Promoter methylation profile in preneoplastic and neoplastic gallbladder lesions.

abstract：:Alterations of the Rassf1a gene were investigated in pancreatic duct adenocarcinomas (PDAs) induced by N-nitrosobis(2-oxopropyl)amine (BOP) in hamsters. Female Syrian golden hamsters received 70 mg/kg BOP, followed by repeated exposures to an augmentation pressure regimen consisting of a choline-deficient diet combine...

journal_title：Molecular carcinogenesis

authors： Shimizu K,Itsuzaki Y,Fujii H,Honoki K,Tsujiuchi T

更新日期：2008-02-01 00:00:00

abstract：:The abnormal expression of adipocyte enhancer binding protein 1 (AEBP1) has been implicated in the carcinogenesis and progression of various types of human tumors. However, the role of AEBP1 in colon adenocarcinoma (COAD) remains largely unelucidated. In this study, we explored the clinical significance and biological...

journal_title：Molecular carcinogenesis

authors： Xing Y,Zhang Z,Chi F,Zhou Y,Ren S,Zhao Z,Zhu Y,Piao D

更新日期：2019-10-01 00:00:00

abstract：:The E5 open reading frame (ORF) from bovine papillomavirus type 1 (BPV 1) as well as the E5 ORFs from human papillomaviruses (HPV) type 6 and type 16 have been reported to transform immortalized rodent cells. In an analysis of murine and human tumors for the presence of putative papillomavirus-related sequences, we cl...

journal_title：Molecular carcinogenesis

authors： Kahn T,Friesl H,Copeland NG,Gilbert DJ,Jenkins NA,Gissmann L,Kramer J,zur Hausen H

更新日期：1992-01-01 00:00:00

abstract：:Development of chemoresistance in androgen-refractory prostate cancer cells is partly due to constitutive activation of Rel/NF-kappaB transcription factors that regulate several cell survival and anti-apoptotic genes. In this study we examined whether betulinic acid (BetA), a pentacyclic triterpene from the bark of wh...

journal_title：Molecular carcinogenesis

authors： Rabi T,Shukla S,Gupta S

更新日期：2008-12-01 00:00:00

abstract：:Many cytotoxic agents kill cells by invoking a specific death pathway termed physiological cell death, or apoptosis. Treatment of a murine hemopoietic stem cell line, FDCP-mix, with methylmethanesulfonate (MMS) or N'-methyl-N'-nitrosourea (MNU) leads to death by apoptosis. Retroviral gene transfer was used to overexpr...

journal_title：Molecular carcinogenesis

authors： Fairbairn LJ,Cowling GJ,Dexter TM,Rafferty JA,Margison GP,Reipert B

更新日期：1994-09-01 00:00:00

abstract：:A model of neoplastic transformation by the combination of SV40 large T antigen (LT), SV40 small T antigen (ST), oncogenic Ras, and human telomerase reverse trasncriptase subunit (hTERT) has become established and replicated in primary human fibroblasts, however, there is no report on human hepatocytes. Here we use ce...

journal_title：Molecular carcinogenesis

authors： Sun B,Chen M,Hawks C,Hornsby PJ,Wang X

更新日期：2006-04-01 00:00:00

abstract：:We confirmed the expression of cathepsin K, the most abundant and specific cysteine protease found in osteoclasts, at the mRNA level in most of our cases of breast cancer, and even at the protein level in bone metastatic lesions. Therefore, we investigated the functions of cathepsin K in osteoclasts with special atten...

journal_title：Molecular carcinogenesis

authors： Ishikawa T,Kamiyama M,Tani-Ishii N,Suzuki H,Ichikawa Y,Hamaguchi Y,Momiyama N,Shimada H

更新日期：2001-10-01 00:00:00

abstract：:Tumor-associated stromal cells are dynamic characters that endorse the carcinogenic process in a multitude of ways. The tumor microenvironment plays a crucial role throughout the tumor progression, which includes initiation, growth, invasion, and metastasis. The tumor microenvironment consists of cellular and non-cell...

journal_title：Molecular carcinogenesis

authors： Spaw M,Anant S,Thomas SM

更新日期：2017-04-01 00:00:00

abstract：:Heterocyclic amines present in cooked foods are known to produce colon tumors in F344 rats at a high incidence, indicating the possibility of involvement of ras gene activation in colon carcinogenesis in rats as in humans. We examined mutations at codons 12, 13, and 61 of the Ki-ras, Ha-ras, and N-ras genes by polymer...

journal_title：Molecular carcinogenesis

authors： Kakiuchi H,Ushijima T,Ochiai M,Imai K,Ito N,Yachi A,Sugimura T,Nagao M

更新日期：1993-01-01 00:00:00

abstract：:2-Amino-1-methyl-6-phenylimidazo(4,5-b)pyridine (PhIP), a compound found in cooked meat, is a mammary gland carcinogen in female Sprague-Dawley rats. PhIP-induced rat mammary gland carcinomas were examined for mutations in several genes (exons) known to regulate cell growth and apoptosis, including p53 (4-8), p21(Waf1...

