Classification, hepatotoxic mechanisms, and targets of the risk ingredients in traditional Chinese medicine-induced liver injury.

abstract：:The aim of this study is to predict dermal permeability of four phenolic biocides in four different formulations using a linear solvation energy relationship (LSER) approach, with a calibrated flow through diffusion cell system. Mathematical descriptors were determined in the laboratory, by mathematical computations, ...

journal_title：Toxicology letters

authors： Vijay V,Yeatts JL Jr,Riviere JE,Baynes RE

更新日期：2007-12-10 00:00:00

abstract：:This study involved an attempt to establish a new photosafety screening system for dermally-applied chemicals consisting of a reactive oxygen species (ROS) assay and an in vitro skin permeation test. The ROS assay was undertaken to evaluate photoreactivity of six test compounds, acridine (ACD), furosemide (FSM), hexac...

journal_title：Toxicology letters

authors： Iyama Y,Sato H,Seto Y,Onoue S

更新日期：2019-12-15 00:00:00

abstract：:In C57BL/6 mice, aryl hydrocarbon hydroxylase (AHH) increased 1 day after treatment with 3-methylcholanthrene, and induction of UDP-glucuronyl transferases for 3-hydroxybenzo(a)pyrene, p-nitrophenol and bilirubin in the liver microsomes was observed 2 to 5 days later. In DBA/2 mice, neither AHH nor transferase activit...

journal_title：Toxicology letters

authors： Nemoto N,Takayama S

更新日期：1980-01-01 00:00:00

abstract：:The decrease of pyrimidine 5'-nucleotidase (P5N) in human erythrocytes, detected in persons occupationally exposed to lead (Pb), is not an in vitro artefact resulting from the release of lead during erythrocyte hemolysis but is a true reflection of the enzyme activity in vivo. Like Pb, mercury (Hg) and cadmium (Cd) io...

journal_title：Toxicology letters

authors： Mohammed-Brahim B,Buchet JP,Bernard A,Lauwerys R

更新日期：1984-02-01 00:00:00

abstract：:Prior research suggests that sex hormones and metabolic changes, such as obesity and hyperglycemia, can alter renal transporter expression in rodents. The purpose of this study was to characterize the expression of kidney efflux transporters and regulatory transcription factors in response to Type I diabetes and pregn...

journal_title：Toxicology letters

authors： Yacovino LL,Aleksunes LM

更新日期：2012-06-20 00:00:00

abstract：:Chemical warfare agents, such as soman, and pesticides, such as chlorpyrifos, dichlorvos or malathion, are toxic organophosphorous compounds (OPCs) that are readily absorbed by the skin. Decontamination using solvents or surfactants may modify the cornified layer - the skin's main barrier against xenobiotic penetratio...

journal_title：Toxicology letters

authors： Mircioiu C,Voicu VA,Ionescu M,Miron DS,Radulescu FS,Nicolescu AC

更新日期：2013-05-23 00:00:00

abstract：:This study demonstrates an intraspecies difference in elimination of methylmercury between two genetic variant strains of mice. Following a single non-toxic dose of 203Hg labeled methylmercury (0.5 mg Hg/kg i.p.), the half-time of 203Hg elimination in the CBA/J inbred strain was 7.4 days compared to 3.0 days in the CF...

journal_title：Toxicology letters

authors： Kostyniak PJ

更新日期：1980-10-01 00:00:00

abstract：:Although building constructions are a recurring part of urbanization, the health risk of particulate matters (PM) originating from such activities have seldom been subjected to detailed studies. We sought to characterize the relative risk of air borne PM collected from different heights (ground and top floor) of a bui...

journal_title：Toxicology letters

authors： Li H,Fang CH,Shi W,Gurusamy S,Li S,Krishnan MN,George S

更新日期：2015-11-04 00:00:00

abstract：:Physiologically based kinetic (PBK) models for farm animals are of growing interest in food and feed safety with key applications for regulated compounds including quantification of tissue concentrations, kinetic parameters and the setting of safe exposure levels on an internal dose basis. The development and applicat...

journal_title：Toxicology letters

authors： Lautz LS,Dorne JLCM,Oldenkamp R,Hendriks AJ,Ragas AMJ

更新日期：2020-02-01 00:00:00

abstract：:Colistin is a polypeptide antibiotic that effectively treats infections caused by multidrug-resistant Gram-negative bacteria, but its clinical use is limited due to nephrotoxicity. The purpose of the present study was to identify biomarkers of colistin-induced nephrotoxicity and to further characterize the mechanisms ...

