Thyme (Thymus vulgaris) leaf extract modulates purinergic and cholinergic enzyme activities in the brain homogenate of 5-fluorouracil administered rats.

abstract：:Studies have demonstrated that benzodiazepine compounds are effective at antagonizing seizure activity produced by the organophosphate (OP) cholinesterase inhibitor soman. In this present study we have investigated the pharmacokinetics of midazolam and its associated effects on electroencephalographic (EEG) activity f...

journal_title：Drug and chemical toxicology

authors： Capacio BR,Byers CE,Merk KA,Smith JR,McDonough JH

更新日期：2004-05-01 00:00:00

abstract：:Organoselenium compounds can cause anemia in mice, possibly as a consequence of impairment of the heme biosynthesis pathway. Such compounds can inhibit the sulfhydryl-containing enzyme delta-aminolevulinate dehydratase (delta-ALA-D), which is involved in the heme biosynthetic pathway, leading to a decrease in the synt...

journal_title：Drug and chemical toxicology

authors： Folmer V,Farina M,Maciel EN,Nogueira CW,Zeni G,Emanuelli T,Rocha JB

更新日期：2004-11-01 00:00:00

abstract：:Phospholipidosis is the excessive accumulation of intracellular phospholipids in cell lysosomes. Drugs that induce this disease often share common physiochemical properties and are collectively classified as cationic amphiphilic drugs (CADs). Although the cause of phospholipidosis and morphologic appearance of affecte...

journal_title：Drug and chemical toxicology

authors： Piccotti JR,LaGattuta MS,Knight SA,Gonzales AJ,Bleavins MR

更新日期：2005-01-01 00:00:00

abstract：:The tricyclic antidepressant imipramine was instilled directly onto the lung surface of experimental rats in specific low doses (0.025 - 0.60 mg/kg body weight) and the animals were sacrificed at time intervals from 2 - 21 days after a single instillation. Such treatment caused changes almost exclusively confined to t...

journal_title：Drug and chemical toxicology

authors： Lewis RW,Harwood JL,Richards RJ

更新日期：1983-01-01 00:00:00

abstract：:Aluminum (Al)-induced toxicity in fruit fly (Drosophila melanogaster) is one of the established models for studying neurotoxicity and neurodegenerative diseases. Alkaloid phytochemicals have been reported to exhibit neuroprotective effects. Therefore, the aim of this study is to determine the effect of alkaloid extrac...

journal_title：Drug and chemical toxicology

authors： Adedayo BC,Ogunsuyi OB,Akinniyi ST,Oboh G

更新日期：2020-01-03 00:00:00

abstract：:The cytotoxic effect of caffeine on heart cells was evaluated in primary cultures of rat heart muscle (M) and endothelioid (E) cells. The cultures were exposed to 5, 10, or 20 mM caffeine for 6, 12, or 24 hours. As an index of cytotoxicity produced by the treatments, in situ changes in mitochondrial membrane fragility...

journal_title：Drug and chemical toxicology

authors： Acosta D,Anuforo D

更新日期：1977-01-01 00:00:00

abstract：:Evidence suggests that the effect of heavy metals on neuroimmune cells lead to neurogenic inflammatory responses. In this study, immune cells [mast cells (MCs) and microglia] and pro-neuroinflammation cytokines (interleukin-1b and tumor necrosis factor-α) were assessed in the prefrontal lobe of rat brains exposed to t...

journal_title：Drug and chemical toxicology

authors： Afsordeh K,Sadeghi Y,Amini A,Namvarpour Z,Abdollahifar MA,Abbaszadeh HA,Aliaghaei A

更新日期：2019-03-01 00:00:00

abstract：CONTEXT:Caffeine is the most widely consumed nervous stimulant that induces oxidative-mediated apoptosis and cell cycle arrest in neural cells. Due to low toxicity, high accumulation in neural cells, reduction of the free fatty acids and antioxidant property, l-carnitine (LC) is an interesting compound to be used in vi...

journal_title：Drug and chemical toxicology

authors： Bavari M,Tabandeh MR,Najafzadeh Varzi H,Bahramzadeh S

更新日期：2016-01-01 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：:An automatic system was developed to monitor continuously the colonic temperature of laboratory animals during inhalation exposure to toxic chemicals. It includes: an automatic switchbox, a control circuit, a recorder and a digital voltmeter. The system was calibrated for different temperature ranges and used for a ye...

