Influence of GSTM1, GSTT1, GSTP1, NAT1, NAT2, EPHX1, MTR and MTHFR polymorphism on chromosomal aberration frequencies in human lymphocytes.

abstract：:A dose-dependent and transiently elevated expression of a cytoplasmic 32 kDa protein was observed in Swiss albino 3T3 fibroblasts exposed to mainstream cigarette smoke (CS) trapped in phosphate-buffered saline solutions (smoke-bubbled PBS). The protein was identified as heme oxygenase (HO) (heme, hydrogen donor:oxygen...

journal_title：Carcinogenesis

authors： Müller T,Gebel S

更新日期：1994-01-01 00:00:00

abstract：:Receptor tyrosine kinase EphB3 is expressed in cells in the bottom of intestinal crypts near stem cell niches. Loss of Ephb3 has recently been reported to produce invasive colorectal carcinoma in Apc(Min/+) mice and EphB-mediated compartmentalization was demonstrated to be a mechanism suppressing colorectal cancer pro...

journal_title：Carcinogenesis

authors： Chiu ST,Chang KJ,Ting CH,Shen HC,Li H,Hsieh FJ

更新日期：2009-09-01 00:00:00

abstract：:Sequencing of p53 exons 5-8 was carried out on 51 initial superficial bladder tumors selected on the basis of high grade and/or p53 overexpression (immunohistochemistry without antigen retrieval). Fourteen point mutations in 13 tumors and one 21 bp deletion in another tumor were identified. In addition, a germ-line mu...

journal_title：Carcinogenesis

authors： LaRue H,Allard P,Simoneau M,Normand C,Pfister C,Moore L,Meyer F,Têtu B,Fradet Y

更新日期：2000-01-01 00:00:00

abstract：:Lung tumors were induced in A/J mice by the tobacco-specific nitrosamine 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone (NNK) and the related compounds acetoxymethylmethylnitrosamine (AMMN) and 4-acetoxymethylnitrosamino)-1-(3-pyridyl)-1-butanone (NNKOAc). NNK both methylates and pyridyloxobutylates DNA while AMMN and...

journal_title：Carcinogenesis

authors： Ronai ZA,Gradia S,Peterson LA,Hecht SS

更新日期：1993-11-01 00:00:00

abstract：:Elevated Bcl-xL expression in cancer cells contributes to doxorubicin (DOX) resistance, leading to failure in chemotherapy. In addition, the clinical use of high-dose doxorubicin (DOX) in cancer therapy has been limited by issues with cardiotoxicity and hepatotoxicity. Here, we show that co-treatment with pyrrolidine ...

journal_title：Carcinogenesis

authors： Park SS,Lee DM,Lim JH,Lee D,Park SJ,Kim HM,Sohn S,Yoon G,Eom YW,Jeong SY,Choi EK,Choi KS

更新日期：2018-03-08 00:00:00

abstract：:The aim of this study was to investigate selected proteomic markers of the metabolic phenotype of breast carcinomas as prognostic markers of cancer progression. For this purpose, a series of 101 breast carcinomas and 13 uninvolved breast samples were examined for quantitative differences in protein expression of mitoc...

journal_title：Carcinogenesis

authors： Isidoro A,Casado E,Redondo A,Acebo P,Espinosa E,Alonso AM,Cejas P,Hardisson D,Fresno Vara JA,Belda-Iniesta C,González-Barón M,Cuezva JM

更新日期：2005-12-01 00:00:00

abstract：:Purified human alpha-thrombin stimulates phosphoinositide turnover as a necessary step in its stimulation of fibroblast cell proliferation. Since phosphoinositide turnover releases diacylglycerol, which activates protein kinase C, we postulated that long-term exposure to thrombin might promote cellular transformation ...

journal_title：Carcinogenesis

authors： Morris DL,Ward JB Jr,Nechay P,Whorton EB Jr,Fenton JW 2nd,Carney DH

更新日期：1992-01-01 00:00:00

abstract：:Changes in lipid metabolism were monitored in rat hepatocyte nodules at certain time points over 9 months. Tissue obtained from partially hepatectomized rats, collected over a period of 7 days, were included as a control for normal hepatocyte cell proliferation. Two important features regarding the lipid profiles of h...

journal_title：Carcinogenesis

authors： Abel S,Smuts CM,de Villiers C,Gelderblom WC

更新日期：2001-05-01 00:00:00

abstract：:In this study, we determined the wavelength dependence of u.v.-induced pyrimidine dimer formation, cell killing and mutation induction in human diploid skin fibroblasts. Pyrimidine dimers were quantified using the T4 endonuclease V assay, cell killing was measured as loss of colony forming ability and mutation inducti...

journal_title：Carcinogenesis

authors： Enninga IC,Groenendijk RT,Filon AR,van Zeeland AA,Simons JW

更新日期：1986-11-01 00:00:00

abstract：:[3H]Benzo[a]pyrene (B[a]P) was administered to male Sprague-Dawley rats via intratracheal instillation, and bile was collected over a period of 6 h. Conjugated metabolites of B[a]P in bile were separated by paper chromatography or reversed-phase ion-pair HPLC and quantified by liquid scintillation spectrometry. In pap...

