Reactive oxygen species-mediated kinase activation by dihydrotanshinone in tanshinones-induced apoptosis in HepG2 cells.

abstract：:EGFR polymorphisms have not been thoroughly evaluated for association with head and neck squamous cell carcinoma (HNSCC) risk. We genotyped 578 HNSCC patients and 588 cancer-free controls for 60 EGFR single nucleotide polymorphisms (SNPs) and tested associations with HNSCC risk. EGFR intronic SNPs rs12535536, rs207511...

journal_title：Cancer letters

authors： Fung C,Zhou P,Joyce S,Trent K,Yuan JM,Grandis JR,Weissfeld JL,Romkes M,Weeks DE,Egloff AM

更新日期：2015-02-28 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：:Increased abundance of the mRNA-binding protein human antigen R (HuR) is a characteristic feature of many cancers and frequently associated with a high grade malignancy and therapy resistance. HuR elicits a broad cell survival program mainly by stabilizing or increasing the translation of mRNAs coding for anti-apoptot...

journal_title：Cancer letters

authors： Badawi A,Hehlgans S,Pfeilschifter J,Rödel F,Eberhardt W

更新日期：2017-05-01 00:00:00

abstract：:Solid tumors are composed of tumor cells and stromal cells including lymphatic endothelial cells (LEC), which are mainly viewed as cells forming lymphatic vessels involved in the transport of metastatic and immune cells. We here reveal a new mechanism by which tumor exposed-LEC (teLEC) exert mitogenic effects on tumor...

journal_title：Cancer letters

authors： Van de Velde M,Ebroin M,Durré T,Joiret M,Gillot L,Blacher S,Geris L,Kridelka F,Noel A

更新日期：2021-01-28 00:00:00

abstract：:The effects of di(2-ethylhexyl)phthalate (DEHP), a widely used plasticizer and environmental contaminant, on the emergence of gamma-glutamyltrans-peptidase positive (GGT+) preneoplastic foci in the liver was investigated. Sprague--Dawley male rats initiated with diethylnitrosamine (DEN) following partial hepatectomy w...

journal_title：Cancer letters

authors： Deangelo AB,Garrett CT

更新日期：1983-09-01 00:00:00

abstract：:Although a correlation has been suggested between cigarette smoking and pancreatic cancer, studies on pathological changes in the pancreas of smokers are fragmentary. In the present study we examined histopathologically 73 pancreases obtained by autopsy from 42 heavy cigarette smokers and 31 non-smoker patients. One i...

journal_title：Cancer letters

authors： Tomioka T,Andrén-Sandberg A,Fujii H,Egami H,Takiyama Y,Pour PM

更新日期：1990-12-03 00:00:00

abstract：INTRODUCTION:Glioma initiating cells (GICs) play important roles in tumor initiation and progression. However, interactions between tumor cells and host cells of local tumor microenvironment are kept largely unknown. Besides GICs and their progeny cells, whether adjacent normal glial cells contribute to tumorigenesis d...

journal_title：Cancer letters

authors： Chen Y,Wang Z,Dai X,Fei X,Shen Y,Zhang M,Wang A,Li X,Wang Z,Huang Q,Dong J

更新日期：2015-09-01 00:00:00

abstract：:We have examined the effect of protease inhibitors on radiation-induced DNA amplification in vitro using an SV40-transformed Chinese hamster embryo cell line. DNA from cells irradiated with X-rays (10 Gy) or ultraviolet radiation (8 J/m2) resulted in an 8-fold or greater amplification of SV40 sequences compared with u...

journal_title：Cancer letters

authors： Flick MB,Kennedy AR

更新日期：1991-02-01 00:00:00

abstract：:Previously, we have shown that dietary retinoic acid (RA) at pharmacological doses (30 micrograms/g of diet) inhibited the malignant conversion of skin papillomas to carcinomas induced by a two-stage carcinogenesis protocol with 7,12-dimethylbenz[a]anthracene as initiator and 12-O-tetradecanoylphorbol-13-acetate (TPA)...

journal_title：Cancer letters

authors： Chen LC,Kirchhoff S,De Luca LM

更新日期：1994-04-01 00:00:00

abstract：:We have previously shown that oligonucleotides designed to bind in triplex fashion to a specific p53 binding site homology inhibit the proliferation of colon cancer cells in vitro. The present study was designed to extend these observations in an in vivo model. HCT 116 human colon carcinoma cells were injected subcuta...

