abstract：:Protein kinase C (PKC) designates a family of kinases that regulate many essential functions including cell growth and differentiation. The tight regulation of PKC activity is crucial for maintaining normal cellular proliferation and excessive activity leads to abnormal or uncontrolled cell growth. Recent reports indi...

journal_title：International journal of oncology

authors： Sharif TR,Sharif M

更新日期：1999-02-01 00:00:00

abstract：:Over-expression of p21Waf-1 was performed in 5 human glioma cell lines (U251MG, U87MG, T98G, NMC-G1, and KALS-1). p53 gene status was examined by PCR-SSCP and direct sequence method. The endogenous p21Waf-1 expression was evaluated by RT-PCR. Adenovirus-mediated over-expression of p21Waf-1 inhibited the proliferation ...

journal_title：International journal of oncology

authors： Terasaki M,Kato S,Sugita Y,Shigemori M,Morimatsu M

更新日期：1999-01-01 00:00:00

abstract：:We investigated the effect of stabilized Fab oligomerization by disuccinimidyl suberate on tumor uptake in a pancreatic carcinoma xenograft model in nude mice. Recombinant mouse/human chimeric Fab of the anti-carcinoembryonic antigen (CEA) monoclonal antibody A10, which was previously shown to react specifically with ...

journal_title：International journal of oncology

authors： Kamigaki T,Ajiki T,Yamamoto M,Kuroda Y

更新日期：1999-01-01 00:00:00

abstract：:Tumor cell invasion and metastasis requires precise coordination of adherence to the extracellular matrix (ECM) and controlled degradation of its components. lnvasive cells secrete proteolytic enzymes known as matrix metalloproteinases which degrade specific basement membrane molecules. Expression of these enzymes is ...

journal_title：International journal of oncology

authors： Vo HP,Lee MK,Crowe DL

更新日期：1998-12-01 00:00:00

abstract：:Overexpression of p185erbB2/neu has been demonstrated in approximately 30% of prostatic carcinomas and has been shown to induce tumorigenesis and metastasis in a prostatic epithelial cell line, NbE. To metastasize successfully, cells must be able to proliferate, degrade and be motile on a variety of substrates; thus a...

journal_title：International journal of oncology

authors： Vafa A,Zhang Y,Sikes RA,Marengo SR

更新日期：1998-12-01 00:00:00

abstract：:We investigated trans-activating effects of the full-length E6 protein of HPV-16 (16E6) and the E6 protein of HPV-11 (11E6) on the PE1E4 promoter of HPV-11 in C33A cells which lack normal function of p53. 16E6 showed no significant activation of the reporter plasmid containing PE1E4 and the upstream sequence, includin...

journal_title：International journal of oncology

authors： Tomita Y,Asano Y,Shirasawa H

更新日期：1998-12-01 00:00:00

abstract：:We report a retrospective study of all patients with localised non-Hodgkin's lymphoma referred to the Sheffield Lymphoma Group (1970-1995). A total of 1,979 patients with non-Hodgkin's lymphoma were seen: 553 (28%) presented with stage I or II disease, 411 (21%) extranodal, 142 (7%) nodal. The commonest extranodal sit...

journal_title：International journal of oncology

authors： Dobson LS,Hancock H,Bright N,Robinson MH,Hancock BW

更新日期：1998-12-01 00:00:00

abstract：:The purpose of this study was to determine, using fluorescence in situ hybridization (FISH), whether treatment of cancer cells with 3'-azido-2'-3'-dideoxythymidine (AZT) has any effect on telomere length as determined by the telomeric signal intensity. To do so, we treated a metastatic murine melanoma cell line (K-173...

journal_title：International journal of oncology

authors： Multani AS,Furlong C,Pathak S

更新日期：1998-11-01 00:00:00

abstract：:Previous studies have revealed that protein kinase C (PKC) is responsible for malignant progression. In the present study, we investigated the potent inhibitory effects of an antiestrogen, toremifene, on PKC-mediated cellular adhesion. A phorbol ester, phorbol 12-myristate 13-acetate (PMA), significantly enhanced alph...

