EGR1 is essential for deoxynivalenol-induced G2/M cell cycle arrest in HepG2 cells via the ATF3ΔZip2a/2b-EGR1-p21 pathway.

abstract：:Polycyclic aromatic hydrocarbons (PAHs), including benzo[a]pyrene (BaP), are ubiquitous environmental pollutants found in tobacco smoke, air pollution, and grilled foods. Reactive metabolites and reactive oxygen species generated during PAH metabolism are detoxified by reactions involving glutathione (GSH). Early life...

journal_title：Toxicology letters

authors： Ortiz L,Nakamura B,Li X,Blumberg B,Luderer U

更新日期：2014-10-15 00:00:00

abstract：:Intraperitoneal (i.p.) and intravenous (i.v.) injection of 44Ti in a chloride solution into mice produced no detectable translocation in body fluids. There was no obvious interorgan exchange up to 16 days after injection. The whole body biological retention half-lives had a mean of 642 days for both routes, another in...

journal_title：Toxicology letters

authors： Thomas RG,Archuleta RF

更新日期：1980-07-01 00:00:00

abstract：:Toxicogenomics describes the measurement of global gene expression changes in biological samples exposed to toxicants. This new technology promises to greatly facilitate research into toxicant mechanisms, with the possibility of assisting in the detection of compounds with the potential to cause adverse health effects...

journal_title：Toxicology letters

authors： Orphanides G

更新日期：2003-04-11 00:00:00

abstract：:5-Azactydine inhibits cell growth by direct cytotoxic action as well as by inhibition of DNA methyl transferase enzyme. Inhibitors of DNMT have been reported to potentiate the therapeutic activity of cisplatin in vitro. Dose dependent bone marrow toxicity, neurotoxicity and nephrotoxicity are the major side effects of...

journal_title：Toxicology letters

authors： Tikoo K,Ali IY,Gupta J,Gupta C

更新日期：2009-12-15 00:00:00

abstract：:A quantitative high-content screening (HCS) was suggested for the real-time monitoring of drug-induced mitochondrial dysfunction-mediated hepatotoxicity. This HCS is very advantageous in that it allows simultaneous observation of drug-induced activations of hepatotoxic pathways using hypermulticolor cellular imaging. ...

journal_title：Toxicology letters

authors： Kim JA,Han E,Eun CJ,Tak YK,Song JM

更新日期：2012-10-17 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：:The skin is highly sensitive to the chemical warfare agent in mustard gas, sulfur mustard (SM) that initiates a delayed injury response characterized by erythema, inflammation and severe vesication (blistering). Although SM poses a continuing threat, used as recently as in the Syrian conflict, no mechanism-based antid...

journal_title：Toxicology letters

authors： Achanta S,Chintagari NR,Brackmann M,Balakrishna S,Jordt SE

更新日期：2018-09-01 00:00:00

abstract：:Melamine is commonly used in a variety of consumer products such as furniture, dining ware, and food utensils. The chemical infamously gained worldwide attention by its illegal addition to a variety of foodstuffs in order to falsify protein content, which led to serious, sometimes fatal, health impacts in children and...

journal_title：Toxicology letters

authors： Bolden AL,Rochester JR,Kwiatkowski CF

更新日期：2017-10-05 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：:1. The oocyte of the African clawed toad (Xenopus laevis) offers a reliable, sensitive and disease resistant system to investigate recombinantly and endogenously expressed Ca2+ signaling G protein-coupled receptors and their intracellular signaling pathways. 2. To study receptor induced Ca2+ release, two-electrode vol...

journal_title：Toxicology letters

authors： Nietgen GW,Hönemann CW,Durieux ME

更新日期：1998-11-23 00:00:00

abstract：:A rat bioassay has been developed to provide an objective approach for the identification and classification of upper and lower respiratory tract irritants, with particular emphasis on the concentration-dependent induction and regression of lesions characteristic of asthma, such as persisting non-specific airway hyper...

journal_title：Toxicology letters

authors： Pauluhn J

更新日期：1996-08-01 00:00:00

abstract：:The effect of sorbic acid alone and in combination with sodium nitrite has been studied on bone marrow chromosomes of mice following 30 days oral treatment. Bone marrow of mice exposed to sorbic acid (15 mg/kg) and sorbic acid nitrite (7.5-1 mg/kg) showed an increase in mitotic index indicating that the drugs had an e...

