Folate enzymes in Ehrlich ascites carcinoma-bearing mice.

abstract：:Cervical cytology specimens prepared as monolayers were analyzed with a combination of high-resolution single-cell image analysis and lower-resolution contextual image analysis. For the latter, quantitative features of cluster architecture, object distribution and background were used to mimic the pathologists global ...

journal_title：Cancer letters

authors： Zahniser DJ,Isenstein LM,Hutchinson ML

更新日期：1994-03-15 00:00:00

abstract：:To improve the knowledge of the underlying mechanisms of action involved in air pollution Particulate Matter (PM)-induced toxicity in human lungs, with a particular interest of the crucial role played by coated-organic chemicals, we were interested in the metabolic activation of Polycyclic Aromatic Hydrocarbons (PAH)-...

journal_title：Cancer letters

authors： Billet S,Abbas I,Le Goff J,Verdin A,André V,Lafargue PE,Hachimi A,Cazier F,Sichel F,Shirali P,Garçon G

更新日期：2008-10-18 00:00:00

abstract：:Mangiferin, a naturally occurring glucosylxanthone, was assessed for its immunomodulatory potential. The phytochemical induced extensive in vitro proliferation of murine splenocytes and thymocytes at the doses of 5-40 micrograms ml-1. Suppression of the proliferative response of the cells was observed with higher dose...

journal_title：Cancer letters

authors： Chattopadhyay U,Das S,Guha S,Ghosal S

更新日期：1987-11-01 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：:PM2 DNA, forms I and II, were chemically modified with the ultimate carcinogen N-acetoxy-2-acetylaminofluorene. The products were subjected to 3 analytical procedures: (i) buoyant density centrifugation in the presence of the intercalating dyes ethidium bromide or propidium diiodide; (ii) agarose gel electrophoresis: ...

journal_title：Cancer letters

authors： Thielmann HW,Kuhn C

更新日期：1980-02-01 00:00:00

abstract：:The thiol N-acetylcysteine (NAC), a precursor of intracellular glutathione (GSH), efficiently prevented the induction of lung tumors in Swiss albino mice, when supplemented to the diet (0.2%) both before and after an i.p. injection of the carcinogen urethan (ethyl carbamate). Irrespective of urethan administration, NA...

journal_title：Cancer letters

authors： De Flora S,Astengo M,Serra D,Bennicelli C

更新日期：1986-09-01 00:00:00

abstract：:Boesenbergia pandurata (Zingiberaceae), Languas galanga (Zingiberaceae) and Citrus hystrix (Rutaceae) are edible plants that are commonly used as flavors or condiments in various Thai food dishes. They are known to exert strong anti-promoting activity in a test of tumor promoter-induced Epstein-Barr virus (EBV) activa...

journal_title：Cancer letters

authors： Tiwawech D,Hirose M,Futakuchi M,Lin C,Thamavit W,Ito N,Shirai T

更新日期：2000-10-01 00:00:00

abstract：:In many parts of the world, green tea and black tea are produced from the plant Camellia sinensis. Tea is one of the most widely consumed beverages, second only to water. It is one of the safest beverages since it is made with boiling, sterile water and has been popular for over 4000 years. Dogma has it that people kn...

journal_title：Cancer letters

authors： Weisburger JH

更新日期：1997-03-19 00:00:00

abstract：:Glypican-5 (GPC5) may be a potential tumor suppressor gene in non-small cell lung cancer (NSCLC). The present study aimed to clarify the GPC5 expression pattern and to explore its potential functions in NSCLC. The expression of GPC5 gene was lower in lung cancer tissues compared with adjacent noncancerous tissues. The...

journal_title：Cancer letters

authors： Yang X,Zhang Z,Qiu M,Hu J,Fan X,Wang J,Xu L,Yin R

更新日期：2013-12-01 00:00:00

abstract：:Vesnarinone (OPC-8212; 3,4-dihydro-6-[4-(3,4-dimethoxybenzoyl)-1-piperazinyl]-2(1H)-quinolinone ) is a synthetic oral cardiotonic agent that has been used for the treatment of patients with congestive heart failure. Six days of treatment with 30 microg/ml of vesnarinone induced 20-80% growth inhibitions in five out of...

journal_title：Cancer letters

authors： Yokozaki H,Ito R,Ono S,Hayashi K,Tahara E

更新日期：1999-06-01 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：:Multiple cancers contain subpopulations that exhibit characteristics of cancer stem cells (CSCs), the ability to self-renew and seed heterogeneous tumors. Recent evidence suggests two potentially overlapping models for these phenotypes: one where stem cells arise from multipotent progenitor cells, and another where th...

