Evaluation of the effects of methanol during early pregnancy in the rat.

abstract：:The in vivo effects of sodium cyanide and its antidotes, sodium nitrite, sodium thiosulfate and 4-dimethylaminophenol (DMAP), as well as the alpha-adrenergic blocking agent phentolamine, on rat brain cytochrome oxidase were studied. The course of inhibition was time-dependent and a peak of 40% was attained between 15 ...

journal_title：Toxicology

authors： Tadić V

更新日期：1992-11-22 00:00:00

abstract：:Subchronic exposure to arsenic is associated with alteration of glucose homeostasis. Arsenic treatment (as sodium arsenite) of male Wistar rats (weighing 130-150 g) at a dose of 5.55 mg kg(-1) body weight (equivalent to 35% of LD(50)) (i.p.) per day for a period of 30 days produced hypoglycemia, with associated increa...

journal_title：Toxicology

authors： Pal S,Chatterjee AK

更新日期：2005-03-01 00:00:00

abstract：:Ochratoxin A (OCT A) has the potential to cause myelotoxicity in addition to the well-known toxic effects on the liver and kidney. Whereas in previous studies the bone marrow parameters were examined shortly after injection, experiments reported here were designed to determine whether mice would recover from the myelo...

journal_title：Toxicology

authors： Hong HH,Jameson CW,Boorman GA

更新日期：1988-12-16 00:00:00

abstract：:Microcystins are cyclic heptapeptide toxins produced by certain strains of Microcystis aeruginosa and microcystin-LR (MC-LR) is the most toxic among the 70 variants isolated so far. These toxins have been implicated in both human and livestock mortality. In the present study we investigated the microcystin-LR induced ...

journal_title：Toxicology

authors： Jayaraj R,Anand T,Rao PV

更新日期：2006-03-15 00:00:00

abstract：:Aconitine (ACO) is a highly toxic diterpenoid alkaloid and known to exert the immunomodulatory action. However, whether it has any effects on ion currents in immune cells remains unknown. The effects of ACO and other related compounds on ion currents in Jurkat T-lymphocytes were investigated in this study. ACO suppres...

journal_title：Toxicology

authors： Wu SN,Chen BS,Lo YC

更新日期：2011-10-28 00:00:00

abstract：:The prevalence of asthma is increasing worldwide. The increase has been found for both sexes, for all races and age groups. The factors responsible are unclear. The short period of increase makes it unlikely that a genetic change is responsible but rather suggests that either air pollutants or a behavioral change may ...

journal_title：Toxicology

authors： Karol MH

更新日期：2002-12-27 00:00:00

abstract：:Chlorpyrifos (CPF) has been widely used around the world as a pesticide for both agricultural and residential application. Although various studies have reported toxicity and health-related effects from CPF exposure, the molecular mechanism of CPF toxicity to skin has not been well-characterized. The present study det...

journal_title：Toxicology

authors： Jang Y,Lee AY,Jeong SH,Park KH,Paik MK,Cho NJ,Kim JE,Cho MH

更新日期：2015-12-02 00:00:00

abstract：:Endocrine disruptors (EDs) are exogenous substances or xenoestrogens natural or synthetic, capable of interacting with different systems and altering their normal hormonal regulation, being the reproductive system one of the most affected. EDs produce their effects not only by acting on nuclear steroid receptors, but ...

journal_title：Toxicology

authors： Ponzo OJ,Silvia C

更新日期：2013-09-06 00:00:00

abstract：:Delta(9)-Tetrahydrocannabinol (Delta(9)-THC), a major constituent of marijuana, has been shown to stimulate the growth of MCF-7 breast cancer cells through cannabinoid receptor-independent signaling [Takeda, S., Yamaori, S., Motoya, E., Matsunaga, T., Kimura, T., Yamamoto, I., Watanabe, K., 2008. Delta(9)-Tetrahydroca...

journal_title：Toxicology

authors： Takeda S,Yamamoto I,Watanabe K

更新日期：2009-05-02 00:00:00

abstract：:Prenatal dexamethasone exposure (PDE) could induce testicular developmental toxicity in adults. The present study aims to confirm its intrauterine origination, and to explore its potential intrauterine programming mechanism. The pregnant rats were respectively injected subcutaneously with 0.2 and 0.8 mg/kg d dexametha...

journal_title：Toxicology

authors： Liu M,Chen B,Pei L,Zhang Q,Zou Y,Xiao H,Zhou J,Chen L,Wang H

更新日期：2018-09-01 00:00:00

abstract：:Excretion and organ distribution of mercury and susceptibility to methylmercury (MeHg) toxicity were compared between strains and sexes after successive oral administration of MeHg chloride (5 mg/kg per day) using BALB/cA (C) and C57BL/6N (B6) mice. Every mouse died several days after initiation of toxic symptoms, and...

