Elevated levels of MDM-2 and p53 expression are associated with high grade non-Hodgkin's lymphomas.

abstract：:In order to study the interaction between cis-diamminedichloroplatinum(II) (CDDP) and representative human DNA in a highly defined manner, alphoid sequence DNA was isolated from two human parental cancer lines (one of head and neck squamous cell origin, SCC-25, and one of breast carcinoma origin, MCF-7) as well as fro...

journal_title：Cancer letters

authors： Chan V,Elliott KE,Herman TS,Teicher BA

更新日期：1988-12-15 00:00:00

abstract：:Tumor cells need to attain anoikis resistance to survive prior to metastasis making it a vital trait of malignancy. The molecular mechanism by which hepatocellular carcinoma (HCC) cells resist anoikis remains not fully understood. Here, we report that ZNF32 expression is markedly upregulated in HCC cells upon detachme...

journal_title：Cancer letters

authors： Li K,Zhao G,Ao J,Gong D,Zhang J,Chen Y,Li J,Huang L,Xiang R,Hu J,Lin P,Wei Y

更新日期：2019-02-01 00:00:00

abstract：:Our previous studies demonstrated that dietary garlic powder supplementation inhibits N-nitrosamine induced DNA alkylation in liver and mammary tissue. The present studies compared the impact of dietary supplementation with garlic powder or two garlic constituents, water-soluble S-allyl cysteine (SAC) and oil-soluble ...

journal_title：Cancer letters

authors： Schaffer EM,Liu JZ,Green J,Dangler CA,Milner JA

更新日期：1996-04-19 00:00:00

abstract：:RNA interference (RNAi), a natural cellular mechanism for RNA-guided regulation of gene expression could in fact become new therapeutic modality if an appropriate efficient delivery strategy that is also reproducible and safe will be developed. Numerous efforts have been made for the past eight years to address this c...

journal_title：Cancer letters

authors： Landesman-Milo D,Goldsmith M,Leviatan Ben-Arye S,Witenberg B,Brown E,Leibovitch S,Azriel S,Tabak S,Morad V,Peer D

更新日期：2013-07-01 00:00:00

abstract：:Gastrin-releasing peptide (GRP) activates phosphatidylinositol 3-kinase (PI3-K)/Akt, an important cell survival signaling pathway, to stimulate growth of various cell types. Transforming growth factor (TGF) superfamily ligands activate intracellular Smad signaling to regulate cell growth, differentiation and apoptosis...

journal_title：Cancer letters

authors： Qiao J,Kang J,Ko TC,Evers BM,Chung DH

更新日期：2006-10-28 00:00:00

abstract：:We studied the effect of staurosporine (SSP), a broad-spectrum protein kinase inhibitor, on the levels of protein kinase C (PKC) activity and proliferation in two murine neuroblastoma cell lines, Neuro2a and its clone NB41A3. The PKC activity was examined in whole cell lysate, cytosolic and particulate fractions. A di...

journal_title：Cancer letters

authors： Mohan DR,Nagarathna R,Krishna M,Jagtap JC,Shastry P

更新日期：1999-05-24 00:00:00

abstract：:Crk is a signaling adaptor protein which is mostly composed of SH2 and SH3 domains, and has been shown to play a pivotal role in cell proliferation, differentiation, and migration. Because Crk was originally isolated as an avian sarcoma virus CT10 encoding oncoprotein v-Crk, we examined a potential role for c-Crk in t...

journal_title：Cancer letters

authors： Nishihara H,Tanaka S,Tsuda M,Oikawa S,Maeda M,Shimizu M,Shinomiya H,Tanigami A,Sawa H,Nagashima K

更新日期：2002-06-06 00:00:00

abstract：:The effect of the calmodulin antagonist trifluoperazine on hepatocarcinogenesis induced by N-nitrosomorpholine (NNM) and on the ornithine decarboxylase (ODC) activity and labeling index of the liver were investigated in male Sprague-Dawley rats. Rats were given drinking water containing NNM for 8 weeks, and from the b...

journal_title：Cancer letters

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

更新日期：1996-10-22 00:00:00

abstract：:Two human cell lines, one established from a colon carcinoma (SW480) and the other from its lymph node metastasis (SW620), were compared with respect to their migration capacity employing a three-dimensional collagen matrix and time-lapse video recording. Non-motile cells were characterized by a round shape, whereas m...

journal_title：Cancer letters

authors： Kubens BS,Zänker KS

更新日期：1998-09-11 00:00:00

abstract：:Carcinogenic and modification potential of 6-mercaptopurine (6-MP) was studied in a medium-term bioassay system for rat liver carcinogenesis. F344 male rats were initiated with a single dose (200 mg/kg body wt.) of diethylnitrosamine (DEN) i.p. and fed diets containing either 0.005% or 0.02% 6-MP with or without 0.05%...

journal_title：Cancer letters

authors： Amanuma T,Maruyama H,Tsujiuchi T,Tsutsumi M,Denda A,Konishi Y

更新日期：1992-06-15 00:00:00

abstract：:Oesophageal squamous cell carcinoma (OSCC) is highly prevalent in developing countries but there has been little recent progress into efficacious yet affordable treatment strategies. Drug repurposing is one attractive approach for cancer therapy. Disulfiram (DSF), used to treat alcoholism, inhibits cancer growth and w...

