Exposure to low dose ionising radiation: Molecular and clinical consequences.

abstract：:Normal mouse vaginal epithelial cells isolated from ovariectomized ca. 40-day-old BALB/cCrg1 mice were purified by Percoll density gradient centrifugation and grown in primary culture using a collagen gel matrix and a serum-free complete medium. During the 9-day culture period, a 6-fold increase in cell number was obs...

journal_title：Cancer letters

authors： Uchima FD,Edery M,Iguchi T,Larson L,Bern HA

更新日期：1987-06-01 00:00:00

abstract：:Recently developed quantitative and high-throughput technologies that allow automated and rapid screening of the whole genome, transcriptome and proteome have revolutionized the field of cancer genetics. At the same time, new challenges are met, e.g. the need for improved data analysis and standardization of tumor sam...

journal_title：Cancer letters

authors： De Preter K,Vandesompele J,Heimann P,Kockx MM,Van Gele M,Hoebeeck J,De Smet E,Demarche M,Laureys G,Van Roy N,De Paepe A,Speleman F

更新日期：2003-07-18 00:00:00

abstract：:The South American opossum, Monodelphis domestica, has been used as a model system to study ultraviolet (UV)-induced genetic alterations that lead to the development of melanoma. Suckling young of Monodelphis exposed to multiple doses of UVB radiation can develop benign or malignant melanomas later as adults. Point mu...

journal_title：Cancer letters

authors： Chan J,Robinson ES,Yeh IT,McCarrey JR

更新日期：2002-10-08 00:00:00

abstract：:We examined the responsiveness of normal and neoplastic lung cells to agents which stimulate cAMP production. While their basal cAMP levels were similar, spontaneous in vitro transformant E9 cells and tumor-derived PCC4 cells produced much less cAMP in response to 1 microM isoproterenol compared to non-tumorigenic C10...

journal_title：Cancer letters

authors： Lange-Carter CA,Droms KA,Vuillequez JJ,Malkinson AM

更新日期：1992-12-24 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：:We investigated the mechanisms of action and antitumor effects of OPB-31121, a novel STAT3 inhibitor, in gastric cancer cells. OPB-31121 downregulated JAK2 and gp130 expression and inhibited JAK2 phosphorylation which leads to inhibition of STAT3 phosphorylation. OPB-31121 inhibited constitutively activated and IL-6-i...

journal_title：Cancer letters

authors： Kim MJ,Nam HJ,Kim HP,Han SW,Im SA,Kim TY,Oh DY,Bang YJ

更新日期：2013-07-10 00:00:00

abstract：:Retinoids are derivatives of vitamin A that include all trans-retinoic acid (ATRA), 13-cis-retinoic acid, (13-cis-RA), and fenretinide (4-HPR). High levels of either ATRA or 13-cis-RA can cause arrest of cell growth and morphological differentiation of human neuroblastoma cell lines, and phase I trials showed that hig...

journal_title：Cancer letters

authors： Reynolds CP,Matthay KK,Villablanca JG,Maurer BJ

更新日期：2003-07-18 00:00:00

abstract：:Our purpose is to demonstrate the relationship between microvessel density (MVD), vascular cuffing (VC), vascular endothelial growth factor (VEGF) expression and clinicopathological parameters in ovarian cancer. Surgical specimens from 105 primary ovarian cancers were examined for vascularization and VEGF expression b...

journal_title：Cancer letters

authors： Ogawa S,Kaku T,Kobayashi H,Hirakawa T,Ohishi Y,Kinukawa N,Nakano H

更新日期：2002-02-08 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：:High doses of folate and its quinazoline analogue with antitumour activity, N10-propargyl-5,8-dideazafolic acid (CB 3717), caused severe renal damage in mice, leading in the case of folate to death. The mouse kidneys increased in weight, which was accompanied by time- and dose-dependent induction of ornithine decarbox...

journal_title：Cancer letters

authors： Manteuffel-Cymborowska M,Chmurzyńska W,Grzelakowska-Sztabert B

更新日期：1991-09-01 00:00:00

abstract：:The etiology of prostatic adenocarcinoma remains unclear. Prostate cancer cells of varying metastatic potential and apoptotic resistance show altered expression of plasma membrane ion channels and unbalanced Ca2+ homeostasis. Ca(2+)-activated Cl(-) channels (CaCCs) are robustly expressed in epithelial cells and functi...

