Induction, repair and accumulation of thymine dimers in the skin of UV-B-irradiated hairless mice.

abstract：:Androgens and estrogens may play a role in gastric cancer etiology. To investigate the association of gastric cancer with single-nucleotide polymorphisms (SNPs) in six genes (COMT, CYP1B1, CYP17A1, CYP19A1, HSD17B1 and SHBG) involved in estrogen and androgen synthesis and metabolism, 58 haplotype-tagging SNPs were gen...

journal_title：Carcinogenesis

authors： Freedman ND,Ahn J,Hou L,Lissowska J,Zatonski W,Yeager M,Chanock SJ,Chow WH,Abnet CC

更新日期：2009-01-01 00:00:00

abstract：:Comparisons of aromatic amine activation were made by using intact cells or cell homogenates (S-9) from bovine bladder urothelium and liver. Since both liver and bladder are thought to contribute carcinogenic metabolites for bladder cancer initiation, comparisons of these two organs' relative ability to activate aroma...

journal_title：Carcinogenesis

authors： Hix C,Oglesby L,MacNair P,Sieg M,Langenbach R

更新日期：1983-11-01 00:00:00

abstract：:Occupational nitrosamine exposures from a rubber vehicle seal (VS) curing operation were compared with the peripheral blood lymphocyte concentrations of two nitrosamine-related DNA adducts, N(7)-methylguanine (N(7)mdG) and O(6)-methylguanine (O(6)mdG), and with the activity of the enzyme that repairs O(6)mdG adducts, ...

journal_title：Carcinogenesis

authors： Reh BD,DeBord DG,Butler MA,Reid TM,Mueller C,Fajen JM

更新日期：2000-01-01 00:00:00

abstract：:CXCR4 is a chemokine receptor probably involved in the homing of metastatic breast cancer, and its expression is modulated by tumor environmental stimuli such as hepatocyte growth factor (HGF) and hypoxia. Here, we demonstrate that, depending on the stimulus, different transcription factors can cooperate in enhancing ...

journal_title：Carcinogenesis

authors： Maroni P,Bendinelli P,Matteucci E,Desiderio MA

更新日期：2007-02-01 00:00:00

abstract：:To elucidate the function of the Ras-homologous GTPase Rac1 in hepatocarcinogenesis induced by diethylnitrosamine (DEN), mice lacking hepatic Rac1 expression were treated with DEN and compared to the wild-type (WT). Rac1 knock-out (KO) mice were found to have a lower tumor yield as compared to Rac1 proficient mice. Th...

journal_title：Carcinogenesis

authors： Bopp A,Wartlick F,Henninger C,Schwarz M,Kaina B,Fritz G

更新日期：2015-03-01 00:00:00

abstract：:Human papillomavirus (HPV) type 16 infection is an etiologic factor in a subset of head and neck squamous cell carcinomas (HNSCC). It is unknown if host genetic susceptibility modifies the HPV16-HNSCC association. DNA samples collected as part of a Boston area case-control study of HNSCC were genotyped for single-nucl...

journal_title：Carcinogenesis

authors： Chen AA,Marsit CJ,Christensen BC,Houseman EA,McClean MD,Smith JF,Bryan JT,Posner MR,Nelson HH,Kelsey KT

更新日期：2009-06-01 00:00:00

abstract：:Cigarette smoke (CS) contains hundreds of carcinogens and is a potent inducer of oxidative and bulky DNA damage, which when insufficiently repaired leads to activation of DNA damage response and possibly mutations. The DNA repair protein xeroderma pigmentosum group C (XPC) is primed to play an important role in CS-ind...

journal_title：Carcinogenesis

authors： Zhou H,Saliba J,Sandusky GE,Sears CR

更新日期：2019-05-14 00:00:00

abstract：:The role of aflatoxin B1 (AFB1) in the induction of rearrangements affecting minisatellite sequences was studied in an in vitro yeast model. The Saccharomyces cerevisiae strain used expresses human cytochrome P450 1A2 and NADPH-cytochrome P450 oxidoreductase and has previously been used to study genetic recombination ...

journal_title：Carcinogenesis

authors： Kaplanski C,Wild CP,Sengstag C

更新日期：1998-09-01 00:00:00

abstract：:Cytochrome P450 1B1 (CYP1B1) is an enzyme that has a unique tumor-specific pattern of expression and is capable of bioactivating a wide range of carcinogenic compounds. We have reported previously that coordinated upregulation of CYP1B1 by inflammatory cytokines, such as tumor necrosis factor-α (TNF-α) and the aryl hy...

journal_title：Carcinogenesis

authors： Smerdová L,Šmerdová J,Kabátková M,Kohoutek J,Blažek D,Machala M,Vondráček J

更新日期：2014-11-01 00:00:00

abstract：:The fluorescent 12-O-tetradecanoylphorbol-13-acetate (TPA) analogue dansyl-TPA allowed the distribution of fluorescent molecules to be visualized in living mouse fibroblasts. The entry of dansyl-TPA into cells occurred within millisecond time scale and was found largely energy independent. Dansyl-TPA was shown to stai...

