abstract：:Breast cancer-associated mutations affecting the highly-conserved C-terminal BRCT domains of the tumor suppressor gene breast cancer susceptibility gene 1 (BRCA1) fully disrupt the ability of BRCA1 to interact with acetyl coenzyme A carboxylase alpha (ACCA), the rate-limiting enzyme catalyzing de novo fatty acid bioge...

journal_title：Molecular carcinogenesis

authors： Brunet J,Vazquez-Martin A,Colomer R,Graña-Suarez B,Martin-Castillo B,Menendez JA

更新日期：2008-02-01 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：:Plakoglobin (Pg) and beta-catenin are homologous proteins that function in cell-cell adhesion and signaling. The cadherin-associated form of these proteins mediates adhesion, whereas the cytosolic/nuclear form has a signaling role. Despite their interactions with common cellular partners, beta-catenin has a well-docum...

journal_title：Molecular carcinogenesis

authors： Li L,Chapman K,Hu X,Wong A,Pasdar M

更新日期：2007-10-01 00:00:00

abstract：:Transforming growth factor beta (TGFbeta) signaling has both tumor suppression and promotion roles. Smads are transcription factors that primarily mediate intracellular signaling for the TGFbeta superfamily. Loss of Smad2 and Smad4, but not Smad3 is common in human cancers. Given the complex nature of TGFbeta signalin...

journal_title：Molecular carcinogenesis

authors： Bornstein S,Hoot K,Han GW,Lu SL,Wang XJ

更新日期：2007-08-01 00:00:00

abstract：:Chloride intracellular channel 4 (CLIC4) is a putative chloride channel for intracellular organelles. CLIC4 has biological activities in addition to or because of its channel activity. In keratinocytes, CLIC4 resides in the mitochondria and cytoplasm, and CLIC4 gene expression is regulated by p53, TNF-alpha, and c-Myc...

journal_title：Molecular carcinogenesis

authors： Suh KS,Malik M,Shukla A,Yuspa SH

更新日期：2007-08-01 00:00:00

abstract：:The most common NF1 feature is the benign neurofibroma, which consists predominantly of Schwann cells. Dermal neurofibromas usually arise during puberty and increase in number throughout adulthood. Plexiform neurofibromas, associated with larger nerves, are often congenital and can be life threatening. Malignant perip...

journal_title：Molecular carcinogenesis

authors： Fishbein L,Zhang X,Fisher LB,Li H,Campbell-Thompson M,Yachnis A,Rubenstein A,Muir D,Wallace MR

更新日期：2007-07-01 00:00:00

abstract：:Nuclear factor kappa B (NFkappaB) is a central participant in the metastasis and chemoresistance of colorectal cancer (CRC). However, it is not fully understood to what extent NFkappaB contributes to induction of the metastasis-associated matrix metalloprotease-9 (MMP-9) gene and sensitivity to the commonly used chemo...

journal_title：Molecular carcinogenesis

authors： Fukuyama R,Ng KP,Cicek M,Kelleher C,Niculaita R,Casey G,Sizemore N

更新日期：2007-05-01 00:00:00

abstract：:Epidermal growth factor receptor (EGFR) plays an important role in the development and progression of lung cancer. A previous report noted that an increased number of polymorphic CA repeats in the first intron of the EGFR gene results in decreased transcriptional activity. To estimate the association of the length of ...

journal_title：Molecular carcinogenesis

authors： Zhang W,Weissfeld JL,Romkes M,Land SR,Grandis JR,Siegfried JM

更新日期：2007-05-01 00:00:00

abstract：:We have reported that connexin (Cx) 32 gene, a member of gap junction protein family, acts as a tumor suppressor gene in human renal cell carcinoma (RCC). Of solid tumors, RCC is one of the most chemoresistant cancers, and there is no effective cancer chemotherapy against RCC at present. In this study, we examined if ...

journal_title：Molecular carcinogenesis

authors： Sato H,Senba H,Virgona N,Fukumoto K,Ishida T,Hagiwara H,Negishi E,Ueno K,Yamasaki H,Yano T

更新日期：2007-03-01 00:00:00

abstract：:Benzo[alpha]pyrene-7,8-diol-9,10-epoxide (B[a]PDE), the major metabolite of benzo[a]pyrene (B[a]P), shows an ultimate complete carcinogen in various animals and is a causative agent for human cancers. However, its effects on the activation of signal pathways and the expression of genes involved in its carcinogenic eff...