journal_title：Toxicology letters

authors： Jeong ES,Kim G,Moon KS,Kim YB,Oh JH,Kim HS,Jeong J,Shin JG,Kim DH

更新日期：2016-04-25 00:00:00

abstract：:Aggregation of α-synuclein (α-syn) in the brain is a defining pathological feature of neurodegenerative disorders classified as synucleinopathies. They include Parkinson's disease (PD), dementia with Lewy bodies (DLB), and multiple system atrophy (MSA). Occupational and environmental exposure to manganese (Mn) is asso...

journal_title：Toxicology letters

authors： Verina T,Schneider JS,Guilarte TR

更新日期：2013-03-13 00:00:00

abstract：OBJECTIVES:Reactivation of inhibited acetylcholinesterase (AChE) with oximes is a causal therapy of intoxication with organophosphorus compounds (OPs). Maximal oxime effects are expected when effective doses are administered as soon as possible and as long as reactivation can be anticipated. An obidoxime plasma level i...

journal_title：Toxicology letters

authors： Thiermann H,Eyer F,Felgenhauer N,Pfab R,Zilker T,Eyer P,Worek F

更新日期：2010-09-01 00:00:00

abstract：:Fenvalerate (Fen), widely used for its high insecticidal potency and low mammalian toxicity, is classified as an endocrine-disrupting chemical. Recently, Fen has received great attention for its adverse effects on human reproductive health. In this study, we found that Fen (10 microM) had a stimulatory effect on the g...

journal_title：Toxicology letters

authors： Gao X,Yu L,Castro L,Moore AB,Hermon T,Bortner C,Sifre M,Dixon D

更新日期：2010-07-15 00:00:00

abstract：:The effects of sodium tellurite 0.1 and 0.4 mg/kg were assessed in the Morris water maze. Two days after treatment rats were tested for acquisition (posttreatment days 3-6) and on seventh day on a spatial retention task. Tellurium treatment was found to cause significant impairment in retention of the spatial learning...

journal_title：Toxicology letters

authors： Widy-Tyszkiewicz E,Piechal A,Gajkowska B,Smiałek M

更新日期：2002-05-28 00:00:00

abstract：:Ambient fine particulate matter (PM2.5, particulates with an aerodynamic diameter < or = 2.5 microm) can suppress alveolar macrophage (AM) functions, but the data concerning the effects of blowing sand PM2.5 on AMs remain limited. The aim of the present study is to investigate the influences of blowing sand PM2.5 on A...

journal_title：Toxicology letters

authors： Geng H,Meng Z,Zhang Q

更新日期：2005-06-17 00:00:00

abstract：:Isolated hepatocytes form thiobarbituric acid (TBA)-reactants, a parameter of lipid peroxidation (LPO), when exposed to cadmium (Cd). Paracetamol (Para) inhibits this response, dependent on time and concentration. Cd-induced SH-group decline, however, and enhanced plasma membrane permeability to Trypan Blue (TB) were ...

journal_title：Toxicology letters

authors： Müller L

更新日期：1983-02-01 00:00:00

abstract：:The effects of cocaine and murine AIDS on natural killer (NK) cell activity in C57BL/6 mice was studied. Cocaine may play a major role in the development and progression to AIDS in the human population. Chronic intraperitoneal injection of cocaine was shown to cause an increase in NK cell activity over those of saline...

journal_title：Toxicology letters

authors： Poet TS,Pillai R,Wood S,Watson RR

更新日期：1991-12-01 00:00:00

abstract：:Manganese (Mn) is an indispensable cofactor for many enzymes and a basic factor for many reproductive and metabolic pathways. However, exposure to high concentrations of Mn can result in deleterious effects on the central nervous system and peripheral nerves, including nerves associated with the auditory system. Based...

journal_title：Toxicology letters

authors： Wang W,Li D,Ding X,Zhao Q,Chen J,Tian K,Qiu Y,Lu L

更新日期：2017-09-05 00:00:00

abstract：:Paraquat is a widely used herbicide which has been involved in many accidental and intentional deaths. Nephrotoxicity is common in severe acute paraquat poisoning. We examined seven renal injury biomarkers, including cystatin-C, kidney injury molecule-1, β2-microglobulin, clusterin, albumin, neutrophil gelatinase-asso...

journal_title：Toxicology letters

authors： Wunnapuk K,Liu X,Peake P,Gobe G,Endre Z,Grice JE,Roberts MS,Buckley NA

更新日期：2013-10-09 00:00:00

abstract：:The repeated use of the nerve agent sarin against civilians in Syria in 2013 emphasizes the continuing threat by chemical warfare agents. Multiple studies demonstrated a limited efficacy of standard atropine-oxime treatment in nerve agent poisoning and called for the development of alternative and more effective treat...

