A comparative evaluation of mutagenic, antimutagenic, radical scavenging and antibacterial activities of essential oils of Pituranthos chloranthus (Coss. et Dur.).

abstract：:Three alkyl diamines, which are by-products formed and separated during the production of hexamethylene diamine, have been tested, mostly for their acute toxicity. This paper reviews methodologies used and the results obtained from these three chemicals. All three tested [2-methyl-1,5-pentanediamine (2-MP), 1,3-diamin...

journal_title：Drug and chemical toxicology

authors： Kennedy GL Jr

更新日期：2007-01-01 00:00:00

abstract：:The venoms of wasps are a complex mixture of biologically active compounds, such as low molecular mass compounds, peptides, and proteins. The aim of the study was to evaluate the action of wasp venoms, Polybia occidentalis and Polybia fastidiosa, on the DNA of human leukocytes and on the cell cycle and genetic materia...

journal_title：Drug and chemical toxicology

authors： José Palmieri M,Ribeiro Barroso A,Fonseca Andrade-Vieira L,Monteiro MC,Martins Soares A,Souza Cesar PH,Aparecida Braga M,Cardoso Trento MV,Marcussi S,Chamma Davide L

更新日期：2019-07-01 00:00:00

abstract：:Chemical pretreatment is effective against a 2 LD50 challenge of soman, sarin or VX or a 5 LD50 challenge of tabun. Chemical pretreatment followed by post challenge therapy should be effective against greater levels of agent. Such tests in guinea pigs are reported here; pretreatment regimens (PRGs) consisted of physos...

journal_title：Drug and chemical toxicology

authors： Lennox WJ,Harris LW,Anderson DR,Solana RP,Murrow ML,Wade JV

更新日期：1992-01-01 00:00:00

abstract：:Adriamycin (ADR) causes morphological and functional alterations in mitochondrial structure in the heart. The study's aim was to determine whether there is a protective effect of selenium (Se) on ADR-induced cardiac damage. Rats were divided into four groups: The first group was injected saline intraperitoneally (i.p....

journal_title：Drug and chemical toxicology

authors： Dursun N,Taşkın E,Yerer Aycan MB,Sahin L

更新日期：2011-04-01 00:00:00

abstract：:This paper discusses the merits and disadvantages of a specific proposal for a numerical calculation of the reference dose (RfD) with explicit recognition of both uncertainty and variability. It is suggested that the RfD be the lower (more restrictive) value of: The daily dose rate that is expected (with 95% confidenc...

journal_title：Drug and chemical toxicology

authors： Hattis D,Baird S,Goble R

更新日期：2002-11-01 00:00:00

abstract：:The quantities of selenium, tar and nicotine present in mainstream (MS) and sidestream (SS) smoke of machine-smoked cigarettes was studied. The cigarettes were prepared from tobacco purposely cultured on fly ash-amended soil so as to increase its selenium concentration. Selenium concentration was found to be the same ...

journal_title：Drug and chemical toxicology

authors： Gutenmann WH,Lisk DJ,Shane BS,Hoffmann D,Adams JD

更新日期：1987-01-01 00:00:00

abstract：:Genotoxicity of nimesulide (NM) was evaluated by employing bone marrow (BM) chromosomal aberration (CA) and micronucleus assays in Swiss albino mice. For BM CA assay, mice of either sex were treated orally with 1.5, 2.5 and 5 mg body weight solution of NM in 0.2 mL of 0.05% CMC (carboxy methyl cellulose) daily for 4, ...

journal_title：Drug and chemical toxicology

authors： Tripathi R,Tripathi P,Pancholi SS,Patel CN

更新日期：2014-07-01 00:00:00

abstract：:The immunomodulatory effects of two plant regulators, cycloheximide and maleic hydrazide, were investigated by injecting the compounds twice weekly for 4 weeks in female Swiss Webster white mice. The animals were antigenically challenged with sheep red blood cells on day 24 of the study. Although humoral immunity was ...

journal_title：Drug and chemical toxicology

authors： Olson LJ,Hinsdill RD,Weltman DJ

更新日期：1983-01-01 00:00:00

abstract：:Aluminum (Al)-induced toxicity in fruit fly (Drosophila melanogaster) is one of the established models for studying neurotoxicity and neurodegenerative diseases. Alkaloid phytochemicals have been reported to exhibit neuroprotective effects. Therefore, the aim of this study is to determine the effect of alkaloid extrac...

journal_title：Drug and chemical toxicology

authors： Adedayo BC,Ogunsuyi OB,Akinniyi ST,Oboh G

更新日期：2020-01-03 00:00:00

abstract：:In adult female Wistar rats, pretreated by gavage with two doses - 16 or 256 mumol/kg - of cyanamide, TMTD (tetramethylthiuram disulfide), TMTM (tetramethylthiuram monosulfide), Ziram or Zineb at 90 min or 18 h before administration of 2 g of ethanol/kg i.p., the blood acetaldehyde levels were significantly increased ...

