Study of postnatal effects of chemopreventive agents on offspring of ethylnitrosourea-induced transplacental carcinogenesis in rats. I. Influence of retinol acetate, alpha-tocopherol acetate, thiamine chloride, sodium selenite, and alpha-difluoromethylorn

abstract：:Male and female transgenic mice carrying the human prototype c-Ha-ras gene (rasH2 mice) and their wild littermates (non-Tg mice) received three subcutaneous injections of 0.3 mg N-methyl-N-nitrosourethane (MNUR) once every 2 weeks for the first 4 weeks followed by a single intraperitoneal injection of 1000 or 0 mg/kg ...

journal_title：Cancer letters

authors： Mitsumori K,Yasuhara K,Mori I,Hayashi S,Shimo T,Onodera H,Nomura T,Hayashi Y

更新日期：1998-07-17 00:00:00

abstract：:The underlying molecular mechanism of lung cancer drug resistance is poorly understood. The mediator of endoplasmic reticulum stress CHOP (DNA damage inducible transcript 3) promotes stress-induced apoptosis and appears to function as a transcription factor in multiple diseases. However, its potential contributions to...

journal_title：Cancer letters

authors： Tan W,Liao Y,Qiu Y,Liu H,Tan D,Wu T,Tang M,Zhang S,Wang H

更新日期：2018-08-01 00:00:00

abstract：:The epidermis of the skin is a multilayered stratified epithelium whose primary function is to provide a barrier against our external environment. As a result, cells in the epidermis are subject to constant assault from environmental pathogens, many of which can cause deleterious mutations. However, most of these muta...

journal_title：Cancer letters

authors： Thieu K,Ruiz ME,Owens DM

更新日期：2013-09-10 00:00:00

abstract：:Corynebacterium parvum was investigated in the response of rat Mc7 sarcoma to local waterbath hyperthermia. Heat treatment of 1-1.5 cm3 foot tumors at 43 degrees C for 2 h resulted in complete regression of 71% of the tumors. The Mc7 cure was reduced to 31% when the tumors were heated at 43 degrees C for 1.5 h. C. par...

journal_title：Cancer letters

authors： Shah SA

更新日期：1985-03-01 00:00:00

abstract：:Our aim was to identify novel tumor-associated antigens from the esophageal squamous cell carcinoma (ESCC) cell line EC0156, and related autoantibodies in sera from patients with ESCC. We used modified serological proteome analysis, involving one- and two-dimensional electrophoresis, Western blot, and MALDI-TOF/TOF-MS...

journal_title：Cancer letters

authors： Gao H,Zheng Z,Mao Y,Wang W,Qiao Y,Zhou L,Liu F,He H,Zhao X

更新日期：2014-03-01 00:00:00

abstract：:Current limitation in cancer genomic studies is a lack of the integration of various omics data generated through next generation sequencing technologies, as well as a lack of the sounding and comprehensive epigenomic and genomic information about a particular cancer cell type. In this review, we will discuss main asp...

journal_title：Cancer letters

authors： Tang B,Hsu PY,Huang TH,Jin VX

更新日期：2013-11-01 00:00:00

abstract：:To assess the putative role of extracellular matrix (ECM) proteins on lung cells interacting with integrin receptors on colon carcinoma cells, an in vitro adhesion assay was used to investigate these factors. Tumor necrosis factor (TNF)-alpha treatment of fetal lung cell line MRC 9, upregulated expression of ECM prote...

journal_title：Cancer letters

authors： Karmakar S,Mukherjee R

更新日期：2003-07-10 00:00:00

abstract：:The 5-Fluorouracil (5-FU) is an anticancer drug that is widely used in the treatment of cancer. To identify novel genes associated with 5-FU in gastric cancer, the time-dependent expression profiling of genes in response to 5-FU was examined in 5-FU sensitive and/or resistant gastric cancer cell lines using a 'KUGI 14...

journal_title：Cancer letters

authors： Park JS,Young Yoon S,Kim JM,Yeom YI,Kim YS,Kim NS

更新日期：2004-10-08 00:00:00

abstract：:Hepatitis C virus Core plays a vital role in the development of hepatocellular carcinoma; however, its action mechanism is still controversial. Here, we showed that Core down-regulated levels of p16, resulting in inactivation of Rb and subsequent activation of E2F1, which lead to growth stimulation of hepatocytes. For...