journal_title：Toxicology letters

authors： Worek F,Thiermann H,Wille T

更新日期：2016-02-26 00:00:00

abstract：:Iron plays a critical role in a mammal's physiological processes. However, iron tissue deposits have been shown to act as endocrine disrupters. Studies that evaluate the effect of acute iron overload on hypothalamic-pituitary-gonadal (HPG) axis health are particularly sparse. This study demonstrates that acute iron ov...

journal_title：Toxicology letters

authors： Rossi EM,Marques VB,Nunes Dde O,Carneiro MT,Podratz PL,Merlo E,dos Santos L,Graceli JB

更新日期：2016-01-05 00:00:00

abstract：:Indomethacin (IND) suppresses the T-dependent antibody response (TDAR) in juvenile males when it is administered to pregnant rats during late gestation. In this study, the effect of IND on cytokine production in juvenile rats was examined to investigate the mechanism behind the suppression of antibody production. IND ...

journal_title：Toxicology letters

authors： Kushima K,Sakuma S,Furusawa S,Fujiwara M

更新日期：2009-02-25 00:00:00

abstract：:Recently, we reported that silver nanoparticles (AgNPs) induced reactive oxygen species (ROS) generation and the resultant oxidative stress contributes to the cell damage associated with AgNPs. 8-Oxoguanine (8-oxoG) is sensitive marker of ROS-induced DNA damage. 8-Oxoguanine DNA glycosylase 1 (OGG1) is an important DN...

journal_title：Toxicology letters

authors： Piao MJ,Kim KC,Choi JY,Choi J,Hyun JW

更新日期：2011-11-30 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：:In the present study experiments are described, which indicate that the exposure of normal human skin fibroblasts (HSFs) to a low-frequency electromagnetic field of 20 Hz and 7-8 mT does induce terminal differentiation within 14 days of daily exposure of 12 h. As demonstrated by the analysis of the expression level of...

journal_title：Toxicology letters

authors： Löschinger M,Thumm S,Hämmerle H,Rodemann HP

更新日期：1998-08-01 00:00:00

abstract：:Elevated intracellular Ca(2+) content is implicated in ethanol-induced hepatocyte apoptosis and necrosis. Extracellular Ca(2+) influx has been suggested to play a role in this process. However, the exact Ca(2+)-permeable channel involved in the plasma membrane is still unclear. This study investigated the role of stor...

journal_title：Toxicology letters

authors： Liu H,Jia X,Luo Z,Guan H,Jiang H,Li X,Yan M

更新日期：2012-02-05 00:00:00

abstract：:An atomic absorption spectrophotometric (AAS) method was successfully applied to analysis of urine for arsenic (As) as a measure of biological monitoring of occupational exposure to As in Vietnam. The application of the method to urine samples from 75 non-exposed control urbanites (after 2-day abstinence from sea food...

journal_title：Toxicology letters

authors： Dang TM,Tran QT,Vu KV

更新日期：1999-09-05 00:00:00

abstract：:Since guanidinoacetic acid (GAA), a precursor of creatine, is synthesized mainly in the proximal tubule of the kidney where gentamicin (GM) nephrotoxicity often occurs, GM-induced renal cell damage was investigated using GAA synthesis in tubular suspension as an indicator. Results obtained were as follows: (1) GAA syn...

journal_title：Toxicology letters

authors： Takeda M,Jung KY,Sekine T,Endou H,Koide H

更新日期：1995-11-15 00:00:00

abstract：:The liver, which is the major organ responsible for the metabolism of drugs and toxic chemicals, is also the primary target organ for many toxic chemicals. Increasing evidence has indicated that inflammatory processes are intimately involved in chemical-induced hepatotoxic processes, and like other inflammatory diseas...

journal_title：Toxicology letters

authors： Luster MI,Simeonova PP,Gallucci RM,Bruccoleri A,Blazka ME,Yucesoy B

更新日期：2001-03-31 00:00:00

abstract：:Toxicological data used for risk assessments must undergo an evaluation of reliability. Nevertheless, a reliability evaluation scheme for such data has yet to be established in China. A method termed TRAM (Toxicological data Reliability Assessment Method) was developed to evaluate toxicological data reliability. A que...

journal_title：Toxicology letters

authors： Bian Q,Ping Y,Jun W,Lyu Z,Song Y,Zhang L,Liu Z

更新日期：2019-09-01 00:00:00