journal_title：Drug and chemical toxicology

authors： Laham S,Schrader K,Symonds G,Curtin W

更新日期：1978-01-01 00:00:00

abstract：BACKGROUND:Parkinsonism describes Parkinson's disease and other associated degenerative changes in the brain resulting in movement disorders. The motor cortex, extrapyramidal tracts and nigrostriatal tract are brain regions forming part of the motor neural system and are primary targets for drug or chemotoxins induced ...

journal_title：Drug and chemical toxicology

authors： Ogundele OM,Nanakumo ET,Ishola AO,Obende OM,Enye LA,Balogun WG,Cobham AE,Abdulbasit A

更新日期：2015-10-01 00:00:00

abstract：:Genotoxicity of nimesulide (NM) was evaluated by employing bone marrow (BM) chromosomal aberration (CA) and micronucleus assays in Swiss albino mice. For BM CA assay, mice of either sex were treated orally with 1.5, 2.5 and 5 mg body weight solution of NM in 0.2 mL of 0.05% CMC (carboxy methyl cellulose) daily for 4, ...

journal_title：Drug and chemical toxicology

authors： Tripathi R,Tripathi P,Pancholi SS,Patel CN

更新日期：2014-07-01 00:00:00

abstract：:Nephrotoxicity is a major limitation of adriamycin (ADR) chemotherapy. We hypothesized that administration of standardized aqueous bark extract of Gmelina arborea Roxb. (GA) (Family; Verbenaceae), a traditional therapeutic agent, may reduce the nephrotoxicity caused by ADR in Wistar rats. The dose-dependent nephroprot...

journal_title：Drug and chemical toxicology

authors： Amarasiri SS,Attanayake AP,Arawwawala LDAM,Jayatilaka KAPW,Mudduwa LKB

更新日期：2020-08-30 00:00:00

abstract：:The availability of tissue glutathione (GSH) appears to depend upon a balance between tissue concentrations, the rate of reactive metabolite formation and the re-synthesis of GSH. To test this hypothesis, diethyl maleate (DEM, 5.8 mmol/kg bw) was administered intraperitoneally to male and female mice, hamsters, rats a...

journal_title：Drug and chemical toxicology

authors： Ecobichon DJ

更新日期：1984-01-01 00:00:00

abstract：:Chronic exposure to solar ultraviolet (UV) light induces photoaging in human skin. Our previous results have shown that areca nut procyanidins (ANPs) have antioxidant capacity and possess potential anti-inflammatory effects. Here, we aimed to investigate the effect of ANPs on UVB-induced photoaging. In the present stu...

journal_title：Drug and chemical toxicology

authors： Weng CL,Chen CC,Tsou HH,Liu TY,Wang HT

更新日期：2019-12-02 00:00:00

abstract：:Captan fungicide (N-(trichloromethylthio)-4-cyclohexene-1,2-dicarboximide) metabolism in two human volunteers rapidly yields THPI (tetrahydrophthalimide) and TTCA (thiazolidine-2-thione-4-carboxylic acid). The work was done to evaluate usefulness of TTCA and THPI as biomarkers of occupational exposure and to compare h...

journal_title：Drug and chemical toxicology

authors： Krieger RI,Thongsinthusak T

更新日期：1993-01-01 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：:It is generally thought that residual unpolymerized (meth)acrylic monomers commonly found in pressure sensitive adhesive tapes for medical use may cause dermal irritation, but a systematic study has never been carried out. Therefore, we assessed the potential dermal irritating effect of residual (meth)acrylic monomers...

journal_title：Drug and chemical toxicology

authors： Tokumura F,Matsui T,Suzuki Y,Sado M,Taniguchi M,Kobayashi I,Kamiyama M,Suda S,Nakamura A,Yamazaki Y,Yamori A,Igarashi R,Kawai J,Oka K

更新日期：2010-01-01 00:00:00

abstract：:The Salmonella typhimurium/microsome assay is a widely used bacterial genotoxicity assay to test potential carcinogens. The aim of this work was to evaluate the mutagenic and antimutagenic activities with and without the addition of an extrinsic metabolic activation system of essential oils obtained from an aerial par...

journal_title：Drug and chemical toxicology

authors： Neffati A,Limem I,Kilani S,Bouhlel I,Skandrani I,Bhouri W,Ben Sghaier M,Boubaker J,Ledauphin J,Barillier D,Ghedira LC,Ghedira K

更新日期：2009-01-01 00:00:00

abstract：:The effect of a novel phosphorothionate, the methyl ester of 2-butenoic acid-3-diethoxy phosphinothioyl (RPR-II) was studied on membrane bound target enzymes Acid (AcP) and Alkaline (AkP) Phosphatases in different tissues of male and female albino Wistar rats. Three sub-chronic doses 0.014 (low), 0.028 (medium) and 0....

