Effect of methylazoxymethanol acetate on adenylate cyclase and 5'-nucleotidase in rat liver plasma membranes.

abstract：:p27kip, as a cyclin dependent kinase inhibitor (CDKI), plays a pivotal role in the regulation of cell cycle progression and hepatocarcinogenesis. Herein, we revealed that p27 exhibited apparent nucleolar distribution and interacted with nucleolar protein nucleostemin (NS) in Hepatocellular carcinoma (HCC) cells. Furth...

journal_title：Cancer letters

authors： Hu B,Hua L,Ni W,Wu M,Yan D,Chen Y,Lu C,Chen B,Wan C

更新日期：2017-03-01 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：:Aquaporin 3 (AQP3) and c-Met are both overexpressed in human gastric carcinoma and highly associated with its metastasis and invasion. However, it still remains unknown whether c-Met and AQP3 correlate with each other. Herein, we demonstrated that c-Met expression in gastric cancer tissues significantly correlated wit...

journal_title：Cancer letters

authors： Wang J,Gui Z,Deng L,Sun M,Guo R,Zhang W,Shen L

更新日期：2012-06-01 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 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：: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：: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：:The ability of tumor cells to adapt to changes in oxygen tension is essential for tumor development. Low oxygen concentration influences cellular metabolism and, thus, affects proliferation, migration, and invasion. A focal point of the cell's adaptation to hypoxia is the transcription factor HIF1α (hypoxia-inducible ...

journal_title：Cancer letters

authors： Paredes F,Williams HC,San Martin A

更新日期：2021-01-11 00:00:00

abstract：:Development of chemotherapy resistance remains a major obstacle for glioma management. Exosome-mediated transfer of circular RNAs (circRNAs) are being found to have relevance to many human cancers, including glioma. The purpose of this study is to explore the effect and underlying mechanism of exosomal circRNA nuclear...

journal_title：Cancer letters

authors： Ding C,Yi X,Wu X,Bu X,Wang D,Wu Z,Zhang G,Gu J,Kang D

更新日期：2020-06-01 00:00:00

abstract：:Hypoxia-inducible factor 1 (HIF-1) is a heterodimeric transcription factor composed of alpha and beta subunits, which plays an essential role in cancer cell hypoxia adaptation, glycolysis, and angiogenesis. Normally, HIF-1alpha protein, the dominant subunit of HIF-1, is accumulated in nuclei when cells are exposed to ...

journal_title：Cancer letters

authors： Zhong H,Mabjeesh N,Willard M,Simons J

更新日期：2002-07-26 00:00:00

abstract：:The effect of diethylstilbestrol propionate (DES; 1 mg/kg body wt. was studied in the female offspring of rats exposed subcutaneously on the 19th day of gestation. Examination of vaginal smears showed persistent estrus in adult rats treated prenatally with DES. Compensatory ovarian hypertrophy (COH) induced by hemicas...

journal_title：Cancer letters

authors： Napalkov NP,Anisimov VN

更新日期：1979-02-01 00:00:00

abstract：:Preventive intervention of colorectal cancer has become essential as a major portion of the population may develop the disease at some points during their lives. Diet and nutrition play an important role during this multistep colon carcinogenic process. Inhibitory activity of aqueous suspensions of garlic and tomato, ...

journal_title：Cancer letters

authors： Sengupta A,Ghosh S,Das S

更新日期：2004-05-28 00:00:00

abstract：:In vitro cytotoxicity tests currently in use applied in the developmental stages of anticancer drug discovery are able to select the most potent compounds, but are not predictive of their potential toxicity. In this study, we have demonstrated the applicability of neutral red uptake assay using mouse fibroblasts Balb/...

