Differential modulation by dietary n-6 or n-9 unsaturated fatty acids on the development of two murine mammary gland tumors having different metastatic capabilities.

abstract：:Ditercalinium (7-H-pyridocarbazole dimer), a prospective antitumor drug, is a bis-intercalator characterized by a very high affinity towards nucleic acids. Specificity of binding of this drug has been studied using spectroscopy and flow cytometry. The competition experiments between the drug and 4',6-diamidino-2-pheny...

journal_title：Cancer letters

authors： Kapuscinski J,Traganos F,Darzynkiewicz Z

更新日期：1988-11-01 00:00:00

abstract：:Extracts of leukemic lymphocytes and leukemic myelomonocytic cells bind significantly more cAMP/mg protein than do normal cells. The binding of cAMP in leukemic cells is non-specific since the binders are unable to effectively discriminate between cAMP and cGMP in contrast to normal cells. When normal lymphocytes are ...

journal_title：Cancer letters

authors： Weber TH,Linkola J

更新日期：1980-01-01 00:00:00

abstract：:Hepatocellular carcinoma (HCC) is one of the most common cancers worldwide, which ranks as the sixth of cancer-related death. Despite the emergence of targeted therapy, advanced-stage HCC remains largely incurable due to low response rate and therapeutic resistance. In this review, we mainly focused on the current pro...

journal_title：Cancer letters

authors： Chen S,Cao Q,Wen W,Wang H

更新日期：2019-09-28 00:00:00

abstract：:Comparison of LCC2, the E(2)-independent, tamoxifen-resistant subline of the MCF-7 human breast cancer cell line with its parent line, disclosed that it is more resistant to growth inhibition and apoptosis induction by a variety of agents acting by diverse mechanisms. Thus, LCC2 cells can serve as a useful in-vitro mo...

journal_title：Cancer letters

authors： Lilling G,Hacohen H,Nordenberg J,Livnat T,Rotter V,Sidi Y

更新日期：2000-12-08 00:00:00

abstract：:Three series of monoacyl-2-O-beta-D-galactosylglycerols bearing an acyl chain of varying length, from C4 to C10, were studied due to their antitumor promoting effects on the activation of the Epstein-Barr virus early antigen (EBV-EA), such activation being induced by the tumor promoter 12-O-tetradecanoylphorbol-13-ace...

journal_title：Cancer letters

authors： Colombo D,Compostella F,Ronchetti F,Scala A,Toma L,Mukainaka T,Nagatsu A,Konoshima T,Tokuda H,Nishino H

更新日期：1999-08-23 00:00:00

abstract：:FHIT is a tumour suppressor gene which is frequently inactivated in different types of cancer. Both genetic (mutations, deletions, chromosomal rearrangements) and epigenetic (aberrant methylation of the 5'CpG island) alterations of the FHIT gene have been reported in various malignancies. Yet little is known about the...

journal_title：Cancer letters

authors： Kvasha S,Gordiyuk V,Kondratov A,Ugryn D,Zgonnyk YM,Rynditch AV,Vozianov AF

更新日期：2008-07-08 00:00:00

abstract：:The present study was conducted to investigate protein levels of inducible NO synthase (iNOS) and cayclooxygenase-2 (COX-2) in human colon cancer tissues. Significant increase of iNOS and COX-2 levels in tumors as compared to paired normal tissue was observed in 15 and 28, respectively, of 29 cases investigated. No co...

journal_title：Cancer letters

authors： Ohta T,Takahashi M,Ochiai A

更新日期：2006-08-08 00:00:00

abstract：:The time-dependent promotion activity of 17beta-estradiol (E2) by initiation with N-ethyl-N-nitrosourea (ENU) on induction of mouse uterine endometrial proliferative lesions was examined. Illumination-induced persistent estrous female CD-1 mice were divided into five groups at 9 weeks of age. At 10 weeks of age, mice ...

journal_title：Cancer letters

authors： Takahashi M,Nishimura S,Miyajima K,Sasahara K,Yoshida M,Ando J,Maekawa A

更新日期：2001-04-26 00:00:00

abstract：:We previously reported that prostaglandin E(2) contributes to colon carcinogenesis through its binding to the prostaglandin E receptor subtype EP(1) using a genetic approach in EP(1)-knockout mice and a pharmacological approach with the EP(1) selective antagonist, ONO-8711. In the present study, we examined the effect...

journal_title：Cancer letters

authors： Watanabe K,Kawamori T,Nakatsugi S,Ohta T,Ohuchida S,Yamamoto H,Maruyama T,Kondo K,Narumiya S,Sugimura T,Wakabayashi K

