA

更新日期：2001-05-01 00:00:00

abstract：:In adult female Wistar rats, pretreated by gavage with two doses - 16 or 256 mumol/kg - of cyanamide, TMTD (tetramethylthiuram disulfide), TMTM (tetramethylthiuram monosulfide), Ziram or Zineb at 90 min or 18 h before administration of 2 g of ethanol/kg i.p., the blood acetaldehyde levels were significantly increased ...

journal_title：Drug and chemical toxicology

authors： García de Torres G,Römer KG,Torres Alanis O,Freundt KJ

更新日期：1983-01-01 00:00:00

abstract：:The effects of various levels of dietary iron on hepatic lipid peroxidation (malondialdehyde [MDA] content), reduced glutathione (GSH) and GSH peroxidase (GSH-PX) activity as well as liver and body weights of female rats following TCDD administration were examined. Rats were fed diets containing deficient (6 ppm), nor...

journal_title：Drug and chemical toxicology

authors： al-Turk WA,Shara MA,Mohammadpour H,Stohs SJ

更新日期：1988-01-01 00:00:00

abstract：:In 1994, the United States Environmental Protection Agency (USEPA) developed a screening methodology for conducting indirect exposure risk assessments for combustion facilities. The United States Army Center for Health Promotion and Preventive Medicine currently utilizes this methodology in conjunction with other USEP...

journal_title：Drug and chemical toxicology

authors： Walter MA

更新日期：1999-02-01 00:00:00

abstract：:The intoxication of insecticides such as bifenthrin and diazinon has been reported to generate free radicals, and thereby alter the antioxidant defense system in erythrocytes. The present study is aimed to investigate the protective effects of acetone (DA) and methanolic (DM) extracts of lichen Dirinaria consimilis ag...

journal_title：Drug and chemical toxicology

authors： Tatipamula VB,Kukavica B

更新日期：2020-05-12 00:00:00

abstract：:The responses of atria isolated from four groups of rats: (a) control (air/H2O) and test animals treated with (b) 5 PPM nitrogen dioxide NO2 for 72 hours, (NO2/H2O), (c) 10% ethanol (ET) in water for 13 days, (air/ET), or (d) combination of NO2 and ET (NO2/ET). Isolated atria were tested with norepinephrine and dose r...

journal_title：Drug and chemical toxicology

authors： Early J,McGrath J,Messiha FS,Hughes MJ

更新日期：1983-01-01 00:00:00

abstract：:In the subchronic study acrylic acid was incorporated in the drinking water of Fischer 344 rats (15 per group) for three months at dosage levels of 0.75, 0.25, 0.083 or 0 g/kg/day. No deaths occurred during the study but several treatment-related effects were observed. At 0.75 g/kg/day dosage level, body weight gain w...

journal_title：Drug and chemical toxicology

authors： DePass LR,Woodside MD,Garman RH,Weil CS

更新日期：1983-01-01 00:00:00

abstract：:Albino mice (8-10 wks) weighing between 14 and 25 g were divided into 2 groups and dosed orally once per week with 2 doses (7 mg/kg and 21 mg/kg) of the gut-stimulating principle in Croton penduliflorus seeds (CP crystals) for 12 weeks. Some mice (3-4) from each group were killed at 10 days intervals for the first 6 w...

journal_title：Drug and chemical toxicology

authors： Asuzu IU,Shetty SN,Anika SM

更新日期：1989-03-01 00:00:00

abstract：:The purpose of this research was to evaluate the efficacy of carsil (CAR) either alone or in combination with α-tocopherol (α-TOCO) and/or turmeric (TUMR) against tetrachloromethane (TCM)-induced cardiomyocyte injury in rats. Administration of CAR either alone or in combination with α-TOCO and/or TUMR post-TCM injecti...

journal_title：Drug and chemical toxicology

authors： Alshanwani AR,Faddah LM,Hagar H,Alhusaini AM,Shaheen S,Mohammad RA,Alharbi FMB,AlHarthii A,Badr AM

更新日期：2020-10-15 00:00:00

abstract：OBJECTIVE:The present study was undertaken to explore the effects of monensin, a potent Golgi disturbing agent on male fertility. METHODS:Male Wistar rats were administered monensin at the dose levels of 2.5, 5, and 10 mg/kg b wt. Animals were sacrificed after 67 days of the treatment. The activities of lactate dehydr...

