Oxidative DNA base damage in cancerous tissues of patients undergoing brachytherapy.

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：:Transforming growth factors (TGFs) are implicated in malignancy, therefore qualitative and quantitative differences of these growth factors in chronic myelogenous leukemia (CML) in chronic phase has been investigated in this report. Induction of anchorage independent growth of BALB/c 3T3 and NRK-49F fibroblasts was us...

journal_title：Cancer letters

authors： Kothari V,Advani SH,Rao SG

更新日期：1986-09-01 00:00:00

abstract：:Mice with hereditary intestinal polyposis have mutations of the APC gene which causes formation of multiple polyps. At least one other gene influences the susceptibility for development of polyps in mice, and the locus was named Mom1. The causative gene for the Mom1 locus has recently been cloned and was found to be i...

journal_title：Cancer letters

authors： Kawamata N,Seriu T,Bartram CR,Koeffler HP

更新日期：1997-01-01 00:00:00

abstract：:The recurrence rate of soft tissue and bone sarcomas strongly correlates to the status of the surgical margin after excision, yet excessive removal of tissue may lead to distinct, otherwise avoidable morbidity. Therefore, adequate margination of sarcomas both pre- and intra-operatively is a clinical necessity that has...

journal_title：Cancer letters

authors： Baljer BC,Kolhe S,Chan CD,Nicoli F,Ghanbasha A,Brookes MJ,Gamie Z,Ghosh KM,Beckingsale TB,Saleh DB,Ragbir M,Gerrand CH,Jeys L,Knight JC,Petrides G,Rankin KS

更新日期：2020-07-28 00:00:00

abstract：:The effect of Pseudomonas aeruginosa colonizing in the gut on the development of gastrointestinal tumors was studied in rats treated orally with N-methyl-N'-nitro-N-nitrosoguanidine (MNNG). The animals were inoculated with or accidentally colonized by P. aeruginosa after MNNG treatment. In 3 serial experiments, P. aer...

journal_title：Cancer letters

authors： Morishita Y,Shimizu T

更新日期：1983-01-01 00:00:00

abstract：:Efficient DNA repair mechanisms comprise a critical component in the protection against human cancer, as indicated by the high predisposition to cancer of individuals with germ-line mutations in DNA repair genes. This includes biallelic germ-line mutations in the MUTYH gene, encoding a DNA glycosylase that is involved...

journal_title：Cancer letters

authors： Paz-Elizur T,Sevilya Z,Leitner-Dagan Y,Elinger D,Roisman LC,Livneh Z

更新日期：2008-07-18 00:00:00

abstract：:Endometrial cancer is one of the most common gynecologic malignancies and many factors influence in its growth and development. As in many other types of cancer, prostaglandin E(2) (PGE(2)) is thought to be an accelerator of cell proliferation and endometrial cancer progression. In this study, we examined the effect o...

journal_title：Cancer letters

authors： Takahashi T,Ogawa H,Izumi K,Uehara H

更新日期：2011-07-01 00:00:00

abstract：:Pancreatic cancer remains a highly lethal malignancy. We have recently shown that simultaneous expression of Kras and mutant Tp53R175H promotes invasive ductal adenocarcinoma from pancreatic ductal cells. We hypothesized specific mutations in TP53 have divergent mechanisms of transforming ductal cells. In order to und...

journal_title：Cancer letters

authors： Polireddy K,Singh K,Pruski M,Jones NC,Manisundaram NV,Ponnela P,Ouellette M,Van Buren G,Younes M,Bynon JS,Dar WA,Bailey JM

更新日期：2019-07-01 00:00:00

abstract：:Gene amplification has been found to be biologically important in cancer. We report a complementary DNA sequence obtained using a subtractive hybridization approach which is frequently and highly amplified in human gliomas. 39/45 (87%) glial tumor specimens (of pathologically low and high grade) revealed increases in ...

journal_title：Cancer letters

authors： Liang BC,Hays L

更新日期：1996-08-02 00:00:00

abstract：:Tumor cells need to attain anoikis resistance to survive prior to metastasis making it a vital trait of malignancy. The molecular mechanism by which hepatocellular carcinoma (HCC) cells resist anoikis remains not fully understood. Here, we report that ZNF32 expression is markedly upregulated in HCC cells upon detachme...

journal_title：Cancer letters

authors： Li K,Zhao G,Ao J,Gong D,Zhang J,Chen Y,Li J,Huang L,Xiang R,Hu J,Lin P,Wei Y

