Preventive effects of nerve growth factor against colistin-induced autophagy and apoptosis in PC12 cells.

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：:The β-glucans (β-G) are polysaccharides produced by various organisms, and sulfation of β-G renders them more soluble. With the objective to assess the effects of sulfated and non-sulfated β-G extracted from Agaricus brasiliensis in MCF-7 cells, assays were used to evaluate cytotoxicity, genotoxicity, cell proliferati...

journal_title：Toxicology mechanisms and methods

authors： Baranoski A,Tempesta Oliveira M,Semprebon SC,Niwa AM,Ribeiro LR,Mantovani MS

更新日期：2015-01-01 00:00:00

abstract：:This article described an improved brine shrimp larvae lethality microwell test method. A simply designed connecting vessel with alternative photoperiod was used to culture and collect high yield of active Artemia parthenogenetica nauplii for brine shrimp larvae lethality microwell test. Using this method, pure A. par...

journal_title：Toxicology mechanisms and methods

authors： Zhang Y,Mu J,Han J,Gu X

更新日期：2012-01-01 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：: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：:The aim of this work was to characterize inner mitochondrial membrane channels permeable to calcium cations (Ca(++)). Mitochondrial membranes isolated from rat heart were incorporated into the bilayer lipid membrane, and single Ca(++) channel currents were measured. The observed channels were selective for Ca(++) and ...

journal_title：Toxicology mechanisms and methods

authors： Komínková V,Novotová M,Ondrias K,Ravingerová T,Szewczyk A

更新日期：2004-01-01 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：: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：: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：:The brain is a well-organized, yet highly complex, organ in the mammalian system. Most investigators use the whole brain, instead of a selected brain region(s), for biochemical analytes as toxicological endpoints. As a result, the obtained data is often of limited value, since their significance is compromised due to ...

journal_title：Toxicology mechanisms and methods

authors： Gupta RC

更新日期：2004-01-01 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：:Owing to their structure and function, low-density lipoproteins (LDLs) are particularly susceptible to the oxidative modifications. To prevent against oxidative modification of LDL, L-carnitine, with endogenous small water-soluble quaternary amine possessing antioxidative properties, was used. The aim of this paper wa...

journal_title：Toxicology mechanisms and methods

authors： Augustyniak A,Stankiewicz A,Skrzydlewska E

更新日期：2008-07-01 00:00:00

abstract：:Angiogenesis, disturbance in redox homeostasis, and deregulated redox signaling are considered as common hallmarks of cancer progression and chemo resistance. In this context, PERK (protein kinase PKR-like ER kinase) branch of the unfolded protein response (UPR), an adaptive mechanism triggered by endoplasmic reticulu...

journal_title：Toxicology mechanisms and methods

authors： Sharma SH,Suresh Kumar J,Madhavan S,Nagarajan S

更新日期：2020-05-01 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：:Crotonaldehyde is a hazardous pollutant present in cigarette smoke and automobile exhausts that is generated by lipid peroxidation, and harmful to reproductive organs. Although we are often exposed to low doses of crotonaldehyde daily, its adverse effects on the reproductive organs have not been fully elucidated. To e...

journal_title：Toxicology mechanisms and methods

authors： Zhang B,Wei P,Men J,Zhang S,Shao H,Zhang Z

更新日期：2020-01-01 00:00:00

abstract：:Oxidative stress has a causative role in ischemic reperfusion-induced cell death. Evidence has shown that metformin is capable to reduce ischemic reperfusion injuries. The current study investigated the effect of metformin on ischemia/reperfusion-induced apoptosis in PC12 cells by evaluation of Bcl-2 family proteins e...

journal_title：Toxicology mechanisms and methods

authors： Mohammad Alizadeh E,Mahdavi M,Jenani Fard F,Chamani S,Farajdokht F,Karimi P

更新日期：2018-10-01 00:00:00

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：:Oxidative stress in biological systems can result in radical-induced lipid peroxidation (LPO), which can lead to the production of secondary reactive by-products such as 4-hydroxy-2-nonenal (HNE), malondialdehyde (MDA), acrolein, and acetaldehyde. These deleterious compounds are known to react with and concomitantly m...

