Arrest of replication forks by drug-stabilized topoisomerase I-DNA cleavable complexes as a mechanism of cell killing by camptothecin.

abstract：:The effects of 5-mercapto-2'-deoxyuridine (MUdr) on DNA synthesis in a primary murine spleen lymphocyte culture system stimulated by phytohemagglutinin (PHA) were studied. Inhibition of thymidine incorporation into acid insoluble nucleic acid material was 50% at 0.5 mM MUdR concentration, while inhibition of deoxyurid...

journal_title：Cancer research

authors： Bogyo D,Bardos TJ,Chmielewicz ZF

更新日期：1976-09-01 00:00:00

abstract：:To investigate the mechanisms underlying contraction of the stomach wall in cases of gastric scirrhous carcinoma, we have developed an in vitro model for gastric cancer, in which both fibroblasts and gastric carcinoma cells are embedded within a collagen matrix. Gastric carcinoma cells of the scirrhous type (KATO-III)...

journal_title：Cancer research

authors： Ura H,Obara T,Yokota K,Shibata Y,Okamura K,Namiki M

更新日期：1991-07-01 00:00:00

abstract：:A series of linkage studies was previously conducted to identify quantitative trait loci associated with chemically induced lung tumors. However, little is known of genetic susceptibility to spontaneously occurring lung tumorigenesis (SLT) in mice. In this study, we did a whole-genome linkage disequilibrium analysis f...

journal_title：Cancer research

authors： Wang D,You M

更新日期：2005-09-15 00:00:00

abstract：:Neuroblastoma cells accumulate ascorbic acid and iron. It was hypothesized that these features could be exploited for sensitizing neuroblastoma cells for therapy in combination with reactive oxygen intermediates. In the present study the effects of 6-hydroxydopamine (6-OHDA) and H2O2 on metabolic parameters critical f...

journal_title：Cancer research

authors： Bruchelt G,Schraufstätter IU,Niethammer D,Cochrane CG

更新日期：1991-11-15 00:00:00

abstract：:The anticancer oxazaphosphorine prodrugs cyclophosphamide and ifosfamide are activated in human liver by a 4-hydroxylation reaction catalyzed by multiple cytochrome P450 (CYP) enzymes. In the present study, we used a cultured human hepatocyte model to identify possible inducers of the CYP-catalyzed activation of these...

journal_title：Cancer research

authors： Chang TK,Yu L,Maurel P,Waxman DJ

更新日期：1997-05-15 00:00:00

abstract：:Two human pancreatic cell lines, MIA PaCa 2 and Capan 2, were treated by photodynamic therapy in vitro with Photophrin (0.01-25 micrograms/ml; 24 h) and then light (1-50 J/cm2; lambda = 630 nm). The following model was fit to 6 datasets with weighted nonlinear regression: [sequence: see text] The symbols are: E, cell ...

journal_title：Cancer research

authors： Moesta KT,Greco WR,Nurse-Finlay SO,Parsons JC,Mang TS

更新日期：1995-07-15 00:00:00

abstract：:In this study, we identified 53 aberrantly hypermethylated DNA sequences in adult T-cell leukemia (ATL) cells using methylated CpG island amplification/representational difference analysis method. We also observed a proportionate increase in the methylation density of these regions with disease progression. Seven gene...

journal_title：Cancer research

authors： Yasunaga J,Taniguchi Y,Nosaka K,Yoshida M,Satou Y,Sakai T,Mitsuya H,Matsuoka M

更新日期：2004-09-01 00:00:00

abstract：:Undifferentiated cervical carcinomas vary considerably in their intercellular organization and patterns of invasion. In spite of its clinical significance, the basis for such variation is poorly understood. We investigated the cellular properties that may be responsible for this diversity, using as a model two human c...

journal_title：Cancer research

authors： Auersperg N,Kruk PA,MacLaren IA,Watt FM,Mydral SE

更新日期：1989-06-01 00:00:00

abstract：:In vitro maturation was induced with 12-O-tetradecanoylphorbol-13-acetate in leukemic cell samples from patients with chronic lymphocytic leukemia (n = 10) and prolymphocytic leukemia (n = 4). The cells were studied for morphology, for immunological markers using the fluorescence activated cell sorter, and for acid ph...

journal_title：Cancer research

authors： Ziegler-Heitbrock HW,Munker R,Dörken B,Gaedicke G,Thiel E

更新日期：1986-04-01 00:00:00

abstract：:Estrogen-stimulated cell proliferation is thought to be mediated by the induction of growth-regulatory factors. Abnormal regulation of such factors may be associated with tumorigenesis. Two such factors, vascular endothelial growth factor and c-fos, are rapidly induced in the uterus by estrogens. We show that the indu...

journal_title：Cancer research

authors： Hyder SM,Chiappetta C,Murthy L,Stancel GM

更新日期：1997-07-01 00:00:00

abstract：:Mutations that alter normal splice patterns and genomic rearrangements are common causes of hereditary diseases including hereditary nonpolyposis colorectal cancer. However, abnormal transcripts can be difficult to detect and interpret because splicing patterns are often heterogeneous even in normal cells. Standard te...

