Induction of unscheduled DNA synthesis and micronucleus formation in Syrian hamster embryo fibroblasts treated with cysteine S-conjugates of chlorinated hydrocarbons.

abstract：:We have previously synthesized various diazenecarboxamides (subsequently referred to as diazenes) that were cytotoxic to several tumor cell lines. To increase their biological activity, the structure has been modified appropriately. In the present study we examined the effects of N(1)-phenyl-N(2)-(2-pyridinylmethyl)di...

journal_title：Cell biology and toxicology

authors： Jakopec S,Dubravcic K,Brozovic A,Polanc S,Osmak M

更新日期：2006-01-01 00:00:00

abstract：:We explored if epigenetic mechanisms could be involved in the down-regulated expression of catalase gene (CAT) in the doxorubicin-resistant acute myelogenous leukemia (AML)-2/DX100 cells. Down-regulated CAT expression in AML-2/DX100 cells was completely recovered after treatment of hydrogen peroxide (H(2)O(2)) and his...

journal_title：Cell biology and toxicology

authors： Lee TB,Moon YS,Choi CH

更新日期：2012-02-01 00:00:00

abstract：:Harmful algal blooms (HABs) can have both lethal and sublethal impacts on shellfish. To understand the possible roles of haemocytes in bivalve immune responses to HABs and how the algae are affected by these cells (haemocytes), in vitro tests between cultured harmful algal species and haemocytes of the northern quahog...

journal_title：Cell biology and toxicology

authors： Hégaret H,da Silva PM,Wikfors GH,Haberkorn H,Shumway SE,Soudant P

更新日期：2011-08-01 00:00:00

abstract：:Aging, injuries, and diseases can be considered as the result of malfunctioning or damaged cells. Regenerative medicine aims to restore tissue homeostasis by repairing or replacing cells, tissues, or damaged organs, by linking and combining different disciplines including engineering, technology, biology, and medicine...

journal_title：Cell biology and toxicology

authors： Mora C,Serzanti M,Consiglio A,Memo M,Dell'Era P

更新日期：2017-08-01 00:00:00

abstract：:Generating large amounts of recombinant protein in transgenic animals is often challenging and has a number of drawbacks compared to cell culture systems. The baculovirus expression vector system (BEVS) uses virus-infected insect cells to produce recombinant proteins to high levels, and these are usually processed in ...

journal_title：Cell biology and toxicology

authors： Hitchman RB,Possee RD,Crombie AT,Chambers A,Ho K,Siaterli E,Lissina O,Sternard H,Novy R,Loomis K,Bird LE,Owens RJ,King LA

更新日期：2010-02-01 00:00:00

abstract：:Knowledge of the acute toxic effects of chemicals is important for the protection of exposed humans. Since sufficient information in humans is often lacking, experiments on laboratory animals must be performed. The LD50 test, which requires large numbers of animals, has become the preferred procedure. It is now widely...

journal_title：Cell biology and toxicology

authors： Zbinden G

更新日期：1986-09-01 00:00:00

abstract：:Microcystin-leucine-arginine (MC-LR) was produced by toxic cyanobacteria, which has been shown to have potent hepatotoxicity. Our previous study has proved that MC-LR were able to promote intrahepatic biliary epithelial cell excessive proliferation. However, the underlying mechanism is not yet entirely clarified. Here...

journal_title：Cell biology and toxicology

authors： Yan M,Gu S,Pan C,Chen Y,Han X

更新日期：2021-01-21 00:00:00

abstract：:This study was implemented to test the Episkin model of reconstructed epidermis in the evaluation of the efficacy of cosmetic or dermopharmaceutical products on cutaneous energy metabolism. The energy metabolism is evaluated by measuring the concentration of intracellular ATP by a method using an ultrasensitive biolum...

journal_title：Cell biology and toxicology

authors： Buche P,Violin L,Girard P

更新日期：1994-12-01 00:00:00

abstract：:Interactions between microtubules and filamentous actin (F-actin) are essential to many cellular processes, but their mechanisms are poorly understood. We investigated possible roles of the myosin family of proteins in the interactions between filamentous actin (F-actin) and microtubules of budding yeast Saccharomyces...

journal_title：Cell biology and toxicology

authors： Chon K,Hwang HS,Lee JH,Song K

更新日期：2001-01-01 00:00:00

abstract：:The mouse skin cocarcinogens fluoranthene, pyrene, and undecane were used with the indirect-acting carcinogen, benzo(a)pyrene (BP), and the direct-acting alkylating carcinogen, beta-propiolactone (BPL), in an in vitro transformation assay. Dose response, cytotoxicity, and transformation studies with these compounds we...

