Neocarzinostatin-induced Rad51 nuclear focus formation is cell cycle regulated and aberrant in AT cells.

abstract：:Thyroid homeostasis can be disturbed due to thiocyanate exposure from the diet or tobacco smoke. Thiocyanate inhibits both thyroidal uptake of iodide, via the sodium-iodide symporter (NIS), and thyroid hormone (TH) synthesis in the thyroid, via thyroid peroxidase (TPO), but the mode of action of thiocyanate is poorly ...

journal_title：Toxicology and applied pharmacology

authors： Willemin ME,Lumen A

更新日期：2016-09-15 00:00:00

abstract：:We developed an in vivo model for cadmium-induced bone loss in which mice excrete bone mineral in feces beginning 8 h after cadmium gavage. Female mice of three strains [CF1, MTN (metallothionein-wild-type), and MT1,2KO (MT1,2-deficient)] were placed on a low-calcium diet for 2 weeks. Each mouse was gavaged with 200 m...

journal_title：Toxicology and applied pharmacology

authors： Regunathan A,Glesne DA,Wilson AK,Song J,Nicolae D,Flores T,Bhattacharyya MH

更新日期：2003-09-15 00:00:00

abstract：:Piperazine, a secondary amine widely used as an anthelmintic drug, nitrosates rapidly in vitro to form two N-nitrosamines. Anhydrous piperazine and a drug formulation were found to have a content of 0.2 to 20 micrograms of the suspected carcinogen N-mononitrosopiperazine per gram piperazine, but no detectable amounts ...

journal_title：Toxicology and applied pharmacology

authors： Bellander T,Osterdahl BG,Hagmar L

更新日期：1985-09-15 00:00:00

abstract：:The pharmacokinetics of the industrially important compound triethylamine (TEA) and its metabolite triethylamine-N-oxide (TEAO) were studied in four volunteers after oral and intravenous administration. TEA was efficiently absorbed from the gastrointestinal (GI) tract, rapidly distributed, and in part metabolized into...

journal_title：Toxicology and applied pharmacology

authors： Akesson B,Vinge E,Skerfving S

更新日期：1989-09-15 00:00:00

abstract：:The embryotoxic and teratogenic potential of inhaled monochlorobenzene (MCB) was evaluated in rats and rabbits. Bred Fischer 344 rats and inseminated New Zealand White rabbits were exposed to 0, 75, 210, or 590 ppm of MCB via inhalation for 6 hr/day during the period of major organogenesis. Exposure to 590 ppm caused ...

journal_title：Toxicology and applied pharmacology

authors： John JA,Hayes WC,Hanley TR Jr,Johnson KA,Gushow TS,Rao KS

更新日期：1984-11-01 00:00:00

abstract：:Morphine has been shown to reduce renal and hepatic clearance of several xenobiotics in rodents. After iv administration of gentamicin, 10 to 30 mg/kg, its plasma levels were elevated in mice given morphine, 20 mg/kg sc. Plasma clearance of gentamicin was nearly halved by morphine, due primarily to lowering of the eli...

journal_title：Toxicology and applied pharmacology

authors： Hurwitz A,Garty M,Ben-Zvi Z

更新日期：1988-05-01 00:00:00

abstract：:Effects of 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) on the male reproductive system were investigated. Sexually mature (290 g) Sprague-Dawley rats were given single oral doses of TCDD sufficient to cause varying degrees of hypophagia and impaired body weight gain. The largest doses decreased plasma testosterone and ...

journal_title：Toxicology and applied pharmacology

authors： Moore RW,Potter CL,Theobald HM,Robinson JA,Peterson RE

更新日期：1985-06-15 00:00:00

abstract：:Bisphenol-A (BPA), a polymer used in plastics manufacturing, and methoxychlor (MXC), a pesticide, are endocrine disrupting compounds with estrogenic and anti-androgenic properties. Prenatal BPA or MXC treatment induces reproductive defects in sheep with BPA causing prepubertal luteinizing hormone (LH) hypersecretion a...

journal_title：Toxicology and applied pharmacology

authors： Abi Salloum B,Steckler TL,Herkimer C,Lee JS,Padmanabhan V

更新日期：2013-05-01 00:00:00

abstract：:We developed a fusion toxin consisting of the catalytic and translocation domains of diphtheria toxin linked to human granulocyte-macrophage colony-stimulating factor (GM-CSF) (DTGM) for the treatment of patients with acute myeloid leukemia (AML). Our goal in this study was to determine the toxicity and pharmacokineti...

journal_title：Toxicology and applied pharmacology

authors： Hotchkiss CE,Hall PD,Cline JM,Willingham MC,Kreitman RJ,Gardin J,Latimer A,Ramage J,Feely T,DeLatte S,Tagge EP,Frankel AE

更新日期：1999-07-15 00:00:00

abstract：:Chemicals from anthropogenic and natural origins enter animal feed, human food and water either as undesirable contaminants or as part of the components of a diet. Over the last five decades, considerable efforts and progress to develop methodologies to protect humans and animals against potential risks associated wit...

