Microvessel density and p53 mutations in advanced-stage epithelial ovarian cancer.

abstract：:Oleanolic acid (OA, 3β-hydroxyolean-12-en-28-oic acid) is a ubiquitous pentacyclic multifunctional triterpenoid, widely found in several dietary and medicinal plants. Natural and synthetic OA derivatives can modulate multiple signaling pathways including nuclear factor-κB, AKT, signal transducer and activator of trans...

journal_title：Cancer letters

authors： Shanmugam MK,Dai X,Kumar AP,Tan BK,Sethi G,Bishayee A

更新日期：2014-05-01 00:00:00

abstract：:Two hair dye components, carcinogenic 4-nitro-2-aminophenol and 5-nitro-2-aminophenol, induced Cu(II)-dependent DNA cleavage frequently at thymine and guanine residues in DNA fragments obtained from the c-Ha-ras-1 protooncogene. When the p53 tumor suppressor gene was used, 4-nitro-2-aminophenol caused Cu(II)-dependent...

journal_title：Cancer letters

authors： Chen F,Oikawa S,Hiraku Y,Murata M,Yamashita N,Kawanishi S

更新日期：1998-04-10 00:00:00

abstract：:Circulating free DNA (CFDNA) has been shown to be a good source of liver tissue-derived DNA in African and Asian patients with chronic liver disease or HCC. In Egypt, HCC is a frequent carcinoma and mostly occur in the context of chronic infection by HCV, a widespread infection in the Egyptian population. Here we have...

journal_title：Cancer letters

authors： Hosny G,Farahat N,Tayel H,Hainaut P

更新日期：2008-06-18 00:00:00

abstract：:Epigenetic modification of miR-429 can manipulate liver T-ICs via targeting the RBBP4/E2F1/Oct4 axis, which might be crucial for hepatocarcinogenesis. However, whether miR-429 plays a role in regulating metastasis of hepatocellular carcinoma is still unclear. Using quantitative methylation analysis and real-time PCR, ...

journal_title：Cancer letters

authors： Tang J,Li L,Huang W,Sui C,Yang Y,Lin X,Hou G,Chen X,Fu J,Yuan S,Li S,Wen W,Tang S,Cao D,Wu M,Chen L,Wang H

更新日期：2015-08-01 00:00:00

abstract：:Cancers of the gastrointestinal (GI) tract continue to represent a major health problem, despite progress in therapy. Gut microbiota is a key element related to the genesis of GI cancers, countless papers addressing this burning issue across the world. We provide an updated knowledge of the involvement of gut microbio...

journal_title：Cancer letters

authors： Serban DE

更新日期：2014-04-10 00:00:00

abstract：:N-ethyl-N-nitrosourea-induced rat gliomas showed a stimulation of cytosolic spermidine N-acetyltransferase activity compared with normal brain, with an increased formation of N1 and N8-acetylspermidine, suggesting the activation of two enzymes acetylating the polyamine in N1 and N8 position, respectively. The enhancem...

journal_title：Cancer letters

authors： Sessa A,Broglia E,Terreni MR,Perin A

更新日期：1994-01-30 00:00:00

abstract：:Angiogenesis remains a sensible target for pancreatic ductal adenocarcinoma (PDAC) therapy. VEGF, PDGF, FGF and their receptors are expressed at high levels and correlate with poor prognosis in human PDAC. Nintedanib is a triple angiokinase inhibitor that targets VEGFR1/2/3, FGFR1/2/3 and PDGFRα/β signaling. We invest...

journal_title：Cancer letters

authors： Awasthi N,Hinz S,Brekken RA,Schwarz MA,Schwarz RE

更新日期：2015-03-01 00:00:00

abstract：:The activity of 4 enzymes involved in the formation and interconversion of folate coenzymes has been examined in liver and kidney of healthy and Ehrlich ascites carcinoma-bearing mice. In the liver, a 50% increase of methylenetetrahydrofolate reductase activity was shown soon after tumour cell inoculation, while the a...

journal_title：Cancer letters

authors： Chmurzyńska W,Manteuffel-Cymborowska M,Sikora E,Grzelakowska-Sztabert B

更新日期：1984-12-01 00:00:00

abstract：:NAD(P)H: quinone oxidoreductase 1 (NQO1) is an antioxidant enzyme which is associated with poor prognosis in human breast, colon, lung and liver cancers. However, the molecular mechanisms underlying the pro-tumorigenic function of NQO1 remains unclear. This study investigated the function of NQO1 in the context of hep...

journal_title：Cancer letters

authors： Li WY,Zhou HZ,Chen Y,Cai XF,Tang H,Ren JH,Wai Wong VK,Kwan Law BY,Chen Y,Cheng ST,Yu HB,Cai HY,Chen WX,Tang N,Zhang WL,Tao NN,Yang QX,Ren F,He L,Jiang H,Huang AL,Chen J