journal_title：Molecular carcinogenesis

authors： Ouyang W,Ma Q,Li J,Zhang D,Ding J,Huang Y,Xing MM,Huang C

更新日期：2007-01-01 00:00:00

abstract：:Mice with conditional gene deletions have been extremely valuable in allowing investigators to study the genes of interest in a tissue-specific manner. The Cre-loxP recombination system provides a powerful tool to produce targeted rearrangements of particular genes. The keratin 5-Cre recombinase (K5Cre) transgenic mou...

journal_title：Molecular carcinogenesis

authors： Chan EL,Peace BE,Toney K,Kader SA,Pathrose P,Collins MH,Waltz SE

更新日期：2007-01-01 00:00:00

abstract：:We previously reported that two dietary regimens, calorie restriction (CR) and a high olive oil-containing diet supplemented with a freeze-dried fruit and vegetable extract (OFV), reduced the development of intestinal adenomas in Apc(Min) mice by 57% and 33%, respectively, compared to control mice fed a defined diet a...

journal_title：Molecular carcinogenesis

authors： Mai V,Colbert LH,Perkins SN,Schatzkin A,Hursting SD

更新日期：2007-01-01 00:00:00

abstract：:In tumor cells that have lost responsiveness to the growth inhibitory effects of transforming growth factor beta (TGFbeta), increased TGFbeta production by the tumor cells often contributes to cancer progression, primarily through paracrine mechanisms. Here we investigated the major components of the activator protein...

journal_title：Molecular carcinogenesis

authors： Liu G,Ding W,Liu X,Mulder KM

更新日期：2006-08-01 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：:ZD1839 ("Iressa") is an orally active, selective epidermal growth factor (EGF) receptor-tyrosine kinase inhibitor. We evaluated the antitumor activity of ZD1839 in combination with HSP90 antagonist, 17-AAG in malignant human glioma cell lines. ZD1839 independently produced a dose-dependent inhibition of cellular proli...

journal_title：Molecular carcinogenesis

authors： Premkumar DR,Arnold B,Pollack IF

更新日期：2006-05-01 00:00:00

abstract：:Telomerase expression is the hallmark of tumor cells, and activation of this ribonucleoprotein complex may be a rate-limiting or critical step in cellular immortalization and oncogenesis. Fungal immunomodulatory protein, FIP-gts, has been isolated from Ganoderma tsugae. In the present study, we expressed and purified ...

journal_title：Molecular carcinogenesis

authors： Liao CH,Hsiao YM,Hsu CP,Lin MY,Wang JC,Huang YL,Ko JL

更新日期：2006-04-01 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：:Peptidylarginine deiminase type 4 (PAD4/PADI4) posttranslationally converts peptidylarginine to citrulline, in a process known as citrullination. Evidence suggests that PAD4 plays an essential role in pathogenesis of rheumatoid arthritis (RA). RA synovium has many features in common with tumor tissues, including abnor...

journal_title：Molecular carcinogenesis

authors： Chang X,Han J

更新日期：2006-03-01 00:00:00

abstract：:Tamoxifen (TAM) is widely used in the treatment and prevention of breast cancer. There is clear evidence that cytochrome P450 (CYP) 3A enzymes play an important role in TAM metabolism, resulting in metabolites that lead to formation of TAM-DNA adducts. We have investigated the effect of CYP3A2 antisense (AVI-4472) exp...

journal_title：Molecular carcinogenesis

authors： Mahadevan B,Arora V,Schild LJ,Keshava C,Cate ML,Iversen PL,Poirier MC,Weston A,Pereira C,Baird WM

更新日期：2006-02-01 00:00:00

abstract：:Epidermal growth factor receptor (EGFR) is a receptor tyrosine kinase that is frequently over-expressed in human cancers and is associated with tumorigenesis, and increased tumor proliferation and progression. Also found in breast tumors with high levels is B-Myb, a transcription factor whose expression is activated b...

journal_title：Molecular carcinogenesis

authors： Hanada N,Lo HW,Day CP,Pan Y,Nakajima Y,Hung MC

更新日期：2006-01-01 00:00:00

abstract：:Signaling networks play important roles in cancer progression. For example, overexpression of the epidermal growth factor receptor (EGFR) is a poor prognostic indicator in multiple tumor types. Recent studies have postulated that the EGFR functions as a central conduit for signaling by different classes of cell surfac...

