Inhibition of UV light- and Fenton reaction-induced oxidative DNA damage by the soybean isoflavone genistein.

abstract：:In order to address the hypothesis that 6-aminochrysene (6-AC) is converted to genotoxic products by cytochrome P450 enzymes via two activation pathways (N-hydroxylation and epoxidation), the activation of 6-AC and trans-1,2-dihydro-1,2-dihydroxy-6-aminochrysene (6-AC-diol) to genotoxic metabolites was examined in rat...

journal_title：Carcinogenesis

authors： Yamazaki H,Mimura M,Oda Y,Gonzalez FJ,el-Bayoumy K,Chae YH,Guengerich FP,Shimada T

更新日期：1994-03-01 00:00:00

abstract：:Overexpressed DNA methyltransferase 1 (DNMT1) strongly contributes to tumor suppressor gene silencing in colorectal cancer (CRC). However, the underlying mechanism of DNMT1 overexpression is still unclear. MicroRNAs (miRNA) have been implicated as gene regulators controlling diverse biological processes, including car...

journal_title：Carcinogenesis

authors： Wang H,Wu J,Meng X,Ying X,Zuo Y,Liu R,Pan Z,Kang T,Huang W

更新日期：2011-07-01 00:00:00

abstract：BACKGROUND:Analysis of candidate genes in individual studies has had only limited success in identifying particular gene variants that are conclusively associated with lung cancer risk. In the International Lung Cancer Consortium (ILCCO), we conducted a coordinated genotyping study of 10 common variants selected becaus...

journal_title：Carcinogenesis

authors： Truong T,Sauter W,McKay JD,Hosgood HD 3rd,Gallagher C,Amos CI,Spitz M,Muscat J,Lazarus P,Illig T,Wichmann HE,Bickeböller H,Risch A,Dienemann H,Zhang ZF,Naeim BP,Yang P,Zienolddiny S,Haugen A,Le Marchand L,Hong YC

更新日期：2010-04-01 00:00:00

abstract：:The epidermal growth factor receptor (EGFR) pathway has recently been appreciated as a central mediator of tumorigenesis and an important drug target; however, the influence of genetic variation in this pathway on bladder cancer is not understood. Pathway activation leads to cell proliferation, angiogenesis and is ant...

journal_title：Carcinogenesis

authors： Mason RA,Morlock EV,Karagas MR,Kelsey KT,Marsit CJ,Schned AR,Andrew AS

更新日期：2009-07-01 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：:The Notch signaling pathway is evolutionarily conserved and responsible for cell fate determination in the developing embryo and mature tissue. At the molecular level, ligand binding activates Notch signaling by liberating the Notch intracellular domain, which then translocates into the nucleus and activates gene tran...

journal_title：Carcinogenesis

authors： Capaccione KM,Pine SR

更新日期：2013-07-01 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：:We have shown previously that the difference between C57BL/6J and C3H/HeJ male mice in their susceptibilities to chemically-induced liver tumors results predominantly from an allelic difference at the Hepatocarcinogen sensitivity (Hcs) locus. This locus modulates the rate of growth of preneoplastic liver lesions and m...

journal_title：Carcinogenesis

authors： Hanigan MH,Winkler ML,Drinkwater NR

更新日期：1990-04-01 00:00:00

abstract：:Isoflavone genistein is a specific inhibitor of protein tyrosine kinase (PTK) and has been shown to have a variety of anticancer activities in cultured cells and animal models. We report here that genistein significantly inhibits 7,12-dimethylbenz[a]anthracene (DMBA)-initiated and 12-O-tetradecanoyl phorbol-13-acetate...

journal_title：Carcinogenesis

authors： Wei H,Bowen R,Zhang X,Lebwohl M

更新日期：1998-08-01 00:00:00

abstract：:Genome-wide DNA hypomethylation was one of the first epigenetic alterations described in cancer cells. However, the cause of this hypomethylation is still poorly understood. We have previously developed a line of primary mesenchymal stem cells (MSC, the putative origin of various types of sarcoma) in which five oncoge...