journal_title：Drug and chemical toxicology

authors： García de Torres G,Römer KG,Torres Alanis O,Freundt KJ

更新日期：1983-01-01 00:00:00

abstract：:Chronic exposure to solar ultraviolet (UV) light induces photoaging in human skin. Our previous results have shown that areca nut procyanidins (ANPs) have antioxidant capacity and possess potential anti-inflammatory effects. Here, we aimed to investigate the effect of ANPs on UVB-induced photoaging. In the present stu...

journal_title：Drug and chemical toxicology

authors： Weng CL,Chen CC,Tsou HH,Liu TY,Wang HT

更新日期：2019-12-02 00:00:00

abstract：:Adult male Sprague Dawley rats were gavaged with 2,4-dinitrotoluene (2,4-DNT) dissolved in corn oil at 0, 60, 180, or 240 mg/kg/day for five days. A single oral dose (0.5 mg/kg) of triethylenemelamine was used as a positive control. Induction of dominant lethal events was scored on the basis of early fetal deaths. At ...

journal_title：Drug and chemical toxicology

authors： Lane RW,Simon GS,Dougherty RW,Egle JL Jr,Borzelleca JF

更新日期：1985-01-01 00:00:00

abstract：:Organoselenium compounds can cause anemia in mice, possibly as a consequence of impairment of the heme biosynthesis pathway. Such compounds can inhibit the sulfhydryl-containing enzyme delta-aminolevulinate dehydratase (delta-ALA-D), which is involved in the heme biosynthetic pathway, leading to a decrease in the synt...

journal_title：Drug and chemical toxicology

authors： Folmer V,Farina M,Maciel EN,Nogueira CW,Zeni G,Emanuelli T,Rocha JB

更新日期：2004-11-01 00:00:00

abstract：:In the present study, coffee (CF) was evaluated for its protective effects against genotoxic damage and oxidative stress induced by the chemotherapeutic drug, cyclophosphamide (CPH). The sex-linked recessive lethal (SLRL) test was employed to study the induction of mutations in the larvae as well as in all the success...

journal_title：Drug and chemical toxicology

authors： Nagpal I,Abraham SK

更新日期：2019-09-01 00:00:00

abstract：:In 1994, the United States Environmental Protection Agency (USEPA) developed a screening methodology for conducting indirect exposure risk assessments for combustion facilities. The United States Army Center for Health Promotion and Preventive Medicine currently utilizes this methodology in conjunction with other USEP...

journal_title：Drug and chemical toxicology

authors： Walter MA

更新日期：1999-02-01 00:00:00

abstract：BACKGROUND:Plasmodium yoelii nigeriensis (P. y. nigeriensis) produces lethal malaria infection in Swiss albino mice. Reactive oxygen species (ROS) such as superoxide anion, hydrogen peroxide along with endogenously produced tumor necrosis factor (TNF) have been implicated in the pathogenesis of malaria. OBJECTIVE:Stud...

journal_title：Drug and chemical toxicology

authors： Siddiqi NJ,Alhomida AS,Sharma B,Pandey VC

更新日期：2000-11-01 00:00:00

abstract：:Chrysin (CH) is a natural flavone which possesses antioxidant, anti-cancer, and anti-inflammatory properties. The aim of the present study was to investigate the effects of CH on biochemical parameters, histopathological changes, and genotoxicity and hematological indices in diazinon (DZN)-induced toxicity in BALB/c m...

journal_title：Drug and chemical toxicology

authors： Zeinali M,Meybodi NT,Rezaee SA,Rafatpanah H,Hosseinzadeh H

更新日期：2018-07-01 00:00:00

abstract：:The frequency of dexamethasone-induced cleft palate in mouse fetuses was studied at four fixed times on day 13 of gestation. On day 18, the fetuses were examined for malformations and corticosterone concentration was additionally measured. Evidence of a diurnal rhythm in cleft palate frequency, as well as in corticost...

journal_title：Drug and chemical toxicology

authors： Sauerbier I

更新日期：1986-01-01 00:00:00

abstract：:Polypeptide antibiotics, such as polymyxins and aminoglycosides, are essential for treatment of life-threatening Gram-negative infections. Acute kidney injury (AKI) attributed to treatment with these agents severely limits their clinical application. Because standard biomarkers (serum creatinine [sCRE] and blood urea ...

journal_title：Drug and chemical toxicology

authors： Burt D,Crowell SJ,Ackley DC,Magee TV,Aubrecht J

更新日期：2014-04-01 00:00:00

abstract：:Endophytic fungi are promising sources of bioactive substances; however, their secondary metabolites are toxic to plants, animals, and humans. This study aimed toevaluate the toxic, cytotoxic, mutagenic and oxidant/antioxidant activities of acetonitrile extract (AEPc), citrinin (CIT) and dicitrinin-A (DIC-A) of Penici...

journal_title：Drug and chemical toxicology

authors： de Oliveira Filho JWG,Andrade TJADS,de Lima RMT,Silva DHS,Dos Reis AC,Santos JVO,de Meneses APM,de Carvalho RM,da Mata AMO,de Alencar MVOB,Dias ACS,da Silva FCC,Islam MT,Clark CCT,Sousa JMCE,Melo-Cavalcante AAC