更新日期：2019-02-01 00:00:00

abstract：:Acquired resistance to mechanisms of programmed cell death is one of the hallmarks of cancer. Human melanoma, in advanced stage, is hardly curable, due to development of several strategies that impair apoptosis induced by the death receptor and the mitochondrial pathways of apoptosis. Among these apoptosis escape stra...

journal_title：Cancer letters

authors： Anichini A,Mortarini R,Sensi M,Zanon M

更新日期：2006-07-18 00:00:00

abstract：:3beta-Methoxyserrat-14-en-21beta-ol (1) and 3alpha-methoxyserrat-14-en-21beta-ol (2) are the most abundant triterpenoids from two Picea plants, Picea jezoensis (Sieb. et Zucc.) Carr. var. jezoensis and P. jezoensis (Sieb. et Zucc.) Carr. hondoensis (Mayr) Rehder, and the total yield of 1 and 2 reach over 1/3 of the ch...

journal_title：Cancer letters

authors： Tanaka R,Shanmugasundaram K,Yamaguchi C,Ishikawa Y,Tokuda H,Nishide K,Node M

更新日期：2004-10-28 00:00:00

abstract：:Bone metastasis is an important cause of morbidity in advanced prostate cancer. Bisphosphonates are widely used for the treatment and prevention of osteoporosis, but recently have been observed to be effective in controlling prostate cancer metastasis. Since aminopeptidase N (AP-N) is known to be involved in the metas...

journal_title：Cancer letters

authors： Iguchi K,Nakano T,Usui S,Hirano K

更新日期：2006-06-18 00:00:00

abstract：:The effect of different tannin-containing aqueous solutions on the carcinogenic action of benzo(a)pyrene (BP) on the mouse skin was investigated. It was found that the appearance of tumours was accelerated in mice treated with either tea or an oak extract after a single application of BP. The time of appearance of tum...

journal_title：Cancer letters

authors： Bogovski P,Day N

更新日期：1977-07-01 00:00:00

abstract：:Inactivation of antineoplastics is a serious problem in cancer therapy, and prevention of the inactivation is a surpassing strategy for enhancement of their therapeutic effects. BOF-A2, which contains both EM-FU, a masked form of 5-fluorouracil (5-FU), and CNDP, an inhibitor of 5-FU degradation, was developed with thi...

journal_title：Cancer letters

authors： Yoneda K,Yamamoto T,Ueta E,Osaki T

更新日期：1999-03-22 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：:Vitamin C has been suggested and disputed as an anti-cancer agent. Previous in vitro studies using either primary cell cultures from cancer patients or tumor cell lines have suggested that tumor cells with different lineages may have different sensitivities to ascorbic acid. In this study we report characterization of...

journal_title：Cancer letters

authors： Kao TL,Meyer WJ 3rd,Post JF

更新日期：1993-06-15 00:00:00

abstract：:Akt signaling pathway has attracted much attention as a promising target for cancer therapeutics. Herein, we report that Isobavachalcone (IBC), a natural chalcone, potently abrogates Akt signaling and exerts anti-proliferative effects on several human cancer cell lines. Modeling results from the Sybyl/FlexiDock progra...

journal_title：Cancer letters

authors： Jing H,Zhou X,Dong X,Cao J,Zhu H,Lou J,Hu Y,He Q,Yang B

更新日期：2010-08-28 00:00:00

abstract：:Neoxanthin and fucoxanthin, which have the characteristic structure of 5,6-monoepoxide and an allenic bond, were previously found to reduce the viability of human prostate cancer cells most intensively among 15 dietary carotenoids tested. In the present study, the induction of apoptosis in PC-3 cells by these two caro...

journal_title：Cancer letters

authors： Kotake-Nara E,Asai A,Nagao A

更新日期：2005-03-18 00:00:00

abstract：:Sonodynamic therapy (SDT) is a form of ultrasound therapy that has been shown to preferentially damage malignant cells based on the relatively enlarged size and altered cytology of neoplastic cells in comparison to normal cells. This study sought to determine whether cytoskeletal-directed agents that either disrupt (c...

journal_title：Cancer letters

authors： Trendowski M,Wong V,Zoino JN,Christen TD,Gadeberg L,Sansky M,Fondy TP

更新日期：2015-05-01 00:00:00

abstract：:The heterogeneous nuclear ribonucleoprotein K (hnRNP K) is a nucleic acid-binding protein that serves as a docking platform integrating transduction pathways to nucleic acid -directed processes. Recently, this protein has emerged as an important player in carcinogenesis process. HnRNP K is overexpressed in several hum...

