Chromosomal imbalances in sporadic neuroendocrine tumours of the thymus.

abstract：:We studied the influence of the vitamins retinol acetate, alpha-tocopherol acetate and thiamine chloride; the antioxidant sodium selenite and an inhibitor of polyamine biosynthesis, alpha-difluoromethylornithine, on the offspring of transplacental carcinogenesis by ethylnitrosourea in rats. Ethylnitrosourea was given ...

journal_title：Cancer letters

authors： Alexandrov VA,Bespalov VG,Boone CW,Kelloff GJ,Malone WF

更新日期：1991-11-01 00:00:00

abstract：:The p53 tumor suppressor gene is often mutated in various human cancers. Recently, the p53 codon 72 polymorphism has been extensively studied to determine the risk factors responsible for cancer formation. We investigated the genotype distribution of the p53 codon 72 polymorphism in 112 male urothelial cancer cases an...

journal_title：Cancer letters

authors： Kuroda Y,Tsukino H,Nakao H,Imai H,Katoh T

更新日期：2003-01-10 00:00:00

abstract：:As a cellular degradation mechanism, autophagy exerts crucial and complicated effects on HCC development. Liver non-parenchymal cells, including hepatic resident macrophage Kupffer cells, also play important roles in this process. However, most associated studies have focused on the influence of the autophagy level in...

journal_title：Cancer letters

authors： Sun K,Xu L,Jing Y,Han Z,Chen X,Cai C,Zhao P,Zhao X,Yang L,Wei L

更新日期：2017-03-01 00:00:00

abstract：:Trastuzumab (or Herceptin), as the first erbB2-targeted therapy, has been successfully used to treat breast cancer patients with erbB2-overexpressing tumors. However, resistances to trastuzumab frequently occur, and novel strategies/agents are urgently needed to abrogate the resistant phenotype. Our current study expl...

journal_title：Cancer letters

authors： Huang X,Wang S,Lee CK,Yang X,Liu B

更新日期：2011-08-01 00:00:00

abstract：:Free hematoporphyrin administered intravenously to healthy rabbits (1-28 mg/kg body weight) is bound by the 3 major lipoprotein components of plasma (VLDL, LDL and HDL) with different efficiency. In vitro-prepared complexes of hematoporphyrin (Hp) with lipoprotein fractions isolated from mouse serum have been injected...

journal_title：Cancer letters

authors： Barel A,Jori G,Perin A,Romandini P,Pagnan A,Biffanti S

更新日期：1986-08-01 00:00:00

abstract：:Conditioned medium from a series of human breast cancer cell lines representing the phenotypes of estrogen dependence ZR-75-1, MCF-7), tamoxifen resistance (Z(+)-75-9a1, LY2) and estrogen independence (ZR-PR-Lt) contained four detectable insulin-like growth factor binding proteins (IGFBPs) of MW 24, 34, 44 and 70 kDa....

journal_title：Cancer letters

authors： McCotter D,van den Berg HW,Boylan M,McKibben B

更新日期：1996-02-06 00:00:00

abstract：:The effect of interferon (IFN)-alpha, beta and gamma on the growth of DHL-4 diffuse large B cell lymphoma cells was studied. IFN-beta significantly inhibited the cell growth, and the effect was stronger than that of IFN-alpha. IFN-gamma did not inhibit the cell growth because of lack of IFN-gamma receptors. IFN-beta c...

journal_title：Cancer letters

authors： Oehadian A,Koide N,Mu MM,Hassan F,Islam S,Yoshida T,Yokochi T

更新日期：2005-07-08 00:00:00

abstract：:Midkine (MK) is a heparin binding growth factor identified as a product of a retinoic acid-responsive gene; it is frequently expressed at high levels in many human carcinomas. Although the expression of the mRNA encoding truncated MK (tMK) in unique human cancer cells has been reported, the tMK polypeptide itself has ...

journal_title：Cancer letters

authors： Paul S,Mitsumoto T,Yamamoto I,Shinozawa T

更新日期：2001-02-26 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

abstract：:Recent studies in several tumor models indicated that treatment with angiogenic inhibitors may trigger induction of metastasis to other organs. Here we investigated modes of resistance and invasion in several tumor cell lines including 4T1 (breast), H460 (lung) and Colo205 (colorectal) using sunitinib at doses compara...