journal_title：Toxicology and applied pharmacology

authors： Dorne JL,Fink-Gremmels J

更新日期：2013-08-01 00:00:00

abstract：:Ah receptor was identified and characterized in cytosol and nuclear extracts from the rainbow trout hepatoma cell line RTH-149. The cytosolic receptor was detectable with both halogenated ([3H]2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD)) and non-halogenated ([3H]3-methylcholanthrene and [3H]benzo[a]pyrene) aromatic hyd...

journal_title：Toxicology and applied pharmacology

authors： Lorenzen A,Okey AB

更新日期：1990-10-01 00:00:00

abstract：:Occupational exposure to low molecular weight chemicals, like trimellitic anhydride (TMA), can result in occupational asthma. Alveolar macrophages (AMs) are among the first cells to encounter inhaled compounds. These cells can produce many different mediators that have a putative role in asthma. In this study, we exam...

journal_title：Toxicology and applied pharmacology

authors： Valstar DL,Schijf MA,Nijkamp FP,Storm G,Arts JH,Kuper CF,Bloksma N,Henricks PA

更新日期：2006-02-15 00:00:00

abstract：:Deoxynivalenol (DON) is one of the most common mycotoxins which contaminate cereals and their by-products worldwide. Previous studies have stated toxic effects of DON on liver. Heme oxygenase-1 (HO-1) plays a potential role in protecting liver and maintaining gut microbiota homeostasis. Therefore, a study on the poten...

journal_title：Toxicology and applied pharmacology

authors： Peng Z,Liao Y,Chen L,Liu S,Shan Z,Nüssler AK,Yao P,Yan H,Liu L,Yang W

更新日期：2019-07-01 00:00:00

abstract：:Rats were given an ip injection of T-2 mycotoxin (T-2), the T-2 metabolite, T-2 tetraol (tetraol), or cycloheximide. Serum, liver, heart, kidney, spleen, muscle, and intestine were collected at 3, 6, and 9 hr postinjection after a 2-hr pulse at each time with [14C]leucine and [3H]thymidine. Protein and DNA synthesis l...

journal_title：Toxicology and applied pharmacology

authors： Thompson WL,Wannemacher RW Jr

更新日期：1990-09-15 00:00:00

abstract：:The utility of isolated rat hepatocytes as a model system for screening potential chelators in treatment of Cd intoxication was studied. The ability of the chelators diethylenetriaminepentaacetic acid (DTPA), ethylenediaminetetraacetic acid (EDTA), 2,3-dimercaptosuccinic acid (DMSA), diethyldithiocarbamic acid (DDC), ...

journal_title：Toxicology and applied pharmacology

authors： Cantilena LR Jr,Stacey NH,Klaassen CD

更新日期：1983-02-01 00:00:00

abstract：:Calcium channel blockers (CCBs) are important in the management of hypertension and limit restenosis. Although CCB efficacy could derive from decreased blood pressure, other mechanisms independent of CCB activity also can contribute to antiproliferative action. To understand mechanisms of CCB-mediated antiproliferatio...

journal_title：Toxicology and applied pharmacology

authors： Salabei JK,Balakumaran A,Frey JC,Boor PJ,Treinen-Moslen M,Conklin DJ

更新日期：2012-08-01 00:00:00

abstract：:The length distributions of single fibrils of Coalinga, UICC-B and wet dispersed chrysotile were measured by transmission electron microscopy (TEM). It was found that the distributions significantly diverged above approximately 10 μm (μm) in length, corresponding to differences in published results of animal experimen...

journal_title：Toxicology and applied pharmacology

authors： Chatfield EJ

更新日期：2018-12-15 00:00:00

abstract：:The disposition of polycyclic aromatic hydrocarbons (PAHs) in the respiratory tract of the Beagle dog was measured and presented in two previous papers. In this paper, the data were used to demonstrate that highly lipophilic toxicants, such as PAHs, were diffusion-limited during clearance from the respiratory tract. O...

journal_title：Toxicology and applied pharmacology

authors： Gerde P,Muggenburg BA,Henderson RF

更新日期：1993-08-01 00:00:00

abstract：:Genome-wide, promoter-focused ChIP-chip analysis of hepatic aryl hydrocarbon receptor (AHR) binding sites was conducted in 8-week old female C57BL/6 treated with 30 μg/kg/body weight 2,3,7,8-tetrachlorodibenzo-p-dioxin (TCDD) for 2 h and 24 h. These studies identified 1642 and 508 AHR-bound regions at 2h and 24h, resp...

journal_title：Toxicology and applied pharmacology

authors： Lo R,Celius T,Forgacs AL,Dere E,MacPherson L,Harper P,Zacharewski T,Matthews J