journal_title：Molecular carcinogenesis

authors： Yu M,Ryu DY,Snyderwine EG

更新日期：2000-02-01 00:00:00

abstract：:Formation of G4 DNA may occur in the course of replication and transcription, and contribute to genomic instability. We have quantitated abundance of G4 motifs and potential for G4 DNA formation of the nontemplate strand of 5' exons and introns of transcripts of human genes. We find that, for all human genes, G4 motif...

journal_title：Molecular carcinogenesis

authors： Eddy J,Maizels N

更新日期：2009-04-01 00:00:00

abstract：:To explore the mechanisms underlying the chemopreventive effects of the synthetic retinoid N-(4-hydroxyphenyl)retinamide (4-HPR) in prostate cancer, we evaluated the anti-proliferative and apoptosis-inducing effects of 4-HPR in the androgen-sensitive human prostate cancer cell line LNCaP. 4-HPR decreased the number of...

journal_title：Molecular carcinogenesis

authors： Shen JC,Wang TT,Chang S,Hursting SD

更新日期：1999-03-01 00:00:00

abstract：:Transgenic mice were developed to study the role of c-src in epithelial tumorigenesis through targeted expression of a constitutively active form of murine c-src (src(529)). Src(529) was targeted to the interfollicular epidermis with the human keratin 1 (HK1) promoter. The skin phenotype of these mice was characterize...

journal_title：Molecular carcinogenesis

authors： Matsumoto T,Jiang J,Kiguchi K,Carbajal S,Rho O,Gimenez-Conti I,Beltrán L,DiGiovanni J

更新日期：2002-03-01 00:00:00

abstract：:Because oxidative processes can participate in tumor promotion, it is likely that the cellular antioxidant defense also plays a role. We have compared the levels of the three major antioxidant enzymes, Cu,Zn-superoxide dismutase (SOD), catalase and glutathione peroxidase (GPx), in promotable mouse epidermal JB6 cells ...

journal_title：Molecular carcinogenesis

authors： Crawford DR,Amstad PA,Foo DD,Cerutti PA

更新日期：1989-01-01 00:00:00

abstract：:Neuroblastoma, the most common extracranial solid tumor in children, arises from precursors of the sympathetic nervous system. Neuroblastoma cell lines are responsive to the differentiation agent retinoic acid, which induces its effects by altering transcription rates of specific target genes. We identified autotaxin ...

journal_title：Molecular carcinogenesis

authors： Dufner-Beattie J,Lemons RS,Thorburn A

更新日期：2001-04-01 00:00:00

abstract：:Recently, tumor initiating cells are considered as the central role of tumorigenicity in hepatocellular carcinoma. Enediyne anticancer antibiotic lidamycin with great potential antitumor activity is currently evaluated in Phase II clinical trials. In this study, we evaluated the effect of lidamycin on tumor initiating...

journal_title：Molecular carcinogenesis

authors： Chen Y,Yu D,Zhang C,Shang B,He H,Chen J,Zhang H,Zhao W,Wang Z,Xu X,Zhen Y,Shao RG

更新日期：2015-01-01 00:00:00

abstract：:Withaferin A (WA) exhibits cancer chemopreventive efficacy in preclinical models representative of two different subtypes of breast cancer. However, the mechanism(s) underlying breast cancer chemoprevention by WA is not fully elucidated. We performed RNA-seq analyses using a non-tumorigenic mammary epithelial cell lin...

journal_title：Molecular carcinogenesis

authors： Hahm ER,Kim SH,Singh KB,Singh SV

更新日期：2021-01-01 00:00:00

abstract：:Astrocyte elevated gene-1 (AEG-1) plays a critical role in the development, progression, and metastasis of a variety of cancers, including non-small-cell lung cancer (NSCLC). The objective of the current study is to unravel the upstream signaling of AEG-1. A cohort of 28 NSCLC tissues and 30 normal tissues were collec...

journal_title：Molecular carcinogenesis

authors： Li YH,Xu CL,He CJ,Pu HH,Liu JL,Wang Y

更新日期：2020-02-01 00:00:00

abstract：:Esophageal squamous cell carcinoma (ESCC) is a common malignant tumor with poor prognosis. And different individuals respond to the same drug differently. Increasing evidence has confirmed that metabolism reprogramming was involved in the drug sensitivity of tumor cells. However, the potential molecular mechanism of 5...

journal_title：Molecular carcinogenesis

authors： Cui Y,Yang D,Wang W,Zhang L,Liu H,Ma S,Guo W,Yao M,Zhang K,Li W,Zhang Y,Guan F

更新日期：2020-08-01 00:00:00

abstract：:Elevation of the steady-state mRNA levels of glucose transporter and c-myc are among the earliest changes in gene expression observed after Ha-rasT24 stimulation of Rat-1 fibroblasts to enter the cell cycle. Since the expression of these genes may be the result of either increased cell proliferation or a specific resp...

