Cytotoxicity profiles of multi-walled carbon nanotubes with different physico-chemical properties.

abstract：:The effects of chlorpyrifos and fenvalerate on the activity of the cellulase, superoxide dismutase (SOD) and catalase (CAT) of the earthworm (Eisenia foetida) were studied. Earthworms were exposed to chlorpyrifos and fenvalerate at a final concentration of 10, 20, and 40 mg/kg dry soil, respectively. Tissues from each...

journal_title：Toxicology mechanisms and methods

authors： Wang JH,Zhu LS,Liu W,Wang J,Xie H

更新日期：2012-04-01 00:00:00

abstract：:ABSTRACT Dermal exposure to JP-8 petroleum jet fuel leads to toxicological responses in humans and rodents. Serum profiling is a molecular analysis of changes in the levels of serum proteins and other molecules in response to changes in physiology. This present study utilizes serum profiling approaches to examine biom...

journal_title：Toxicology mechanisms and methods

authors： Larabee JL,Hocker JR,Cheung JY,Gallucci RM,Hanas JS

更新日期：2008-01-01 00:00:00

abstract：:ABSTRACT This paper presents the results from an evaluation of the noncommercial, (quantitative) structure-activity relationship ([Q]SAR) models for the prediction of mutagenicity and carcinogenicity, carried out in a collaboration between the European Chemicals Bureau Group on Computational Toxicology and the Italian...

journal_title：Toxicology mechanisms and methods

authors： Benigni R,Bossa C

更新日期：2008-01-01 00:00:00

abstract：:ABSTRACT The purpose of this study, carried out in Wistar rats, was to evaluate the protective effect of dietary restriction (performed by intermittent fasting) against oxidative stress induced by a low concentration of nickel chloride in kidney, liver, uterus, and ovary. Lipid peroxidation (TBARS), catalase activity,...

journal_title：Toxicology mechanisms and methods

authors： Hfaiedh N,Allagui MS,Carreau S,Zourgui L,Feki A,Croute F

更新日期：2008-01-01 00:00:00

abstract：:Dioxins and dioxin-like compounds (DLCs) are the ones with poor water solubility and low volatility, resistant to physical, chemical and biological processes, persistent in the environment even under extreme conditions. Due to lipophilic nature, they get adhered to the fatty material and concentrate through biomagnifi...

journal_title：Toxicology mechanisms and methods

authors： Khan MF,Alam MM,Verma G,Akhtar W,Rizvi MA,Ali A,Akhter M,Shaquiquzzaman M

更新日期：2017-02-01 00:00:00

abstract：:The present study was designed to investigate the effects of aqueous Azadirchta Indica leaf extract (AAILE) on serum glycoprotein contents and tumor incidence rate in colon of rats subjected to Dimethylhydrazine (DMH) treatment. Forty rats were divided equally and randomly into four groups viz., Group I (normal contro...

journal_title：Toxicology mechanisms and methods

authors： Ramzanighara A,Ezzatighadi F,Rai DV,Dhawan DK

更新日期：2009-05-01 00:00:00

abstract：:Benzo(a)pyrene (BaP) was a well-known environmental pollutant, numerous studies had implicated BaP as a causative agent in human cancer, particularly lung cancer. The lemongrass essential oil (LEO) possessed various pharmacological activities, especially the anti-oxidative stress and cancer prevention. In the current ...

journal_title：Toxicology mechanisms and methods

authors： Jiang J,Xu H,Wang H,Zhang Y,Ya P,Yang C,Li F

更新日期：2017-02-01 00:00:00

abstract：:Reported myocardial pathology resulting from increased levels of catecholamines in vivo has led us to investigate the effect of adrenalin on the gap junction proteins connexin 40 (Cx40) and Cx43 and the possible relationship to vascular toxicity. Adrenalin and its known metabolites, adrenochrome and adrenolutin, were ...

journal_title：Toxicology mechanisms and methods

authors： Moreau V,Novak MJ,Moore LK

更新日期：2006-01-01 00:00:00

abstract：:The implications of delta-aminolevulinic acid dehydratase (ALAD) polymorphism for lead kinetics and toxicity have been mainly studied in occupationally exposed adults. Therefore, our purpose was to evaluate the distribution of ALAD genotype and its association with biomarkers of exposure (PbB levels) and effect (Blood...

journal_title：Toxicology mechanisms and methods

authors： Mijares IA,López P,Rosado JL,Cebrián A,Vera-Aguilar E,Alatorre J,Quintanilla-Vega MB,García AE,Stoltzfus RJ,Cebrián ME,García-Vargas GG

更新日期：2006-01-01 00:00:00

abstract：BACKGROUND AND PURPOSE:Gentamicin (GM) is used against bacterial infections. The aim of our investigation was to evaluate the role of inflammation and also oxidative damage in nephrotoxic potential of GM and protective effects of Nasturtium officinale (watercress) against GM-induced nephrotoxicity in Wistar rats. MATE...