journal_title：Cancer letters

authors： Chang JT,Mani SA

更新日期：2013-11-28 00:00:00

abstract：:Sorafenib has been used as a clinical targeted therapy for hepatocellular carcinoma (HCC) for more than a decade. In 2017, regorafenib was approved for HCC treatment and has since been reported to prolong the survival of advanced HCC patients after treatment failure with sorafenib. However, there has been no direct sy...

journal_title：Cancer letters

authors： Liu S,Du Y,Ma H,Liang Q,Zhu X,Tian J

更新日期：2019-07-01 00:00:00

abstract：:The mutagenicity of a non-carcinogenic nitrosamine, N,N-dibenzylnitrosamine (I), and a chemically synthesized alpha-acetoxy derivative, N-(alpha-acetoxy-benzyl)-N-benzylnitrosamine (II), has been examined in Salmonella typhimurium TA100 and TA1535. Compound (I) was non-mutagenic when tested directly or in the presence...

journal_title：Cancer letters

authors： Jacobson MK,Barton RA,Yoder SS,Sigh S,Lyle RE

更新日期：1979-02-01 00:00:00

abstract：:Effects of the green tea catechins (GTCs) on the late promotion or progression stage of mammary gland carcinogenesis were examined in female Sprague-Dawley (SD) rats pretreated with 7,12-dimethylbenz(a)anthracene (DMBA). A total of 84 7-week-old rats received a 50 mg/kg body weight intra-gastric dose of DMBA, and star...

journal_title：Cancer letters

authors： Hirose M,Mizoguchi Y,Yaono M,Tanaka H,Yamaguchi T,Shirai T

更新日期：1997-01-30 00:00:00

abstract：:The role of reactive oxygen species (ROS) and p38 mitogen-activated protein kinases (MAPK) in tanshinones-induced apoptosis was investigated in HepG2 cells in this study. The major tanshinones (cryptotanshinone, dihydrotanshinone, tanshinone I, tanshinone IIA), isolated from Salvia miltiorrhiza, inhibit cell growth an...

journal_title：Cancer letters

authors： Lee WY,Liu KW,Yeung JH

更新日期：2009-11-18 00:00:00

abstract：:Arginine deiminase (ADI), isolated from Mycoplasma cell extracts, has been suggested to inhibit endothelial cell growth in vitro. However, anti-angiogenic activity by ADI has not yet been demonstrated. In this study, we investigated the in vitro effect of recombinant ADI (rADI) on the growth, migration, and tube forma...

journal_title：Cancer letters

authors： Beloussow K,Wang L,Wu J,Ann D,Shen WC

更新日期：2002-09-26 00:00:00

abstract：:In a series of invasive ductal breast carcinoma, we investigated the status of chromosomal and intrachromosomal instability by fluorescence in situ hybridisation and determined the level of mRNA expression for two genes involved in the mitotic spindle checkpoint pathway, BUB1B and MAD2L1. All breast cancers demonstrat...

journal_title：Cancer letters

authors： Scintu M,Vitale R,Prencipe M,Gallo AP,Bonghi L,Valori VM,Maiello E,Rinaldi M,Signori E,Rabitti C,Carella M,Dallapiccola B,Altomare V,Fazio VM,Parrella P

更新日期：2007-09-08 00:00:00

abstract：:Cancer results from the interaction of multiple aberrations including activation of dominant oncogenes and upregulation of signal transduction pathways. Identification of the genes involved in malignant transformation is a pre-requisite for understanding cancer and improving its diagnosis and treatment. Quite a few of...

journal_title：Cancer letters

authors： Katzav S

更新日期：2007-10-08 00:00:00

abstract：:Hypusine formation on the eukaryotic initiation factor 5A (eIF-5A) precursor is ubiquitously present in eukaryotic cells and archebacteria. In this reaction, deoxyhypusine synthase catalyzes the conversion of one unique lysine residue on eIF-5A to deoxyhypusine using spermidine as the substrate. Hydroxylation of the d...

journal_title：Cancer letters

authors： Chen ZP,Chen KY

更新日期：1997-05-19 00:00:00

abstract：:Dendritic cell (DC) vaccine-based immunotherapy for glioblastoma multiforme (GBM) has shown apparent benefit in animal experiments and early-phase clinical trials, but the survival benefit is variable. In this work, we analyzed the mechanism of the potent antitumor immune response induced in vivo by tumor-associated a...