journal_title：Molecular carcinogenesis

authors： Godwin AK,Lieberman MW

更新日期：1991-01-01 00:00:00

abstract：:High rate of chronic hepatitis B virus (HBV) infection and p16 promoter methylation were found in the majority of hepatocellular carcinoma (HCC). To investigate the potential linkage between high rate of p16 methylation and HBV infection, p16 methylation was detected with methylation-specific polymerase chain reaction...

journal_title：Molecular carcinogenesis

authors： Jicai Z,Zongtao Y,Jun L,Haiping L,Jianmin W,Lihua H

更新日期：2006-07-01 00:00:00

abstract：:Despite considerable knowledge of viral pathogenesis, the pathophysiological changes related to the multifactorial, multistep process of hepatitis B virus (HBV)-related hepatocellular carcinoma (HCC) development remains unclear. Longitudinal metabolomics study can reveal biological process for disease progression. We ...

journal_title：Molecular carcinogenesis

authors： Huang BY,Tsai MR,Hsu JK,Lin CY,Lin CL,Hu JT,Huang YW,Liu CJ,Wu WJ,Wu CF,Sung FY,Chen PJ,Liang HJ,Lin SM,Yu MW

更新日期：2020-11-01 00:00:00

abstract：:Studies with murine models suggest that maternal exposure to aromatic hydrocarbon receptor (AhR) agonists may impair mammary gland differentiation and increase the susceptibility to mammary carcinogenesis in offspring. However, the molecular mechanisms responsible for these perturbations remain largely unknown. Previo...

journal_title：Molecular carcinogenesis

authors： Papoutsis AJ,Selmin OI,Borg JL,Romagnolo DF

更新日期：2015-04-01 00:00:00

abstract：:The interaction of urokinase-type plasminogen activator (uPA) with its cell-surface receptor (uPAR) is implicated in diverse biological processes such as cell migration, tissue remodeling, and tumor cell invasion. Recent studies indicated that uPAR can act as an extracellular matrix receptor during cell adhesion. Rece...

journal_title：Molecular carcinogenesis

authors： Chintala SK,Mohanam S,Go Y,Venkaiah B,Sawaya R,Gokaslan ZL,Rao JS

更新日期：1997-12-01 00:00:00

abstract：:The effects of rat-specific hepatocarcinogen 3'-methyl-4-dimethylaminoazobenzene (3'-MeDAB), mouse-specific hepatocarcinogen ortho-aminoazotoluene (OAT), non-species-specific hepatocarcinogen diethylnitrosamine (DENA), and non-carcinogenic 4'-methyl-4-dimethylaminoazobenzene (4'-MeDAB) on glucocorticoid induction of t...

journal_title：Molecular carcinogenesis

authors： Merkulova TI,Kropachev KY,Timofeeva OA,Vasiliev GV,Levashova ZB,Ilnitskaya SI,Kobzev VF,Pakharukova MY,Bryzgalov LO,Kaledin VI

更新日期：2005-12-01 00:00:00

abstract：:Gene amplification contributes to carcinogenesis by enhancing proto-oncogene activity and causing chromosomal instability. The ease of detecting amplified tumor-virus sequences has encouraged use of this system as a surrogate for studying the molecular events involved in endogenous gene amplification. We report here a...

journal_title：Molecular carcinogenesis

authors： Rossman TG,Wolosin D

更新日期：1992-01-01 00:00:00

abstract：:Ras-mediated transformation is associated with upregulation of cyclooxygenase-2 (COX-2), which in turn promotes prostaglandin E2 (PGE2) synthesis and secretion. Although recent studies have identified molecular mechanisms by which Ras mediates upregulation of COX-2, conflicting observations have been made. Furthermore...

journal_title：Molecular carcinogenesis

authors： Repasky GA,Zhou Y,Morita S,Der CJ

更新日期：2007-12-01 00:00:00

abstract：:DNA hypermethylation is associated with decreased expression of tumor suppressor genes. We previously observed decreased Fhit expression and Fhit promoter region hypermethylation in rodent tumors induced by various carcinogens, and noted that the 5' regulatory regions in the promoter, exon 1, and intron 1 were differe...

journal_title：Molecular carcinogenesis

authors： Guler G,Iliopoulos D,Han SY,Fong LY,Lubet RA,Grubbs CJ,Huebner K

更新日期：2005-07-01 00:00:00

abstract：:Some of the progeny of isolated mouse embryo fibroblasts acquire the ability to grow indefinitely during cultivation, presumably through some mutational events. The relevance of p53 mutations and loss of heterozygosity to the mechanism of such immortal growth capability remains controversial. Since four bases in intro...

journal_title：Molecular carcinogenesis

authors： Tokumitsu M,Kadohama T,Ogawa K

更新日期：1994-05-01 00:00:00

abstract：:Obesity increases colorectal cancer (CRC) risk and progression. However, the impact of obesity on CRC in women is dependent on ovarian hormone status. The purpose of this study was to determine the interactive roles of obesity and ovarian hormones on serum markers of inflammation, cell signaling, and transplanted colo...

journal_title：Molecular carcinogenesis

authors： Rondini EA,Harvey AE,Steibel JP,Hursting SD,Fenton JI

更新日期：2011-05-01 00:00:00