journal_title：Toxicology mechanisms and methods

authors： Rainey RP,Gillman IG,Shi X,Cheng T,Stinson A,Gietl D,Albino AP

更新日期：2009-09-01 00:00:00

abstract：:In pregnancy, opioids may be used medically and also misused. We hypothesized that the umbilical cord (UC) could be a good screening tool for determining opioid exposure and improving medical care. One hundred and one UC, each with 50 associated ICD9/ICD10 codes were used. Using predictive pharmacokinetic analysis we ...

journal_title：Toxicology mechanisms and methods

authors： Knight SJ,Smith AD,Wright TE,Collier AC

更新日期：2019-01-01 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：CONTEXT:The critical role of CaMKIIδ isoforms in cardiac hypertrophy is well documented. OBJECTIVE:This study was aimed to investigate the possible inhibitory effects of aliskiren (ALS) and/or carvedilol (CAV) on CaMKIIδ isoforms expression in experimental cardiac hypertrophy. MATERIALS AND METHODS:Male Wistar albino...

journal_title：Toxicology mechanisms and methods

authors： Bin-Dayel AF,Abdel Baky NA,Fadda LM,Mohammad RA,Al-Mohanna F

更新日期：2016-02-01 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：BACKGROUND:The anatomical and histological parameters of the human ventricle depend on many factors including age and sex. Myocyte volume and electric capacitance are significant physiological parameters of left ventricle cardiomyocyte mathematical models. They allow the assessment of inter-individual variability durin...

journal_title：Toxicology mechanisms and methods

authors： Polak S,Fijorek K,Glinka A,Wisniowska B,Mendyk A

更新日期：2012-01-01 00:00:00

abstract：:Zinc (Zn) is one of the essential trace elements and has numerous physiological functions. Zn acts as an antioxidant and also as a part of other antioxidant related proteins, such as metallothionein (MT) and Zn-copper superoxide dismutase. Zn deficiency often occurs in patients with diabetes. Therefore, the effect of ...

journal_title：Toxicology mechanisms and methods

authors： Li B,Tan Y,Sun W,Fu Y,Miao L,Cai L

更新日期：2013-01-01 00:00:00

abstract：:How triptolide is associated with mitochondrial dysfunction and apoptosis in connection with its hepatotoxicity remains unclear. The objective of our study was to find out the link between mitochondrial dynamics and cell death in triptolide induced hepatotoxicity. We treated L02 cells with 25 nM concentration of tript...

journal_title：Toxicology mechanisms and methods

authors： Hasnat M,Yuan Z,Ullah A,Naveed M,Raza F,Baig MMFA,Khan A,Xu D,Su Y,Sun L,Zhang L,Jiang Z

更新日期：2020-02-01 00:00:00

abstract：BACKGROUND:Oxytocin (OT) injections have been indiscriminately used to milk cattle in dairy industries. There is no study available regarding surveillance of OT in market milk samples. MATERIAL AND METHODS:OT from milk samples was extracted by precipitation with trichloroacetic acid and passed through the solid phase ...

journal_title：Toxicology mechanisms and methods

authors： Mishra M,Ali S,Das M

更新日期：2014-06-01 00:00:00

abstract：:ABSTRACT The present investigation was undertaken to examine the effects of chlorpyrifos (CP, an organophosphate) and deltamethrin (DM, a pyrethroid pesticide) treatments at low and high doses and their combination on lipid peroxidation and antioxidant enzyme activities such as SOD, GSH-Px, and CAT and also AChE activ...

journal_title：Toxicology mechanisms and methods

authors： Tüzmen MN,Candan N,Kaya E

更新日期：2007-01-01 00:00:00

abstract：:The specific properties of silver nanoparticles (AgNPs), such as antimicrobial activity and electrical conductivity, allow them to be used in many fields. However, their expanding application is also raising health, environmental and safety concerns. Previous in vivo AgNP toxicity studies have indicated a gender-diffe...

journal_title：Toxicology mechanisms and methods

authors： Dong MS,Choi JY,Sung JH,Kim JS,Song KS,Ryu HR,Lee JH,Bang IS,An K,Park HM,Song NW,Yu IJ

更新日期：2013-07-01 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：:We investigated the effect of two extracts from Peruvian plants given alone or in a mixture on sperm count and glycemia in streptozotocin-diabetic mice. Normal or diabetic mice were divided in groups receiving vehicle, black maca (Lepidium meyenii), yacon (Smallanthus sonchifolius) or three mixtures of extracts black ...

journal_title：Toxicology mechanisms and methods

authors： Gonzales GF,Gonzales-Castañeda C,Gasco M

更新日期：2013-09-01 00:00:00