更新日期：2019-06-01 00:00:00

abstract：:The guinea pig Kurloff cell (KC) is an estradiol-dependent circulating mononuclear cell that had natural killer cytotoxic activity in vitro. We studied the variation of KC number during the development of transplanted leukemia in inbred strain 2 (S2) leukemia-sensitive guinea pigs. Grafts of leukemic cells (L2C) produ...

journal_title：Cancer letters

authors： Debout C,Taouji S,Izard J

更新日期：1995-10-20 00:00:00

abstract：:Previous studies point to protein kinase C (PKC) isozyme eta as a resistance factor in cancer cells. Therefore, we investigated whether down-regulation of PKCeta with second generation antisense oligonucleotides (ODNs) would sensitise A549 human lung carcinoma cells to cytostatics. The effects were compared to the out...

journal_title：Cancer letters

authors： Sonnemann J,Gekeler V,Ahlbrecht K,Brischwein K,Liu C,Bader P,Müller C,Niethammer D,Beck JF

更新日期：2004-06-25 00:00:00

abstract：:Overall survival and quality of life of patients with metastatic colorectal cancer (mCRC) have improved due to the development of standard systemic treatment. However, many patients are still suffering from the eventual progression of cancer, treatment-related toxicities, and the economic burden of new drugs. Salvage ...

journal_title：Cancer letters

authors： Woo IS,Jung YH

更新日期：2017-08-01 00:00:00

abstract：:Cooking beef patties results in the formation of mutagens detectable by Salmonella typhimurium TA98 with metabolic activation. Decreased mutagenic activity results when frying beef with added soy protein concentrates (SPC). The reduction in mutagenicity takes place during the cooking process. Whereas fried beef hambur...

journal_title：Cancer letters

authors： Wang YY,Vuolo LL,Spingarn NE,Weisburger JH

更新日期：1982-07-01 00:00:00

abstract：:Green tea components exert many biological effects, including antitumor and cancer preventive activities. In the search for anticancer agents for prostate cancer the inhibitory effects of green tea components were tested on the prostate cancer cell lines LNCaP, PC-3 and DU145. (-)-Epigallocatechin-3-gallate (EGCG) pro...

journal_title：Cancer letters

authors： Paschka AG,Butler R,Young CY

更新日期：1998-08-14 00:00:00

abstract：:alpha-Toxin (alpha-hemolysin) of Staphylococcus aureus is a pore-forming bacterial toxin which after caveolin-1-dependent assembly induces apoptosis in eukaryotic cells. We investigated if a sub-toxic concentration of staphylococcal alpha-toxin could enhance cisplatin-induced apoptosis and overcome acquired cisplatin-...

journal_title：Cancer letters

authors： Johansson D,Johansson A,Behnam-Motlagh P

更新日期：2008-06-28 00:00:00

abstract：:Elevated cyclooxygenase-2 (COX-2) expression has been observed in various types of cancer. Induction of COX-2 expression has been reported to increase invasiveness and angiogenesis of tumours. While COX-2 overexpression has been repeatedly proven to promote tumor growth, little is known about what initiates its induct...

journal_title：Cancer letters

authors： Cressey R,Pimpa S,Tontrong W,Watananupong O,Leartprasertsuke N

更新日期：2006-02-28 00:00:00

abstract：:The tumorigenicity of 7-chlorobenz[a]anthracene (7-Cl-BA, and environmental contaminant, and 7 bromobenz[a]anthracene (7-Br-BA) was determines in the male B6C3F(1) newborn mouse. Mice receiving 7-Cl-BA and 7-Br-BA by i.p. injections at a dose of 1600 nmol per mouse on 1, 8, and 15 days after birth developed 92 and 96%...

journal_title：Cancer letters

authors： Fu PP,Von Tungeln LS,Zhan DJ,Bucci T

更新日期：1996-03-19 00:00:00

abstract：:Although end-binding protein 1 (EB1) is well known to regulate microtubule dynamics, the role of EB1 in apoptosis of non-small cell lung cancer (NSCLC) is poorly understood. Here, we investigated the molecular mechanism by which EB1 regulates apoptosis in H460, A549, and H1299 cells. Depletion of EB1 in A549 and H1299...

journal_title：Cancer letters

authors： Kim MJ,Yun HS,Hong EH,Lee SJ,Baek JH,Lee CW,Yim JH,Kim JS,Park JK,Um HD,Hwang SG

更新日期：2013-10-01 00:00:00

abstract：:Electron microscopic studies were made on an in vitro cultured cell line obtained from the FCB transplantable murine bladder tumour. The cells exhibited a loss of differentiation compared with solid tumour and the presence of C-type virus particles, many in the process of budding. The possible relation of this virus t...

journal_title：Cancer letters

authors： Flaks A

更新日期：1977-07-01 00:00:00

abstract：:We have developed an epithelial cell line derived from mouse liver which represents a spectrum of malignant progression. When inoculated into mice at low passage, the cells induced benign cysts; after extensive subcultures, the same line induced low grade adenocarcinomas. A variant of these cells with increased invasi...