journal_title：Cancer letters

authors： Barboro P,Ferrari N,Balbi C

更新日期：2014-10-01 00:00:00

abstract：:The effect of pretreatment of skin of Sencar mice with topically applied tannic acid, quercetin and green tea polyphenols (GTP) on the skin tumor initiating activity of (+/-)-7 beta,8 alpha-dihydroxy-9 alpha,10 alpha-epoxy-7,8,9,10-tetrahydrobenzo[a]pyrene (BPDE-2) has been evaluated. The animals were pretreated with ...

journal_title：Cancer letters

authors： Khan WA,Wang ZY,Athar M,Bickers DR,Mukhtar H

更新日期：1988-09-01 00:00:00

abstract：:cIAP-1, an apoptosis inhibiting protein, has been suggested to play important roles in the development of cervical and esophageal squamous cell carcinomas (SCCs). In order to clarify the subcellular localization of cIAP-1 and to investigate its clinicopathological significance in head and neck SCCs (HNSCCs), we examin...

journal_title：Cancer letters

authors： Tanimoto T,Tsuda H,Imazeki N,Ohno Y,Imoto I,Inazawa J,Matsubara O

更新日期：2005-06-16 00:00:00

abstract：:Epigenetic disruption of tumor suppressor genes (TSGs), particularly DNA methylation, plays a key role in hepatocellular carcinoma (HCC) pathogenesis. Through methylome study, we identified BCLB as a methylated gene in HCC. BCLB was methylated in all tumor cell lines with silenced or reduced expression. BCLB was furth...

journal_title：Cancer letters

authors： Liu X,Hu X,Kuang Y,Yan P,Li L,Li C,Tao Q,Cai X

更新日期：2017-06-01 00:00:00

abstract：:Ring1 and YY1 binding protein (RYBP) is a member of the Polycomb group (PcG) proteins and regulates cell growth through both PcG-dependent and -independent mechanisms. Our initial study indicated that RYBP is down-regulated in human non-small cell lung cancer (NSCLC) tissues. The present study determined the molecular...

journal_title：Cancer letters

authors： Voruganti S,Xu F,Qin JJ,Guo Y,Sarkar S,Gao M,Zheng Z,Wang MH,Zhou J,Qian B,Zhang R,Wang W

更新日期：2015-12-28 00:00:00

abstract：:The traditional anti-angiogenic cancer therapy could trigger hypoxia induced factor (HIF) response, leading to "reactive resistance" to chemotherapy. Simultaneously inhibiting both angiogenesis and tumorigenesis would be ideal to overcome this limitation. MicroRNAs (miRNAs) are increasingly explored as new agents for ...

journal_title：Cancer letters

authors： Li Y,Cai B,Shen L,Dong Y,Lu Q,Sun S,Liu S,Ma S,Ma PX,Chen J

更新日期：2017-07-01 00:00:00

abstract：:Myosin light-chain kinase (MLCK) plays a crucial role in the cell migration and tumor metastasis. Herein, we investigated the signaling pathways involved in MLCK using ML-7, a specific inhibitor of MLCK, in breast cancer cell proliferation and migration. Our data showed that reduction of MLCK in breast cancer cells me...

journal_title：Cancer letters

authors： Zhou X,Liu Y,You J,Zhang H,Zhang X,Ye L

更新日期：2008-11-08 00:00:00

abstract：:Tumor acidity is now considered an important determinant of drug-resistance and tumor progression, and anti-acidic approaches, such as Proton Pump inhibitors (PPIs), have demonstrated promising antitumor and chemo-sensitizing efficacy. The main purpose of the present study was to evaluate the possible PPI-induced sens...

journal_title：Cancer letters

authors： Azzarito T,Venturi G,Cesolini A,Fais S

更新日期：2015-01-28 00:00:00

abstract：:The phenomenon of cellular dormancy has been observed in normal adult stem cells in many different tissues such as the skin, the intestine and the hematopoietic system. These dormant cells have been proposed to be important for life-long self-renewal and for the generation of the different cellular lineages. As tumor ...

journal_title：Cancer letters

authors： Schillert A,Trumpp A,Sprick MR

更新日期：2013-11-28 00:00:00

abstract：:The p53 signaling pathway plays critical roles in determining the radio-sensitivity of normal tissues but is frequently inactivated in cancer. In various cancer cells, p53 has different effects on radio-sensitivity through complex mechanisms. Acetylation of p53 is an important means of post-translational modifications...

journal_title：Cancer letters

authors： Zhang J,Shen L,Sun LQ

更新日期：2015-07-28 00:00:00