更新日期：2011-11-15 00:00:00

abstract：:Tissue concentrations of mercury were determined by cold vapor atomic absorption spectrometry in different inbred mouse strains after continuous treatment with HgCl2 (3 weekly sc injections of 0.5 mg/kg bw) for up to 12 weeks. Except for the thymus, in which steadily increasing mercury concentrations were found, in st...

journal_title：Toxicology and applied pharmacology

authors： Griem P,Scholz E,Turfeld M,Zander D,Wiesner U,Dunemann L,Gleichmann E

更新日期：1997-05-01 00:00:00

abstract：:For highly water soluble and reactive gases, such as formaldehyde, the reported distribution of nasal lesions in rats and rhesus monkeys following inhalation exposure may be attributable, at least in part, to regional gas uptake patterns that are a consequence of nasal airflow characteristics. Inspiratory nasal airflo...

journal_title：Toxicology and applied pharmacology

authors： Morgan KT,Kimbell JS,Monticello TM,Patra AL,Fleishman A

更新日期：1991-09-01 00:00:00

abstract：:To investigate the mechanisms of erythromycin cholestasis, the effects of erythromycin estolate (EE) on the excretory function of the isolated perfused rat liver and on liver plasma membrane (LM) preparations were studied and compared to those of erythromycin base (EB) and lauryl sulfate (LS), added alone or in combin...

journal_title：Toxicology and applied pharmacology

authors： Gaeta GB,Utili R,Adinolfi LE,Abernathy CO,Giusti G

更新日期：1985-09-15 00:00:00

abstract：:Partition coefficients (PCs) are chemical-specific parameters used in physiologically based pharmacokinetic models to describe chemical solubility in tissues. Tissue:air PCs for volatile chemicals can be estimated using vial equilibration techniques in which the chemical concentration in the vial headspace is measured...

journal_title：Toxicology and applied pharmacology

authors： Teo SK,Kedderis GL,Gargas ML

更新日期：1994-09-01 00:00:00

abstract：:L-Tryptophan binds to a rat liver nuclear envelope protein, and this binding is saturable, stereospecific, and of high affinity. Utilizing an in vitro assay of [3H]tryptophan binding to rat hepatic nuclear envelopes, we have previously determined that the L-tryptophan obtained from Showa Denko and which was implicated...

journal_title：Toxicology and applied pharmacology

authors： Sidransky H,Verney E,Cosgrove JW,Latham PS,Mayeno AN

更新日期：1994-05-01 00:00:00

abstract：:Exposure to cadmium (Cd) impairs renal transport systems for glucose, amino acids, phosphate, and dicarboxylates. To investigate if these changes are directly related to a Cd binding to the renal brush-border membrane, Cd binding and the Na+-dependent uptakes of d-glucose, l-alanine, phosphate, and succinate were dete...

journal_title：Toxicology and applied pharmacology

authors： Ahn DW,Kim YM,Kim KR,Park YS

更新日期：1999-02-01 00:00:00

abstract：:Dimethyl sulfoxide (DMSO) can protect the liver from injury produced by a variety of hepatotoxicants when administered prior to or concomitant with the toxicants. This protective action has previously been attributed to DMSO-induced inhibition of bioactivation of the compounds to toxic intermediates. In these studies,...

journal_title：Toxicology and applied pharmacology

authors： Lind RC,Gandolfi AJ

更新日期：1997-01-01 00:00:00

abstract：:The goodness of fit of three PBPK models to data for inhalation uptake of 1,3-butadiene by mice from closed chambers were compared. These models included a classical flow-limited model with blood consolidated into arterial and venous compartments, a flow-limited model with implicit blood and alveolar compartments, and...

journal_title：Toxicology and applied pharmacology

authors： Kohn MC

更新日期：1997-12-01 00:00:00

abstract：:Montelukast (MK),a cysteinyl leukotriene (CysLT1) receptor antagonist, latterly exhibited a remarkable neuroprotective activity in various neurodegenerative disorders. This study aims to elucidate the neuroprotective effect of MK in rotenone-induced Parkinson's disease(PD) model in rats. Ninety six male rats were spli...

journal_title：Toxicology and applied pharmacology

authors： Mansour RM,Ahmed MAE,El-Sahar AE,El Sayed NS

更新日期：2018-11-01 00:00:00

abstract：:High fetal and neonatal brain levels of methyl mercury (MeHg) have been associated with the abnormal migration of neurons within the cerebellar and cerebral cortices. How MeHg interferes with cellular proliferation, migration, and differentiation is poorly understood. In this study, a cell recognition/cohesion assay b...

journal_title：Toxicology and applied pharmacology

authors： Jacobs AJ,Maniscalco WM,Finkelstein JN

更新日期：1986-12-01 00:00:00

abstract：:Gallium arsenide (GaAs), indium arsenide (InAs), and aluminium gallium arsenide (AlGaAs) are semiconductor applications. Although the increased use of these materials has raised concerns about occupational exposure to them, there is little information regarding the adverse health effects to workers arising from exposu...

journal_title：Toxicology and applied pharmacology

authors： Tanaka A

更新日期：2004-08-01 00:00:00