journal_title：Toxicology letters

authors： Banerjee TS,Giri AK

更新日期：1986-05-01 00:00:00

abstract：:The assessment of human exposure to chemicals present in the diet is a rapidly developing discipline. The formulation of the "risk analysis paradigm" by the Codex Alimentarius Commission in 1994 defined the exposure assessment as an essential step of the risk assessment process. This has re-enforced demands to those j...

journal_title：Toxicology letters

authors： Luetzow M

更新日期：2003-04-11 00:00:00

abstract：:The changes in hepatic metallothionein (MT) and glutathione levels and cadmium distribution were investigated 72 hr after a subcutaneous administration of 1.5 mg Cd2+/kg as CdCl2H2O to normal and partially hepatectomized rats. Partial hepatectomy had no effect on native metallothionein content. Cadmium and MT content ...

journal_title：Toxicology letters

authors： Asokan P

更新日期：1982-06-01 00:00:00

abstract：:A comparison of the effects produced by size-fractionated tire particles (TP10 and TP2.5) and similar-sized urban particulate matter (PM10 and PM2.5), collected in Milan in 2007, on the lungs of mice has been performed. The focus is on early acute lung responses following intratracheal instillation of aerosolized part...

journal_title：Toxicology letters

authors： Mantecca P,Farina F,Moschini E,Gallinotti D,Gualtieri M,Rohr A,Sancini G,Palestini P,Camatini M

更新日期：2010-10-05 00:00:00

abstract：:Information about the effects of phytoestrogens in the liver, the main organ of metabolism, is limited. In this study we have examined the dose dependent effects of the phytoestrogen genistein (GEN) on gene expression in rat liver in comparison to the potent estrogen ethinylestradiol (EE). Special attention was paid t...

journal_title：Toxicology letters

authors： Geis RB,Diel P,Degen GH,Vollmer G

更新日期：2005-05-16 00:00:00

abstract：:Long-term excessive intake of fluoride (F) could lead to chronic fluorosis. To explore the underlying molecular mechanisms, present study is designed to elucidate the effect of fluoride on proteome expression of bone in sodium fluoride (NaF)-treated SD rats. Hematoxylin and eosin (H&E) staining was used to determine t...

journal_title：Toxicology letters

authors： Wei Y,Zeng B,Zhang H,Chen C,Wu Y,Wang N,Wu Y,Zhao D,Zhao Y,Iqbal J,Shen L

更新日期：2018-07-01 00:00:00

abstract：:Arsenic (As), a ubiquitous toxic metal, is an important environmental and industrial pollutant throughout the world. Inorganic As (iAs) is usually more harmful than organic ones and with a high risk of diabetes incidence by exposure. However, the toxicological effects of iAs on growth and function of pancreatic β-cell...

journal_title：Toxicology letters

authors： Lu TH,Su CC,Chen YW,Yang CY,Wu CC,Hung DZ,Chen CH,Cheng PW,Liu SH,Huang CF

更新日期：2011-02-25 00:00:00

abstract：:The oral LD50 of hymenoxon in Swiss white mice was found to be 241 +/- 37 mg/kg. No significant sex differences were observed. Pretreatment of male mice for 3 days using doses of 50 and 100 mg/kg hymenoxon failed to alter significantly pentobarbital sleeping time. Hymenoxon was found to be a direct-acting mutagen in t...

journal_title：Toxicology letters

authors： Jones DH,Kim HL

更新日期：1981-12-01 00:00:00

abstract：:Modulation of the cytochrome P450 (CYP) monooxygenase system by cadmium was investigated in male, adult DBA/2J mice treated with a single dose (16 micromol/kg body weight, i.p.) of cadmium chloride (CdCl2). Total CYP content of liver and kidney microsomes decreased maximally (56% and 85%, respectively) 24 and 18 h, re...

journal_title：Toxicology letters

authors： Abu-Bakar A,Satarug S,Marks GC,Lang MA,Moore MR

更新日期：2004-03-21 00:00:00

abstract：:Metallothionein (MT) is a low-molecular-weight and sulfur-rich protein that is induced by not only heavy metals but also physiological stresses such as fasting and restraint stresses. Although MT plays a role as a radical scavenger and a regulator of metabolism of metals, the biological function of MT induced by fasti...