journal_title：Cancer letters

authors： Park SH,Lim JS,Lim SY,Tiwari I,Jang KL

更新日期：2011-11-01 00:00:00

abstract：:To shed light on the association of intestinal microflora with the development of colon cancer, we studied the modifying effects of intestinal microflora on the occurrence of 1,2-dimethylhydrazine (DMH)-induced colonic aberrant crypt foci (ACF) in germfree (GF), gnotobiotic (GB) and conventionalized (Cvd) rats. In the...

journal_title：Cancer letters

authors： Onoue M,Kado S,Sakaitani Y,Uchida K,Morotomi M

更新日期：1997-02-26 00:00:00

abstract：:Berberine, an isoquinoline alkaloid, has a wide range of pharmacological effects, including anti-inflammation, yet the exact mechanism is unknown. Because cyclooxygenase-2 (COX-2) plays a key role in prostaglandins (PGs) synthesis, which is elevated in inflammation, we examined whether the anti-inflammatory mechanism ...

journal_title：Cancer letters

authors： Kuo CL,Chi CW,Liu TY

更新日期：2004-01-20 00:00:00

abstract：:The di-methyl-, di-ethyl-, di-propyl-, di-normal butyl-, and di-iso-butyl-ethers of hematoporphyrin were synthesized and shown to possess chromatographic properties similar to those of the tumorlocalizing components of hematoporphyrin derivative (Hpd). The cellular uptake of these ethers, as well as their retention in...

journal_title：Cancer letters

authors： Moan J,Rimington C,Sommer S

更新日期：1987-03-01 00:00:00

abstract：:Prevalence of human infection with Toxoplasma gondii has been increasing in China due to the increasing number of cats. However, little is known of the epidemiology of T. gondii infection in different cancer patient groups. Thus, a case-control study of 900 cancer patients and 900 controls was conducted to detect anti...

journal_title：Cancer letters

authors： Cong W,Liu GH,Meng QF,Dong W,Qin SY,Zhang FK,Zhang XY,Wang XY,Qian AD,Zhu XQ

更新日期：2015-04-10 00:00:00

abstract：:Imatinib has revolutionized treatment strategies for chronic myeloid leukemia patients: long-term overall survival was reported to be up to 80% at 8 years of follow-up in respondent patients. Despite the straightforward results obtained, it has been estimated a failure rate per year of 2-4%. Several attempts to improv...

journal_title：Cancer letters

authors： Breccia M,Alimena G

更新日期：2012-09-28 00:00:00

abstract：:Sulforaphane (SFN) is an isothiocyanate found in cruciferous vegetables, with particularly high levels detected in broccoli and broccoli sprouts. Over a decade ago, this phytochemical was identified as a likely chemopreventive agent based on its ability to induce Phase 2 detoxification enzymes, as well as to inhibit P...

journal_title：Cancer letters

authors： Myzak MC,Dashwood RH

更新日期：2006-02-28 00:00:00

abstract：:The effect of a purified, high protein diet on enhanced gastric carcinogenesis induced by oral administration of NaCl was investigated in Wistar rats. Rats were fed on a purified diet with an equalized caloric content, containing 8% NaCl and 25% casein (normal protein diet), or 50% casein (high protein diet) after ora...

journal_title：Cancer letters

authors： Tatsuta M,Iishi H,Baba M,Uehara H,Nakaizumi A,Iseki K

更新日期：1997-06-24 00:00:00

abstract：:The carcinogenic effect of dimethylnitrosamine (DMN) s.c. injected at two different dose levels was studied in laboratory bred European hamsters (EH) and data compared to findings for captured EH. Malignant haemangioendotheliomas of the liver and kidney, hepatocellular carcinomas and cholangiocarcinomas were induced. ...

journal_title：Cancer letters

authors： Richter-Reichhelm HB,Green U,Ketkar MB,Mohr U

更新日期：1978-01-01 00:00:00

abstract：:Intrahepatic cholangiocarcinoma (ICC) is the second most common primary liver cancer. Appropriate treatment of this aggressive and heterogeneous cancer requires accurate staging and prognostic stratification, as does patient selection for clinical trials. Over the past two decades, several staging systems and prognost...

journal_title：Cancer letters

authors： Cheng Z,Lei Z,Shen F

更新日期：2019-09-28 00:00:00

abstract：:Consumption of false morel (Gyromitra esculenta Fr.) has been associated not only with acute poisoning, but also with a carcinogenic risk. The hydrolysis of acetaldehyde-N-methyl-N-formylhydrazone (gyromitrin, the main toxic component of false morel) results in the formation of the methylating agents N-methyl-N-formyl...