journal_title：Cell biology and toxicology

authors： Atchison M,Atchison ML,Van Duuren BL

更新日期：1985-10-01 00:00:00

abstract：:Although estrogens have been detected in some echinoderm species, their role is not clearly understood; so we examined the effects of estrogens administered to sea urchin embryos and larvae. A typical malformation was exogastrulation, induced by the exposure to ethynylestradiol (EER) in a defined period of 12 h from 1...

journal_title：Cell biology and toxicology

authors： Kiyomoto M,Kikuchi A,Morinaga S,Unuma T,Yokota Y

更新日期：2008-12-01 00:00:00

abstract：:Previous studies showed that the pesticide lindane (gamma-hexachlorocyclohexane) inhibits gap junction intercellular communication in rat myometrial cells. The present study tested the hypothesis that lindane and the phorbol ester 12-O-tetradecanoylphorbol-13-acetate (TPA) inhibit gap junction communication in rat myo...

journal_title：Cell biology and toxicology

authors： Loch-Caruso R,Galvez MM,Brant K,Chung D

更新日期：2004-05-01 00:00:00

abstract：:Considering the recent studies that question previously reported cardio-protective effects of estrogen, there is a growing concern that endocrine disruptors may also contribute to the pathology of cardiovascular disease. PCB153 is one of the most commonly found polychlorinated biphenyls, and based on epidemiological s...

journal_title：Cell biology and toxicology

authors： Felty Q

更新日期：2011-02-01 00:00:00

abstract：:This review summarizes the strategy of cellular immortalization based on the principle of targeted oncogenesis in transgenic mice, used to establish models of transimmortalized renal proximal tubule cells, referred to as PKSV-PCT and PKSV-PR-cells, and collecting duct principal cells, referred to as mpkCCD(cl4) cells....

journal_title：Cell biology and toxicology

authors： Chassin C,Bens M,Vandewalle A

更新日期：2007-07-01 00:00:00

abstract：:The culture of rabbit tenocytes could be a useful model in the study of the physiopathology and pharmacotoxicology of tendons. This work was undertaken to examine the in vitro behavior of tenocytes form juvenile rabbit Achilles tendons. We report observations of the morphological and biological characteristics of prim...

journal_title：Cell biology and toxicology

authors： Bernard-Beaubois K,Hecquet C,Houcine O,Hayem G,Adolphe M

更新日期：1997-02-01 00:00:00

abstract：:The mechanism by which lipopolysaccharide (LPS) or phorbol 12-myristate 13-acetate (PMA) induces production of proinflammatory cytokines in murine macrophages, and the role of phosphatidylinositol 3-kinase (PI3-kinase) have not been well investigated. Activation of nuclear factor kappaB (NF-kappaB) is initiated by the...

journal_title：Cell biology and toxicology

authors： Park SJ,Lee SC,Hong SH,Kim HM

更新日期：2002-01-01 00:00:00

abstract：:In a number of adverse drug reactions leading to hepatotoxicity drug metabolism is thought to be involved by generation of reactive metabolites from nontoxic drugs. In this study, an in vitro assay was developed for measurement of the impact of metabolic activation of compound on the cytotoxicity toward a human hepati...

journal_title：Cell biology and toxicology

authors： Otto M,Hansen SH,Dalgaard L,Dubois J,Badolo L

更新日期：2008-01-01 00:00:00

abstract：:The heat-stable enterotoxin (Y-STa) produced by the pathogenic strains of Yersinia enterocolitica is a causative agent of secretory diarrhea. We have reported earlier that Y-STa-induced inositol trisphosphate-mediated cytosolic calcium rise occurs in rat intestinal epithelial cells. In the present communication, the i...

journal_title：Cell biology and toxicology

authors： Saha S,Chowdhury P,Mazumdar A,Pal A,Das P,Chakrabarti MK

更新日期：2009-06-01 00:00:00

abstract：:The nephrotoxic fungal toxins ochratoxin A (OA), ochratoxin B (OB) and citrinin (CIT) are natural contaminants of foods and feeds. While cytotoxicity assays have proven useful for establishing relative toxicity and structure function relationships within groups of fungal toxins, a drawback of in vitro bioassays is the...

journal_title：Cell biology and toxicology

authors： Bondy GS,Armstrong CL

更新日期：1998-10-01 00:00:00

abstract：:Nickel is a toxic and carcinogenic environmental and occupational pollutant and quercetin is a dietary flavonoid that is reported to modulate effects of many mutagens and carcinogens. We investigated the ability of nickel chloride to induce DNA damage in human colonic mucosa cells in the presence of quercetin, using t...

journal_title：Cell biology and toxicology

authors： Błasiak J,Arabski M,Pertyński T,Małecka-Panas E,Woźniak K,Drzewoski J

更新日期：2002-01-01 00:00:00

abstract：:In a comprehensive assessment of genotoxicity, sodium fluoride was evaluated in a battery of cellular tests providing different genetic end points and biotransformation capabilities. The tests included the following: rat hepatocyte primary culture/DNA repair assay, Salmonella typhimurium histidine locus reversion assa...

