Evaluation of combined toxic effects of GB/GF and efficacy of jielin injection against combined poisoning in mice.

abstract：:We hypothesized that supraphysiological administration of the anabolic-androgenic steroids (AAS) like testosterone (TEST) and nandrolone decanoate (NAND) might differentially affect synaptic and extrasynaptic components of mitochondrial bioenergetics, thereby resulting in memory impairment. Oil (VEH), NAND or TEST (15...

journal_title：Toxicology letters

authors： Carteri RB,Kopczynski A,Menegassi LN,Salimen Rodolphi M,Strogulski NR,Portela LV

更新日期：2019-06-01 00:00:00

abstract：:Tetrachloro-p-hydroquinone (TCHQ), the major metabolite of pentachlorophenol (PCP) in mammalian systems, is known to autoxidize to its semiquinone radical under physiological conditions. In this way, PCP could present a potent source of reactive oxygen species (ROS) during metabolization. ROS contribute to numerous mo...

journal_title：Toxicology letters

authors： Dahlhaus M,Almstadt E,Appel KE

更新日期：1994-12-01 00:00:00

abstract：:Monocytes, separated from human peripheral blood, were preincubated with different polycyclic aromatic hydrocarbons (PAHs) for 24 h and the production of superoxide ions (O*2-) was then measured using as a stimulating agent phorbol 12-myristate 13-acetate. A significantly enhanced O*2- production is only observed when...

journal_title：Toxicology letters

authors： Fabiani R,De Bartolomeo A,Rosignoli P,Sebastiani B,Morozzi G

更新日期：1999-10-29 00:00:00

abstract：:There has been a significant evolution in the clinical management of the poisoned patient over the last decade. Interventions that were once the cornerstone of treating the poisoned patient have become passé or have come under intense scrutiny. The advent of evidence-based medicine has forced clinical scientists to re...

journal_title：Toxicology letters

authors： Krenzelok EP

更新日期：2002-02-28 00:00:00

abstract：:The distribution and acute lethality of i.v. administered 3 micrometers latex spheres were determined in rats. The results extend previous studies demonstrating the similarity between dog and rat in the dynamics of microspheres in these species and the inverse relationship between sphere diameter and hemodynamic toxic...

journal_title：Toxicology letters

authors： Yokel RA,Sabo JP,Simmons GH,DeLuca PP

更新日期：1981-10-01 00:00:00

abstract：:BH3 mimetics, such as BH3I-1, act as Bcl-2 antagonists, promote apoptosis and are used in basic research studies on apoptotic signaling and are currently tested as experimental anti-tumor agents. The present study addresses time- and dose-dependent responses of BH3I-1 on apoptosis, cellular stress defense mediated by ...

journal_title：Toxicology letters

authors： Stucki D,Brenneisen P,Reichert AS,Stahl W

更新日期：2018-10-01 00:00:00

abstract：:Treatment of young male rats with dipentyl phthalate (DPP) produced significant decreases in testicular cytochrome P-450, cytochrome P-450 dependent microsomal steroidogenic enzymes (17 alpha-hydroxylase, 17-20 lyase) and in the maximal binding of a natural substrate (progesterone) to testis microsomes. No effect was ...

journal_title：Toxicology letters

authors： Foster PM,Thomas LV,Cook MW,Walters DG

更新日期：1983-02-01 00:00:00

abstract：:Xenobiotic exposure is a risk factor in the etiology of neurodegenerative disease. It was recently hypothesized that restricted exposure during brain development could predispose for a neurodegenerative disease later in life. As neuroinflammation contributes to progressive neurodegeneration, it is suspected that neuro...

journal_title：Toxicology letters

authors： Sandström von Tobel J,Zoia D,Althaus J,Antinori P,Mermoud J,Pak HS,Scherl A,Monnet-Tschudi F

更新日期：2014-10-15 00:00:00

abstract：:Blood lead concentrations (Pb-B, microgram/100 ml) was measured in children and adults, both sexes, living in and around Liège (control group, n = 859) and in the urban center of Verviers (exposed group, n = 568) where houses with lead piping are supplied with corrosive drinking water. In control children, the mean Pb...

journal_title：Toxicology letters

authors： Sartor FA,Rondia D

更新日期：1981-01-01 00:00:00

abstract：:Cellular senescence is characterized by irreversible cell arrest and is associated with the development of chronic diseases, including cancer. Here, we investigated the induction of cellular senescence during liver carcinogenesis. Liver cancer was induced in Fischer 344 rats with a weekly intraperitoneal injection of ...

journal_title：Toxicology letters

authors： Pacheco-Rivera R,Fattel-Fazenda S,Arellanes-Robledo J,Silva-Olivares A,Alemán-Lazarini L,Rodríguez-Segura M,Pérez-Carreón J,Villa-Treviño S,Shibayama M,Serrano-Luna J