journal_title：Carcinogenesis

authors： Wild L,Funes JM,Boshoff C,Flanagan JM

更新日期：2010-10-01 00:00:00

abstract：:Polymorphisms in 3' untranslated region (UTR) of cancer-related genes might affect regulation by microRNA (miRNA) and contribute to carcinogenesis. In this study, we screened several single nucleotide polymorphisms (SNPs) in 3'UTR of cancer-related genes and investigated their effects on the risk of esophageal squamou...

journal_title：Carcinogenesis

authors： Wang K,Li J,Guo H,Xu X,Xiong G,Guan X,Liu B,Li J,Chen X,Yang K,Bai Y

更新日期：2012-11-01 00:00:00

abstract：:Liver microsomes from male Syrian golden hamsters and Sprague Dawley rats metabolize the cis and trans isomers of N-nitroso-2,6-dimethylmorpholine (NNDM) to N-nitroso-(2-hydroxypropyl)(2-oxopropyl)amine (HPOP) as the major product detectable by h.p.l.c. The rates of total metabolism are similar for both the cis and tr...

journal_title：Carcinogenesis

authors： Kokkinakis D,Hollenberg PF,Scarpelli DG

更新日期：1984-08-01 00:00:00

abstract：:Nitrosododecamethyleneimine (NDMI) was given to NZR/Gd rats by gavage in olive oil solution, confirming its hepatocarcinogenic activity. Twenty male and 20 female rats received 2.5 mg NDMI twice a week for 52 weeks; a further 10 male rats received 25.0 mg twice a week for 12 weeks. Two-thirds of the animals survived m...

journal_title：Carcinogenesis

authors： Goodall CM,Lijinsky W

更新日期：1984-04-01 00:00:00

abstract：:Effects of estrogens on the cytoplasmic microtubule network were examined by the indirect immunofluorescence method using anti-beta-tubulin antibody. Estradiol, a naturally occurring estrogen, decreased the amount of cytoplasmic microtubule fibers during interphase in the human breast cancer cell lines MCF-7 and MDA-M...

journal_title：Carcinogenesis

authors： Aizu-Yokota E,Ichinoseki K,Sato Y

更新日期：1994-09-01 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 HSP70 family of heat shock proteins consists of molecular chaperones of approximately 70kDa in size that serve critical roles in protein homeostasis. These adenosine triphosphatases unfold misfolded or denatured proteins and can keep these proteins in an unfolded, folding-competent state. They also protect nascent...

journal_title：Carcinogenesis

authors： Murphy ME

更新日期：2013-06-01 00:00:00

abstract：:The HBL100 cell line, established in vitro from milk of an apparently healthy woman, expresses SV40 large T antigen defective in some of its functions. Here we demonstrate that the HBL100 genomic DNA possesses transforming activity in NIH3T3 cells and that this activity is associated with the viral information. ...

journal_title：Carcinogenesis

authors： Vanhamme L,Szpirer C

更新日期：1988-04-01 00:00:00

abstract：:The LEC rat spontaneously develops liver cancer after suffering chronic liver injury caused by abnormal copper accumulation in the liver, but the role of copper accumulation in the induction of liver cancer remains obscure. We histochemically and biochemically examined the content of copper and metallothionein (MT), a...

journal_title：Carcinogenesis

authors： Sawaki M,Enomoto K,Hattori A,Tsuzuki N,Sugawara N,Mori M

更新日期：1994-09-01 00:00:00

abstract：:The modulating effects of dietary feeding of two xanthophylls, astaxanthin (AX) and canthaxanthin (CX) during the postinitiation phase on colon carcinogenesis initiated with azoxymethane (AOM) were investigated in male F344 rats. Animals were initiated with AOM by weekly s.c. injections of 15 mg/kg body wt for 3 weeks...

journal_title：Carcinogenesis

authors： Tanaka T,Kawamori T,Ohnishi M,Makita H,Mori H,Satoh K,Hara A

更新日期：1995-12-01 00:00:00

abstract：:Pirh2 is a Ring-H2 domain containing E3 ubiquitin ligase that targets several important tumor suppressor genes for proteasomal degradation. Overexpression of Pirh2 is frequently detected in many clinical tumor tissues including hepatocellular carcinoma (HCC). However, the molecular mechanism of Pirh2 activation in tum...