更新日期：2000-08-01 00:00:00

abstract：:Tumor promotion potential of diacylglycerol (DAG)-rich edible oil was examined using a two-stage mouse skin carcinogenesis model initiated with 7,12-dimethylbenz[a]anthracene (DMBA). Topical treatment with 75 mg DAG oil once a day for 5 days/week for 35 weeks caused papillomas in 4 of 23 (17%) DMBA-treated female ICR ...

journal_title：Cancer letters

authors： Takasuka N,Takahashi M,Hori Y,Kitahashi T,Iigo M,Imai T,Yoshimi N,Sugimura T,Wakabayashi K

更新日期：2009-03-08 00:00:00

abstract：:The transcription factor NPAS2 is one of nine human core circadian genes that influence a variety of biological processes by regulating the 24-h circadian rhythm. Recently, it has been shown that NPAS2 is a risk biomarker in human cancers and plays a role in tumorigenesis by affecting cancer-related gene expression, a...

journal_title：Cancer letters

authors： Yi CH,Zheng T,Leaderer D,Hoffman A,Zhu Y

更新日期：2009-11-01 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：:Survivin is a recently characterised inhibitor of apoptosis protein that has been implicated in the pathogenesis of several types of solid organ cancer. This study sought to describe the expression of survivin in a cohort of 90 benign meningiomas, together with the pattern of expression of other genes involved in the ...

journal_title：Cancer letters

authors： Das A,Tan WL,Smith DR

更新日期：2003-04-25 00:00:00

abstract：:Angiotensin II (Ang II) has been implicated in muscle protein loss in cachexia. To determine whether the Ang I/II system directly inhibits protein synthesis in muscle their effect has been monitored in vitro using murine myotubes as a surrogate model system. Ang I inhibited protein synthesis by 40-50% over the concent...

journal_title：Cancer letters

authors： Russell ST,Sanders PM,Tisdale MJ

更新日期：2006-01-18 00:00:00

abstract：:Protease inhibitors (PIs) of synthetic, bacterial or soybean origin have been shown to suppress carcinogen or radiation-induced rat mammary carcinogenesis. We report, for the first time, the effect of year-long feeding of Field bean meal, a rich source of PIs with a 24% protein content, at different protein levels in ...

journal_title：Cancer letters

authors： Fernandes AO,Banerji AP

更新日期：1997-06-03 00:00:00

abstract：:Apatinib, a novel tyrosine kinase inhibitor (TKI), has been confirmed for its efficacy and safety in the treatment of advanced gastric carcinoma and some other solid tumors. However, the direct functional mechanisms of tumor lethality mediated by apatinib have not yet been fully characterized, and the precise mechanis...

journal_title：Cancer letters

authors： Cheng X,Feng H,Wu H,Jin Z,Shen X,Kuang J,Huo Z,Chen X,Gao H,Ye F,Ji X,Jing X,Zhang Y,Zhang T,Qiu W,Zhao R

更新日期：2018-09-01 00:00:00

abstract：:Macrophage migration inhibitory factor (MIF) is up-regulated in diverse solid tumors and acts as the critical link between immune response and tumorigenesis. In this study, we demonstrated that MIF overexpression promoted migration of breast cancer cells by elevating TLR4 expression. Further investigation evidenced th...

journal_title：Cancer letters

authors： Lv W,Chen N,Lin Y,Ma H,Ruan Y,Li Z,Li X,Pan X,Tian X

更新日期：2016-06-01 00:00:00

abstract：:The Syrian hamster embryo cell transformation assay has been used to investigate the effect of two synthetic antioxidants on morphological transformation induced by the initiator benzo[a]pyrene (BP). A two-stage protocol was employed with an initiation phase of 2 days and a subsequent promotion phase of 5 days. When 1...

journal_title：Cancer letters

authors： Potenberg J,Schiffmann D,Kahl R,Hildebrandt AG,Henschler D

更新日期：1986-11-01 00:00:00

abstract：:HER2 positive breast cancers have been shown to have a greater propensity to metastasise to the brain. This may be due to several reasons, including the creation of a "sanctuary-site" for tumour in the brain following trastuzumab therapy. Elucidating the mechanism of this phenomenon may aid the prevention or intervent...

journal_title：Cancer letters

authors： Patil A,Sherbet GV

更新日期：2015-03-28 00:00:00

abstract：:Vascular normalisation, the process that reverses the structural and functional abnormalities seen in tumour-associated vessels, is also accompanied by changes in leucocyte trafficking. Our previous studies have shown the normalisation effects of the agent CD5-2 which acts to stabilise VE-Cadherin leading to increased...

journal_title：Cancer letters

authors： Zhao Y,Li J,Ting KK,Chen J,Coleman P,Liu K,Wan L,Moller T,Vadas MA,Gamble JR