journal_title：Cancer letters

authors： Bergman K,Hellenäs KE

更新日期：1992-01-10 00:00:00

abstract：:Considerable evidences have shown that both heat shock transcription factor 1 (HSF1) and autophagy can attenuate the sensitivity of hepatocellular carcinoma (HCC) cells to chemotherapeutic reagents. However, it is still little known whether HSF1 is associated with autophagy in regulating the chemosensitivity of HCC ce...

journal_title：Cancer letters

authors： Zhang N,Wu Y,Lyu X,Li B,Yan X,Xiong H,Li X,Huang G,Zeng Y,Zhang Y,Lian J,Ni Z,He F

更新日期：2017-11-28 00:00:00

abstract：:Persistent activation of STAT3 and Nrf2 is considered to stimulate the aggressive behavior of basal-like breast cancer (BLBC). However, the precise mechanism underlying sustained overactivation of these transcription factors and their roles in breast cancer progression remain elusive. Analysis of the TCGA multi-omics ...

journal_title：Cancer letters

authors： Kim SJ,Saeidi S,Cho NC,Kim SH,Lee HB,Han W,Noh DY,Surh YJ

更新日期：2021-03-01 00:00:00

abstract：:Diet is one of the elements that may influence the development of lung cancer. To ascertain the relationship between meat and fish consumption and the appearance of this disease, a case-control study was conducted on a population in Galicia (NW Spain), with a sample of 295 cases and 322 controls. All cases had histolo...

journal_title：Cancer letters

authors： Dosil-Díaz O,Ruano-Ravina A,Gestal-Otero JJ,Barros-Dios JM

更新日期：2007-07-08 00:00:00

abstract：:It is widely known that dietary lipids can modify the ability of different cancers to grow up and metastasize, especially mammary gland tumors. However, it is still unclear whether n-6 fatty acids behave as tumor promoters in this gland cell population. The effect of different nutritional polyunsaturated fatty acids (...

journal_title：Cancer letters

authors： Muñoz SE,Lopez CB,Valentich MA,Eynard AR

更新日期：1998-04-24 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：:Two human prostate tumor cell lines which exhibit a 2.4-fold difference in sensitivity to cis-platinum (cis-Pt) were found to possess slightly different sulphydryl contents, and the presence of a metallothionein-like zinc-binding protein was demonstrated in the line exhibiting relative resistance to cis-Pt. Although t...

journal_title：Cancer letters

authors： Metcalfe SA,Cain K,Hill BT

更新日期：1986-05-01 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：:An apolar extract of the traditional medicinal plant Neurolaena lobata inhibited the expression of the NPM/ALK chimera, which is causal for the majority of anaplastic large cell lymphomas (ALCLs). Therefore, an active principle of the extract, the furanoheliangolide sesquiterpene lactone lobatin B, was isolated and te...

journal_title：Cancer letters

authors： Kiss I,Unger C,Huu CN,Atanasov AG,Kramer N,Chatruphonprasert W,Brenner S,McKinnon R,Peschel A,Vasas A,Lajter I,Kain R,Saiko P,Szekeres T,Kenner L,Hassler MR,Diaz R,Frisch R,Dirsch VM,Jäger W,de Martin R,Bochkov

更新日期：2015-01-28 00:00:00

abstract：:Nitrosatability of dried Nigerian vegetables and spices was investigated under simulated gastric conditions. N-Nitroso-dimethylamine (NDMA) was the only volatile nitrosamine found above the preformed level except in ugwu where N-nitroso-piperidine (2.3 ppb) was also detected. The lowest NDMA value of 0.4 ppb was found...

journal_title：Cancer letters

authors： Atawodi SE,Maduagwu EN,Preussmann R,Spiegelhalder B

更新日期：1991-05-24 00:00:00

abstract：:EGF-receptor family members (EGFRs) as well as c-Src are over expressed in approximately 70% of breast cancer, and in most of the tumors c-Src is co-over expressed with at least one of the EGFRs, suggesting that they may interact functionally and play a role in the development and progression of the malignancy. We hyp...

journal_title：Cancer letters

authors： Nautiyal J,Majumder P,Patel BB,Lee FY,Majumdar AP

更新日期：2009-10-08 00:00:00

abstract：:Osteosarcoma is the most common osteogenic malignant tumor characterized by a high level of malignancy, relapse, metastasis and poor prognosis. S100A4 has been implicated in the proliferation, cell cycle progression, and metastasis of many malignant tumors, although the roles of S100A4 in osteosarcoma have not been do...

journal_title：Cancer letters

authors： Ma X,Yang Y,Wang Y,An G,Lv G

更新日期：2010-12-28 00:00:00