更新日期：2016-01-22 00:00:00

abstract：:The binding of bisphenol A (BPA) and its halogenated derivatives (halogenated BPAs) to mouse peroxisome proliferator-activated receptor α ligand binding domain (mPPARα-LBD) was examined by a combination of in vitro investigation and in silico simulation. Fluorescence polarization (FP) assay showed that halogenated BPA...

journal_title：Toxicology letters

authors： Zhang J,Li T,Wang T,Guan T,Yu H,Li Z,Wang Y,Wang Y,Zhang T

更新日期：2018-02-01 00:00:00

abstract：:The effect of tri- and hexavalent chromium after intraperitoneal administration for 5 consecutive days on testicular histopathology and epididymal sperm number was assessed. Treatment with hexavalent chromium induced testicular atrophy and a reduction in epididymal sperm number after 60 days. No effect was seen after ...

journal_title：Toxicology letters

authors： Ernst E

更新日期：1990-05-01 00:00:00

abstract：:Dermal toxicity of the new multi-insect repellent N,N-diethylphenylacetamide (DEPA) was studied in female rabbits. LD50 of DEPA was estimated to be 3505 mg/kg b.w. On daily topical application for 21 d at a dose of 50 mg/kg b.w., dermal irritancy score and blood chemistry changes indicated that the compound is non-irr...

journal_title：Toxicology letters

authors： Rao SS,Agarwal MK,Rao KM,Swamy RV

更新日期：1989-01-01 00:00:00

abstract：:We have previously shown that rituximab has a significant radiosensitizing effect on Raji cells in vitro. To investigate whether calcium signals participate in rituximab- and radiation-induced cell death in Raji cells, confocal laser scanning microscopy was used to detect kinetic changes in intracellular free calcium ...

journal_title：Toxicology letters

authors： Fengling M,Qingxiang G,Lijia Z,Wei Z

更新日期：2012-03-25 00:00:00

abstract：:Malathion was applied to roses in three Finnish greenhouses by hand held lance sprayers. The potential dermal exposure of applicators to this insecticide was measured. Total urine production of each applicator was also collected up to 24 h post application. In the urine samples the specific metabolite of malathion, ma...

journal_title：Toxicology letters

authors： Tuomainen A,Kangas JA,Meuling WJ,Glass RC

更新日期：2002-08-05 00:00:00

abstract：:Cadmium (Cd) occurs naturally in the environment and the general population's exposure to it is predominantly through diet. Chronic Cd exposure is a public health concern because Cd is a known carcinogen; it accumulates in the body and causes kidney damage. The National Health and Nutritional Examination Survey (NHANE...

journal_title：Toxicology letters

authors： Ruiz P,Mumtaz M,Osterloh J,Fisher J,Fowler BA

更新日期：2010-09-15 00:00:00

abstract：:Several perfluoroalkyl compounds (PFCs) are ubiquitous environmental contaminants that can biomagnify in species at high trophic levels including wild birds. Perfluorooctane sulfonate (PFOS) and perfluorooctanoic acid (PFOA) have been detected in wild birds and are known to reduce hatching success of laboratory-expose...

journal_title：Toxicology letters

authors： O'Brien JM,Crump D,Mundy LJ,Chu S,McLaren KK,Vongphachan V,Letcher RJ,Kennedy SW

更新日期：2009-10-28 00:00:00

abstract：:It is well known that the oral administration of di-2-ethylhexyl phthalate (DEHP) produces severe seminiferous tubular atrophy in rats, but mice are far less sensitive. In the present experiment, we demonstrated that one strain of mice derived from ICR mice, Crj:CD-1, was very sensitive to DEHP-induced testicular inju...

journal_title：Toxicology letters

authors： Oishi S

更新日期：1993-01-01 00:00:00

abstract：:Several in vivo and in vitro studies have assessed methods of evaluating the cardio toxicity of compounds during drug development due to its importance for predicting human toxicity. However, in vivo/in vitro relationships have not yet been reported using a zebrafish model. This study determined the bradycardia of 15 ...

journal_title：Toxicology letters

authors： Park MJ,Lee KR,Shin DS,Chun HS,Kim CH,Ahn SH,Bae MA

更新日期：2013-01-10 00:00:00

abstract：:To reduce the production of pollutants in motor vehicle exhaust, methyl tert-butyl ether (MTBE) and other ethers such as ethyl tert-butyl ether (ETBE) and tert-amyl methyl ether (TAME) are added to gasoline as oxygenates for more complete combustion. Metabolism of these gasoline ethers is catalyzed by cytochrome P450 ...

journal_title：Toxicology letters

authors： Hong JY,Wang YY,Bondoc FY,Yang CS,Gonzalez FJ,Pan Z,Cokonis CD,Hu WY,Bao Z