journal_title：Cancer research

authors： Nakagawa H,Yan H,Lockman J,Hampel H,Kinzler KW,Vogelstein B,De La Chapelle A

更新日期：2002-08-15 00:00:00

abstract：:Eighteen-day-old fetal urogenital sinus mesenchyme (UGM), 0-day-old neonatal seminal vesicle mesenchyme (SVM), 0-day-old neonatal bulbourethral gland mesenchyme (BUG-M), and 3-day-old neonatal urinary bladder mesenchyme (BLM) were isolated from rats and combined in vitro with 0.5-mm cubes of the R3327 androgen-depende...

journal_title：Cancer research

authors： Hayashi N,Cunha GR,Wong YC

更新日期：1990-08-01 00:00:00

abstract：:In vitro systems that are responsive to tumor-promoting agents may facilitate the identification of such agents and the analysis of their mode of action. We have previously reported that the potent tumor promoter phorbol-12-myristate-13-acetate induces the synthesis of the enzyme plasminogen activator in cultured chic...

journal_title：Cancer research

authors： Wigler M,DeFeo D,Weinstein IB

更新日期：1978-05-01 00:00:00

abstract：:The in vitro cytotoxicities of the four drugs most frequently used for intravesical chemotherapy (Adriamycin, epodyl, mitomycin C, Thiotepa) and epirubicin were compared using monolayers and multicellular tumor spheroids of the human bladder cancer cell line, MGH-U1. Adriamycin and epirubicin were most cytotoxic again...

journal_title：Cancer research

authors： Knuchel R,Hofstadter F,Jenkins WE,Masters JR

更新日期：1989-03-15 00:00:00

abstract：:miR-31 inhibits breast cancer metastasis via the pleiotropic suppression of a cohort of prometastatic target genes that include integrin alpha(5) (ITGA5), radixin (RDX), and RhoA. We previously showed that the concomitant overexpression of ITGA5, RDX, and RhoA was capable of overriding the antimetastatic effects of ec...

journal_title：Cancer research

authors： Valastyan S,Chang A,Benaich N,Reinhardt F,Weinberg RA

更新日期：2010-06-15 00:00:00

abstract：:The expression of cytochrome P450 genes directly within target cells is an important determinant of human susceptibility to cancers, birth defects, and other chemically initiated diseases. One pivotal gene, CYP1A1, codes for an inducible cytochrome P450 isozyme (P450IA1) responsible for the bioactivation of numerous c...

journal_title：Cancer research

authors： Omiecinski CJ,Redlich CA,Costa P

更新日期：1990-07-15 00:00:00

abstract：:The Sonic hedgehog (Shh) signaling pathway plays a critical role in normal cerebellar development and has been implicated in medulloblastomas, common malignant childhood tumors of the cerebellum. To test whether Shh mis-expression is sufficient for medulloblastoma formation, we used ultrasound biomicroscopy-guided in ...

journal_title：Cancer research

authors： Weiner HL,Bakst R,Hurlbert MS,Ruggiero J,Ahn E,Lee WS,Stephen D,Zagzag D,Joyner AL,Turnbull DH

更新日期：2002-11-15 00:00:00

abstract：:The binding of the papillomavirus E6 protein to E6AP and the induction of p53 degradation are common features of high-risk genital human papillomaviruses (HPV); cutaneous HPVs, on the other hand, lack these capacities. Nevertheless, several cutaneous HPV types of the beta-genus, such as HPV38 are associated with tumor...

journal_title：Cancer research

authors： Muench P,Probst S,Schuetz J,Leiprecht N,Busch M,Wesselborg S,Stubenrauch F,Iftner T

更新日期：2010-09-01 00:00:00

abstract：:Elucidating the mechanisms of prostate cancer (CaP) survival and metastasis are critical to the discovery of novel therapeutic targets. The monomeric G protein Rap1 has been implicated in cancer tumorigenesis. Rap1 signals to pathways involved in cell adhesion, migration, and survival, suggesting Rap1 may promote seve...

journal_title：Cancer research

authors： Bailey CL,Kelly P,Casey PJ

更新日期：2009-06-15 00:00:00

abstract：:Intestinal radiation injury is dose limiting during abdominal and pelvic radiotherapy and critical for the outcome after accidental whole-body radiation exposure. The multifunctional cytokine, interleukin-11 (IL-11), ameliorates the intestinal radiation response, but its clinical use is hampered by severe toxicity aft...

journal_title：Cancer research

authors： Boerma M,Wang J,Burnett AF,Santin AD,Roman JJ,Hauer-Jensen M

更新日期：2007-10-01 00:00:00

abstract：:The expression of defects in the control of cellular differentiation is thought to be of etiological significance in the early stages of carcinogenesis. This possibility is supported by a variety of experimental studies including those that have established that metaplastic changes in cells can represent preneoplastic...