journal_title：Cancer letters

authors： Liu W,Lu M,Liu B,Huang Y,Wang K

更新日期：2012-12-29 00:00:00

abstract：:Fibronectin concentration was determined in plasma from 97 patients with benign or malignant breast disease and from 62 controls. Median plasma fibronectin concentration (microgram FN/ml plasma) appeared to be significantly higher in patients with non-metastatic or metastatic breast cancer as compared to age-matched c...

journal_title：Cancer letters

authors： Boccardo F,Guarneri D,Zanardi S,Castellani P,Borsi L,Zardi L

更新日期：1986-12-01 00:00:00

abstract：:Since CP always exists in aqueous solution as a mixture of native drug and various aqua and hydroxo species, it is conceivable that one or more of these aquated species is the main form of the drug that enters the cell. To test this hypothesis, we examined the accumulation by 2008 human ovarian carcinoma cells of CP a...

journal_title：Cancer letters

authors： Jennerwein M,Andrews PA

更新日期：1994-06-30 00:00:00

abstract：:Neuroblastoma is the most common extra-cranial solid tumor in children. Despite advances in the treatment of childhood cancer, outcomes for children with advanced-stage neuroblastoma remain poor. Here we reported that 2-methoxyestradiol (2-ME) inhibited the proliferation and induced apoptosis in human neuroblastoma SK...

journal_title：Cancer letters

authors： Zhang Q,Ma Y,Cheng YF,Li WJ,Zhang Z,Chen SY

更新日期：2011-12-27 00:00:00

abstract：:EGCG [(-)epigallocatechin-3-gallate], a green tea-derived polyphenol, has been shown to suppress cancer cell proliferation, and interfere with the several signaling pathways and induce apoptosis. Practically, there is emerging evidence that EGCG has a potential to increase the efficacy of chemotherapy in patients. We ...

journal_title：Cancer letters

authors： Hwang JT,Ha J,Park IJ,Lee SK,Baik HW,Kim YM,Park OJ

更新日期：2007-03-08 00:00:00

abstract：:Resistance to anoikis is a hallmark of human malignancies. Our results showed that hepatoma cells resisted anoikis by non-proliferation, non-apoptosis and cell cycle arrest which were termed synoikis-like. These synoikis-like cells are more resistant to extracellular stimuli and could spontaneously attach and prolifer...

journal_title：Cancer letters

authors： Zhang Z,Cao L,Li J,Liang X,Liu Y,Liu H,Du J,Qu Z,Cui M,Liu S,Gao L,Ma C,Zhang L,Han L,Sun W

更新日期：2008-08-18 00:00:00

abstract：:Methylation of liver and nasal mucosal DNA at the O6 position of guanine (O6-MeG) was measured in intact and castrated male rats after a dose of N-nitrosobis(2-oxopropyl)amine (BOP) (20 mg/kg; i.p.). There were no differences in O6-MeG persistence in liver DNA from either group. In the nasal mucosa more O6-MeG was det...

journal_title：Cancer letters

authors： Lawson TA

更新日期：1990-08-01 00:00:00

abstract：:N-[2-(p-bromocinnamylmethylamino) ethyl]-5-isoquinolinesulfonamide (H-87), a newly synthesized inhibitor of protein kinase A, significantly decreased the drug resistance of multidrug resistant human U937/M cells, mouse FM3A/M and P388/M cells. Northern blot analysis showed MDR1 gene expression was decreased in H-87-tr...

journal_title：Cancer letters

authors： Kim SH,Park JI,Chung BS,Kang CD,Hidaka H

更新日期：1993-10-15 00:00:00

abstract：:Chloroform is a liver carcinogen in mice and a kidney carcinogen in rats. It is thought to act through a non-genotoxic-cytotoxic mode of action. Changes in expression of growth control genes accompanying chloroform-induced cytolethality and regeneration may play a part in the development of chloroform-induced tumors. ...

journal_title：Cancer letters

authors： Sprankle CS,Larson JL,Goldsworthy SM,Butterworth BE

更新日期：1996-03-19 00:00:00

abstract：:This study highlights the systemic oxidative changes in patients submitted to primary cutaneous melanoma removal. Cutaneous melanoma is highly aggressive and its incidence is increasing worldwide. We evaluated systemic oxidative stress (OS) and 3-nitrotyrosine (3-NT) expression in melanoma tissue in relation to the Br...

journal_title：Cancer letters

authors： Bernardes SS,de Souza-Neto FP,Ramalho LN,Derossi DR,Guarnier FA,da Silva CF,Melo GP,Simão AN,Cecchini R,Cecchini AL