journal_title：Drug and chemical toxicology

authors： Rahman MF,Siddiqui MK,Jamil K

更新日期：2000-08-01 00:00:00

abstract：:The antigenotoxic activity of glucosamine (GlcN) and N-acetylglucosamine (GlcNAc) in human peripheral lymphocytes exposed to oxidative stress was investigated. Human lymphocytes were treated with different concentrations of these aminosugars (0, 2.5, 5, 10, 20 and 40 mM) and 25 µM H2O2 simultaneously and evaluated by ...

journal_title：Drug and chemical toxicology

authors： Jamialahmadi K,Soltani F,Nabavi Fard M,Behravan J,Mosaffa F

更新日期：2014-10-01 00:00:00

abstract：:Oxidative stress is produced under diabetic conditions and is likely involved in the progression of pancreatic damage found in diabetes. This study was undertaken to evaluate the protective effect of Aegle marmelos leaf extract, a medicinal plant, on the tissue antioxidant defense system and lipid peroxidative status ...

journal_title：Drug and chemical toxicology

authors： Narendhirakannan RT,Subramanian S

更新日期：2010-04-01 00:00:00

abstract：:This review summarizes the effects of more than 20 metals that, research has indicated, may influence male reproductive health. Though males lack an apparent, easily measurable reproductive cycle, progress has been made in evaluating tests to identify chemical hazards and estimate reproductive health risks. Some agent...

journal_title：Drug and chemical toxicology

authors： Sengupta P

更新日期：2013-07-01 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：:Orlistat is an FDA-approved over-the-counter drug to treat obesity through the inhibition of lipase activity. Macrophages, which express high levels of lipoprotein lipase (LPL), are important phagocytes in the innate immune system. Our previous studies indicated that environmentally relevant concentrations of arsenite...

journal_title：Drug and chemical toxicology

authors： Lou K,Huang P,Ma H,Wang X,Xu H,Wang W

更新日期：2019-10-31 00:00:00

abstract：:Lead (Pb), a known environmental toxicant, adversely affects almost all organ systems. In this study, we investigated the effects of maternal lead exposure on fetal rat cerebellum. Female Sprague-Dawley rats were given lead nitrate in drinking water (0, 0.5, and 1%) for two weeks before conception, and during pregnanc...

journal_title：Drug and chemical toxicology

authors： Mousa AM,Al-Fadhli AS,Rao MS,Kilarkaje N

更新日期：2015-01-01 00:00:00

abstract：:Pachira aquatica is a species used for medicinal and food purposes and has numerous phytochemicals that may have systemic toxic effects and damage to genetic material. This study aimed to evaluate acute and short-term oral toxicity, as well as genotoxic and clastogenic effects of oil extracted from P. aquatica (PASO) ...

journal_title：Drug and chemical toxicology

authors： Marcelino JM,Villas Boas GR,Cunha M,Deus Júnior R,Castro LH,Araújo FH,Traesel GK,Dos Santos AC,Souza RI,Paes M,Gubert P,Guterres ZDR,de Lima FF,Silva T,Silva RC,Cardoso CAL,Argandoña EJ,Macorini LF,Oesterreich SA

更新日期：2020-11-30 00:00:00

abstract：:The in vitro effect of methyl mercury (MM) and lead (Pb) on N-methyl-D-aspartate (NMDA)-specific glutamate receptor binding in neonatal (10 days old) and adult rat brain was investigated. The cerebral cortex was isolated from the neonatal and adult male Sprague-Dawley rats and the synaptic plasma membranes were prepar...

journal_title：Drug and chemical toxicology

authors： Rajanna B,Rajanna S,Hall E,Yallapragada PR

更新日期：1997-02-01 00:00:00

abstract：:A toxicity Evaluation of DDT and dieldrin was conducted using Japanese Quail. The effects of feeding DDT (5 and 50 ppm of diet) and dieldrin (0.1 and 1.0 ppm of diet) in this four generation study (parental, F1, F2 and F3) were examined in terms of growth, viability, and/or reproduction of offspring. Ten groups (inclu...

journal_title：Drug and chemical toxicology

authors： Shellenberger TE

更新日期：1978-01-01 00:00:00

abstract：:Gold nanorods (GNRs) are used for their wide variety of applications in various industries. There is a little availability of data related to toxicity and ecological implications of these GNRs. The study evaluated the oxidative stress induction following intra-tracheal instillation of 1 and 5 mg/kg b.w. doses of 10 an...

journal_title：Drug and chemical toxicology

authors： Lingabathula H,Yellu N

更新日期：2018-04-01 00:00:00