journal_title：International journal of oncology

authors： Maemura M,Iino Y,Horiguchi J,Takei H,Horii Y,Koibuchi Y,Yokoe T,Takeyoshi I,Ohwada S,Morishita Y

更新日期：1998-11-01 00:00:00

abstract：:Ligands of the EGF/Heregulin family control the growth of epithelial cells by binding to receptors of the erbB family. By searching a large database of cDNA sequences at Human Genome Sciences Inc. we have identified a new encoded protein sequence containing all the conserved elements of the EGF/Heregulin family. The s...

journal_title：International journal of oncology

authors： Hijazi MM,Young PE,Dougherty MK,Bressette DS,Cao TT,Pierce JH,Wong LM,Alimandi M,King CR

更新日期：1998-11-01 00:00:00

abstract：:The human ovarian cancer cell line OV-MZ-19, established from a patient with cystadenocarcinoma of the ovary, expressing thrombomodulin (TM), a cell surface receptor for the serine protease thrombin, interacts with monoclonal and polyclonal antibodies having different specificity for TM. These antibodies detect TM ant...

journal_title：International journal of oncology

authors： Wilhelm S,Schmitt M,Parkinson J,Kuhn W,Graeff H,Wilhelm OG

更新日期：1998-10-01 00:00:00

abstract：:Vanadate has been reported to be involved in the causation of cancer. In this study, we found that both AP-1 and NFkappaB activities were increased after treatment with sodium vanadate in JB6 cells. Maximum induction of AP-1 and NFkappaB appeared at 48 to 72 h. Phosphorylations of Erks and p38 kinases were markedly in...

journal_title：International journal of oncology

authors： Huang C,Chen N,Ma WY,Dong Z

更新日期：1998-10-01 00:00:00

abstract：:Although the hematopoietic reconstituting ability of human umbilical cord blood cells (UCBC) is well documented, their antitumor cytotoxic potential has not been well studied. Therefore, UCBC were compared to normal peripheral blood stem cells (PBSC) and bone marrow (BM) stem cell harvests for cytomorphology, antitumo...

journal_title：International journal of oncology

authors： Joshi SS,Babushkina-Patz NN,Verbik DJ,Gross TG,Tarantolo SR,Kuszynski CA,Pirruccello SJ,Bishop MR,Kessinger A

更新日期：1998-10-01 00:00:00

abstract：:Human chorionic gonadotropin (hCG) inhibits the growth of human breast epithelial cells MCF-7. Differential display was utilized for analyzing RNA of hCG-treated MCF-7 cells in order to determine whether this effect was mediated by specific gene activation or repression. Three cDNA clones, 19, 29 and 44, were differen...

journal_title：International journal of oncology

authors： Srivastava P,Silva ID,Russo J,Mgbonyebi OP,Russo IH

更新日期：1998-09-01 00:00:00

abstract：:Thirty-three adult patients with anaplastic astrocytoma or glioblastoma multiforme, verified between 1990 and 1997, received postoperative intra-arterial ACNU chemotherapy and irradiation. Since our previous strategies to malignant gliomas had included intra-venous ACNU, the purpose of the present study is to evaluate...

journal_title：International journal of oncology

authors： Hirano Y,Mineura K,Mizoi K,Tomura N

更新日期：1998-09-01 00:00:00

abstract：:Gastric carcinoma may occur sporadically or in association with hereditary diseases, such as Peutz-Jehgers syndrome (PJS). The PJS gene (named STK11 or LKB1) was mapped to 19p13.3 and recently cloned. Germ-line mutations of the gene have been detected in familial PJS patients and are predicted to predispose STK11 carr...

journal_title：International journal of oncology

authors： Park WS,Moon YW,Yang YM,Kim YS,Kim YD,Fuller BG,Vortmeyer AO,Fogt F,Lubensky IA,Zhuang Z

更新日期：1998-09-01 00:00:00

abstract：:The gp160 human kidney differentiation antigen is identical to human aminopeptidase A (APA), a zinc-dependent cell-surface metallopeptidase which hydrolyzes peptides with N-terminal acidic residues. GP160/APA is constitutively expressed by proximal tubule cells, the normal cellular counterpart of most renal cancers (R...