journal_title：Toxicology

authors： Yasutake A,Hirayama K

更新日期：1988-09-01 00:00:00

abstract：:The effects of acute ethanol and acetaldehyde treatment on cell proliferation, cell adhesion capacity, neutral red incorporation into lysosomes, glutathione content, protein sulfhydryl compounds, lipid peroxidation, inner mitochondrial membrane integrity (MTT test), lactate dehydrogenase activity (LDH) and ultrastruct...

journal_title：Toxicology

authors： Olivares IP,Bucio L,Souza V,Cárabez A,Gutiérrez-Ruiz MC

更新日期：1997-06-27 00:00:00

abstract：:The lipid regulator gemfibrozil (GEM) is one of many human pharmaceuticals found in the aquatic environment. We previously demonstrated that GEM bioconcentrates in blood and reduces plasma testosterone levels in goldfish (Carassius auratus). In this study, we address the potential of an environmentally relevant waterb...

journal_title：Toxicology

authors： Mimeault C,Trudeau VL,Moon TW

更新日期：2006-12-07 00:00:00

abstract：:Acute and subchronic toxicities of VRCTC-310, a combination product of crotoxin (CT) and cardiotoxin (CD), which has shown antitumor activity in vivo, have been studied in Beagle dogs. Single i.m. doses of 0.25, 0.5 and 1.0 mg/kg resulted in dose-dependent local muscular toxicity consisting of myofiber atrophy, inters...

journal_title：Toxicology

authors： DeTolla LJ,Stump KC,Russell R,Viskatis LJ,Vidal JG,Newman RA,Etcheverry MA

更新日期：1995-05-05 00:00:00

abstract：:Natural antioxidants like catechin are now known to have a modulatory role on physiological functions and biotransformation reactions involved in the detoxification process, thereby affording protection from toxic metabolic actions of xenobiotics. Reactive oxygen intermediates have been demonstrated to play an etiolog...

journal_title：Toxicology

authors： Parvez S,Tabassum H,Rehman H,Banerjee BD,Athar M,Raisuddin S

更新日期：2006-08-15 00:00:00

abstract：:The histogenesis of coumarin-induced cholangiofibrosis in the rat has been determined. Proliferation of ductal structures was preceded by extensive damage to hepatocytes in the centrilobular region. Focal proliferation of ducts and fibrous tissue was present at 3 months and typical areas of cholangiofibrosis at 6 mont...

journal_title：Toxicology

authors： Evans JG,Appleby EC,Lake BG,Conning DM

更新日期：1989-04-01 00:00:00

abstract：:Rats exposed by inhalation to 3-trifluoromethylpyridine (3-FMP) for 10, 30 or 90 days showed an unusual response in the nasal passages. Focal histological change including reduction in the number of cell layers, disorganisation, vacuolation and minimal necrosis was confined to the olfactory epithelium. Axon bundles an...

journal_title：Toxicology

authors： Gaskell BA,Hext PM,Pigott GH,Hodge MC,Tinston DJ

更新日期：1988-06-01 00:00:00

abstract：:Previous reports from this laboratory have established the propensity of chlordecone to potentiate the hepatotoxicity and lethality in male and female rats. The present study was designed to investigate the hepatotoxicity of CCl4 in chlordecone (CD) pretreated, ovariectomized rats. Ten days after bilateral ovariectomy...

journal_title：Toxicology

authors： Agarwal AK,Mehendale HM

更新日期：1984-02-01 00:00:00

abstract：:A single high dose, 75 mg/kg, of clotrimazole (CloTZ) was administered intragastrically (i.g.) to adult male Sprague-Dawley rats. Hepatic CloTZ concentrations were determined in organic extracts of whole liver homogenate, by high-performance liquid chromatography (HPLC). The peak liver CloTZ concentration was found at...

journal_title：Toxicology

authors： Pappas JB,Franklin MR

更新日期：1993-06-04 00:00:00

abstract：:Mechanisms responsible for resistance to Cd-induced testicular necrosis in inbred mice were investigated using strains resistant (A/J) or susceptible (129/J) to Cd-induced testicular damage. Cadmium accumulation was measured in testes of both strains 15 min, 30 min, 1 h, 2 h, 6 h, 12 h and 24 h after intravenous injec...

