Induction of apoptosis accompanying with G(1) phase arrest and microtubule disassembly in human hepatoma cells by jaspolide B, a new isomalabaricane-type triterpene.

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：: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：:Tamoxifen (TAM)-induced DNA adduct formation in mouse skin was determined by a nuclease P1-enhanced 32P-postlabelling technique. Topical application of TAM significantly induced a number of DNA-adducts in mouse skin in a dose- and time-dependent manner. When SENCAR mice were topically treated with different doses of T...

journal_title：Cancer letters

authors： Cai Q,Wei H

更新日期：1995-06-08 00:00:00

abstract：:To examine the role of diabetes in pancreatic cancer, 4 groups of Chinese hamsters--2 from genetically diabetic and 2 from non-diabetic lines--were treated with N-nitrosobis(2-oxo-propyl)amine (BOP) at different dose levels and intervals. In one group (referred to as the VA group), BOP was given weekly at a 5 mg/kg bo...

journal_title：Cancer letters

authors： Bell RH Jr,Pour PM

更新日期：1987-02-01 00:00:00

abstract：:Gastric cancer (GC) is a major threat to human health, and its prognosis is poor due to the lack of appropriate biomarkers. LncRNAs are a group of non-protein-coding RNAs that regulate gene expression at the transcriptional or posttranscriptional level. LncRNAs play essential roles in GC initiation and development in ...

journal_title：Cancer letters

authors： Yang Z,Guo X,Li G,Shi Y,Li L

更新日期：2016-02-01 00:00:00

abstract：:Tumor promoters such as phorbol esters, teleocidin and okadaic acid increase the numbers of multilayered, transformed foci produced by BPV DNA-transfected C3H/10T1/2 cells. We questioned whether arsenic and chromium, which are known human carcinogens also enhance transformation of BPV DNA-transfected C3H/10T1/2 cells....

journal_title：Cancer letters

authors： Kowalski LA,Tsang SS,Davison AJ

更新日期：1996-05-15 00:00:00

abstract：:Thiourea (TU) fails to enhance the incidence of foci deficient in adenosine-5'-triphosphatase (ATPase) either by initiation or by promotion in a rat liver foci bioassay. To weanling female Sprague-Dawley rats, 3 x 200 or 3 x 500 mg/kg body wt of TU, respectively, were applied for initiation. One week later Clophen A 5...

journal_title：Cancer letters

authors： Oesterle D,Deml E

更新日期：1988-08-30 00:00:00

abstract：:In the present study, we tested the hypothesis that a mild cerebral tissue injury promotes subsequent glioma invasion via activation of the ADAM17-EGFR-PI3K-Akt pathway. Mild injury was induced by photodynamic therapy (PDT), which employs tissue-penetrating laser light exposure following systemic administration of a t...

journal_title：Cancer letters

authors： Zheng X,Jiang F,Katakowski M,Zhang X,Jiang H,Zhang ZG,Chopp M

更新日期：2008-07-08 00:00:00

abstract：:Radiotherapy (RT) is one of the most important strategies in cancer treatment. Radioresistance is a major challenge to RT and results in locoregional recurrence and metastasis. Thus, there is a great interest in investigating biomarkers to distinguish radiosensitive from radioresistant (RR) cancer patients. The develo...

journal_title：Cancer letters

authors： Chang L,Graham P,Hao J,Bucci J,Malouf D,Gillatt D,Li Y

更新日期：2015-12-28 00:00:00

abstract：:The overexpression of the MDM2 oncoprotein frequently occurs in hepatocellular carcinoma (HCC). Small molecules that inhibit MDM2-p53 binding show efficacy against p53 wild-type HCC, but most patients have p53-mutant tumors and intrinsic resistance to such MDM2 inhibitors. We have recently discovered that the NFAT1 tr...

journal_title：Cancer letters

authors： Wang W,Cheng JW,Qin JJ,Hu B,Li X,Nijampatnam B,Velu SE,Fan J,Yang XR,Zhang R