journal_title：Toxicology mechanisms and methods

authors： Shahani S,Behzadfar F,Jahani D,Ghasemi M,Shaki F

更新日期：2017-02-01 00:00:00

abstract：:Plethysmograph measurement of respiratory phenotypes provides a highly sensitive means to study nicotine response in experimental model animals. We measured average respiratory frequency, tidal volume, minute volume and inspiratory time in C3H/HeJ and C57BL/6J mice subcutaneously administered 0.35 and 0.70 mg/kg nicot...

journal_title：Toxicology mechanisms and methods

authors： Bloom AJ

更新日期：2019-09-01 00:00:00

abstract：:Prochloraz is a broad-spectrum contact imidazol fungicide used against several diseases in wheat, barley and oleaginous plants but also for treatment of flower production. Although prochloraz has endocrine disrupting and hepatocarcinogenic effects, there is lack of data on toxic effects of prochloraz. Therefore, we ai...

journal_title：Toxicology mechanisms and methods

authors： Alpertunga B,Kara M,Abudayyak M,Oztas E,Ozden S,Ozhan G

更新日期：2014-05-01 00:00:00

abstract：:Limited information is available regarding systemic changes in mammals associated with exposures to petroleum/hydrocarbon fuels. In this study, systemic toxicity of JP-8 jet fuel was observed in a rat inhalation model at different JP-8 fuel vapor concentrations (250, 500, or 1000 mg/m(3), for 91 days). Gel electrophor...

journal_title：Toxicology mechanisms and methods

authors： Hanas JS,Bruce Briggs G,Lerner MR,Lightfoot SA,Larabee JL,Karsies TJ,Epstein RB,Hanas RJ,Brackett DJ,Hocker JR

更新日期：2010-05-01 00:00:00

abstract：:We investigated the prooxidant effects of bisphenol A (BPA) phenoxyl radicals in comparison with the phenoxyl radicals of 3-tert-butyl-4-hydroxyanisole (BHA), 2,6-di-tert-butyl-methylphenol (BHT) and 4-tert-butylphenol (TBP). The phenoxyl radicals, generated in situ by 1-electron oxidation of the corresponding phenol,...

journal_title：Toxicology mechanisms and methods

authors： Babu S,Uppu S,Claville MO,Uppu RM

更新日期：2013-05-01 00:00:00

abstract：:Human exposure to copper oxide (CuO) nanoparticles (NPs) is rapidly increasing and for this reason reliable toxicity test systems are urgently needed. Recently, the acute cytotoxicity of CuO NPs using the new toxicity test based on human bone marrow mesenchymal stem cells (hBMMSCs) has been evaluated. It was shown tha...

journal_title：Toxicology mechanisms and methods

authors： Murgia A,Mancuso L,Manis C,Caboni P,Cao G

更新日期：2016-10-01 00:00:00

abstract：:ABSTRACT Although copper is an essential metal and cadmium is an environmental pollutant, both are toxic when present in excess. Metallothionein and glutathione are two of the key components that participate in detoxification of copper and cadmium. In the present study the role of glutathione in resistance to copper a...

journal_title：Toxicology mechanisms and methods

authors： Bi WX,Kong F,Hu XY,Cui X

更新日期：2007-01-01 00:00:00

abstract：:This report explores the direct counting of "hair-like" struc-tures specific for Gram-positive bacteria. Indications show that these structures are intact after removal from the cell and are sufficiently different from species to species of bacteria to give an indication of bacteria type if not actual identification. ...

journal_title：Toxicology mechanisms and methods

authors： Wick CH,Jabbour RE,McCubbin PE,Deshpande SV

更新日期：2006-01-01 00:00:00

abstract：:The present study investigated the protective effect of hesperidin on carbohydrate metabolizing enzymes in streptozotocin-induced diabetic rats. Hesperidin was administered to streptozotocin-induced (40 mg/kg b.w.) diabetic rats at different dosages of (25, 50, 100 mg/kg b.w.) respectively for 30 days to evaluate its ...

journal_title：Toxicology mechanisms and methods

authors： Sundaram R,Nandhakumar E,Haseena Banu H

更新日期：2019-11-01 00:00:00

abstract：:The epidemiological association between black cherry trees and mare reproductive loss syndrome has focused attention on cyanide and environmental cyanogens. This article describes the toxicokinetics of cyanide in horses and the relationships between blood cyanide concentrations and potentially adverse responses to cya...

journal_title：Toxicology mechanisms and methods

authors： Dirikolu L,Hughes C,Harkins D,Boyles J,Bosken J,Lehner F,Troppmann A,McDowell K,Tobin T,Sebastian MM,Harrison L,Crutchfield J,Baskin SI,Fitzgerald TD

更新日期：2003-01-01 00:00:00

abstract：:Silver and gold nanoparticles (Ag-AuNPs) are currently some of the most manufactured nanomaterials. Accordingly, the hazards associated with human exposure to Ag-AuNPs should be investigated to facilitate the risk assessment process. In particular, because pulmonary exposure to Ag-AuNPs occurs during handling of these...

journal_title：Toxicology mechanisms and methods

authors： Ávalos A,Haza AI,Mateo D,Morales P

更新日期：2015-01-01 00:00:00

abstract：:The CD1-haired mouse and the SKH-hairless mouse are two animal models that have been used to evaluate sulfur mustard (HD) exposure and protection in our laboratory. In a recent study we observed that a substance P inhibitor protected the haired mouse ear against an HD solution, but the same drug was not successful in ...