journal_title：Cancer letters

authors： Re RN,Cook JL,Giardina JF

更新日期：2004-06-08 00:00:00

abstract：:Deregulation of cell metabolism is an established cancer hallmark that contributes to tumor initiation and progression, as well as tumor heterogeneity. In solid tumors, alterations in different metabolic pathways, including glycolysis, pentose phosphate pathway, glutaminolysis and fatty acid metabolism, support the hi...

journal_title：Cancer letters

authors： Miranda-Gonçalves V,Lameirinhas A,Henrique R,Baltazar F,Jerónimo C

更新日期：2020-05-01 00:00:00

abstract：:The relative sensitivities of different tumor cells to photodynamic therapy (PDT) with benzoporphyrin derivative monoacid ring A (BPD-MA) were compared in the four tumor cells. A good correlation was observed between the cell survival at 0.1 microg/ml of BPD-MA and sensitizer uptake/10(6) cells (r = -0.99) or the plat...

journal_title：Cancer letters

authors： Osaki T,Takagi S,Hoshino Y,Okumura M,Fujinaga T

更新日期：2006-11-18 00:00:00

abstract：:Acquired resistance to mechanisms of programmed cell death is one of the hallmarks of cancer. Human melanoma, in advanced stage, is hardly curable, due to development of several strategies that impair apoptosis induced by the death receptor and the mitochondrial pathways of apoptosis. Among these apoptosis escape stra...

journal_title：Cancer letters

authors： Anichini A,Mortarini R,Sensi M,Zanon M

更新日期：2006-07-18 00:00:00

abstract：:Interleukin-6 (IL-6) is a pleiotropic cytokine which exerts biological activities on various cell types including neoplastic cells. We have investigated the biological effect of IL-6 and the expression of IL-6 receptors (IL-6R) on human colorectal carcinoma cell lines. Isreco-1 was derived from the primary site of a c...

journal_title：Cancer letters

authors： Schneider MR,Hoeflich A,Fischer JR,Wolf E,Sordat B,Lahm H

更新日期：2000-04-03 00:00:00

abstract：:The carbohydrate epitope, alphaGal epitope, is known as a major xenoantigen. The epitope exists abundantly in non-primate mammals and has recently been found on C-type retroviruses. Humans and Old World monkeys have anti-alphaGal antibody, a natural antibody. The present study was performed to examine if the alphaGal ...

journal_title：Cancer letters

authors： Yoshimura N,Sawada T,Furusawa M,Fuchinoue S

更新日期：2001-03-26 00:00:00

abstract：:Interleukin-2 (IL-2) and granulocyte-macrophage colony stimulating factor (GM-CSF) facilitate the maturation and functioning of injected DC. We developed a method of in situ electroporation using IL-2 and GM-CSF genes (EGT/cytokines), followed by intra-tumoral (i.t.) immature DC to determine the immune response at the...

journal_title：Cancer letters

authors： Wang YS,Tsang YW,Chi CH,Chang CC,Chu RM,Chi KH

更新日期：2008-08-08 00:00:00

abstract：:The transcription factor Forkhead Box P3 (Foxp3) has been shown to play important roles in the occurring of regulatory T cells (Tregs). Limited evidence indicated that it was also expressed in tissues other than thymus and spleen, while, very recently, it was identified as a suppressor gene in breast cancer. However, ...

journal_title：Cancer letters

authors： Zhang HY,Sun H

更新日期：2010-01-01 00:00:00

abstract：:Prolonged exposure to elevated levels of estrogen is a risk factor for breast cancer. Though increased cell growth and loss of DNA repair capacity is one of the proposed mechanisms for estrogen-induced cancers, the mechanism through which estrogen induces cell growth and decreases DNA repair capacity is not clear. DNA...

journal_title：Cancer letters

authors： Singh KP,Treas J,Tyagi T,Gao W

更新日期：2012-03-01 00:00:00

abstract：:Heterocyclic amines (HCAs) present in cooked foods are suggested to be involved in human breast cancer development. Estrogen plays a pivotal role in mammary gland carcinogenesis. Therefore, we designed an in vivo experiment to investigate potential estrogenic effects of two HCAs, 2-amino-3-methylimidazo[4,5-f]quinolin...

journal_title：Cancer letters

authors： Kawamori T,Uchiya N,Watanabe K,Ohta T,Sugimura T,Wakabayashi K

更新日期：2001-01-10 00:00:00

abstract：:We detected aberrant Midkine (MK) expressions in human insulinoma and pancreatic cancer tissues by immunohistochemistry, revealing its potential role in tumorigenesis/carcinogenesis. With a nested-touchdown PCR program we were able to detect the tMK in all human tumor/cancer tissues and cancer/tumor cell lines. Detect...