journal_title：Molecular carcinogenesis

authors： Boerner JL,Biscardi JS,Silva CM,Parsons SJ

更新日期：2005-12-01 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：:Telomerase activity is suppressed in normal human somatic tissues but is activated in cancer cells and immortal cell lines. The reverse transcriptase (RT) subunit human telomerase reverse transcriptase (hTERT) is the key regulator of telomerase activity. The hTERT promoter contains E-box elements and may allow upstrea...

journal_title：Molecular carcinogenesis

authors： Chang JT,Yang HT,Wang TC,Cheng AJ

更新日期：2005-11-01 00:00:00

abstract：:Apigenin (4',5,7-trihydroxyflavone), a flavone subclass of flavonoid widely distributed in many herbs, fruits, and vegetables is a substantial component of the human diet and has been shown to possess a variety of biological activities including tumor growth inhibition and chemoprevention. Recent studies in several bi...

journal_title：Molecular carcinogenesis

authors： Jeyabal PV,Syed MB,Venkataraman M,Sambandham JK,Sakthisekaran D

更新日期：2005-09-01 00:00:00

abstract：:We found that caffeine significantly inhibited epidermal growth factor (EGF)- and 12-O-tetradecanoylphorbol-13-acetate (TPA)-induced cell transformation in the JB6 mouse epidermal cell line. The tumor promoter-induced cell transformation was also blocked by treatment with an adenosine A1 receptor antagonist, 8-phenylt...

journal_title：Molecular carcinogenesis

authors： Nomura M,Ichimatsu D,Moritani S,Koyama I,Dong Z,Yokogawa K,Miyamoto K

更新日期：2005-09-01 00:00:00

abstract：:Tumor progression is a multistep process, which enables cells to evolve from benign to malignant tumors. This progression has been suggested to depend on six essential characteristics identified as the "hallmarks of cancer," which include: self-sufficiency in growth signals, insensitivity to growth-inhibitory signals,...

journal_title：Molecular carcinogenesis

authors： Cook AC,Tuck AB,McCarthy S,Turner JG,Irby RB,Bloom GC,Yeatman TJ,Chambers AF

更新日期：2005-08-01 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：:It becomes feasible to perform genome-wide differential gene or protein expression in the post genome era. However, little has been addressed on the effects of external stresses and microenvironment alterations on the outcomes of gene and protein expression. To identify downregulated genes during hepatoma development,...

journal_title：Molecular carcinogenesis

authors： Hsieh SY,Chen WY,Shih TC,Yeh JY,Jeng JT

更新日期：2005-06-01 00:00:00

abstract：:Rapid advances in multimodality therapy have not significantly improved the overall 5-yr survival of oral cancer patients in the past two decades, thereby underscoring the need for molecular therapeutics. The development of new treatment strategies for more effective management of oral cancer requires identification o...

journal_title：Molecular carcinogenesis

authors： Arora S,Matta A,Shukla NK,Deo SV,Ralhan R

更新日期：2005-02-01 00:00:00

abstract：:The expression profile of adenoma induced by 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone (NNK) in A/J mice was compared with that of normal lung tissue by suppression subtractive hybridization (SSH). The mRNAs of surfactant-associated protein A (SP-A) and lysozyme showed characteristically higher transcription in t...

journal_title：Molecular carcinogenesis

authors： Okubo C,Morishita Y,Minami Y,Ishiyama T,Kano J,Iijima T,Noguchi M

更新日期：2005-02-01 00:00:00

abstract：:The ubiquitin-proteasome pathway is fundamental to synchronized continuation of many cellular processes, for example, cell-cycle progression, stress response, and cell differentiation. Recent studies have shown that the ubiquitin-proteasome pathway functions in the regulation of nucleotide excision repair (NER) in yea...

journal_title：Molecular carcinogenesis

authors： Wang QE,Wani MA,Chen J,Zhu Q,Wani G,El-Mahdy MA,Wani AA

更新日期：2005-01-01 00:00:00

abstract：:The interplay between cancer cells and the normal surrounding tissue is believed to influence the biological behavior of the tumor. However, the presence of multiple cell types within the prelevated tumor specimen may attenuate changes that occur specifically in the malignant cells within their microenvironment. To st...

