The effect of tumor promoters and antagonists on in vitro directional migration of 10T1/2 mouse embryo cells.

abstract：:The effectiveness of some chelating agents to mobilize cadmium from Chinese hamster ovary cells after chronic exposure (20 hr), as well as from cytosolic metallothionein, was studied. In the first protocol, the most effective substance was 2,3-dimercaptopropanol, followed by 2,3-dimercaptopropane-1-sulfonate and 2,3-d...

journal_title：Cell biology and toxicology

authors： Rau W,Planas-Bohne F,Taylor DM

更新日期：1989-01-01 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：:The use of normal adult liver hepatocytes in cell culture for biochemical, toxicological and pharmacological studies has been greatly limited owing to the loss of replicative capacity and differentiated liver function. This is contrary to the ability of the liver to regenerate following injury in vivo. This suggests t...

journal_title：Cell biology and toxicology

authors： Gibson-D'Ambrosio RE,Crowe DL,Shuler CE,D'Ambrosio SM

更新日期：1993-10-01 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：:Cationic lipids are widely used for gene transfer in vitro and show promise as vectors for in vivo gene therapy applications. However, there is limited understanding of the cellular mechanisms involved in nonviral gene transfer. We investigated two major steps that could be limiting barriers to cationic lipid-mediated...

journal_title：Cell biology and toxicology

authors： Escriou V,Ciolina C,Helbling-Leclerc A,Wils P,Scherman D

更新日期：1998-03-01 00:00:00

abstract：:DNA formulated into aggregates with polycationic reagents are referred to by a variety of terms including non-viral vectors, synthetic vectors, lipoplexes, polyplexes and more recently nanoparticles. The capacity for delivery of multiple genes, genomic-sized constructs and siRNA delivery, with a diversity of possible ...

journal_title：Cell biology and toxicology

authors： Hart SL

更新日期：2010-02-01 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：:To determine the toxicological effects of complex mixtures of pesticides, we obtained data on 100 pesticide residues in common foods of central Italy. Fifteen pesticides were more regularly detected at higher levels (dithiocarbamates, benomyl/carbendazim, thiabendazole, diphenylamine, chlorthalonil, procymidone, fenar...

journal_title：Cell biology and toxicology

authors： Dolara P,Vezzani A,Caderni G,Coppi C,Torricelli F

更新日期：1993-10-01 00:00:00

abstract：:Magnesium, an essential metal that is important in the normal functioning of DNA, has been shown to interact with some of the toxic heavy metals in respect to biochemical and molecular mechanisms and in altering the tumorigenic process. This study examined the influence of magnesium in combination with nickel and cadm...

journal_title：Cell biology and toxicology

authors： Littlefield NA,Hass BS,James SJ,Poirier LA

更新日期：1994-04-01 00:00:00

abstract：:Metolachlor, a commonly used herbicide in the Midwestern USA, functions by inhibiting chlorophyll and protein synthesis in target plants. Herbicide exposure has led to detrimental effects in several organisms, affecting their growth and behavior; however, its mechanism of action in nontarget organisms is not yet clear...

journal_title：Cell biology and toxicology

authors： Lowry DM,Greiner D,Fretheim M,Ubben M,Dhanwada KR

更新日期：2013-08-01 00:00:00

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：:The histopathological response and cell culture characteristics of liver cells from the R16 (grc-) strain of rats, which carries an MHC-linked deletion, were examined one week after a single intraperitoneal injection of 200 mg/kg body weight diethylnitrosamine (DEN) and were compared with the response of liver cells f...

journal_title：Cell biology and toxicology

authors： Smith GJ,Kunz HW,Dunsford HA,Gill TJ 3rd

更新日期：1990-04-01 00:00:00

abstract：:We assessed the in vitro toxicity of various particles on three murine macrophage cell lines, (J774A.1, WR19M.1, RAW264.7). The cells were exposed to aqueous suspensions (0-100 microg/30 mm2 well) of urban particulate matter (SRM-1648, SRM-1649, EHC-93), fine particulate matter (PM2.5), titanium dioxide (SRM-154b), an...

journal_title：Cell biology and toxicology

authors： Chauhan V,Breznan D,Goegan P,Nadeau D,Karthikeyan S,Brook JR,Vincent R

更新日期：2004-07-01 00:00:00

abstract：:Drug-induced liver injury (DILI) is a leading cause of discontinuation of new drug approval or withdrawal of marketed medicine based on safety due to organ vulnerability. The aim of this research is to investigate the potential abilities of four different in vitro cell models (L-02, HepG2, HepaRG, and hiHeps cell line...

journal_title：Cell biology and toxicology

authors： Wu Y,Geng XC,Wang JF,Miao YF,Lu YL,Li B

更新日期：2016-02-01 00:00:00

abstract：:During the last few years the increased presence of proinflammatory cytokines and oxidation products in Alzheimer's disease (AD) has been largely described. Oxysterols, formed by hydroxylation of cholesterol, occur naturally in the brain and are increased in the serum of AD patients. Of these oxysterols, 25-hydroxycho...

journal_title：Cell biology and toxicology

authors： Gueguen Y,Bertrand P,Ferrari L,Batt AM,Siest G

更新日期：2001-01-01 00:00:00

abstract：:Asiatic acid (AA), a triterpene, is known to be cytotoxic to several tumor cell lines. AA induces dose- and time-dependent cell death in U-87 MG human glioblastoma. This cell death occurs via both apoptosis and necrosis. The effect of AA may be cell type-specific as AA-induced cell death was mainly apoptotic in colon ...