journal_title：Cancer letters

authors： Popiołkiewicz J,Polkowski K,Skierski JS,Mazurek AP

更新日期：2005-11-08 00:00:00

abstract：:To better understand causative relations of smoking to lung adenocarcinomas, the frequency of loss of heterozygosity (LOH) of all autosomal chromosomes was compared among the three grades of histological differentiation with 119 pulmonary adenocarcinomas (AC) and 41 squamous cell carcinomas (SCC), using Southern blott...

journal_title：Cancer letters

authors： Ishikawa Y,Furuta R,Miyoshi T,Satoh Y,Okumura S,Nakagawa K,Tsuchiya E

更新日期：2002-12-10 00:00:00

abstract：:By comparing protein profiles of nasopharyngeal carcinoma HONE1 cells to transformed nasopharyngeal epithelial NP 69 cells, several clusters of differentially expressed proteins were identified. The increased expression of cytokeratin 8 (CK8) and pyruvate kinase M2 was a common feature in four NPC cell lines compared ...

journal_title：Cancer letters

authors： Wang Y,He QY,Tsao SW,Cheung YH,Wong A,Chiu JF

更新日期：2008-07-08 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：:We have successfully generated cytotoxic monoclonal antibodies against a rat histiocytoma, AK-5. Monoclonal antibodies obtained after fusing immunized rat splenocytes with SP2/0 myeloma, were cytotoxic to AK-5 cells in the presence of complement. These monoclonals were highly specific and did not show any cross reacti...

journal_title：Cancer letters

authors： Khar A,Varalakshmi C,Pardhasaradhi BV,Ali AM

更新日期：1992-06-15 00:00:00

abstract：:The kinase insert domain-containing receptor (KDR) is the human vascular endothelial growth factor (VEGF) receptor responsible for the mitogenic and angiogenic effects of VEGF. There is much experimental evidence to suggest that the VEGF/KDR pathway plays an important role in tumor angiogenesis, a process essential fo...

journal_title：Cancer letters

authors： Zhu Z,Lu D,Kotanides H,Santiago A,Jimenez X,Simcox T,Hicklin DJ,Bohlen P,Witte L

更新日期：1999-03-01 00:00:00

abstract：:The chemopreventive influence of phenethyl isothiocyanate (PEITC) during the post-initiation stage was investigated in the N-nitrosobis(2-oxopropyl)amine (BOP)-initiated hamster tumorigenesis model. A total of 120 female 5-week-old hamsters were divided into six groups. Animals in groups 1-3, each consisting of 30 ham...

journal_title：Cancer letters

authors： Nishikawa A,Furukawa F,Kasahara K,Tanakamaru Z,Miyauchi M,Nakamura H,Ikeda T,Imazawa T,Hirose M

更新日期：1999-07-01 00:00:00

abstract：:New, potentially tumor-specific antigens have been described in Bcr/Abl positive leukemias. Besides the main BCR/ABL hybrid fusion transcripts, a small number of transcripts derived from alternative splicing between BCR exons 1, 13, and 14 with ABL exons 4 and 5 have been identified. These variants are expressed in ch...

journal_title：Cancer letters

authors： Casnici C,Volpe G,Lattuada D,Crotta K,Kuka M,Panuzzo C,Mastrotto C,Tonon G,Fazio VM,Saglio G,Marelli O

更新日期：2009-04-08 00:00:00

abstract：:In the course of our continuing search for novel cancer chemopreventive agents from natural sources, several kinds of Eucalyptus plants were screened. Consequently, the phlorogrucinol-monoterpene derivative, euglobal-G1 (EG-1), was obtained from the leaves of Eucalyptus grandis as an active constituent. EG-1 exhibited...

journal_title：Cancer letters

authors： Takasaki M,Konoshima T,Etoh H,Pal Singh I,Tokuda H,Nishino H

更新日期：2000-07-03 00:00:00

abstract：:As the frequent emergency of resistant tumor cells during treatment, the development of new agents with new modes of action attracts a great deal of interest. Polybia-MPI was a short cationic alpha-helical amphiphilic peptide that has selective toxicity toward cancer cells but no hemolytic activity. Its target selecti...