journal_title：Cancer letters

authors： Jivan R,Peres J,Damelin LH,Wadee R,Veale RB,Prince S,Mavri-Damelin D

更新日期：2018-03-28 00:00:00

abstract：:Pancreatic cancer is a highly lethal disease for which limited therapeutic options are available. Pancreatic cancer exhibits a pronounced collagen-rich stromal reaction, which induces chemoresistance by inhibiting drug diffusion into the tumor. Complementary treatment with oncolytic virus such as an oncolytic adenovir...

journal_title：Cancer letters

authors： Jung KH,Choi IK,Lee HS,Yan HH,Son MK,Ahn HM,Hong J,Yun CO,Hong SS

更新日期：2017-06-28 00:00:00

abstract：:Ultrasound (US) has been shown to induce apoptosis and cell lysis in cancer cells. In this study, we report on the potential of using Sonazoid, a new echo-contrast agent, that is chemically more stable and US-resistant in combination with US in cancer therapy. The biological effects and their mechanisms in the presenc...

journal_title：Cancer letters

authors： Furusawa Y,Zhao QL,Hassan MA,Tabuchi Y,Takasaki I,Wada S,Kondo T

更新日期：2010-02-01 00:00:00

abstract：:Dating back to the seminal work of Paul Ehrlich, the idea of harnessing our immune system to eliminate cancerous cells is now over a century old. In the presence of a functional immune system that so efficiently guards the host against developing neoplasms, tumour cells must evolve sophisticated strategies to escape i...

journal_title：Cancer letters

authors： Chang WH,Lai AG

更新日期：2020-09-01 00:00:00

abstract：:The pharmacological specificity of adrenergic receptors in the plasma membrane of rat ascites hepatoma AH130 cells was compared with that in normal rat hepatocytes. The number of [125I]iodocyanopindolol-binding sites was much greater in AH130 cells than in the hepatocytes. We characterized the alpha-adrenergic recepto...

journal_title：Cancer letters

authors： Sanae F,Miyamoto K,Koshiura R

更新日期：1988-04-01 00:00:00

abstract：:We reported that poor prognoses of hepatocellular carcinoma (HCC) patients after radiofrequency ablation (RFA) are owing to up-regulation of expression of hypoxia-inducible factor-1 and epithelial cell adhesion molecule. We investigated aggressive progression in residual liver tumors (RLTs) after RFA to focus on expre...

journal_title：Cancer letters

authors： Iwahashi S,Shimada M,Utsunomiya T,Imura S,Morine Y,Ikemoto T,Takasu C,Saito Y,Yamada S

更新日期：2016-05-28 00:00:00

abstract：:Telomerase plays an important role in the maintenance of telomere ends in normal and tumor cells and ectopic expression can immortalize human bronchial epithelial (HBE) cells. We assessed telomerase activation, growth properties and methylation status in the hTERT promoter in a panel of HBE cell cultures in relation t...

journal_title：Cancer letters

authors： Yim HW,Slebos RJ,Randell SH,Umbach DM,Parsons AM,Rivera MP,Detterbeck FC,Taylor JA

更新日期：2007-02-08 00:00:00

abstract：:The effects of vitamin E, vitamin B2 and selenite on DNA single strand breaks induced by Na2CrO4 were examined by alkaline elution. Incubation of Chinese hamster V-79 cells with alpha-tocopherol succinate (vitamin E) for 24 h prior to exposure to Na2CrO4 resulted in a decrease of DNA breaks produced by this compound. ...

journal_title：Cancer letters

authors： Sugiyama M,Ando A,Furuno A,Furlong NB,Hidaka T,Ogura R

更新日期：1987-12-01 00:00:00

abstract：:The influence of 3-chloro-4-(dichloromethyl)-5-hydroxy-2(5H)-furanone, a mutagen in chlorinated water, on cell proliferation and lipid peroxidation in the glandular stomach mucosa was investigated in male 4-week-old Wistar rats. Animals were given 50 p.p.m., 25 p.p.m., 12.5 p.p.m., 6.25 p.p.m. or 0 p.p.m. of MX soluti...

journal_title：Cancer letters

authors： Nishikawa A,Kinae N,Furukawa F,Mitsui M,Enami T,Hasegawa T,Takahashi M

更新日期：1994-10-14 00:00:00

abstract：:Substantial evidence from epidemiological studies supports the inverse association between the intake of fruits, vegetables and other plant products and cancer incidence. Cancer-preventive constituents of fruits and vegetables may inhibit carcinogen activation, enhance carcinogen detoxification, prevent carcinogens fr...

journal_title：Cancer letters

authors： Tatman D,Mo H

更新日期：2002-01-25 00:00:00

abstract：:Activation of telomerase by the induction of a full-length telomerase reverse transcriptase (hTERT) transcript is a critical step during cellular immortalization and malignant transformation. Telomerase activity or hTERT expression has thus served as diagnostic and/or prognostic markers in different types of human mal...