journal_title：Carcinogenesis

authors： Tran PL,Deugnier MA

更新日期：1985-03-01 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：:This study analyzes the mechanism by which the tumor promoter 12-0-tetradecanoyl-phorbol 13-acetate (TPA) inhibits binding of epidermal growth factor (EGF) to its membrane receptors in HeLa cells. Kinetic studies indicate that inhibition of EGF binding occurs within a few minutes after exposure of cells to TPA; delaye...

journal_title：Carcinogenesis

authors： Lee LS,Weinstein IB

更新日期：1980-08-01 00:00:00

abstract：:Ultraconserved elements (UCEs) are segments of >200 bp length showing absolute sequence identity between orthologous regions of human, rat and mouse genomes. The selection factors acting on these UCEs are still unknown. Recent studies have shown that UCEs function as long-range enhancers of flanking genes or are invol...

journal_title：Carcinogenesis

authors： Yang R,Frank B,Hemminki K,Bartram CR,Wappenschmidt B,Sutter C,Kiechle M,Bugert P,Schmutzler RK,Arnold N,Weber BH,Niederacher D,Meindl A,Burwinkel B

更新日期：2008-02-01 00:00:00

abstract：:Excess consumption of trans-fatty acid (TFA), an unsaturated fatty acid containing trans double bonds, is a major risk factor for cardiovascular disease and metabolic syndrome. However, little is known about the link between TFA and hepatocellular carcinoma (HCC) despite it being a frequent form of cancer in humans. I...

journal_title：Carcinogenesis

authors： Hu X,Wang X,Jia F,Tanaka N,Kimura T,Nakajima T,Sato Y,Moriya K,Koike K,Gonzalez FJ,Nakayama J,Aoyama T

更新日期：2020-04-22 00:00:00

abstract：:Preparations of dietary fibre have an ability to bind potentially toxic compounds in vitro, but it is unclear how the measured binding properties are a reflection of either the relative affinity of such compounds for fibre or the saturation binding capacity of the fibre. Cooking and processing of foods and fermentatio...

journal_title：Carcinogenesis

authors： Ryden P,Robertson JA

更新日期：1995-02-01 00:00:00

abstract：:The relationship between striatal dopamine-stimulated adenylate cyclase (DAC) and 7,12-dimethylbenz[a]anthracene (DMBA)-induced mammary tumors was studied. An inverse correlation between activity of this enzyme and the number and growth of tumors was observed in several strains and substrains of rats. Chronic, but not...

journal_title：Carcinogenesis

authors： Goldman PR,Vogel WH

更新日期：1984-07-01 00:00:00

abstract：:Inflammatory tumor microenvironments play pivotal roles in the development of cancer. Inflammatory cytokines such as CXCL1/GROα exert cancer-promoting activities by increasing tumor angiogenesis. However, whether CXCL1/GROα also plays a role in the progression of prostate cancer, particularly in highly invasive castra...

journal_title：Carcinogenesis

authors： Kuo PL,Shen KH,Hung SH,Hsu YL

更新日期：2012-12-01 00:00:00

abstract：:The GTPase activating proteins (GAP) stimulate the intrinsic GTPase activity of ras-p21 thus converting the protein into its inactive form. We have now analyzed carcinogen-induced mouse liver tumors for the possible occurrence of mutational changes in one of the two known GAP genes, namely p120-GAP. RNA from a total o...

journal_title：Carcinogenesis

authors： Müller O,Kress S,Schwarz M

更新日期：1992-10-01 00:00:00

abstract：:The effects of consumption of glucosinolate-containing Brussels sprouts on plasma and urinary glutathione S-transferase (GST) class-alpha and -pi were investigated. Five male and five female non-smoking volunteers were randomly assigned to two groups in a crossover design. Five persons started on a glucosinolate-free ...

journal_title：Carcinogenesis

authors： Nijhoff WA,Mulder TP,Verhagen H,van Poppel G,Peters WH

更新日期：1995-04-01 00:00:00

abstract：:In Thailand, smoking of commercial cigarettes and of handmade cigarettes has drastically increased in recent decades. Cancer of the lung and of the upper aero-digestive tract have also increased in Thailand as they have in many other countries. It is our working hypothesis that the increase of primary cancer of the li...

journal_title：Carcinogenesis

authors： Mitacek EJ,Brunnemann KD,Hoffmann D,Limsila T,Suttajit M,Martin N,Caplan LS

更新日期：1999-01-01 00:00:00

abstract：:Multidrug resistance 2 (Mdr2), also called adenosine triphosphate-binding cassette B4 (ABCB4), is the transporter of phosphatidylcholine (PC) at the canalicular membrane of mouse hepatocytes, which plays an essential role for bile formation. Mutations in human homologue MDR3 are associated with several liver diseases....

