Genetic variants in sex hormone metabolic pathway genes and risk of esophageal squamous cell carcinoma.

abstract：:The effects of dietary Brussels sprouts and indole-3-carbinol (I3C) on xenobiotic-metabolizing enzyme activities and hepatic aflatoxin B1 (AFB1)-DNA binding were determined in rats. Animals were dosed intraperitoneally (i.p.) or intragastrically (i.g.) with [3H]AFB1 and killed 2 (i.p.) or 3 (i.g.) h later. Brussels sp...

journal_title：Carcinogenesis

authors： Salbe AD,Bjeldanes LF

更新日期：1989-04-01 00:00:00

abstract：:The genes that are involved in estrogen biosynthesis, cellular binding and metabolism may contribute to breast cancer susceptibility. We examined the effect of the CYP17 promoter T --> C polymorphism and its interactions with the reproductive history, exogenous hormone use and selected lifestyle risk factors on breast...

journal_title：Carcinogenesis

authors： Chen Y,Gammon MD,Teitelbaum SL,Britton JA,Terry MB,Shantakumar S,Eng SM,Wang Q,Gurvich I,Neugut AI,Santella RM,Ahsan H

更新日期：2008-04-01 00:00:00

abstract：:The role of haplotypes and the interaction of haplotypes and smoking in lung cancer risk have not been well characterized. We analyzed data from an Italian population-based, case-control study with 1815 lung cancer patients and 1959 healthy controls in discovery, and performed a validation using a case-control study w...

journal_title：Carcinogenesis

authors： Ji X,Gui J,Han Y,Brennan P,Li Y,McKay J,Caporaso NE,Bertazzi PA,Landi MT,Amos CI

更新日期：2015-11-01 00:00:00

abstract：:Rats received a choline-deficient diet containing 0.1% (w/w) DL-ethionine (CDE) for 4, 10, 14 or 22 weeks. A separate group was treated for 4 weeks with CDE and then received a normal diet for 4 weeks. The L and M2 isoenzymes of pyruvate kinase were immunocytochemically demonstrated in liver sections. L-PK expression ...

journal_title：Carcinogenesis

authors： Hacker HJ,Steinberg P,Bannasch P

更新日期：1998-01-01 00:00:00

abstract：:Dehydroepiandrosterone sulfate (DHEAS) is the most abundant adrenal steroid with apparent anticarcinogenic properties. Given our recent observation of the dehydro-epiandrosterone-mediated inhibition of protein isoprenylation and the fact that 99% of the circulating dehydro-epiandrosterone is sulfated, with less than 1...

journal_title：Carcinogenesis

authors： Schulz S,Nyce JW

更新日期：1994-11-01 00:00:00

abstract：:Initiation with the carcinogen 7,12-dimethylbenz[a]anthracene followed by promotion with the hyperplasiogenic phorbol ester 12-O-tetradecanoylphorbol-13-acetate carried out on the dorsal skin of European hamsters (Cricetus cricetus L.) led to the formation of a broad spectrum of skin tumors in terms of a two-stage pri...

journal_title：Carcinogenesis

authors： Goerttler K,Loehrke H,Hesse B,Schweizer J

更新日期：1984-04-01 00:00:00

abstract：:BALB/c 3T3 A31-1-13 cells are highly susceptible to chemical-induced cell transformation and their gap-junctional intercellular communication (GJIC) is decreased when these cells become confluent. On the other hand, A31-1-1 cells do not show such a change in GJIC and are more resistant to chemical induction of transfo...

journal_title：Carcinogenesis

authors： Katoh F,Yamasaki H

更新日期：1991-10-01 00:00:00

abstract：:Formation of O6-ethylguanine (O6EG) in trachea DNA was measured 12 h after acute i.p. administration of 50, 100 and 200 mg diethylnitrosamine (DEN)/kg body wt to Syrian golden hamsters. Purine bases were fractionated by h.p.l.c., and ethylated guanines were quantified optically by fluorescence spectrophotometry. Signi...

journal_title：Carcinogenesis

authors： Fong AT,Rasmussen RE

更新日期：1986-09-01 00:00:00

abstract：:An enhancement of the cellular cAMP level has been shown to protect against phorbol ester-induced inhibition of gap junctional intercellular communication (GJIC) and induction of morphological transformation in Syrian hamster embryo (SHE) cells. Cholera toxin, forskolin, 3-isobutyl-1-methylxanthine (IBMX) and theophyl...