journal_title：Carcinogenesis

authors： Bevan DR,Sadler VM

更新日期：1992-03-01 00:00:00

abstract：:The underlying molecular mechanisms of the tumor-promoting activity of bile acids such as chenodeoxycholic acid (CDCA) and deoxycholic acid (DCA) and the protective effect of ursodeoxycholic acid (UDCA) remain largely unclear. Using RNA arbitrarily primed PCR (RAP-PCR) for differential display, we identified, cloned a...

journal_title：Carcinogenesis

authors： Jung B,Vogt T,Mathieu-Daudé F,Welsh J,McClelland M,Trenkle T,Weitzel C,Kullmann F

更新日期：1998-11-01 00:00:00

abstract：:Resveratrol (RSVL) is a well-established chemopreventive agent in human breast cancer models. The molecular basis of its action is far less characterized. We investigated the effects of RSVL on activity of adenylate- and guanylate-cyclase (AC, GC) enzymes; two known cytostatic cascades in MCF-7 breast cancer cells. RS...

journal_title：Carcinogenesis

authors： El-Mowafy AM,Alkhalaf M

更新日期：2003-05-01 00:00:00

abstract：:A methodology for the isolation and culture of rat nasal turbinates was developed with the aim of studying chemically-induced genotoxic effects in the nasal epithelium. DNA damage, as assessed by alkaline elution, and unscheduled DNA synthesis, as measured by quantitative autoradiography, were observed in the cells of...

journal_title：Carcinogenesis

authors： Bermudez E,Allen PF

更新日期：1984-11-01 00:00:00

abstract：:Tobacco-specific nitrosamines are a group of carcinogens that are present in tobacco and tobacco smoke. They are formed from nicotine and related tobacco alkaloids. Two of the nicotine-derived nitrosamines, NNK and NNN, are strong carcinogens in laboratory animals. They can induce tumors both locally and systemically....

journal_title：Carcinogenesis

authors： Hecht SS,Hoffmann D

更新日期：1988-06-01 00:00:00

abstract：:Studies with experimental animals indicate that acetaldehyde, the first metabolite of ethanol that is microbially formed in the colonic lumen, may play a role in ethanol-associated colorectal co-carcinogenesis. Although intracoIonic acetaldehyde concentrations are highest during the metabolism of exogenous ethanol, so...

journal_title：Carcinogenesis

authors： Koivisto T,Salaspuro M

更新日期：1998-11-01 00:00:00

abstract：:Glucuronide conjugates of 4-aminobiphenyl and its N-hydroxy metabolite can be rapidly hydrolyzed in acidic urine to undergo further metabolic activation and form DNA adducts in the urothelium. We conducted a large multicenter case-control study in Spain to explore the etiology of bladder cancer and evaluated the assoc...

journal_title：Carcinogenesis

authors： Alguacil J,Kogevinas M,Silverman DT,Malats N,Real FX,García-Closas M,Tardón A,Rivas M,Torà M,García-Closas R,Serra C,Carrato A,Pfeiffer RM,Fortuny J,Samanic C,Rothman N

更新日期：2011-06-01 00:00:00

abstract：:Monoclonal antibodies were produced that recognized alkali-stabilized modifications of DNA formed by the anticancer drug melphalan in order to permit measurement of melphalan-DNA adducts in individual cells by immunofluorescent staining. Antibody Amp4/42 did not bind to alkali-treated control DNA or to DNA that had be...

journal_title：Carcinogenesis

authors： Tilby MJ,McCartney H,Cordell J,Frank AJ,Dean CJ

更新日期：1995-08-01 00:00:00

abstract：:The formation of thioether conjugates is an important pathway for inactivation of certain carcinogens. This study assessed the mechanism by which the bladder carcinogen 2-amino-4-(5-nitro-2-furyl)-thiazole (ANFT) forms a glutathione conjugate (ANFT-SG). Peroxidatic metabolism of ANFT, in the presence of glutathione, r...

journal_title：Carcinogenesis

authors： Lakshmi VM,Zenser TV,Sohani S,Davis BB

更新日期：1992-11-01 00:00:00

abstract：:Oxidative stress has consistently been linked to breast carcinogenesis, and mitochondria play a significant role in regulating reactive oxygen species generation. In our previous study, we found that increased levels of mitochondrial DNA (mtDNA) copy number and the presence of mitochondrial length heteroplasmies in th...

journal_title：Carcinogenesis

authors： Shen J,Wan J,Song R,Zhao H

更新日期：2015-11-01 00:00:00

abstract：:This study presents the physical characterization of mutants induced in mammalian cells by high linear energy transfer alpha-particle radiation that simulates exposure to radon daughters. Alpha-Particles from accelerated 4He at 150 keV/microns were used to induce 20 Chinese hamster ovary mutants that are deficient in ...