journal_title：Carcinogenesis

authors： Tebbi A,Levillayer F,Jouvion G,Fiette L,Soubigou G,Varet H,Boudjadja N,Cairo S,Hashimoto K,Suzuki AM,Carninci P,Carissimo A,di Bernardo D,Wei Y

更新日期：2016-01-01 00:00:00

abstract：:The expression of proteinase-activated receptor (PAR)(2) in human hepatocellular carcinoma (HCC) was established by reverse transcription-polymerase chain reaction, confocal immunofluorescence and electron microscopy in permanent cell lines, primary HCC cell cultures and HCC tumor tissue. Stimulation of HCC cells with...

journal_title：Carcinogenesis

authors： Kaufmann R,Oettel C,Horn A,Halbhuber KJ,Eitner A,Krieg R,Katenkamp K,Henklein P,Westermann M,Böhmer FD,Ramachandran R,Saifeddine M,Hollenberg MD,Settmacher U

更新日期：2009-09-01 00:00:00

abstract：:The effects of in vivo exposure to DDT on hepatic gap junctional intercellular communication (GJIC) and connexin gene/protein expression in Sprague-Dawley rats were examined by in vivo/in vitro dye-transfer assay, immunohistochemical staining, and by Western and Northern blot analyses. In the dose-response study, thre...

journal_title：Carcinogenesis

authors： Tateno C,Ito S,Tanaka M,Oyamada M,Yoshitake A

更新日期：1994-03-01 00:00:00

abstract：:Oxidative DNA modifications such as 7,8-dihydro-8-oxoguanine (8-oxoG) are generated endogenously in apparently all living cells. The defect of the repair of 8-oxoG in Csb(m/m)Ogg1⁻(/)⁻ mice results in elevated basal levels of these lesions and increased frequencies of spontaneous mutations, which initiate tumorigenesi...

journal_title：Carcinogenesis

authors： Fusser M,Nesse GJ,Khobta A,Xia N,Li H,Klungland A,Epe B

更新日期：2011-01-01 00:00:00

abstract：:The phylogenetically distant F344 and BN rat strains and their (BN x F344) F1 hybrids were compared for susceptibility to hepatocarcinogenesis using the 'resistant hepatocyte' model. Quantitative stereological analysis of frequency (number/liver) and size (mean volume and volume fraction) of placental form glutathione...

journal_title：Carcinogenesis

authors： Pascale RM,Simile MM,DeMiglio MR,Muroni MR,Gaspa L,Dragani TA,Feo F

更新日期：1996-08-01 00:00:00

abstract：:Previous studies have shown that platinum-DNA adduct level in leukocyte DNA (measured by antibody methodology) is directly related to disease response in ovarian cancer and testicular cancer. To determine if this principle could be more broadly applied, platinum-DNA damage was studied in a blinded fashion in leukocyte...

journal_title：Carcinogenesis

authors： Parker RJ,Gill I,Tarone R,Vionnet JA,Grunberg S,Muggia FM,Reed E

更新日期：1991-07-01 00:00:00

abstract：:Antibodies specific for u.v.-induced DNA damage were raised in rabbits, and used to study damage and repair of nuclear DNA in nude mouse and human skin in vivo by immuno-fluorescence and immunoperoxidase techniques. Purification of the antibodies by affinity chromatography strongly reduced unspecific background staini...

journal_title：Carcinogenesis

authors： Eggset G,Volden G,Krokan H

更新日期：1983-01-01 00:00:00

abstract：:Inducers of Phase II enzymes, already consumed by humans as food additives, medicines or as constituents of vegetables, can prevent experimental carcinogenesis. Since protection is neither carcinogen- nor organ-specific, clinical trials are already underway to establish the efficacy of 'anticarcinogenic enzyme inducer...

journal_title：Carcinogenesis

authors： Prochaska HJ,Fernandes CL

更新日期：1993-12-01 00:00:00

abstract：BACKGROUND:The hepatitis B virus x gene (HBx) is a promiscuous transactivator implicated in the development of hepatocellular carcinoma (HCC). The present study was designed to investigate the molecular events regulated by HBx. METHODS:Genomic and proteomic expression profiling was performed in Huh7 HCC cells transfec...

journal_title：Carcinogenesis

authors： Liu X,Wang L,Zhang S,Lin J,Zhang S,Feitelson MA,Gao H,Zhu M

更新日期：2008-06-01 00:00:00

abstract：:Fish or vegetable oils were fed during the promotion stage of a mouse skin carcinogenesis model in order to investigate the effects of dietary fat on tumor development. Two weeks after initiation with 10 nmol dimethylbenz[a]anthracene, SENCAR mice were divided into five groups and maintained on one of the following se...

journal_title：Carcinogenesis

authors： Locniskar M,Belury MA,Cumberland AG,Patrick KE,Fischer SM

更新日期：1991-06-01 00:00:00