更新日期：1999-03-08 00:00:00

abstract：:alpha-Zearalanol (alpha-ZAL), a phytochemical with both antioxidant and estrogen-like properties, has been shown to retard progression of atherosclerosis and regulate cardiovascular function in part through suppression of endothelin-1 (ET-1) secretion. However, the precise nature behind alpha-ZAL-elicited inhibition o...

journal_title：Toxicology letters

authors： Xu H,Duan J,Dai S,Wu Y,Sun R,Ren J

更新日期：2008-07-10 00:00:00

abstract：:The identification of the no observed adverse effect level (NOAEL) is the key regulatory outcome of toxicity studies. With the introduction of "omics" technologies into toxicological research, the question arises as to how sensitive these technologies are relative to classical regulatory toxicity parameters. BASF SE a...

journal_title：Toxicology letters

authors： van Ravenzwaay B,Montoya GA,Fabian E,Herold M,Krennrich G,Looser R,Mellert W,Peter E,Strauss V,Walk T,Kamp H

更新日期：2014-05-16 00:00:00

abstract：:A comparative evaluation of urinary biomarkers was carried out to characterize benzene exposure in a group of 100 traffic policemen of the city of Parma (Italy). All subjects were monitored once, in two consecutive days characterized by similar climatic conditions but preceded by two windy days. Benzene ambient concen...

journal_title：Toxicology letters

authors： Manini P,De Palma G,Andreoli R,Poli D,Petyx M,Corradi M,Mutti A,Apostoli P

更新日期：2008-09-01 00:00:00

abstract：:Chloroform-induced toxicity in rodents depends on oral dose regimen. We evaluated the absorption and tissue dosimetry of chloroform after gavage administration in various vehicles to male Fischer 344 rats and female B6C3F1 mice. Animals received a single dose of chloroform in corn oil, water, or aqueous 2% emulphor at...

journal_title：Toxicology letters

authors： Dix KJ,Kedderis GL,Borghoff SJ

更新日期：1997-05-16 00:00:00

abstract：:Mouse inbred strains with inherited predisposition and resistance to lung cancer provide an essential tool for the dissection of the genetics of this complex disease. We have previously mapped a major locus (Pulmonary adenoma susceptibility 1, Pas1) affecting inherited predisposition to lung cancer in mice on chromoso...

journal_title：Toxicology letters

authors： Manenti G,Nomoto T,De Gregorio L,Gariboldi M,Stefania Falvella F,Nagao M,Dragani TA

更新日期：2000-03-15 00:00:00

abstract：:Oral doses of the new cephalosporin cefepime administered to rats for 14 days (40 mg/kg/day) did not affect the activities of the hepatic drug metabolising enzymes measured. By contrast there were highly statistically significant increases in all measured parameters in rats treated with phenobarbitone (80 mg/kg/day), ...

journal_title：Toxicology letters

authors： Jordan MC,Waller AR,Chasseaud LF,Barbhaiya RH

更新日期：1994-03-01 00:00:00

abstract：:The environmental neurotoxin β-N-methylamino-L-alanine (BMAA) is not an amino acid that is normally found in proteins. Our previous autoradiographic study of (3)H-labeled BMAA in adult mice unexpectedly revealed a tissue distribution similar to that of protein amino acids. The aim of this study was to characterize the...

journal_title：Toxicology letters

authors： Karlsson O,Jiang L,Andersson M,Ilag LL,Brittebo EB

更新日期：2014-04-07 00:00:00

abstract：:Male Swiss OF1 mice received a single oral dose of either 80 mg/kg hexachloro-1,3-butadiene (HCBD) or 40 mg/kg methyl mercury (MeHg). Examination of cryostat kidney sections stained for alkaline phosphatase (APP) revealed damage to about 50% of the proximal tubules after 8 h. Treatment with the organic anion transport...

journal_title：Toxicology letters

authors： Ban M,de Céaurriz J

更新日期：1988-01-01 00:00:00

abstract：:Reports on adverse health effects related to occupational exposure to toner powder are still inconclusive. Therefore, we have previously conducted an in vitro-study to characterize the genotoxic potential of three commercially available black printer toner powders in A549 lung cells. In these cell-based assays it was ...

journal_title：Toxicology letters

authors： Könczöl M,Weiß A,Gminski R,Merfort I,Mersch-Sundermann V

更新日期：2013-02-04 00:00:00

abstract：:Exposure to airborne particulate matter (PM) is a major risk factor for allergic airway inflammation such as asthma. Many of the PM components (i.e., polycyclic aromatic hydrocarbons and metals) are redox-active and capable of inducing cellular oxidative stress and injuries including inflammation and cell death. Airwa...

journal_title：Toxicology letters

authors： Li N,Buglak N

更新日期：2015-08-19 00:00:00