journal_title：Cancer research

authors： Sparks RL,Seibel-Ross EI,Wier ML,Scott RE

更新日期：1986-10-01 00:00:00

abstract：:Estrogen-related receptor alpha (ERRalpha) was identified as a gene related to estrogen receptor alpha (ERalpha) and belongs to a class of nuclear orphan receptors. ERRalpha binds to estrogen responsive element(s) (ERE) and is considered to be involved in modulation of estrogenic actions. However, biological significa...

journal_title：Cancer research

authors： Suzuki T,Miki Y,Moriya T,Shimada N,Ishida T,Hirakawa H,Ohuchi N,Sasano H

更新日期：2004-07-01 00:00:00

abstract：:We have reported previously that s.c. immunization of rats with IL-4 transduced 9L gliosarcoma cells (9L-IL-4) induced a potent antitumor immunity against intracranial, parental 9L tumors. Subcutaneous implantation of 9L-IL-4 influenced the systemic humoral response, which was demonstrated by Th2-type isotype-switchin...

journal_title：Cancer research

authors： Okada H,Attanucci J,Giezeman-Smits KM,Brissette-Storkus C,Fellows WK,Gambotto A,Pollack LF,Pogue-Geile K,Lotze MT,Bozik ME,Chambers WH

更新日期：2001-03-15 00:00:00

abstract：:Antivascular therapy directed against VEGF or its receptors (VEGFR) has been successful when administered at early stages of tumor vessel growth but is less effective when administered later. Tumor blood vessels are heterogeneous, so vessel subpopulations may differ in their requirements for tumor cell-secreted VEGF a...

journal_title：Cancer research

authors： Sitohy B,Nagy JA,Jaminet SC,Dvorak HF

更新日期：2011-11-15 00:00:00

abstract：:The ability of culture dishes coated with an extracellular matrix (ECM) to act as a suitable substrate for human ovarian carcinoma cells in vitro has been examined. The plating efficiency on ECM was 30 to 80% (dispersed tumor cells from solid tumor tissue and effusions) with active proliferation of tumor cells being o...

journal_title：Cancer research

authors： Crickard K,Crickard U,Yoonessi M

更新日期：1983-06-01 00:00:00

abstract：:Patients with human papillomavirus (HPV+)-associated head and neck cancer (HNC) show significantly improved survival outcome compared with those with HPV-negative (HPV-) tumors. Published data examining this difference offers conflicting results to date. We systematically investigated the radiation sensitivity of all ...

journal_title：Cancer research

authors： Kimple RJ,Smith MA,Blitzer GC,Torres AD,Martin JA,Yang RZ,Peet CR,Lorenz LD,Nickel KP,Klingelhutz AJ,Lambert PF,Harari PM

更新日期：2013-08-01 00:00:00

abstract：:Tumor development relies upon essential contributions from the tumor microenvironment and host immune alterations. These contributions may inform the plasma proteome in a manner that could be exploited for cancer diagnosis and prognosis. In this study, we employed a systems biology approach to characterize the plasma ...

journal_title：Cancer research

authors： Pitteri SJ,Kelly-Spratt KS,Gurley KE,Kennedy J,Buson TB,Chin A,Wang H,Zhang Q,Wong CH,Chodosh LA,Nelson PS,Hanash SM,Kemp CJ

更新日期：2011-08-01 00:00:00

abstract：:Type 2 diabetes, which is mainly linked to obesity, is associated with increased incidence of liver cancer. We have previously found that in various models of obesity/diabetes, hyperinsulinemia maintains heightened hepatic expression of cyclin D1, suggesting a plausible mechanism linking diabetes and liver cancer prog...

journal_title：Cancer research

authors： Luo C,Liang J,Sharabi K,Hatting M,Perry EA,Tavares CDJ,Goyal L,Srivastava A,Bilodeau M,Zhu AX,Sicinski P,Puigserver P

更新日期：2020-08-15 00:00:00

abstract：:As an antiproliferative strategy, we are using bis(ethyl) derivatives of spermine to suppress polyamine biosynthetic enzyme activity and, thereby, deplete intracellular polyamine pools. Since certain of these analogues have recently been shown to potently increase spermidine/spermine-N1-acetyltransferase activity, we ...

journal_title：Cancer research

authors： Libby PR,Henderson M,Bergeron RJ,Porter CW

更新日期：1989-11-15 00:00:00

abstract：:Farnesol (FOH) and other isoprenoid alcohols induce apoptosis in various carcinoma cells and inhibit tumorigenesis in several in vivo models. However, the mechanisms by which they mediate their effects are not yet fully understood. In this study, we show that FOH is an effective inducer of apoptosis in several lung ca...

journal_title：Cancer research

authors： Joo JH,Liao G,Collins JB,Grissom SF,Jetten AM

更新日期：2007-08-15 00:00:00