journal_title：Cancer letters

authors： Dollbaum CM,Anderson LW,Smith HS

更新日期：1980-12-01 00:00:00

abstract：:The quality and frequency of mutations in PTEN gene were assessed in 59 carcinomas and 6 hyperplasias of the endometrium in women. Screening for mutations was done in all exons of PTEN gene by the PCR-SSCP analysis and DNA sequencing. Results were correlated with histological status and clinical features of endometria...

journal_title：Cancer letters

authors： Konopka B,Paszko Z,Janiec-Jankowska A,Goluda M

更新日期：2002-04-08 00:00:00

abstract：:Radiofrequency ablation (RFA) is widely accepted as a first-line interventional oncology approach for hepatocellular carcinoma (HCC) and has the advantages of high treatment efficacy and low complication risk. Local control rates equivalent to hepatic resection can be reached by RFA alone when treating small HCCs (<2 ...

journal_title：Cancer letters

authors： Chen L,Sun J,Yang X

更新日期：2016-01-01 00:00:00

abstract：:In continuation of our studies of natural and synthetic products as cancer chemopreventive agents, we have examined a number of naphthoquinone derivatives including monomeric, dimeric and tetrameric naphthaquinones occurring in the Diospyros and other selected plant genera. Several synthetic naphthoquinones were also ...

journal_title：Cancer letters

authors： Kapadia GJ,Balasubramanian V,Tokuda H,Konoshima T,Takasaki M,Koyama J,Tagahaya K,Nishino H

更新日期：1997-02-26 00:00:00

abstract：:Gene methylation is an important molecular event in prostate carcinogenesis that may have diagnostic and prognostic significance. We evaluated the methylation status of eight genes implicated in prostate carcinogenesis. DNA was extracted from archived paraffin-embedded tumor blocks from 90 prostate cancer patients. Ge...

journal_title：Cancer letters

authors： Woodson K,Hanson J,Tangrea J

更新日期：2004-03-18 00:00:00

abstract：:We previously reported that β6 integrin played an important role in the progression of colon cancer. In this study, we demonstrated that β6 integrin induced the expression of MMP-3/MMP-9 and the invasion of colon cancer cells. Moreover, that function was abolished by the inhibition of ERK/MAPK pathways or knockdown of...

journal_title：Cancer letters

authors： Gao H,Peng C,Liang B,Shahbaz M,Liu S,Wang B,Sun Q,Niu Z,Niu W,Liu E,Wang J,Lin P,Wang J,Niu J

更新日期：2014-11-28 00:00:00

abstract：:This review centers on recent findings with respect to modulating cancer multidrug resistance (MDR) with the well-known antidepressant fluoxetine (prozac). The MDR phenomena and mechanisms are discussed, including the roles of ABC transporters as MDR-pumps and the potential involvement of cancer stem cells. The three ...

journal_title：Cancer letters

authors： Peer D,Margalit R

更新日期：2006-06-18 00:00:00

abstract：:Susceptibility of hairless inbred S/RV Cri-ba or Bare mice to skin tumor development with suboptimal doses of 7,12-dimethylbenz[a]anthracene (DMBA), DMBA-TPA two stage protocol and two stage promotion using 12-O-tetradecanoylphorbol-13-acetate (TPA) as sub-stage 1 promoter and mezerein (MEZ) or phorbol retinoate aceta...

journal_title：Cancer letters

authors： Bhisey RA,Veturkar PL

更新日期：1990-06-30 00:00:00

abstract：:Heparanase (HPA) is an endoglucuronidase that can promote the shedding of associated cytokines in several types of tumors. However, little is known about what controls the expression of HPA or its role in gastric cancer. In this study, we report for the first time that HGF regulates HPA expression to promote gastric c...

journal_title：Cancer letters

authors： Hao NB,Tang B,Wang GZ,Xie R,Hu CJ,Wang SM,Wu YY,Liu E,Xie X,Yang SM

更新日期：2015-05-28 00:00:00

abstract：:Innate resistance to various therapeutic interventions is a hallmark of cancer. In recent years, however, acquired resistance has emerged as a daunting challenge to anticancer treatments including chemotherapy, radiation and targeted therapy, which abolishes the efficacy of otherwise successful regimens. Cancer cells ...

journal_title：Cancer letters

authors： Sun Y

更新日期：2016-09-28 00:00:00

abstract：:Chemical agents including 5-iodo-2'-deoxyuridine (IUdR), 4-O-methyl 12-O-tetradecanoyl phorbol-13-acetate (TPA), phorbol, and the tumor promoters teleocidin and TPA were tested for their ability to induce Human T-cell leukemia-lymphoma virus Type I (HTLV-I) expression in the low-virus producer MT-1 cell line and in th...

journal_title：Cancer letters

authors： Carter LJ,Blakeslee JR Jr

更新日期：1988-04-01 00:00:00