journal_title：Cancer letters

authors： Li W,Li L,Liu Z,Liu C,Liu Z,Strååt K,Björkholm M,Jia J,Xu D

更新日期：2008-02-18 00:00:00

abstract：:Lung cancer is a heterogeneous disease that is impacted by environmental exposures and by constitutional genetic or epigenetic susceptibilities to disease development and progression. The United States and China have distinct and diverse populations and geographic environmental exposures that contribute to unique patt...

journal_title：Cancer letters

authors： Yang D,Liu Y,Bai C,Wang X,Powell CA

更新日期：2020-01-01 00:00:00

abstract：:We carried out a mutational analysis of BRCA1 and BRCA2 genes in 103 individuals from a population in Western Central Spain and we identified nine new variants: two truncating mutations in BRCA2 [2604C>A (Y792X), 8873del4], three missense mutations in BRCA2 [677A>G (H150R), 958G>A (D224N) and 3398A>G (K1057R], and fou...

journal_title：Cancer letters

authors： Salazar R,Cruz-Hernandez JJ,Sanchez-Valdivieso E,Rodriguez CA,Gomez-Bernal A,Barco E,Fonseca E,Portugal T,Gonzalez-Sarmiento R

更新日期：2006-02-20 00:00:00

abstract：:In experimental trials using the N-nitroso-N-methylurea (NMU)-induced rat mammary tumor model, a significant decrease in tumor incidence (to 5%) was observed in rats treated with melatonin and 9-cis-retinoic acid (9 cRA) compared to controls (55%). Although 9cRA alone decreased tumor incidence to 26%, this response di...

journal_title：Cancer letters

authors： Teplitzky SR,Kiefer TL,Cheng Q,Dwivedi PD,Moroz K,Myers L,Anderson MB,Collins A,Dai J,Yuan L,Spriggs LL,Blask DE,Hill SM

更新日期：2001-07-26 00:00:00

abstract：:Increased fatty acids (FAs) regulate pancreatic cancer progression, however, the detailed mechanism is not clear, and different forms of FAs may play diversified roles in pancreatic cancer. To elucidate the underlying mechanism, we compared the effects of four major types of FAs on pancreatic cancer growth both in cel...

journal_title：Cancer letters

authors： Yu M,Liu H,Duan Y,Zhang D,Li S,Wang F

更新日期：2015-05-01 00:00:00

abstract：:Several enzymes metabolize the toxic aldehydes produced during lipid peroxidation, such as 4-hydroxynonenal. During carcinogenesis induced by diethylnitrosamine in rat liver, an increase in aldehyde dehydrogenase, in comparison with normal liver, has already been shown. This paper demonstrates that, although to a less...

journal_title：Cancer letters

authors： Canuto RA,Muzio G,Maggiora M,Biocca ME,Dianzani MU

更新日期：1993-02-01 00:00:00

abstract：:R-spondins play critical roles in development, stem cell survival, and tumorigenicity by modulating Wnt/β-catenin signaling; however, the role of R-spondins in noncanonical Wnt signaling regulation remains largely unknown. We demonstrate here that R-spondin 2 (RSPO2) has an inhibitory effect on colorectal cancer (CRC)...

journal_title：Cancer letters

authors： Dong X,Liao W,Zhang L,Tu X,Hu J,Chen T,Dai X,Xiong Y,Liang W,Ding C,Liu R,Dai J,Wang O,Lu L,Lu X

更新日期：2017-08-28 00:00:00

abstract：:2'-Deoxy-N4-[2-(4-nitrophenyl)ethoxycarbonyl]-5-azacytidine (NPEOC-DAC), decitabine with a modification of the N4 position of the azacitidine ring can be used to inhibit DNA methyltransferase. This modification protects the azacitidine ring and can be cleaved by carboxylesterase to release decitabine. NPEOC-DAC was 23...

journal_title：Cancer letters

authors： Byun HM,Choi SH,Laird PW,Trinh B,Siddiqui MA,Marquez VE,Yang AS

更新日期：2008-08-08 00:00:00

abstract：:Glucocorticoids (GCs) are pro-apoptotic as a co-medication to treat leukemia and lymphoma. However, the effects in breast cancer (BC) are diverse with mechanisms less understood. In this study using BC model cell MCF7, we found that dexamethasone (Dex) promotes cell proliferation. Gene expression analysis identified t...

journal_title：Cancer letters

authors： Khan S,Lopez-Dee Z,Kumar R,Ling J

更新日期：2013-08-28 00:00:00

abstract：:Carcinogenicity of quercetin and rutin were examined in inbred ACI strain rats. Rats were given a diet containing 1% or 5% quercetin or 5% rutin for 540 days, or 10% quercetin and 10% rutin for 850 days. Rats in control groups were fed a normal basal diet. Most tumors found in experimental groups were also found in th...

journal_title：Cancer letters

authors： Hirono I,Ueno I,Hosaka S,Takanashi H,Matsushima T,Sugimura T,Natori S

更新日期：1981-06-01 00:00:00