更新日期：2021-01-01 00:00:00

abstract：:The number of Krebs II tumour cells recovered from the ascitic fluid of mice fed for 8 days on a lactalbumin (La) control diet was about three times higher than that in animals fed a phytohaemagglutinin-containing (PHA) diet. Feeding a PHA diet for less than 8 days after tumour cell injection also led to a reduction i...

journal_title：Cancer letters

authors： Bardocz S,Grant G,Duguid TJ,Brown DS,Pusztai A,Pryme IF

更新日期：1997-12-16 00:00:00

abstract：:The mucosal glutathione content of the gastrointestinal wall amounted to 50-60% of its concentration in the liver. GSH S-aryltransferase activity (CDNB) was very low in the glandular stomach, colon and rectum amounting to only 5% of liver enzyme activity. There was a marked postpyloric increase in GSH S-aryltransferas...

journal_title：Cancer letters

authors： Siegers CP,Riemann D,Thies E,Younes M

更新日期：1988-05-01 00:00:00

abstract：:The growth of primary subcutaneous fibrosarcomas and their pulmonary metastases was studied in normal and athymic Swiss mice. The metastases tended to develop more rapidly than did the primary tumors. However, when growth rates of tumors of small volumes (up to 1 cm3) were compared, the tumor and metastases exhibited ...

journal_title：Cancer letters

authors： Plesnicar S,Kuszynski C,Patil KD

更新日期：1982-03-01 00:00:00

abstract：:CD95, TNFR1, TRAILR1 and TRAILR2 belong to a subgroup of TNF receptors which is characterized by a conserved cell death-inducing protein domain that connects these receptors to the apoptotic machinery of the cell. Activation of death receptors in malignant cells attracts increasing attention as a principle to fight ca...

journal_title：Cancer letters

authors： Wajant H,Gerspach J,Pfizenmaier K

更新日期：2013-05-28 00:00:00

abstract：:Interleukin-6 (IL-6) contributes to a multitude of physiological and pathophysiological processes. We sought to determine the level of the IL-6 in serum and tumoral tissue of patients with staging of the tumor and whether serum IL-6 level in patients with colorectal cancer correlate with tumoral tissue level of it. Se...

journal_title：Cancer letters

authors： Esfandi F,Mohammadzadeh Ghobadloo S,Basati G

更新日期：2006-11-28 00:00:00

abstract：:Hypoxia-inducible factor 1 alpha (HIF-1 alpha) that regulates genes involved in response to hypoxia and promotes neo-angiogenesis, is a transcriptional factor for vascular endothelial cell growth factor (VEGF). The aim of this study was to examine the expression of HIF-1 alpha and VEGF gene expressions and their relat...

journal_title：Cancer letters

authors： Nakayama K,Kanzaki A,Hata K,Katabuchi H,Okamura H,Miyazaki K,Fukumoto M,Takebayashi Y

更新日期：2002-02-25 00:00:00

abstract：:The stem cell-like characteristics of tumor cells are not only essential for tumor development and malignant progression, but also significantly contribute to therapy resistance. However, it remains poorly understood how cancer cell differentiation or stemness is regulated in vivo. We investigated the role of the stem...

journal_title：Cancer letters

authors： Begum A,Kim Y,Lin Q,Yun Z

更新日期：2012-05-01 00:00:00

abstract：:Several clinical protocols are attempting to utilize the combined anti-proliferative signal of interferon-alpha (INF-alpha) and tamoxifen on cancer cells. We demonstrated here that the effect of these two agents on the growth of the premacrophage U937 cells is antagonistic. This antagonistic effect is paralleled by th...

journal_title：Cancer letters

authors： Balint E,Grimley PM,Michalic R,Aszalos A

更新日期：1992-10-30 00:00:00

abstract：:Radiation therapy has become an important tool in the treatment of cancer patients, but most patients relapse within 5 years. Relapse is due to the presence of cancer stem cells (CSCs), but the molecular mechanism of radioresistance in CSCs remains largely elusive. Here, we found that irradiation-resistant (IR) cells ...

journal_title：Cancer letters

authors： Shi Y,Liu N,Lai W,Yan B,Chen L,Liu S,Liu S,Wang X,Xiao D,Liu X,Mao C,Jiang Y,Jia J,Liu Y,Yang R,Cao Y,Tao Y

更新日期：2018-05-28 00:00:00

abstract：:Tumor-associated macrophages (TAMs) have important roles in the angiogenesis and tumor immunosuppression of various cancers, including esophageal squamous cell carcinomas (ESCCs). To elucidate the roles of TAMs in ESCCs, we compared the gene expression profiles between human peripheral blood monocyte-derived macrophag...

journal_title：Cancer letters

authors： Takase N,Koma Y,Urakawa N,Nishio M,Arai N,Akiyama H,Shigeoka M,Kakeji Y,Yokozaki H

更新日期：2016-09-28 00:00:00