journal_title：Toxicology

authors： Chellman GJ,Shaikh ZA,Baggs RB

更新日期：1984-03-01 00:00:00

abstract：:A fixed combination of the three components, fructose, cyclosporin A and trifluoperazine (FCAT), was found to protect in the late stage of paracetamol-induced liver cell injury both in vivo and in an in vivo/in vitro system. Rats pre-induced with phenobarbitone were given a paracetamol dose of 1 g/kg i.p. The combinat...

journal_title：Toxicology

authors： Beales D,McLean AE

更新日期：1996-03-18 00:00:00

abstract：:The rodent Hershberger assay has been used predominantly by the pharmaceutical industry to evaluate androgenic and antiandrogenic chemicals for potential therapeutic use. However, this assay has not yet been formally validated and standardized for use in toxicology testing. There are many variations in the protocol us...

journal_title：Toxicology

authors： Yamada T,Sunami O,Kunimatsu T,Kamita Y,Okuno Y,Seki T,Nakatsuka I,Matsuo M

更新日期：2001-05-11 00:00:00

abstract：:In mice, styrene is hepatotoxic, pneumotoxic, and causes lung tumors. One explanation for the mechanism of toxicity is oxidative stress/damage. Previous studies have shown decreased glutathione levels, linked to increased apoptosis, in lung homogenates and isolated Clara cells 3 h following styrene or styrene oxide (S...

journal_title：Toxicology

authors： Harvilchuck JA,Pu X,Klaunig JE,Carlson GP

更新日期：2009-10-29 00:00:00

abstract：:Osteotoxic compounds administered during pregnancy can initiate skeletal congenital anomalies in the embryo. In vitro, developmental osteotoxicity of a compound can be predicted with the embryonic stem cell test (EST), the only in vitro embryotoxicity model identified to date that entirely abrogates the use of animals...

journal_title：Toxicology

authors： zur Nieden NI,Davis LA,Rancourt DE

更新日期：2010-11-09 00:00:00

abstract：:In our previous study, di-n-butyltin diacetate has been shown to cause malformations such as cleft mandible, ankyloglossia, fused ribs, etc. in rat fetuses after oral treatment of maternal rats on day 8 of gestation. In this study, teratogenic effects of five di-n-butyltin compounds with different anions and also buty...

journal_title：Toxicology

authors： Noda T,Morita S,Baba A

更新日期：1993-12-31 00:00:00

abstract：:The reproductive toxicity of vanadium was studied in mice. Male Swiss mice were exposed to sodium metavanadate at doses of 0, 20, 40, 60, and 80 mg/kg per day given in the drinking water for 64 days. To evaluate the fertility of the vanadium-treated animals, males were mated with untreated females for 4 days. A signif...

journal_title：Toxicology

authors： Llobet JM,Colomina MT,Sirvent JJ,Domingo JL,Corbella J

更新日期：1993-06-11 00:00:00

abstract：:Butylated hydroxytoluene (BHT)-induced lung damage in mice is an excellent model system for studying mechanisms of chemically-induced, reversible alveolar injury. Changes in the pulmonary contents of protein kinase C (PKC) and the calcium-dependent protease, calpain, were previously noted during the repair phase follo...

journal_title：Toxicology

authors： Miller AC,Dwyer-Nield LD,Malkinson AM

更新日期：1995-03-31 00:00:00

abstract：:The 4 S polycyclic aromatic hydrocarbon (PAH)-binding protein had been implicated in regulating the expression of rat cytochrome P450IA1 which is most closely associated with aryl hydrocarbon hydroxylase (AHH). We have now investigated the presence of both the 4 S PAH-binding protein and the 8 S Ah receptor in rat hep...

journal_title：Toxicology

authors： Raha A,Reddy V,Xu LC,Houser WH,Bresnick E

更新日期：1991-02-01 00:00:00

abstract：:The most commonly used assays designed to detect either skin or systemic immune-based hypersensitivity reactions are those using guinea pigs (GP). We obtained data from various FDA records to evaluate the correlation between GP assay results and reported post-marketing systemic hypersensitivity reactions. We examined ...

journal_title：Toxicology

authors： Weaver JL,Staten D,Swann J,Armstrong G,Bates M,Hastings KL

更新日期：2003-12-01 00:00:00

abstract：:A single oral administration of O, O, S-trimethyl phosphorothioate (OOS-Me), an impurity in widely used organophosphorus insecticides, causes delayed toxicity (delayed death) which is accompanied by morphological changes in the bronchiolar epithelium of rat lungs. A series of simple O,O-dimethyl and O,O-diethyl S-alky...

journal_title：Toxicology

authors： Gandy J,Ali FA,Hasegawa L,Imamura T

更新日期：1984-07-01 00:00:00