journal_title：Cell biology and toxicology

authors： Tong CC,McQueen CA,Brat SV,Williams GM

更新日期：1988-06-01 00:00:00

abstract：:Cholestatic liver injury, a group of diseases characterized with dysregulated bile acid (BA) homeostasis, was partly resulted from BA circulation disorders, which is commonly associated with the damage of hepatocyte barrier function. However, the underlying hepatocyte barrier-protective molecular mechanisms of cholest...

journal_title：Cell biology and toxicology

authors： Yang T,Wang X,Zhou Y,Yu Q,Heng C,Yang H,Yuan Z,Miao Y,Chai Y,Wu Z,Sun L,Huang X,Liu B,Jiang Z,Zhang L

更新日期：2021-01-05 00:00:00

abstract：:Initiated/selected (ISH) and normal (NH) rat hepatocytes were used to study cytoskeleton modifications induced by three liver acting chemicals: 2-AAF, a liver complete carcinogen; PB, a liver tumor promoter; and 4-AAF, a non-carcinogen analogue of 2-AAF. Cytoskeleton alterations were visualized by disappearance of F-a...

journal_title：Cell biology and toxicology

authors： Nizard C,Martin M,Decloitre F

更新日期：1993-01-01 00:00:00

abstract：:Bisnaphthalimido compounds bis-intercalate to DNA via the major groove and are potentially potent cancer therapeutics. Previously, we incorporated natural polyamines as linkers connecting the two naphthalimido ring moieties to create a series of soluble bisnaphthalimidopropyl polyamines (BNIPPs). Here, extending earli...

journal_title：Cell biology and toxicology

authors： Bestwick CS,Ralton LD,Milne L,Kong Thoo Lin P,Duthie SJ

更新日期：2011-12-01 00:00:00

abstract：:Deoxynivalenol (DON), nivalenol (NIV), T-2 toxin (T2), fumonisin B1 (FB1), zearalenone (ZEA), and moniliformin (MON) mycotoxins are common food and feed contaminants produced by Fusarium spp. However, while they are usually found to co-occur in a large range of commodities, only few data are available on mycotoxin co-...

journal_title：Cell biology and toxicology

authors： Smith MC,Madec S,Troadec S,Coton E,Hymery N

更新日期：2018-06-01 00:00:00

abstract：:New developments in mutagenic risk assessment have appeared in the past few years. New methods have been developed such as in vitro micronucleus assay for chromosomal alterations, comet assay for primary DNA damage, use of transgenic animals to detect in vivo gene mutations, and fluorescent in situ hybridization metho...

journal_title：Cell biology and toxicology

authors： Marzin D

更新日期：1999-01-01 00:00:00

abstract：:The kinetic parameters of inhibition of camel retinal acetylcholinesterase (AChE) activity by cycloheximide (CH) were investigated. For the control system, the Michaelis-Menten constant (K(m)) for the hydrolysis of acetylthiocholine iodide was found to be 0.076 mmol/L and the Vmax was 0.547 mumol/min per mg protein. I...

journal_title：Cell biology and toxicology

authors： al-Jafari AA,Kamal MA,Alhomida AS

更新日期：1998-06-01 00:00:00

abstract：:We compared the effects of four quaternary benzo[c]phenanthridine alkaloids--chelerythrine, chelilutine, sanguinarine, and sanguilutine--and two quaternary protoberberine alkaloids-berberine and coptisine--on the human cell line HeLa (cervix carcinoma cells) and the yeasts Saccharomyces cerevisiae and Schizosaccharomy...

journal_title：Cell biology and toxicology

authors： Slaninová I,Táborská E,Bochoráková H,Slanina J

更新日期：2001-01-01 00:00:00

abstract：:To select an insert suitable for human umbilical vein endothelial cell (HUVEC) culture, we compared several available inserts of 0.2 to 0.45 micron porosity: Cellagen (ICN), Transwell-COL (Costar), Millicell-HA and CM (Millipore), Anopore (Nunc), Cyclopore (Falcon) in comparison with a control surface (Thermanox). The...

journal_title：Cell biology and toxicology

authors： Villars F,Conrad V,Rouais F,Lefebvre F,Amédée J,Bordenave L

更新日期：1996-12-01 00:00:00

abstract：:The piperidine nitroxides Tempamine and Tempace have been studied for their effect on doxorubicin (DOX) and hydrogen peroxide (H(2)O(2)) cytotoxicity in immortalized B14 cells, a model for neoplastic phenotype. The significance for nitroxide performance of the substituent in position 4 of the piperidine ring was evalu...

journal_title：Cell biology and toxicology

authors： Czepas J,Koceva-Chyła A,Gwoździński K,Jóźwiak Z

更新日期：2008-01-01 00:00:00