journal_title：Cancer letters

authors： Shojaei F,Simmons BH,Lee JH,Lappin PB,Christensen JG

更新日期：2012-07-01 00:00:00

abstract：:Carbaryl (1-naphthyl methyl carbamate: C12H11NO2) CAS Reg. No. 63-25-2) is a widely used broad spectrum carbamate insecticide known to exert various toxic effects on experimental animals. Along with various other toxicological effects carbaryl is reported to increase the incidence of neoplasm in various tissues in rat...

journal_title：Cancer letters

authors： Shukla Y,Antony M,Mehrotra NK

更新日期：1992-02-29 00:00:00

abstract：:The effect of Pseudomonas aeruginosa colonizing in the gut on the development of gastrointestinal tumors was studied in rats treated orally with N-methyl-N'-nitro-N-nitrosoguanidine (MNNG). The animals were inoculated with or accidentally colonized by P. aeruginosa after MNNG treatment. In 3 serial experiments, P. aer...

journal_title：Cancer letters

authors： Morishita Y,Shimizu T

更新日期：1983-01-01 00:00:00

abstract：:Akt signaling pathway has attracted much attention as a promising target for cancer therapeutics. Herein, we report that Isobavachalcone (IBC), a natural chalcone, potently abrogates Akt signaling and exerts anti-proliferative effects on several human cancer cell lines. Modeling results from the Sybyl/FlexiDock progra...

journal_title：Cancer letters

authors： Jing H,Zhou X,Dong X,Cao J,Zhu H,Lou J,Hu Y,He Q,Yang B

更新日期：2010-08-28 00:00:00

abstract：:(-)-Epigallocatechin gallate (EGCG), a major constituent of green tea, has been shown to exhibit anti-cancer activity. Sulindac is also well known as a cancer-preventive agent against colon cancer, but its usage is restricted because of its adverse effects, as exemplified by gastrointestinal bleeding. In the present s...

journal_title：Cancer letters

authors： Ohishi T,Kishimoto Y,Miura N,Shiota G,Kohri T,Hara Y,Hasegawa J,Isemura M

更新日期：2002-03-08 00:00:00

abstract：:In this study, we demonstrated that thrombin activates protein kinase C (PKC), mitogen activated protein kinases (MAP kinases), transcription factor nuclear factor-kappa B (NF-kappa B), and cAMP-dependent protein kinase (PKA) in the human renal carcinoma cell line A-498. In addition, it enhanced the migratory capacity...

journal_title：Cancer letters

authors： Kaufmann R,Junker U,Junker K,Nuske K,Ranke C,Zieger M,Scheele J

更新日期：2002-06-28 00:00:00

abstract：:Rituximab is the first anti-cancer antibody approved by the FDA for the treatment of B-cell lymphoma. However, its efficacy remains variable and often modest. Some patients are initially unresponsive to rituximab or later develop resistance to it, and require alternative therapies. Rituximab activity has been thought ...

journal_title：Cancer letters

authors： Lv M,Lin Z,Qiao C,Gen S,Lang X,Li Y,Feng J,Shen B

更新日期：2010-08-01 00:00:00

abstract：:Chromosome 22q shows a high frequency of loss of heterozygosity (LOH) in ovarian cancers suggesting the existence of one or more important tumor suppressor genes (TSGs). The tissue inhibitor of metalloproteinase-3 (TIMP-3) is a plausible TSG candidate since it is often encompassed within these regions of LOH. TIMP-3 h...

journal_title：Cancer letters

authors： Liu MC,Choong DY,Hooi CS,Williams LH,Campbell IG

更新日期：2007-03-08 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：:Triple-negative breast cancer (TNBC) and colon cancer (CC) are two stigmatic examples of poorly treatable tumors, whose progression critically depends upon hyperactivation of the Wnt signaling. Development of specific anti-Wnt inhibitors is required to develop drugs against these and other Wnt-dependent cancers. Natur...

journal_title：Cancer letters

authors： Koval A,Pieme CA,Queiroz EF,Ragusa S,Ahmed K,Blagodatski A,Wolfender JL,Petrova TV,Katanaev VL

更新日期：2018-10-28 00:00:00

abstract：:Our previous studies have shown that norepinephrine induces the migratory activity of human PC-3 prostate, SW 480 colon and MDA-MB-468 breast carcinoma cells. In contrast to these results, we show here that human ES-2 ovarian carcinoma cells have a reduced migratory activity after norepinephrine treatment. This inhibi...

journal_title：Cancer letters

authors： Bastian P,Balcarek A,Altanis C,Strell C,Niggemann B,Zaenker KS,Entschladen F