journal_title：Carcinogenesis

authors： Roseng LE,Rivedal E,Sanner T

更新日期：1992-10-01 00:00:00

abstract：:To determine the contribution of susceptibility loci in explaining the genetic basis of acute lymphoblastic leukemia (ALL), we genotyped 29 high-potential candidate genes with 672 tagged single-nucleotide polymorphisms (SNPs) in a sample (163 cases and 251 healthy controls) of Caucasian children. Fifty SNPs in 15 gene...

journal_title：Carcinogenesis

authors： Beuten J,Gelfond JA,Piwkham D,Pollock BH,Winick NJ,Collier AB 3rd,Tomlinson GE

更新日期：2011-09-01 00:00:00

abstract：:Despite their individual key roles in promoting head and neck squamous cell carcinoma (HNSCC) progression and treatment resistance, little is known about the impact of intratumoral hypoxia on the activity of the epidermal growth factor receptor (EGFR) signaling pathway in this cancer type. Here, we show that in highly...

journal_title：Carcinogenesis

authors： Wang X,Schneider A

更新日期：2010-07-01 00:00:00

abstract：:Forty-two compounds belonging to various chemical groups have been tested for their ability to suppress formation of aflatoxin B1--DNA adduct mediated by microsome in vitro. While many of these compounds have either marginal or no modulating effect, some have been identified as effective inhibitors. The strong inhibit...

journal_title：Carcinogenesis

authors： Bhattacharya RK,Firozi PF,Aboobaker VS

更新日期：1984-10-01 00:00:00

abstract：:An iron chelate, ferric ethylenediamine-N,N'-diacetate [Fe(III)-EDDA], was found to produce hydroxyl radicals with hydrogen peroxide, as determined by both a deoxyribose degradation test and electron spin resonance. Hydroxyl radical production was inhibited not only by adding hydroxyl radical scavengers and catalase, ...

journal_title：Carcinogenesis

authors： Liu M,Okada S

更新日期：1994-12-01 00:00:00

abstract：:Prior work has demonstrated that food restriction of mice markedly suppresses 12-O-tetradecanoylphorbol-13-acetate (TPA) promotion of skin papillomas and adrenalectomy prior to initiating food restriction completely reverses the tumor inhibitory effect of underfeeding. In the present experiment the effect of food rest...

journal_title：Carcinogenesis

authors： Pashko LL,Schwartz AG

更新日期：1996-02-01 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：:The aim of the present study was to investigate the impact of four different lactobacillus (LB) strains, namely Lactobacillus bulgaricus 291, Streptococcus thermophilus F4, S.thermophilus V3 and Bifidobacterium longum BB536, which are used for the production of yogurt, on the DNA-damaging effects of heterocyclic aroma...

journal_title：Carcinogenesis

authors： Zsivkovits M,Fekadu K,Sontag G,Nabinger U,Huber WW,Kundi M,Chakraborty A,Foissy H,Knasmüller S

更新日期：2003-12-01 00:00:00

abstract：:Salvia miltiorrhiza (SM) has been used clinically in Asian countries to improve the microcirculation in the human body. Salvianolic acid B (Sal B), a pure compound extracted from SM, has been reported to be effective against fibrosis and ischemia-reperfusion injury, possibly through its anti-lipid peroxidation action....

journal_title：Carcinogenesis

authors： Zhou ZT,Yang Y,Ge JP

更新日期：2006-04-01 00:00:00

abstract：:For a group of nine hydrocarbon and halogenated hydrocarbon epoxides, there is shown to be a good correlation between their abilities to inhibit epoxide hydrase and the quantity Vmin /Es, where Vmin is the most negative value of the molecule's electrostatic potential in the neighborhood of the epoxide oxygen and Es is...

journal_title：Carcinogenesis

authors： Politzer P,Laurence PR

更新日期：1984-06-01 00:00:00

abstract：:The mutagenicities of 2-aminodipyrido [1,2-a:3',2'-d] imidazole (Glu-P-2, a mutagen obtained from pyrolysate of glutamic acid) and six methyl substituted derivatives of Glu-P-2 were tested with Salmonella typhimurium TA98 and TA100 with S-9 mix. Glu-P-1 (6-Me-Glu-P-2) was the strongest mutagen to TA98 and TA100. 3-Me-...

journal_title：Carcinogenesis

authors： Takeda K,Shudo K,Okamoto T,Nagao M,Wakabayashi K,Sugimura T

更新日期：1980-01-01 00:00:00

abstract：:The carcinogen N-acetoxy-N-2-acetylaminofluorene reacts with dG and dG-containing nucleotides to give good yields of the C-8 adducts, but the analogous 4-aminobiphenyl derivative does not. Replacement of the N-acetoxy group by 2,6-dichlorobenzoyloxy circumvents this difficulty. This reaction is shown to be generally a...

