Effect of adrenalin, adrenochrome, and adrenolutin on connexin proteins in the cardiovasculature.

abstract：:Oral cocaine administration results in hepatic necrosis, increased plasma transaminase concentration, and decreased antioxidative capability, which is potentiated by lipopolysaccharide (LPS) in male CF-1 mice. Females administered the same treatment regimen display none of the hepatotoxic effects seen in their male co...

journal_title：Toxicology mechanisms and methods

authors： Visalli T,Turkall R,Abdel-Rahman MS

更新日期：2005-01-01 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：:A suboptimal in utero environment can have detrimental effects on the pregnancy and long-term adverse "programing" effects on the offspring. Aflatoxin B1 is one of the potent reproductive toxicants and currently detected in both milk and tissues. This article focuses on the effects of prenatal exposure to graded doses...

journal_title：Toxicology mechanisms and methods

authors： Supriya Ch,Akhila B,Pratap Reddy K,Girish BP,Sreenivasula Reddy P

更新日期：2016-01-01 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：:The present study was designed to investigate the effect of ginsenoside Rh1 on myocardial injury and heart function in isoproterenol-induced cardiotoxicity in rats. Sprague-Dawley rats were subcutaneously injected with isoproterenol (20 mg/kg). Cardiac marker enzymes in serum, antioxidative parameters and inflammatory...

journal_title：Toxicology mechanisms and methods

authors： Gai Y,Ma Z,Yu X,Qu S,Sui D

更新日期：2012-10-01 00:00:00

abstract：:Carfilzomib (CFZ) is an inhibitor of proteasome that is generally used in the treatment of multiple myeloma but due to its cardiotoxicity clinical use may be limited. Dexrazoxane (DZR), an inhibitor of topoisomerase-II, prevents cardiac damage by reducing the formation of reactive oxygen species and hypertrophic gene ...

journal_title：Toxicology mechanisms and methods

authors： Al-Harbi NO

更新日期：2016-01-01 00:00:00

abstract：:Allergic rhinitis (also known as hay fever) is the most commonly occurring immunological disorder, and it affects 40 million men, women, and children in the United States. Symptomatically, it is an inflammation and irritation of the mucous membranes that line the nose. Allergy is defined as a state of hypersensitivity...

journal_title：Toxicology mechanisms and methods

authors： Amit A,Saxena VS,Pratibha N,Bagchi M,Bagchi D,Stohs SJ

更新日期：2003-01-01 00:00:00

abstract：:Some environmental pollutants derived from industrial processes have been suggested to be responsible for neurological impairment in children, especially in heavily polluted areas. Since these compounds are usually activators of aryl hydrocarbon receptor (AhR), it would be important to better understand the molecular ...

journal_title：Toxicology mechanisms and methods

authors： Imran S,Ferretti P,Vrzal R

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：:The aim of this study was to evaluate the effects of different doses of an adenosine A(1) selective agonist, phenylisopropyl adenosine (PIA), on metamidophos-induced cholinergic symptoms, mortality, diaphragm muscle necrosis, and brain oxidative stress. A LD(50) dose of metamidophos (20 mg/kg body weight, p.o.) was fo...

journal_title：Toxicology mechanisms and methods

authors： Kalkan S,Ozdemir D,Ergur BU,Hazardin NU,Akgun A,Topcu A,Kaplan YC,Hocaoglu N,Oransay K,Tuncok Y

更新日期：2009-02-01 00:00:00

abstract：:Tumor progression is the continual selection of variant subpopulations of malignant cells that have acquired increasing levels of genetic instability (Nowell Science 1976, 194, 23-28). This instability is manifested as chromosomal aneuploidy or translocations, viral integration or somatic mutations that typically affe...

journal_title：Toxicology mechanisms and methods

authors： Huppi K,Pitt J,Wahlberg B,Caplen NJ

更新日期：2011-05-01 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：:Nicotine, an active substance present in tobacco has been identified as a major risk factor for lung related diseases. In the present study, we have evaluated the protective effect of curcumin on circulatory lipid peroxidation and antioxidants in nicotine administered Wistar rats. Lung toxicity was induced by subcutan...

journal_title：Toxicology mechanisms and methods

authors： Kalpana C,Menon VP

更新日期：2004-01-01 00:00:00

abstract：BACKGROUND:Arsenic has been shown to cause various diseases (such as blackfoot disease, cardiovascular diseases, bladder cancer and skin cancer) in many areas of the world. However, the effects of arsenic on cardiac rhythm functions still lack investigation. METHODS:In this study, different concentrations of arsenic w...

journal_title：Toxicology mechanisms and methods

authors： Phan NN,Li KL,Lin YC

更新日期：2018-07-01 00:00:00

abstract：:Monte Carlo based method by using either SMILES based or combination of SMILES and Graph-based descriptors is an important strategy to build the QSAR/QSTR model for prediction of different biological endpoints. In this study, Monte Carlo based QSTR approach was applied to the dataset of 90 nitroaromatic compounds rela...

journal_title：Toxicology mechanisms and methods

authors： Mondal D,Ghosh K,Baidya ATK,Gantait AM,Gayen S

更新日期：2020-05-01 00:00:00

abstract：:During an avian mass mortality event investigation at the National Fish and Wildlife Forensic Laboratory in Ashland, OR, imidacloprid became an insecticide of concern. A qualitative analytical toxicology screen of seeds, plucks (tongue, esophagus, and trachea), and ventricular contents was requested. A method for the ...