更新日期：2009-02-18 00:00:00

abstract：:Gene delivery vectors, including adenovirus (Ad) and adeno-associated virus (AAV), are inefficient and non-selective for cancer due to low levels of viral receptors with high levels on other tissues, including liver. We tested Ads and AAVs with the SIGYPLP-targeting peptide inserted into virus capsids for transduction...

journal_title：Cancer letters

authors： Nicklin SA,Dishart KL,Buening H,Reynolds PN,Hallek M,Nemerow GR,Von Seggern DJ,Baker AH

更新日期：2003-11-25 00:00:00

abstract：:To determine if the carcinogenic potential of peroxisome proliferators is dependent upon their ability to induce cell proliferation, we have investigated the extent of cell proliferation in the livers of rats fed ciprofibrate, a peroxisome proliferator. Male rats were maintained on a diet containing ciprofibrate (0.02...

journal_title：Cancer letters

authors： Yeldandi AV,Milano M,Subbarao V,Reddy JK,Rao MS

更新日期：1989-09-15 00:00:00

abstract：:Selenium-dependent (Se-GSH-Px), selenium-independent (non-Se-GSH-Px) glutathione peroxidase and glutathione reductase (GSSG-Rx) activities have been determined in cancerous and non-cancerous human adult kidney. Large inter-individual variation in the activities of all enzymes tested were found in both tumour and non-t...

journal_title：Cancer letters

authors： Di Ilio C,Sacchetta P,Angelucci S,Zezza A,Tenaglia R,Aceto A

更新日期：1995-05-04 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：:Chronic elevated free fatty (FFA) levels are linked to metabolic disorders and tumorigenesis. However, the molecular mechanism by which FFAs induce cancer remains poorly understood. Here, we show that the tumor suppressor PTEN protein levels were decreased in high fat diet (HFD) fed mice. As palmitic acid (PA, C16:0) ...

journal_title：Cancer letters

authors： Bai D,Wu Y,Deol P,Nobumori Y,Zhou Q,Sladek FM,Liu X

更新日期：2021-01-01 00:00:00

abstract：:BRAFV600- and MEK1/2-targeting therapies rarely produce durable response in melanoma patients. We investigated five BRAFV600E melanoma cell lines derived from drug-naïve tumor specimens to assess cell death response to encorafenib (Braftovi), a recently FDA-approved BRAFV600 inhibitor. Drug-naïve cell lines (i) did no...

journal_title：Cancer letters

authors： Hartman ML,Gajos-Michniewicz A,Talaj JA,Mielczarek-Lewandowska A,Czyz M

更新日期：2021-02-28 00:00:00

abstract：:Osteosarcoma (OS) is the most frequent paediatric bone cancer, responsible for 9% of all cancer-related deaths in children. In this paper, a new strategy based on delivering edelfosine (ET) in lipid nanoparticles (LN) was explored in order to target the primary tumour and eliminate metastases. The in vitro and in vivo...

journal_title：Cancer letters

authors： González-Fernández Y,Brown HK,Patiño-García A,Heymann D,Blanco-Prieto MJ

更新日期：2018-08-28 00:00:00

abstract：:Cancer stem cells (CSCs) are a sub-population of cancer cells that possess characteristics associated with normal stem cells but with the peculiarity that they are tumourigenic. This property allows them to persist in the tumour population, causing relapse and metastasis by giving rise to new tumours. Accordingly, if ...

journal_title：Cancer letters

authors： Leal JA,Lleonart ME

更新日期：2013-09-10 00:00:00

abstract：:One of the most promising substances used in photodynamic therapy (PDT) is 5-aminolevulinic acid (ALA), which induces endogenous synthesis and accumulation of porphyrins in malignant cells. In this paper we have shown that both topical and intratumoral administration of ALA in a subcutaneously implanted mammary carcin...

journal_title：Cancer letters

authors： Casas A,Fukuda H,Meiss R,Batlle AM

更新日期：1999-07-01 00:00:00

abstract：:To investigate if genomic instability exists in tumors with cytogenetically normal karyotypes, we analyzed four diploid cancer cell lines A204, CAL51, CH1 and SK-UT-1B. We detected subtle genomic changes in all four cell lines. More of these alterations were found in A204 and CH1 than in the microsatellite unstable li...

journal_title：Cancer letters

authors： Mao X,Young BD,Chaplin T,Shipley J,Lu YJ

更新日期：2008-08-18 00:00:00