更新日期：2019-09-10 00:00:00

abstract：:We repeated and extended a 1973 study by Sander and Schweinsberg on forestomach tumorigenesis in mice by methylbenzylnitrosamine (MBZN). Groups of 80 adult CD-1 mice of both sexes received 96 mg/kg of MBZN subdivided into 24 doses of 4 mg/kg, 12 doses of 8 mg/kg or 6 doses of 16 mg/kg (groups 1-3, respectively). The m...

journal_title：Cancer letters

authors： Schneider P,Hinrichs S,Zulim R,Towery R,Morris C,Mirvish SS

更新日期：1996-04-19 00:00:00

abstract：:The mechanism of DDB (dimethyl 4,4'-dimethoxy-5,6,5',6'-dimethylenedioxy biphenyl-2,2'-dicarboxylate) prevention of aflatoxin B1 (AFB1)-induced hepatotoxicity in rats has been investigated. Pretreatment of DDB (200 mg/kg) daily for 4 days significantly suppressed (P < 0.05) the AFB1-induced hepatic damage as evidenced...

journal_title：Cancer letters

authors： Liu TY,Hwua YS,Chao TW,Chi CW

更新日期：1995-03-02 00:00:00

abstract：:Liposome encapsulation of anticancer agents results in reduced side effects of the entrapped drug and improved therapeutic efficacy. The external surface of the lipidic envelope can be coupled with antibodies directed against tumor-associated antigens. The resulting immunoliposomes allow to increase the therapeutic in...

journal_title：Cancer letters

authors： Brignole C,Marimpietri D,Pagnan G,Di Paolo D,Zancolli M,Pistoia V,Ponzoni M,Pastorino F

更新日期：2005-10-18 00:00:00

abstract：:Cancer cells often exhibit altered epigenetic signatures that can misregulate genes involved in processes such as transcription, proliferation, apoptosis and DNA repair. As regulation of chromatin structure is crucial for DNA repair processes, and both DNA repair and epigenetic controls are deregulated in many cancers...

journal_title：Cancer letters

authors： Agarwal P,Jackson SP

更新日期：2016-10-01 00:00:00

abstract：:Epidemiological reports suggest that Asians consuming a diet high in soy have a low incidence of clinically manifested prostate cancer. We have tested the hypothesis that life-time exposure to genistein, the primary isoflavone component of soy, is responsible for this protective effect. Lobund-Wistar rats were exposed...

journal_title：Cancer letters

authors： Wang J,Eltoum IE,Lamartiniere CA

更新日期：2002-12-01 00:00:00

abstract：:Human epidermal growth factor receptor 2 (HER2) is an attractive target for cancer vaccine. However, autoimmune tolerance prevents vaccines based on HER2 protein from inducing long-lasting, highly effective anti-tumor immunity. In this study, we proved that the introduction of p-nitrophenylalanine in the universal T c...

journal_title：Cancer letters

authors： Tian H,He Y,Song X,Jiang L,Luo J,Xu Y,Zhang W,Gao X,Yao W

更新日期：2018-08-28 00:00:00

abstract：:Immunogenic, methylcholanthrene-induced sarcomas failed to elicit the production of rapidly cytolytic T lymphocytes in syngeneic mice, although they did elicit the production of more slowly cytotoxic cells. They were, however, susceptible to attack by cytolytic T cells from allo-immune mice and, if infected with ectro...

journal_title：Cancer letters

authors： Nelson DS,Hopper KE,Blanden RV,Gardner ID,Kearney R

更新日期：1978-08-01 00:00:00

abstract：:Overall survival and quality of life of patients with metastatic colorectal cancer (mCRC) have improved due to the development of standard systemic treatment. However, many patients are still suffering from the eventual progression of cancer, treatment-related toxicities, and the economic burden of new drugs. Salvage ...

journal_title：Cancer letters

authors： Woo IS,Jung YH

更新日期：2017-08-01 00:00:00

abstract：:Pancreatic adenocarcinoma (PDAC) is associated with poor clinical outcomes and incomplete responses to conventional therapy. Therefore, there is an unmet clinical need to better understand the predisposing factors for pancreatic cancer in hopes of providing early screening to high-risk patients. While select risk fact...