journal_title：Carcinogenesis

authors： Underwood GR,Price MF,Shapiro R

更新日期：1988-10-01 00:00:00

abstract：:The effects of retinol and retinoic acid on cytotoxicity and mutation expression at the hypoxanthine-guanine phosphoribosyl transferase (HGPRT) locus in Chinese hamster ovary (CHO) cells with or without exogenous metabolic activation were studied in the presence and absence of known chemical mutagens. Neither retinol ...

journal_title：Carcinogenesis

authors： Budroe JD,Schol HM,Shaddock JG,Casciano DA

更新日期：1988-07-01 00:00:00

abstract：:Certain hexavalent chromium [Cr(VI)] compounds are implicated as occupational respiratory carcinogens. Cr(VI) induces a broad spectrum of DNA damage, but Cr(VI)-induced DNA double-strand breaks (DSBs) have not been reported. Previously we found that Cr(VI) activates the ataxia telangiectasia mutated (ATM) kinase. ATM ...

journal_title：Carcinogenesis

authors： Ha L,Ceryak S,Patierno SR

更新日期：2004-11-01 00:00:00

abstract：:Phorbol ester-sensitive EL4 murine thymoma cells respond to phorbol 12-myristate 13-acetate with activation of ERK mitogen-activated protein kinases, synthesis of interleukin-2, and death, whereas phorbol ester-resistant variants of this cell line do not exhibit these responses. Additional aspects of the resistant phe...

journal_title：Carcinogenesis

authors： Sansbury HM,Wisehart-Johnson AE,Qi C,Fulwood S,Meier KE

更新日期：1997-09-01 00:00:00

abstract：:MicroRNAs (miRNAs or miR) have been integrated into tumorigenic programs as either oncogenes or tumor suppressor genes. The miR-124 was reported to be attenuated in several tumors, such as glioma, medulloblastoma and hepatocellular carcinoma. However, its role in cancer remains greatly elusive. In this study, we show ...

journal_title：Carcinogenesis

authors： Liang YJ,Wang QY,Zhou CX,Yin QQ,He M,Yu XT,Cao DX,Chen GQ,He JR,Zhao Q

更新日期：2013-03-01 00:00:00

abstract：:Specific methylated derivatives of anthracene are mutagenic in S. typhimurium and have tumor-initiating activity on mouse skin. In this study, the mutagenic activities of 1-, 2-, and 9-methylanthracene, 2,9- and 9,10-dimethylanthracene, 2,9,-10-trimethylanthracene, 2,3,9,10-tetramethylanthracene, and the photo-oxide o...

journal_title：Carcinogenesis

authors： La Voie EJ,Coleman DT,Rice JE,Geddie NG,Hoffmann D

更新日期：1985-10-01 00:00:00

abstract：:Several previous in vitro studies have indicated that ascorbate and glutathione are the major reductants of Cr(VI) in cells. In order to evaluate the in vivo effects of ascorbate and glutathione on Cr(VI)-induced carcinogenesis, Cr uptake and the formation of Cr(V), Cr-DNA adducts and 8-hydroxy-2'-deoxyguanosine (8-OH...

journal_title：Carcinogenesis

authors： Yuann JM,Liu KJ,Hamilton JW,Wetterhahn KE

更新日期：1999-07-01 00:00:00

abstract：:Grainyhead-like 2 (GRHL2) is one of the three mammalian homologues of Drosophila Grainyhead involved in epithelial morphogenesis. We recently showed that GRHL2 also controls normal epithelial cell proliferation and differentiation. In this study, we investigated the role of GRHL2 in oral carcinogenesis and the underly...

journal_title：Carcinogenesis

authors： Chen W,Yi JK,Shimane T,Mehrazarin S,Lin YL,Shin KH,Kim RH,Park NH,Kang MK

更新日期：2016-05-01 00:00:00

abstract：:The appearance of hepatocellular adenomas and carcinomas induced in rat liver with N-nitrosomorpholine is preceded by different types of preneoplastic foci consisting of phenotypically altered hepatocytes. The altered cells show changes in the activities of various enzymes including those of carbohydrate metabolism. G...

journal_title：Carcinogenesis

authors： Klimek F,Bannasch P

更新日期：1993-09-01 00:00:00

abstract：:The DNA damaging and mutagenic activities of procarbazine, a methylating drug employed in cancer chemotherapy and suspected of causing therapy-related leukaemia, were investigated in the liver and bone marrow of lambda lacZ transgenic mice (MutaMouse). The drug was administered using two different protocols, a 'high-d...

journal_title：Carcinogenesis

authors： Pletsa V,Valavanis C,van Delft JH,Steenwinkel MJ,Kyrtopoulos SA

更新日期：1997-11-01 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