journal_title：Toxicology letters

authors： Kondoh M,Kamada K,Kuronaga M,Higashimoto M,Takiguchi M,Watanabe Y,Sato M

更新日期：2003-08-28 00:00:00

abstract：:The classical way to demonstrate the efficiency of remediation is measuring the reduction of toxic compounds in the environment. Nevertheless, more important is the risk reduction in human health. To determine changing health effects, exposure and bio-effects have to be monitored at time of and during remediation. Kin...

journal_title：Toxicology letters

authors： Rolle-Kampczyk UE,Rehwagen M,Franck U,Weiss H,Krumbiegel P,Herbarth O

更新日期：2006-04-10 00:00:00

abstract：:Since a number of food and food products contain 2,4-hexadienal (HX), an unsaturated aldehyde, human exposure to HX is likely. Long term HX feeding to rodents induces forestomach cancers. Aldehyde dehydrogenases (ALDH) are key enzymes in the stomach for the metabolism of aldehydes. We examined the effect of short term...

journal_title：Toxicology letters

authors： Lee PC,Picchiottino C

更新日期：2003-01-13 00:00:00

abstract：:The effect of chlordimeform (CDM) treatment on the hepatic microsomal drug metabolizing enzymes was examined in male and female rats following either acute or repeated treatment. After acute administration of chlordimeform (100 mg/kg, i.p., 1 hour before killing) differential effects were observed in various parameter...

journal_title：Toxicology letters

authors： Budris DM,Yim GK,Carlson GP,Schnell RC

更新日期：1983-08-01 00:00:00

abstract：:The present study was undertaken in an attempt to reconcile the seemingly conflicting observations that glutathione-dependent biotransformation of methyl parathion (O,O-dimethyl-O-(4-nitrophenyl)phosphorothionate) by hepatic supernatant or partially purified glutathione S-transferases occurs in vitro, but not to any s...

journal_title：Toxicology letters

authors： Huang YS,Sultatos LG

更新日期：1993-06-01 00:00:00

abstract：:Bilitranslocase (BTL) is a plasma membrane carrier that transports organic anions of physiological and pharmacological interest. It is expressed in basolateral plasma membrane of kidney and liver. BTL has been recently described as a marker of transition from normal tissue to its neoplastic transformation in human kid...

journal_title：Toxicology letters

authors： Trebucobich MS,Hazelhoff MH,Chevalier AA,Passamonti S,Brandoni A,Torres AM

更新日期：2014-03-03 00:00:00

abstract：:Primary cultures of rat hepatocytes were exposed to various concentrations of L-asparaginase derived from Escherichia Coli. Protein synthesis was inhibited by about 33% and cellular glutamine was reduced proportionally to the enzyme concentration. However, protein synthesis was inhibited only by amounts of enzyme able...

journal_title：Toxicology letters

authors： Villa P,Corada M,Bartosek I

更新日期：1986-09-01 00:00:00

abstract：:Cyanobacteria ("blue-green algae"), such as Oscillatoria sp., are a ubiquitous group of bacteria found in freshwater systems worldwide that are linked to illness and in some cases, death among humans and animals. Exposure to cyanobacteria occurs via ingestion of contaminated water or food-products. Exposure of the gut...

journal_title：Toxicology letters

authors： Swanson-Mungerson M,Incrocci R,Subramaniam V,Williams P,Hall ML,Mayer AMS

更新日期：2017-06-05 00:00:00

abstract：:Poly(ADP-ribose) polymerases (PARPs) are a group of protein-modifying and nucleotide-polymerizing enzymes able to catalyze the transfer of multiple ADP-ribose units from NAD to substrate proteins. In the human genome, 16 different genes encoding for members of this emerging family of enzymes have been identified. Know...

journal_title：Toxicology letters

authors： Meli E,Pangallo M,Baronti R,Chiarugi A,Cozzi A,Pellegrini-Giampietro DE,Moroni F

更新日期：2003-04-04 00:00:00

abstract：:Chronic exposure to arsenic increases the risk of developing a variety of human cancers including lung carcinomas. However, the exact molecular mechanism underlying arsenic carcinogenicity remains largely unknown. Autophagy is a conserved catabolic process for maintaining cellular protein homeostasis whose defects mig...

journal_title：Toxicology letters

authors： Wu L,Wang Z,Li X,He X,Han Y,Chen Y,Liu L,Fu L,Zhang T

更新日期：2020-10-10 00:00:00