journal_title：Toxicology mechanisms and methods

authors： Logan TP,Shutz M,Schulz SM,Railer R,Ricketts KM,Casillas RP

更新日期：2002-01-01 00:00:00

abstract：:Chronic hyperglycemia leads to the development of microvascular complications like diabetic nephropathy. The present study investigated the potential effects of the hydroalcoholic extract of Tribulus terrestris, a plant of Zygophyllaceae family, on the renal complications in streptozotocin (STZ)-induced diabetic rats....

journal_title：Toxicology mechanisms and methods

authors： Gandhi S,Srinivasan BP,Akarte AS

更新日期：2013-09-01 00:00:00

abstract：:Despite the increasing use of amorphous silica nanoparticles (SNPs) in biomedical applications, their toxicity after intravenous administration remains a major concern. We investigated the effects of single 7 mg/kg intravenous infusions of 13 nm SNPs on hemodynamic parameters in rats. Hematological and biochemical par...

journal_title：Toxicology mechanisms and methods

authors： Zhuravskii S,Yukina G,Kulikova O,Panevin A,Tomson V,Korolev D,Galagudza M

更新日期：2016-05-01 00:00:00

abstract：BACKGROUND:The potential toxicity resulting from the possible interactions of the herbicides, Ultrazin (atrazine, ATZ) and Bretmont Wipeout (glyphosate, GLY) (as commercialized in Nigeria), is not completely known. We therefore evaluated reproductive- and hepato-toxicity in rats co-exposed to ATZ and GLY. METHODS:Six ...

journal_title：Toxicology mechanisms and methods

authors： Abarikwu SO,Akiri OF,Durojaiye MA,Adenike A

更新日期：2015-01-01 00:00:00

abstract：:Concern over the influence of carbon nanotubes (CNTs) on human health has arisen due to advances; however, little is known about the potential toxicity of CNTs. In this study, impurity-free single-wall carbon nanotubes (SWCNTs), with different physical properties in cell culture medium, were prepared by a novel disper...

journal_title：Toxicology mechanisms and methods

authors： Fujita K,Fukuda M,Endoh S,Kato H,Maru J,Nakamura A,Uchino K,Shinohara N,Obara S,Nagano R,Horie M,Kinugasa S,Hashimoto H,Kishimoto A

更新日期：2013-10-01 00:00:00

abstract：:The present study was designed for determining the exact mechanism of cytotoxic action of aluminum phosphide (AlP) in the presence of iron sucrose as the proposed antidote. Rats received AlP (12 mg/kg) and iron sucrose (5-30 mg/kg) in various sets and were connected to cardiovascular monitoring device. After identific...

journal_title：Toxicology mechanisms and methods

authors： Solgi R,Baghaei A,Golaghaei A,Hasani S,Baeeri M,Navaei M,Ostad SN,Hosseini R,Abdollahi M

更新日期：2015-01-01 00:00:00

abstract：CONTEXT:Although the liver is the primary target organ in acetaminophen (APAP) toxicity, other organs are affected. Previous data suggested that chronic APAP abuse can be ototoxic and the mechanism involves APAP-induced oxidative stress and reactive metabolite (N-acetyl-p-benzoquinone imine, NAPQI)-induced endoplasmic ...

journal_title：Toxicology mechanisms and methods

authors： McGill MR,Kennon-McGill S,Durham D,Jaeschke H

更新日期：2016-02-01 00:00:00

abstract：:During the last years, much attention was focused on the measurement of 8-oxo-7,8-dihydro-2'-deoxyguanosine (8-oxo-dG) as a marker of oxidative DNA damage. Among various analytical techniques, the (32)P-postlabeling assay has been applied in determination of 8-oxo-dG. However, artefactual DNA oxidation could take plac...

journal_title：Toxicology mechanisms and methods

authors： Maatouk I,Bouaïcha N,Plessis MJ,Périn F

更新日期：2006-01-01 00:00:00

abstract：:For good performance in clinical and forensic toxicology, it is important to be aware of the signs and symptoms related to xenobiotic exposure since they will assist clinicians to reach a useful and rapid diagnosis. This manuscript highlights and critically analyses clinical and forensic imaging related to ethanol abu...

journal_title：Toxicology mechanisms and methods

authors： Dinis-Oliveira RJ,Magalhães T,Moreira R,Proença JB,Pontes H,Santos A,Duarte JA,Carvalho F

更新日期：2014-02-01 00:00:00

abstract：:The objective of this study was to examine the toxicity of 1-(4-morpholinophenyl)-3-(4-fluorophenyl)-propenone (A) and 1-(4-morpholinophenyl)-3-(3-fluorophenyl)-propenone (B) on Spodoptera frugiperda (Sf9) cells and the mechanism of the toxicity. By cell-based thiazolyl blue tetrazolium bromide (MTT) assay, we found t...

journal_title：Toxicology mechanisms and methods

authors： Zhang X,Tao K,Hou T

更新日期：2012-05-01 00:00:00