journal_title：Molecular carcinogenesis

authors： Verlinden I,Janssens J,Raus J,Michiels L

更新日期：2004-12-01 00:00:00

abstract：:Ultraviolet (UV) light-induced activation of activator protein-1 (AP-1), resulting at least in part from oxidative stress, promotes skin carcinogenesis. It has not yet been determined whether elevating cellular phase II enzymes and glutathione (GSH) levels inhibits the AP-1 activation. We have, therefore, examined the...

journal_title：Molecular carcinogenesis

authors： Zhu M,Zhang Y,Cooper S,Sikorski E,Rohwer J,Bowden GT

更新日期：2004-11-01 00:00:00

abstract：:Recent evidence suggests that the A allele of the ornithine decarboxylase (ODC) gene is a genetic risk factor for prostate cancer. ODC is a target gene of the highly polymorphic androgen receptor (AR) gene, short alleles of which have been associated in some studies with increased prostate cancer risk. We determined O...

journal_title：Molecular carcinogenesis

authors： O'Brien TG,Guo Y,Visvanathan K,Sciulli J,McLaine M,Helzlsouer KJ,Watkins-Bruner D

更新日期：2004-10-01 00:00:00

abstract：:Dietary heterocyclic aromatic amines (HCA) and polyunsaturated fatty acids (PUFA) are both believed to play a role in colon carcinogenesis, and are both substrate for the enzyme cyclooxygenase (COX). In HCA-7 cells, highly expressing isoform COX-2, we investigated the effects of PUFA on prostaglandin synthesis and DNA...

journal_title：Molecular carcinogenesis

authors： Moonen HJ,Dommels YE,van Zwam M,van Herwijnen MH,Kleinjans JC,Alink GM,de Kok TM

更新日期：2004-07-01 00:00:00

abstract：:The present work describes the use of the infant (4-wk-old) mouse as an animal model for the study of DNA damage-induced G(1) checkpoint response, changes in p53 protein levels, and multiple gene expression changes after DNA damage has been induced in the liver. Hepatocytes in the infant B6C3F1 mouse had a proliferati...

journal_title：Molecular carcinogenesis

authors： Reynolds R,Witherspoon S,Fox T

更新日期：2004-05-01 00:00:00

abstract：:Survival of patients with advanced solid tumors has not significantly improved over the past 30 years. Although molecularly targeted anticancer drugs offer promise, few drugs make it through the end of the Food and Drug Administration approval process. Animal models that more closely resemble human carcinogenesis may ...

journal_title：Molecular carcinogenesis

authors： Frijhoff AF,Conti CJ,Senderowicz AM

更新日期：2004-04-01 00:00:00

abstract：:Our previous study demonstrated that phosphatidylinositol 3-kinase (PI3K) is necessary for epidermal growth factor (EGF)-induced cell transformation in mouse epidermal JB6 cells. Akt and the mammalian target of rapamycin (mTOR) are regarded as PI3K downstream effectors. Therefore, in this study, we investigated the ro...

journal_title：Molecular carcinogenesis

authors： Nomura M,He Z,Koyama I,Ma WY,Miyamoto K,Dong Z

更新日期：2003-09-01 00:00:00

abstract：:Expression analysis of 7129 transcripts was carried out in five human prostate cancer cell lines derived from orthotopic xenografts after one to five passages in nude mice and primary cultures of human normal prostate epithelial (NPE) cells. These experiments identified a consensus class of 214 genes (43 up- and 171 d...

journal_title：Molecular carcinogenesis

authors： Glinsky GV,Krones-Herzig A,Glinskii AB,Gebauer G

更新日期：2003-08-01 00:00:00

abstract：:Although many reports suggest that aberrant regulation of cytokine signaling pathways via the interleukin-2 receptor (IL-2R) induces tumorigenic transformation, constitutively active IL-2R in tumors has not been reported. We searched for genomic alteration of the IL-2/15R beta-subunit gene (IL-2/15R beta) in cytokine-...

journal_title：Molecular carcinogenesis

authors： Ukai H,Ishii-Oba H,Ukai-Tadenuma M,Ogiu T,Tsuji H

更新日期：2003-06-01 00:00:00