journal_title：Cell biology and toxicology

authors： Cho CW,Choi DS,Cardone MH,Kim CW,Sinskey AJ,Rha C

更新日期：2006-11-01 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：:The response of fatty liver to stress conditions (t-butyl hydroperoxide [t-BH] or 36 h of fasting) was investigated by assessing intracellular glutathione (GSH) compartmentation and redox status, GSH peroxidase (GSH-Px) and reductase (GSSG-Rx) activities, lipid peroxidation (TBARs) and serum ALT levels in rats on a ch...

journal_title：Cell biology and toxicology

authors： Grattagliano I,Caraceni P,Portincasa P,Domenicali M,Palmieri VO,Trevisani F,Bernardi M,Palasciano G

更新日期：2003-11-01 00:00:00

abstract：:Hepatocytes have the ability to go through specialized cell cycles, which, during normal developmental liver growth, result in the formation of binuclear and polyploid cells. In the adult rat liver, the majority of the hepatocytes (about 70%) are tetraploid, 15-20% are octoploid, and only 10-15% are diploid (about 50%...

journal_title：Cell biology and toxicology

authors： Seglen PO

更新日期：1997-07-01 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：:Human tumor cells have properties in vitro or in surrogate hosts that are distinct from those of normal cells, such as immortality, anchorage independence, and tumor formation in nude mice. However, different cells from individual tumors may exhibit some, but not all of these features. In previous years, human tumor c...

journal_title：Cell biology and toxicology

authors： Lee H,Li D,Prior T,Casto BC,Weghorst CM,Shuler CF,Milo GE

更新日期：1997-10-01 00:00:00

abstract：:Health risks associated with the inhalation of potentially toxic materials have been a topic of great public concern. In vitro cellular analyses can provide mechanistic information on the molecular-level responses of lung-derived cell lines to a variety of these hazards. This understanding may be used to develop metho...

journal_title：Cell biology and toxicology

authors： Boesewetter DE,Collier JL,Kim AM,Riley MR

更新日期：2006-03-01 00:00:00

abstract：:We investigated mitogen-activated protein kinase (MAPK) pathways as well as reactive oxygen species (ROS) in olaquindox-induced apoptosis. Exposure of HepG2 cells to olaquindox resulted in the phosphorylation of p38 MAPK and c-Jun N-terminal kinases (JNK). To confirm the role of p38 MAPK and JNK, HepG2 cells were pret...

journal_title：Cell biology and toxicology

authors： Zhao WX,Tang SS,Jin X,Zhang CM,Zhang T,Wang CC,Sun Y,Xiao XL

更新日期：2013-08-01 00:00:00

abstract：:The effects of the oxidizing agent t-butylhydroperoxide (t-BHP) were investigated on three human cell lines of different origin and growth features (A431 epithelial cells, ADF astrocytoma cells and U937 leukemic cells) using electron microscopy and electron paramagnetic resonance spectroscopy. The results indicate tha...

journal_title：Cell biology and toxicology

authors： Malorni W,Rainaldi G,Rivabene R,Santini MT

更新日期：1994-08-01 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：:Cellular accumulation of mono(2-ethylhexyl)phthalate (MEHP) has been recently demonstrated to disturb fat cell energy metabolism; however, the underlying mechanism remained unclear. The study aimed to determine how MEHP influenced fat cell transcriptome and how the changes might contribute to bioenergetics. Because of...

journal_title：Cell biology and toxicology

authors： Chiang HC,Wang CH,Yeh SC,Lin YH,Kuo YT,Liao CW,Tsai FY,Lin WY,Chuang WH,Tsou TC

更新日期：2017-12-01 00:00:00

abstract：:Four trichothecene mycotoxins--the type A trichothecenes T2-toxin and diacetoxyscirpenol and the type B trichothecenes nivalenol and deoxynivalenol--were studied. The effects of these mycotoxins on the expression of the sequentially expressed activation markers CD69, CD25, and CD71 and on proliferation of human lympho...

journal_title：Cell biology and toxicology

authors： Johannisson A,Bjökhag B,Hansson W,Gadhasson IL,Thuvander A

更新日期：1999-01-01 00:00:00

abstract：:S-(chloroethyl)-cysteine (CEC) and S-(1,2-dichlorovinyl)-cysteine (DCVC) have been proposed as intermediates in the metabolic transformation of the carcinogens 1,2-dichloroethane and 1,1,2-trichloroethylene. We have tested the ability of CEC and DCVC to induce DNA repair and genotoxic effects at the chromosomal level ...

journal_title：Cell biology and toxicology

authors： Vamvakas S,Dekant W,Schiffmann D,Henschler D

更新日期：1988-12-01 00:00:00

abstract：:Transforming growth factor-beta1 (TGF-beta1) can activate mitogen-activated protein kinases (MAPKs) in many types of cells. The mechanism of this activation is not well elucidated. Here, we explore the role of TGF-beta/Smads signaling compounds in TGF-beta1-mediated activation of extracellular signal-regulated kinase ...

journal_title：Cell biology and toxicology

authors： Huo YY,Hu YC,He XR,Wang Y,Song BQ,Zhou PK,Zhu MX,Li G,Wu DC

更新日期：2007-03-01 00:00:00

abstract：:RANTES is a chemokine with eosinophil attractant and activating activities. This study was undertaken to determine whether primary cultures of human nasal and primate bronchial epithelial cells produce RANTES and the effect of various cytokines and dexamethasone on the release of this chemokine. Nasal epithelial cells...

journal_title：Cell biology and toxicology

authors： Altman GB,Altman LC,Luchtel DL,Jabbour AJ,Baker C

更新日期：1997-03-01 00:00:00