journal_title：Carcinogenesis

authors： Hu L,Liu M,Chen L,Chan TH,Wang J,Huo KK,Zheng BJ,Xie D,Guan XY

更新日期：2012-08-01 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：:Bone metastasis in patient with advanced-stage prostate cancer, the most commonly diagnosed malignancy in Western countries, increases the risk of intractable bone pain. The nephroblastoma overexpressed (NOV/CCN3) gene, a member of the CCN gene family, is responsible for the secretion of CCN3, a matrix-associated prot...

journal_title：Carcinogenesis

authors： Chen PC,Cheng HC,Tang CH

更新日期：2013-07-01 00:00:00

abstract：:Functional inactivation of BRCA1 is an important mechanism involved in breast cancer pathogenesis. Mutation is often responsible for BRCA1 inactivation in familial breast cancer, but is not responsible for the decreased levels of BRCA1 seen in a subset of sporadic breast cancer patients. To determine if aberrant cytos...

journal_title：Carcinogenesis

authors： Rice JC,Ozcelik H,Maxeiner P,Andrulis I,Futscher BW

更新日期：2000-09-01 00:00:00

abstract：:In this report, we describe the isolation and characterization of six murine squamous cell carcinoma cell lines (BPCC) derived from carcinomas produced by a complete carcinogenesis protocol with benzo[a]pyrene (B[a]P). All six cell lines were tumorigenic to varying degrees in nude mice, and several were spontaneously ...

journal_title：Carcinogenesis

authors： Ruggeri BA,Bauer B,Zhang SY,Klein-Szanto AJ

更新日期：1994-08-01 00:00:00

abstract：:An antibody (anti-EH) specific for microsomal epoxide hydrolase (mEH) from rhesus monkey liver has been used to test the immunochemical relationship between human liver mEH and the serum EH levels in human patients with hepatocellular carcinoma (HCC). Immunoblots of separated rhesus monkey and human liver microsomal p...

journal_title：Carcinogenesis

authors： Moody DE,Hammock BD,Ruebner BH,Hillman DW,Hillman JH

更新日期：1989-02-01 00:00:00

abstract：:Hairless mice were given 5 topical applications of 470 nmol 20-methylcholanthrene (MCA) at one week intervals. In one experimental group the MCA was dissolved in reagent grade acetone alone, in another group it was dissolved in a mixture consisting of 50% acetone and 50% dimethyl sulfoxide (DMSO). A control group rece...

journal_title：Carcinogenesis

authors： Iversen OH,Thorud E,Volden G

更新日期：1981-01-01 00:00:00

abstract：:We have shown previously that apoptosis induction by diallyl trisulfide (DATS), a constituent of processed garlic, in PC-3 and DU145 human prostate cancer cells is associated with c-Jun N-terminal kinase and extracellular signal-regulated kinase-mediated phosphorylation of Bcl-2. However, pharmacological inhibition of...

journal_title：Carcinogenesis

authors： Xiao D,Singh SV

更新日期：2006-03-01 00:00:00

abstract：:Serum-free cultures of normal human buccal epithelial cells were transfected with a plasmid containing the SV40 T-antigen (SV40T) gene. Two major lines developed that showed extended lifespans (between 30 and 40 weeks) as compared with the controls (approximately 6 weeks). Continued growth through one or two crises ge...

journal_title：Carcinogenesis

authors： Kulkarni PS,Sundqvist K,Betsholtz C,Höglund P,Wiman KG,Zhivotovsky B,Bertolero F,Liu Y,Grafström RC

更新日期：1995-10-01 00:00:00

abstract：:The possibility that ascorbic acid, as a nucleophile, may inhibit mutagenicity induced by electrophilic metabolites of N-nitroso compounds was examined. In vitro data are presented to show that ascorbic acid does not decrease the mutagenicity of N-methyl-N'-nitro-N-nitrosoguanidine (MNNG) in a modified Ames bacterial ...

journal_title：Carcinogenesis

authors： Norkus EP,Kuenzig WA

更新日期：1985-11-01 00:00:00

abstract：:A hallmark of cancer is aberrant DNA methylation, consisting of global hypomethylation and regional hypermethylation of tumor suppressor genes. DNA methyltransferase inhibitors have been recognized as promising candidate anticancer drugs. Drug development has focused on DNA methylation inhibitors with the goal of acti...

journal_title：Carcinogenesis

authors： Chik F,Szyf M

更新日期：2011-02-01 00:00:00