journal_title：Drug and chemical toxicology

authors： Singh M,Kalla NR,Sanyal SN

更新日期：2014-10-01 00:00:00

abstract：:Adult male Sprague Dawley rats were gavaged with 2,4-dinitrotoluene (2,4-DNT) dissolved in corn oil at 0, 60, 180, or 240 mg/kg/day for five days. A single oral dose (0.5 mg/kg) of triethylenemelamine was used as a positive control. Induction of dominant lethal events was scored on the basis of early fetal deaths. At ...

journal_title：Drug and chemical toxicology

authors： Lane RW,Simon GS,Dougherty RW,Egle JL Jr,Borzelleca JF

更新日期：1985-01-01 00:00:00

abstract：:Several studies documented the ameliorative effects of curcumin which plays a pivotal role in radical scavenging activities. It also participates in various cellular pathways and interacts with multiple targets. In the present study, we investigated the ameliorative effect of curcumin upon chromosomal genotoxicity ind...

journal_title：Drug and chemical toxicology

authors： Shah AJ,Prasanth Kumar S,Rao MV,Pandya HA

更新日期：2018-07-01 00:00:00

abstract：:The present study was aimed to report the toxicity of the chlorpyrifos, an organophosphorus insecticide, with regard to histological and cytological effects through light and transmission electron microscopes in the gills of freshwater fish, Anabas testudineus. The fish were exposed to 0.125 (5% of 96 h LC50), 0.250 (...

journal_title：Drug and chemical toxicology

authors： Velmurugan B,Cengiz EI,Yolcu M,Uğurlu P,Selvanayagam M

更新日期：2020-07-01 00:00:00

abstract：:Experiments were carried out to ascertain whether or not saffron (dried stigmas of Crocus sativus L.), a commonly used agent for flavoring and coloring food can exert modulatory effects on the in vivo genotoxicity of cisplatin (CIS), cyclophosphamide (CPH), mitomycin C (MMC) and urethane (URE). For this purpose, Swiss...

journal_title：Drug and chemical toxicology

authors： Premkumar K,Abraham SK,Santhiya ST,Gopinath PM,Ramesh A

更新日期：2001-11-01 00:00:00

abstract：:The Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) and the National Oil and Hazardous Substances Pollution Contingency Plan (NCP) mandate protection of public health, welfare, and the environment at Superfund hazardous waste sites. The NCP requires lead response agenciesto integrate bas...

journal_title：Drug and chemical toxicology

authors： Fritz AT,Buchman MF

更新日期：1997-11-01 00:00:00

abstract：:The present study enumerates the attenuating effects of curcumin and α-tocopherol against propoxur induced oxidative DNA damage in human peripheral blood mononuclear cells (PBMC). Cultured cells were isolated from peripheral blood of healthy volunteers, and were exposed to varying concentrations of propoxur (0-21 μg/m...

journal_title：Drug and chemical toxicology

authors： Ahmed T,Goel V,Banerjee BD

更新日期：2018-04-01 00:00:00

abstract：:Cyclododecatriene (CDDT, CAS No. 4904-61-4) was administered daily by oral gavage to groups of Crl:CD (SD)IGS BR rats at dose levels of 0 (control), 30, 100, or 300 mg/kg/day. Female rats were dosed for four weeks premating, through mating, gestation, and lactation (a total of 55 to 63 days of treatment). Male rats we...

journal_title：Drug and chemical toxicology

authors： Malley LA,Everds NE,Makovec GT,Kennedy GL Jr

更新日期：2002-05-01 00:00:00

abstract：:Various chemical groups were evaluated for their skin sensitization potential in the guinea pig. In general, amines, acetanilides, pyridines, piperidines, and sulfones were positive in the guinea pig test. Since these tests were done over a period of years, any further structural-related correlations or predictions sh...

journal_title：Drug and chemical toxicology

authors： Rao KS,Betso JE,Olson KJ

更新日期：1981-01-01 00:00:00

abstract：:The objective of this study was to evaluate the residues of 42 pesticides subject to public concern in Tieguanyin tea produced in Fujian, China. The presence of 42 pesticide residues in 90 Tieguanyin tea samples were determined. A total of 17 pesticides were detected. At least one pesticide residue was detected in 65 ...

journal_title：Drug and chemical toxicology

authors： Yao Q,Yan SA,Li J,Huang M,Lin Q

更新日期：2020-08-04 00:00:00

abstract：:This paper discusses the merits and disadvantages of a specific proposal for a numerical calculation of the reference dose (RfD) with explicit recognition of both uncertainty and variability. It is suggested that the RfD be the lower (more restrictive) value of: The daily dose rate that is expected (with 95% confidenc...

journal_title：Drug and chemical toxicology

authors： Hattis D,Baird S,Goble R

更新日期：2002-11-01 00:00:00