journal_title：Toxicology mechanisms and methods

authors： Buchweitz JP,Viner TC,Lehner AF

更新日期：2019-09-01 00:00:00

abstract：:ABSTRACT The ideal toxicity biomarker is composed of the properties of prediction (is detected prior to traditional pathological signs of injury), accuracy (high sensitivity and specificity), and mechanistic relationships to the endpoint measured (biological relevance). Gene expression-based toxicity biomarkers ("sign...

journal_title：Toxicology mechanisms and methods

authors： Shi W,Bugrim A,Nikolsky Y,Nikolskya T,Brennan RJ

更新日期：2008-01-01 00:00:00

abstract：:The study aims at evaluating the combination of the quinocetone and the ML-7 in preclinical hepatocellular carcinoma models. To this end, the effect of quinocetone and ML-7 on apoptosis induction and signaling pathways was analyzed on HepG2 cell lines. Here, we report that ML-7, in a nontoxic concentration, sensitized...

journal_title：Toxicology mechanisms and methods

authors： Zhou Y,Zhang S,Deng S,Dai C,Tang S,Yang X,Li D,Zhao K,Xiao X

更新日期：2016-01-01 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：:Preeclampsia is a multisystem disorder with profound implications on both mother and fetus. Analysis of umbilical cord blood red blood cell (RBC) changes shall depict the fetal response to pregnancy-specific complications like preeclampsia. This study aims to analyze the regulation relationship between HSP90α and heme...

journal_title：Toxicology mechanisms and methods

authors： Ekambaram P,Jayachandran T,Dhakshinamoorthy L

更新日期：2013-02-01 00:00:00

abstract：:The present study was designed to determine whether the treatment with an ethanolic extract of pomegranate (EEP) (Punica granatum) can be useful for the treatment of the deleterious effect of lead acetate (LA) administration on sperm production in rats. The effects of EEP were compared with those of ascorbic acid (AA)...

journal_title：Toxicology mechanisms and methods

authors： Leiva KP,Rubio J,Peralta F,Gonzales GF

更新日期：2011-07-01 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：:Renal disease is a common complication of diabetes mellitus. The pathogenesis of diabetic nephropathy is not well understood, but hyperglycemia seems to be a crucial factor. Recent evidence indicates that the overproduction of reactive oxygen species, observed in both clinical and experimental diabetes, and mitochondr...

journal_title：Toxicology mechanisms and methods

authors： Seiça R,Santos DL,Palmeira CM,Moreno AJ,Sena C,Cunha MF,Santos MS

更新日期：2005-01-01 00:00:00

abstract：:Timolol is a medication used widely to treat glaucoma. Regarding Ca2+ signaling, timolol was shown to modulate Ca2+-related physiology in various cell types, however, the effect of timolol on Ca2+ homeostasis and cell viability has not been explored in human prostate cancer cells. The aim of this study was to explore ...

journal_title：Toxicology mechanisms and methods

authors： Wang JL,Chou CT,Liang WZ,Wu CJ,Kuo CC,Hao LJ,Shieh P,Jan CR

更新日期：2019-02-01 00:00:00

abstract：:Ornithine decarboxylase (ODC) activity is used widely as a biomarker for tumor promotion in animal model systems. Several previous studies have reported increases in ODC activity in tissues of rats exposed to 60 Hz magnetic fields. The goals of this study were to confirm these findings and to determine whether ODC act...

journal_title：Toxicology mechanisms and methods

authors： McDonald LJ,Loberg LI,McCormick DL,Gauger JR,Savage RE Jr,Zhu H,Lotz WG,Mandeville R,Owen RD,Cress LW,Desta AB

更新日期：2003-01-01 00:00:00

abstract：:Methylglyoxal (MG) is a reactive dicarbonyl metabolite originated mainly from glucose degradation pathway that plays an important role in the pathogenesis of diabetes mellitus (DM). Reactions of MG with biological macromolecules (proteins, DNA and lipids) can induce cytotoxicity and apoptosis. Here, human erythrocytes...

journal_title：Toxicology mechanisms and methods

authors： Prestes AS,Dos Santos MM,Ecker A,Zanini D,Schetinger MR,Rosemberg DB,da Rocha JB,Barbosa NV

更新日期：2017-05-01 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：:In the present investigation acetylcholinesterase (AChE) was estimated in erythrocytes from blood samples exposed to four commonly used organophosphorus pesticides in vitro. The aim of the study was to determine the IC50 concentration of the pesticides monocrotophos, chlorpyrifos, profenofos, and acephate as inhibitor...

journal_title：Toxicology mechanisms and methods

authors： Das GP,Jamil K,Rahman MF

更新日期：2006-01-01 00:00:00

abstract：OBJECTIVE:The objective of the present study is to evaluate the antihyperlipidemic effect of Chlorella pyrenoidosa in diabetic rats exposed to cadmium (Cd). MATERIALS AND METHODS:Group 1 and 2 rats were treated as control and C. pyrenoidosa control. Group 3 and 4 rats were given single injection of streptozotocin (40 ...

journal_title：Toxicology mechanisms and methods

authors： Senthilkumar T,Sangeetha N,Ashokkumar N

更新日期：2012-10-01 00:00:00

abstract：:The influence of experimental conditions on gradient high-performance liquid chromatography/diode array detector separation and identification of 13 psychotropic drugs belonging to two groups--phenothiazines and tricyclic antidepressants--was examined. The main interaction effects of three experimental factors were de...

journal_title：Toxicology mechanisms and methods

authors： Madej K,Parczewski A,Kała M

更新日期：2003-01-01 00:00:00