journal_title：Cancer letters

authors： Tao P,Xu D,Lin S,Ouyang GL,Chang Y,Chen Q,Yuan Y,Zhuo X,Luo Q,Li J,Li B,Ruan L,Li Q,Li Z

更新日期：2007-08-08 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：:The molecular chaperone Hsp90 is not only of major current interest in fundamental biological research but also recognised as an exciting new target for the treatment of cancer and other diseases. In addition to playing an important role in response to proteotoxic heat shock and others stresses, Hsp90 is also critical...

journal_title：Cancer letters

authors： Workman P

更新日期：2004-04-08 00:00:00

abstract：:Administration of raw soya containing a trypsin inhibitor stimulated excessive release of cholecystokinin (CCK) which led to pancreatic hypertrophy, hyperplasia and cancer in the rats (Booth et al. (1964) Proc. Soc. Exp. Biol. Med., 116, 1067). More postprandial CCK release in healthy humans was observed after ingesti...

journal_title：Cancer letters

authors： Lu LJ,Anderson KE,Gomez G,Nealon WH

更新日期：1995-04-14 00:00:00

abstract：:Resveratrol (trans-3,4',5-trihydroxystilbene) is a natural antioxidant found in plants, such as grapes, that studies suggest has cancer chemopreventive activity. We investigated the effects of resveratrol on DNA binding via esterification reactions with 2-hydroxyamino-1-methyl-6-phenylimidazo[4,5-b]pyridine (N-OH-PhIP...

journal_title：Cancer letters

authors： Dubuisson JG,Dyess DL,Gaubatz JW

更新日期：2002-08-08 00:00:00

abstract：:BAT monoclonal antibody exhibited anti-tumor activity mediated by T and NK cells. We have evaluated the efficacy of murine and humanized BAT for the treatment of human colorectal carcinoma liver metastases in nude mice. HM7, a human colorectal carcinoma was injected into the spleen to colonize the liver. A single intr...

journal_title：Cancer letters

authors： Hardy B,Morgenstern S,Raiter A,Rodionov G,Fadaeev L,Niv Y

更新日期：2005-11-18 00:00:00

abstract：:The modifying effects of nonylphenol and genistein on cancer induction were assessed in a multi-organ carcinogenesis model in male F344 rats initially treated with five different carcinogens. In experiment 1 rats received 250 or 25 ppm nonylphenol, or 250 or 25 ppm genistein in their diet for 28 weeks. The total incid...

journal_title：Cancer letters

authors： Seike N,Wanibuchi H,Morimura K,Wei M,Nishikawa T,Hirata K,Yoshikawa J,Fukushima S

更新日期：2003-03-20 00:00:00

abstract：:Curcumin, a major component of the Curcuma species, is known to have antioxidant, anti-inflammatory properties and induce apoptosis of cancer cells, however, the precise molecular mechanisms of apoptosis in vitro are unclear. In this study, we showed that curcumin, a plant product containing the phenolic phytochemical...

journal_title：Cancer letters

authors： Lin SS,Huang HP,Yang JS,Wu JY,Hsia TC,Lin CC,Lin CW,Kuo CL,Gibson Wood W,Chung JG

更新日期：2008-12-08 00:00:00

abstract：:Control of E2F1 activity is restricted via its interactions with RB1 and HDAC1. However, the detailed regulatory mechanisms underlying the E2F1/HDAC1 complex remain elusive. Here, we report that Nemo-like kinase (NLK) boosts cell cycle progression, which facilitates tumor development by releasing the E2F1 protein from...

journal_title：Cancer letters

authors： Li SZ,Zeng F,Li J,Shu QP,Zhang HH,Xu J,Ren JW,Zhang XD,Song XM,Du RL

更新日期：2018-09-01 00:00:00

abstract：:CXCR2 and its ligands have been shown to play an important role in tumor angiogenesis, therapy resistance and progression. In this study, we investigated whether CXCR2 ligands are responsible for the survival advantage and metastasis of drug-resistant cells and examined the underlying mechanism(s) doxorubicin or pacli...

journal_title：Cancer letters

authors： Sharma B,Varney ML,Saxena S,Wu L,Singh RK

更新日期：2016-03-28 00:00:00

abstract：:Neoxanthin and fucoxanthin, which have the characteristic structure of 5,6-monoepoxide and an allenic bond, were previously found to reduce the viability of human prostate cancer cells most intensively among 15 dietary carotenoids tested. In the present study, the induction of apoptosis in PC-3 cells by these two caro...

journal_title：Cancer letters

authors： Kotake-Nara E,Asai A,Nagao A

更新日期：2005-03-18 00:00:00