journal_title：Cancer letters

authors： Liu H,Chen L,Liu J,Meng H,Zhang R,Ma L,Wu L,Yu S,Shi F,Li Y,Zhang L,Wang L,Feng S,Zhang Q,Peng Y,Wu Q,Liu C,Chang X,Yang L,Uemura Y,Yu X,Liu T

更新日期：2017-12-28 00:00:00

abstract：:To further investigate the possibility for retroviral involvement in the etiology of human breast cancer we processed peripheral blood monocytes and malignant breast tissue biopsies from 10 patients with breast cancer (infiltrating ductal carcinoma or infiltrating lobular carcinoma; ages 40-80 years) and 20 normal hea...

journal_title：Cancer letters

authors： Hughes G,McKerr G,Allen J,Barnett Y

更新日期：1996-06-05 00:00:00

abstract：:The highly conserved RNA-binding protein, Lin28, is involved in many biological processes, including development, reprogramming, pluripotency, and metabolism. Importantly, Lin28 functions as an oncogene, promoting tumor progression and metastasis in various human cancers. Lin28 can regulate gene expression either by d...

journal_title：Cancer letters

authors： Jiang S,Baltimore D

更新日期：2016-05-28 00:00:00

abstract：:Apoptosis is a gene-directed program that is engaged to efficiently eliminate dysfunctional cells. Evasion of apoptosis may be an important gate to tumor initiation and therapy resistance. Like any other developmental program, apoptosis can be disrupted by several genetic aberrations driving malignant cells into an un...

journal_title：Cancer letters

authors： Yaacoub K,Pedeux R,Tarte K,Guillaudeux T

更新日期：2016-08-10 00:00:00

abstract：:Innate resistance to various therapeutic interventions is a hallmark of cancer. In recent years, however, acquired resistance has emerged as a daunting challenge to anticancer treatments including chemotherapy, radiation and targeted therapy, which abolishes the efficacy of otherwise successful regimens. Cancer cells ...

journal_title：Cancer letters

authors： Sun Y

更新日期：2016-09-28 00:00:00

abstract：:Neural stem cells (NSCs) led to the development of a novel strategy for delivering therapeutic genes to tumors. NSCs expressing rabbit carboxyl esterase (F3.CE), which activates CPT-11, significantly inhibited the growth of MDA-MB-435 cells in the presence of CPT-11. F3.CE cells migrated selectively into the brain met...

journal_title：Cancer letters

authors： Seol HJ,Jin J,Seong DH,Joo KM,Kang W,Yang H,Kim J,Shin CS,Kim Y,Kim KH,Kong DS,Lee JI,Aboody KS,Lee HJ,Kim SU,Nam DH

更新日期：2011-12-08 00:00:00

abstract：:Low-frequency electromagnetic fields enhance the induction of mammary gland tumors in rats using nitrosomethyl urea. The incidence of tumors depended on the duration of exposure to static (dc) and variable (ac) magnetic fields. Variable magnetic fields induced mammary gland cancer much more frequently than static ones...

journal_title：Cancer letters

authors： Beniashvili DS,Bilanishvili VG,Menabde MZ

更新日期：1991-12-09 00:00:00

abstract：:Cellular phosphoprotein profiles from normal mouse embryonic fibroblast AKR-2B cells were compared to those of their permanently, chemically transformed malignant counterparts AKR-MCA cells, and AKR-2B cells reversibly transformed by transforming growth factor (AKR-TGF). Similar 32P-phosphorylation profiles were obser...

journal_title：Cancer letters

authors： Chakrabarty S,Brattain MG

更新日期：1985-11-01 00:00:00

abstract：:Starvation-induced hypoglycaemia and streptozotocin-induced diabetes suppressed the growth of Ehrlich ascites tumor in mice. The suppression of tumor growth by diabetes was alleviated by administration of insulin. The number of glucose carriers on tumour cells was found to be reduced in diabetes and partial resumption...

journal_title：Cancer letters

authors： Fung KP,Chan TW,Choy YM

更新日期：1985-09-30 00:00:00

abstract：:An in vivo micronucleus assay using bone marrow cells of Syrian albino male mice for identifying the possibility of induction of adaptive response to various doses of radiation following treatment with chemotherapeutics is described. Single doses of bleomycin sulfate (BLM-S) at 300 micrograms/kg and actinomycin-D (ACT...

journal_title：Cancer letters

authors： Mozdarani H,Saberi AH

更新日期：1994-04-01 00:00:00