journal_title：Cancer letters

authors： Wang KR,Yan JX,Zhang BZ,Song JJ,Jia PF,Wang R

更新日期：2009-06-08 00:00:00

abstract：:Exosomes are structurally and functionally pleiotropic nano-sized (~30-150 nm in diameter) extracellular vesicles (EVs) with endosomal origin. These vesicles are secreted by almost all cells and play a significant role in intercellular communication and bio-waste disposal. To a great extent, exosomes represent biologi...

journal_title：Cancer letters

authors： Kumar A,Deep G

更新日期：2020-09-28 00:00:00

abstract：:6-(1-Hydroxyimino-4-methylpentyl)5,8-dimethyoxy 1,4-naphthoquinone S-52 (DMNQ S-52) was reported to have cytotoxic activity against L1210 leukemia cells. In the present study, we investigated the apoptotic mechanism of DMNQ S-52 in vitro and in vivo in murine solid cancer cells. DMNQ S-52 exerted cytotoxicity against ...

journal_title：Cancer letters

authors： Lee SJ,Sakurai H,Koizumi K,Song GY,Bae YS,Kim HM,Kang KS,Surh YJ,Saiki I,Kim SH

更新日期：2006-02-20 00:00:00

abstract：:Enhanced expression of the nucleotide excision repair gene XPA is associated with resistance to cisplatin treatment in human ovarian cancer. Understanding the cause of enhanced XPA expression will provide new molecular targets for therapy directed at overcoming chemoresistance. Enhanced gene expression in cancer cells...

journal_title：Cancer letters

authors： States JC,Reed E

更新日期：1996-11-29 00:00:00

abstract：:Epidemiologic studies and meta-analyses have suggested that patients with type 2 diabetes mellitus (T2DM) have a higher incidence of malignancies, including myeloma. Metformin is a widely prescribed antidiabetic drug. Recently, researchers have shown that metformin has direct anticancer activity against many tumor cel...

journal_title：Cancer letters

authors： Zi FM,He JS,Li Y,Wu C,Yang L,Yang Y,Wang LJ,He DH,Zhao Y,Wu WJ,Zheng GF,Han XY,Huang H,Yi Q,Cai Z

更新日期：2015-01-28 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：:Stress conditions induced by routine treatments might affect cancer-associated fibroblasts in lung adenocarcinoma. The present study tried to explore transcriptome changes in lung fibroblasts under chemotherapeutics, irradiation, and hypoxia, which were induced by chemotherapy, radiotherapy, and anti-angiogenesis ther...

journal_title：Cancer letters

authors： Li Y,Chen Y,Miao L,Wang Y,Yu M,Yan X,Zhao Q,Cai H,Xiao Y,Huang G

更新日期：2021-01-28 00:00:00

abstract：:In the present work we investigated the in vivo regulation of the mucin gene MUC2, which is overexpressed in all mucinous colorectal carcinomas. The inhibition of methylation by 5-azadeoxycytidine induces de novo expression of MUC2 in the colon carcinoma cell line COLO 205. The expression is retained in xenograft tiss...

journal_title：Cancer letters

authors： Gratchev A,Siedow A,Bumke-Vogt C,Hummel M,Foss HD,Hanski ML,Kobalz U,Mann B,Lammert H,Mansmann U,Stein H,Riecken EO,Hanski C

更新日期：2001-07-10 00:00:00

abstract：:The influence of the carcinogen 2-acetylaminofluorene (2AAF) administration on splenic natural killer (NK) cell function in two strains of rats has been examined and compared with that of the non-carcinogenic analogue 4-acetylaminofluorene (4AAF). In both strains it was observed that daily exposure to 25 mg kg-1 2AAF ...

journal_title：Cancer letters

authors： Kimber I,Griffin AC,Jones K

更新日期：1986-01-01 00:00:00