journal_title：Carcinogenesis

authors： Jin Y,Yie TA,Carothers AM

更新日期：1995-08-01 00:00:00

abstract：:Testosterone, testosterone propionate, 17 beta-trenbolone and progesterone, which represent the main endogenous and synthetic androgens and a progestin, were evaluated for possible cell transformation and genetic effects in Syrian hamster embryo (SHE) cells. Cell growth was reduced by treatment with the steroids at 10...

journal_title：Carcinogenesis

authors： Tsutsui T,Komine A,Huff J,Barrett JC

更新日期：1995-06-01 00:00:00

abstract：:A growing body of evidence from human and animal cancer cytogenetics studies indicates that aneuploidy is an important chromosome change in carcinogenesis. To understand the role of this genetic phenomenon during the first steps of an experimental cancer model, molecular and cellular techniques were combined. A sequen...

journal_title：Carcinogenesis

authors： Van Goethem F,de Stoppelaar J,Hoebee B,Kirsch-Volders M

更新日期：1995-08-01 00:00:00

abstract：:A monoclonal antibody specific for cyclobutane thymine dimers in DNA was used in immunofluorescence studies to detect these lesions in skin sections taken from hairless mice that had been irradiated with UV-B. The dimer-specific fluorescence in epidermal cell nuclei was quantified with fluorescence microscopy through ...

journal_title：Carcinogenesis

authors： Vink AA,Berg RJ,de Gruijl FR,Roza L,Baan RA

更新日期：1991-05-01 00:00:00

abstract：:Untreated and Aroclor 1254-pretreated male Wistar rats were given a single dose of 1.0 mg/kg body weight of randomly tritium-labelled 2-amino-1-methyl-6-phenylimidazo[4,5-b] pyridine (3H-PhIP) by oral intubation. Urine and faeces were collected at 24, 48 and 72 hours after dosing, and total radioactivity determined. A...

journal_title：Carcinogenesis

authors： Dragsted LO,Frandsen H,Reistad R,Alexander J,Larsen JC

更新日期：1995-11-01 00:00:00

abstract：:Resveratrol has elicited many provocative anticancer effects in laboratory animals and cultured cells, including reduced levels of oxidative DNA damage, inhibition of tumor initiation and progression and induction of apoptosis in tumor cells. Use of resveratrol as a cancer-preventive agent in humans will require that ...

journal_title：Carcinogenesis

authors： Denissova NG,Nasello CM,Yeung PL,Tischfield JA,Brenneman MA

更新日期：2012-01-01 00:00:00

abstract：:The kinetics of nuclear polyploidization in livers of CF-1 mice exposed to dieldrin were studied at concentrations of 0, 0.1, 1, 5 and 10 p.p.m. in the diet, in 'steady-state' situations (which are reached within a few weeks after initiation of treatment). Animals were killed at five time intervals (after 1.85, 3, 6, ...

journal_title：Carcinogenesis

authors： van Ravenzwaay B,Tennekes H,Stöhr M,Kunz W

更新日期：1987-02-01 00:00:00

abstract：:The risk of squamous cell cancers of the oral cavity (OSCC) is strongly related to the use of tobacco and alcohol. N-Acetyl transferases 1 and 2 (NAT2) metabolize aryl- and heterocyclic amines that are present in tobacco smoke. NAT2 slow acetylator phenotype or genotype is related to reduced ability to detoxify these ...

journal_title：Carcinogenesis

authors： Chen C,Ricks S,Doody DR,Fitzgibbons ED,Porter PL,Schwartz SM

更新日期：2001-12-01 00:00:00

abstract：:Expression of blood group-related antigens (BGRAs) A, B, H, Le(b), Le(x) and Le(y) was examined immunohistochemically in neoplastic and hyperplastic lesions induced by N-nitrosobis(2-oxopropyl)amine in Syrian hamsters to determine a relationship between histological and biological patterns of the lesion and expression...

journal_title：Carcinogenesis

authors： Tomioka T,Fujii H,Egami H,Takiyama Y,Pour PM

更新日期：1991-03-01 00:00:00

abstract：:Quantum and molecular mechanical calculations were employed to examine the effect on binding energies and structure of methylation and ethylation at O6-guanine in double-stranded DNA. Ab initio quantum chemical calculations (STO-3G, 3-21G) were initially used to pseudo-optimize the structure of the 9-methyl derivative...

journal_title：Carcinogenesis

authors： Pedersen LG,Darden TA,Deerfield DW 2nd,Anderson MW,Hoel DG

更新日期：1988-09-01 00:00:00

abstract：:The effects of dietary administration of green tea catechins (GTC) were examined using a multi-organ carcinogenesis model. Groups of 15 F344 male rats were initially treated with a single i.p. administration of 100 mg/kg body wt N-diethyl-nitrosamine, 4 i.p. administrations of 20 mg/kg body wt N-methylnitrosourea, 4 s...

journal_title：Carcinogenesis

authors： Hirose M,Hoshiya T,Akagi K,Takahashi S,Hara Y,Ito N

更新日期：1993-08-01 00:00:00