更新日期：2020-05-25 00:00:00

abstract：:The responses of atria isolated from four groups of rats: (a) control (air/H2O) and test animals treated with (b) 5 PPM nitrogen dioxide NO2 for 72 hours, (NO2/H2O), (c) 10% ethanol (ET) in water for 13 days, (air/ET), or (d) combination of NO2 and ET (NO2/ET). Isolated atria were tested with norepinephrine and dose r...

journal_title：Drug and chemical toxicology

authors： Early J,McGrath J,Messiha FS,Hughes MJ

更新日期：1983-01-01 00:00:00

abstract：:During a preclinical safety evaluation study, an indication of ocular toxicity was noted in beagle dogs receiving orally (gelatin capsules) once a day, 7 days a week for, respectively, 7 and 91 days, 10 mg/kg/day of Lortalamine, a new non-tricyclic anti-depressant compound. Lortalamine treated dogs showed, progressive...

journal_title：Drug and chemical toxicology

authors： Mally C,Thiebault JJ

更新日期：1990-01-01 00:00:00

abstract：:The in vitro effect of methyl mercury (MM) and lead (Pb) on N-methyl-D-aspartate (NMDA)-specific glutamate receptor binding in neonatal (10 days old) and adult rat brain was investigated. The cerebral cortex was isolated from the neonatal and adult male Sprague-Dawley rats and the synaptic plasma membranes were prepar...

journal_title：Drug and chemical toxicology

authors： Rajanna B,Rajanna S,Hall E,Yallapragada PR

更新日期：1997-02-01 00:00:00

abstract：:In this study, evaluation of the myocardiotoxic effect potential of ciprofloxacin and ofloxacin in juvenile rats and the role of oxidative stress in heart toxicity was conducted. Doses (25 and 50 mg/kg) of each drug were administered to the rats for 1 week. Serum biochemical cardiotoxicity parameters and tissue malond...

journal_title：Drug and chemical toxicology

authors： Saraçoğlu A,Temel HE,Ergun B,Colak O

更新日期：2009-01-01 00:00:00

abstract：:Adverse reactions induced by Chinese herbal injections have been frequently reported. However, the precise causes of these adverse reactions are not yet fully understood. The aim of the present study was to determine the role of chlorogenic acid (a ubiquitous component of Chinese herbs) in the toxicity of Chinese herb...

journal_title：Drug and chemical toxicology

authors： Li BQ,Dong X,Yang GQ,Fang SH,Gao JY,Zhang JX,Gu FM,Miao XM,Zhao H

更新日期：2010-10-01 00:00:00

abstract：CONTEXT:Heparin-binding epidermal growth factor like growth factor (HB-EGF) is an emerging therapeutic for the regeneration of the tympanic membrane (TM). OBJECTIVE:Our aim was to determine whether the doses of HB-EGF delivered in a sustained release hydrogel into a middle ear mouse model, would be measurable in the s...

journal_title：Drug and chemical toxicology

authors： Santa Maria PL,Kim S,Yang YP

更新日期：2016-10-01 00:00:00

abstract：:Evidence suggests that the effect of heavy metals on neuroimmune cells lead to neurogenic inflammatory responses. In this study, immune cells [mast cells (MCs) and microglia] and pro-neuroinflammation cytokines (interleukin-1b and tumor necrosis factor-α) were assessed in the prefrontal lobe of rat brains exposed to t...

journal_title：Drug and chemical toxicology

authors： Afsordeh K,Sadeghi Y,Amini A,Namvarpour Z,Abdollahifar MA,Abbaszadeh HA,Aliaghaei A

更新日期：2019-03-01 00:00:00

abstract：:2,3,7,8-Tetrachlorodibenzo-p-dioxin (TCDD) is a persistent environmental toxin formed as an unintentional by-product of incomplete combustion. Several therapeutic approaches have evolved to combat its toxicity since it elicits immunotoxicity, neurotoxicity, hepatotoxicity, carcinogenicity and lethality. Search for dru...

journal_title：Drug and chemical toxicology

authors： Ilavarasi K,Chermakani P,Arif Nisha S,Sheeja Malar D,Pandima Devi K

更新日期：2015-04-01 00:00:00

abstract：:Copper (Cu) is a heavy metal with the ability to induce, at high levels, neurobehavioral alterations, and oxidative stress (OS). On the other hand, melatonin (Mel) is a neurohormone that protects neurons from OS and has a modulatory effect on several behavioral processes. The present experiment was aimed to examine th...

journal_title：Drug and chemical toxicology

authors： Lamtai M,Zghari O,Azirar S,Ouakki S,Mesfioui A,El Hessni A,Berkiks I,Marmouzi I,Ouichou A

更新日期：2021-01-07 00:00:00

abstract：:The objective of this study was to determine if single/double strand DNA breaks could be induced by monocrotophos (organophosphorus pesticide) in mice in vivo using the comet assay. Mice were dosed orally with 0.046, 0.093, 0.186, 0.373 and 0.746 mg/kg body weight of monocrotophos, and the assay was performed on whole...

journal_title：Drug and chemical toxicology

authors： Mahboob M,Rahman MF,Danadevi K,Banu BS,Grover P

更新日期：2002-02-01 00:00:00