更新日期：2015-06-01 00:00:00

abstract：:We investigated the influence of TNF-alpha on the metastasis of cancer cells. Treatment of cultured colon 26 cells with TNF-alpha enhanced metastatic properties including production of MMP-9, adhesion, migration and invasion. Cells treated with TNF-alpha in vitro showed marked potential to metastasize to the lung and ...

journal_title：Cancer letters

authors： Choo MK,Sakurai H,Koizumi K,Saiki I

更新日期：2005-12-08 00:00:00

abstract：:Of the erythropoietin-producing human hepatocellular receptors (Ephs), EphB4 has recently emerged as a potential target in several cancers due to its roles in modified cell migration and invasion. As little is known about the roles of EphB4 in glioma, we sought to investigate its function in glioma by in vitro cell mi...

journal_title：Cancer letters

authors： Kawahara Y,Furuta T,Sabit H,Tamai S,Dong Y,Jiapaer S,Zhang J,Zhang G,Oishi M,Miyashita K,Hayashi Y,Nakada M

更新日期：2019-05-01 00:00:00

abstract：:Human hepatoma Hep 3B cells underwent apoptosis in response to 100 microM all-trans retinoic acid (RA) in full serum (10% fetal calf serum) condition in vitro. Cell death began approximately 24 h following treatment, with more than 80% of the cells dead after 60 h. The dead cells, mainly detached cells, exhibited cond...

journal_title：Cancer letters

authors： Kim DG,Jo BH,You KR,Ahn DS

更新日期：1996-10-01 00:00:00

abstract：:The effect of a purified, high protein diet on enhanced gastric carcinogenesis induced by oral administration of NaCl was investigated in Wistar rats. Rats were fed on a purified diet with an equalized caloric content, containing 8% NaCl and 25% casein (normal protein diet), or 50% casein (high protein diet) after ora...

journal_title：Cancer letters

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

更新日期：1997-06-24 00:00:00

abstract：:NF-kappaB is activated in many types of cancer. Phosphorylation of p65 at serine 276 is required for the expression of a subset of NF-kappaB regulated genes, including vascular cell adhesion molecule-1 (VCAM-1) and interleukin-8 (IL-8). Thus, inhibition of serine 276 phosphorylation may prevent metastasis and angiogen...

journal_title：Cancer letters

authors： Law M,Corsino P,Parker NT,Law BK

更新日期：2010-05-28 00:00:00

abstract：:Pancreatic cancer is a malignant disease without efficient treatment. Improved treatments are urgently needed to enhance or replace chemotherapy. Here we used a small molecular compound LB-100 to assess the effect of pharmacological inhibition of protein phosphatase 2A (PP2A) in combination with doxorubicin on the pro...

journal_title：Cancer letters

authors： Bai X,Zhi X,Zhang Q,Liang F,Chen W,Liang C,Hu Q,Sun X,Zhuang Z,Liang T

更新日期：2014-12-28 00:00:00

abstract：:The immunomodulatory and antimetastatic/antitumor activity of thymosin alpha(1) (Talpha(1)) was evaluated in BALB/c-mice. Daily subcutaneous application (7 consecutive days, 0.01-10 microg of Talpha(1)/injection per mouse) upregulated the number of thymocytes and peripheral blood cells in tumor bearing mice. To check ...

journal_title：Cancer letters

authors： Beuth J,Schierholz JM,Mayer G

更新日期：2000-10-16 00:00:00

abstract：:Oral treatment with reduced glutathione for 10 weeks has no effect on the development of tumours from aflatoxin B1-induced gamma-glutamyl transpeptidase-positive pre-neoplastic focal lesions. ...

journal_title：Cancer letters

authors： Neal GE,Legg RF

更新日期：1983-11-01 00:00:00

abstract：:Increasing evidence points to a fundamental role for cancer stem cells (CSC) in the initiation and propagation of many tumors. As such, in the context of glioblastoma multiforme (GBM), the development of treatment strategies specifically targeted towards CSC-like populations may hold significant therapeutic promise. T...

journal_title：Cancer letters

authors： Ehtesham M,Mapara KY,Stevenson CB,Thompson RC

更新日期：2009-02-18 00:00:00

abstract：:Monocrotaline is a representative naturally occurring genotoxic pyrrolizidine alkaloid. Metabolism of monocrotaline by liver microsomes of F344 female rats generated (+/-)6,7-dihydro-7-hydroxy-1-hydroxymethyl-5H-pyrrolizine (DHP) and monocrotaline-N-oxide as major metabolites. Metabolism in the presence of triacetylea...

journal_title：Cancer letters

authors： Wang YP,Yan J,Beger RD,Fu PP,Chou MW

更新日期：2005-08-08 00:00:00