journal_title：Cancer letters

authors： Principe DR,Rana A

更新日期：2020-08-10 00:00:00

abstract：:MicroRNAs (miRNAs) are a group of non-coding RNAs that play a crucial role in post-transcriptional gene regulation and act as indispensable mediators in several critical biological processes, including tumorigenesis, tissue homeostasis, and regeneration. MiR-424 and miR-503 are intragenic miRNAs that are clustered on ...

journal_title：Cancer letters

authors： Wu Y,Wang W,Yang AG,Zhang R

更新日期：2020-12-01 00:00:00

abstract：:Metastasis remains a formidable problem in malignant tumors. In this study, MTT assay revealed that 4-methyl-3-nitro-benzoic acid (MNBA) had no effect on cell viability and did not interfere with cell cycle in any breast cancer cell lines tested. However, treatment with MNBA on breast cancer cells can inhibit EGF-indu...

journal_title：Cancer letters

authors： Guo H,Li M,Chen P,Blake DJ,Kong X,Hao X,Niu R,Zhang N

更新日期：2011-06-01 00:00:00

abstract：:Potassium bromate (KBrO(3)) is a rat renal carcinogen and a major drinking water disinfection by-product in water disinfected with ozone. Clear cell renal tumors, the most common form of human renal epithelial neoplasm, are rare in animals but are inducible by KBrO(3) in F344 rats. Detection of cytoplasmic periodic ac...

journal_title：Cancer letters

authors： Shiao YH,Kamata SI,Li LM,Hooth MJ,DeAngelo AB,Anderson LM,Wolf DC

更新日期：2002-12-10 00:00:00

abstract：:Interstitial fluid pressure was measured by the wick-in-needle technique in DMBA-induced rat mammary tumours during resting conditions and during noradrenaline infusion. The rate of infusion was chosen to increase the systemic blood pressure by 30-40 mmHg, known to result in a markedly increased vascular resistance of...

journal_title：Cancer letters

authors： Tveit E,Hultborn R,Weiss L

更新日期：1985-07-01 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：: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：:In the current study we examined the regulation of Bak, a death promoter of an apoptotic pathway, in the human breast cancer cell line MCF-7. We observed a time-dependent increase in both Bak mRNA and protein levels which appeared to correlate well with the increase in cell density. We also found that treatment of cel...

journal_title：Cancer letters

authors： Leung LK,Do L,Wang TT

更新日期：1998-02-13 00:00:00

abstract：:Previous work by others shows that d-limonene (LIM) inhibits carcinogen-induced lung tumorigenesis in mice and strongly suggests that LIM can inhibit the metabolic activation of nitrosamines such as 4-(methylnitrosamino)-1-(3-pyridyl)-1-butanone (NNK). Thus, in the current study, the ability of LIM and other monoterpe...

journal_title：Cancer letters

authors： Morse MA,Toburen AL

更新日期：1996-07-12 00:00:00

abstract：:The AT-rich interaction domain 1A (ARID1A, also known as BAF250a) is a chromatin remodeling gene, which frequently mutates across a broad spectrum of cancers with loss expression of the ARID1A protein. Recently, the association between ARID1A deficiency and immune checkpoint blockade (ICB) therapy has been reported. A...

journal_title：Cancer letters

authors： Hu G,Tu W,Yang L,Peng G,Yang L

更新日期：2020-03-31 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：:Liver microsomes from control and treated rats (P4501A, 2B, 2E1-induced) metabolize at variable metabolic rates eight N-nitroso-di-n-alkylamines, including five symmetrical (N-nitroso-dimethyl, -diethyl, -dipropyl, -dibutyl and -diamyl-amines) and four asymmetrical (N-nitrosomethylethyl, methylpropyl, methylbutyl, and...

journal_title：Cancer letters

authors： Bellec G,Goasduff T,Dreano Y,Menez JF,Berthou F

更新日期：1996-02-27 00:00:00