journal_title：International journal of oncology

authors： Nanus DM,Bogenrieder T,Papandreou CN,Finstad CL,Lee A,Vlamis V,Motzer RJ,Bander NH,Albino AP,Reuter VE

更新日期：1998-08-01 00:00:00

abstract：:Human squamous cell carcinomas frequently overexpress the epidermal growth factor receptor (EGFR) and this is often associated with poor prognosis in patients with these cancers. The high level of expression of the EGFR provides an important target for therapy and we and others have shown that monoclonal antibodies (m...

journal_title：International journal of oncology

authors： Modjtahedi H,Affleck K,Stubberfield C,Dean C

更新日期：1998-08-01 00:00:00

abstract：:Observational, clinical and experimental studies have suggested that dietary supplementation with selenium can inhibit the development of colon cancer. Since toxicity and chemopreventive efficacy of selenium compounds depend to a large extent, on the form of selenium the development of efficacious organoselenium compo...

journal_title：International journal of oncology

authors： Kawamori T,El-Bayoumy K,Ji BY,Rodriguez JG,Rao CV,Reddy BS

更新日期：1998-07-01 00:00:00

abstract：:A putative tumor suppressor, PTEN/MMAC1 gene was recently identified at 10q23 and was found to be frequently altered in several types of human tumors. To determine the possible role of this gene in human ovarian tumors, we screened 31 unselected primary epithelial ovarian cancers with matched normal tissues and 7 ovar...

journal_title：International journal of oncology

authors： Yokomizo A,Tindall DJ,Hartmann L,Jenkins RB,Smith DI,Liu W

更新日期：1998-07-01 00:00:00

abstract：:NGFI-B, Nurr1 and NOR-1 have structural features of ligand-activated transcriptional regulators and constitute the NGFI-B subfamily within the nuclear receptor superfamily. Since specific ligands for these molecules have not yet been identified, they are often called orphan nuclear receptors. Genes of the NGFI-B subfa...

journal_title：International journal of oncology

authors： Maruyama K,Tsukada T,Ohkura N,Bandoh S,Hosono T,Yamaguchi K

更新日期：1998-06-01 00:00:00

abstract：:3F8 is an IgG3 murine monoclonal antibody directed against the ganglioside GD2. In a phase II study, 3F8 was administered i.v. to 16 patients (pts) who had stage 4 neuroblastoma. Response was seen in bony lesions (2 of 7 pts) and marrow (3 of 8 pts). Acute toxicities of pain, fever, urticaria, hypertension, hypotensio...

journal_title：International journal of oncology

authors： Cheung NK,Kushner BH,Yeh SD,Larson SM

更新日期：1998-06-01 00:00:00

abstract：:The present in vitro study on three human renal cell carcinoma (RCC) cell lines (A-498, ACHN, SN12C) evaluated the efficacy of 2',2'-difluorodeoxycytidine (dFdC, gemcitabine), vinblastine (VBL), rhu-interferon-alpha (IFN-alpha) and rhu-interferon-gamma (IFN-gamma) alone or in combinations. The cytotoxicity was measure...

journal_title：International journal of oncology

authors： Rohde D,Hayn HK,Blatter J,Jakse G

更新日期：1998-06-01 00:00:00

abstract：:To evaluate the distribution of cyclin protein expression, in relation to cell proliferation rate and clinical behavior, an immunohistochemical study was performed on 92 tumor samples of patients with high grade osteosarcoma (OS). A large cyclin A- and cyclin E-positive fraction was found respectively in 59% and 47% o...

journal_title：International journal of oncology

authors： Molendini L,Benassi MS,Magagnoli G,Merli M,Sollazzo MR,Ragazzini P,Gamberi G,Ferrari C,Balladelli A,Bacchini P,Picci P

更新日期：1998-05-01 00:00:00

abstract：:We have examined antitumor effect of murine neuroblastoma cells (C1300) retrovirally transduced with interleukin-4 (IL-4) gene in syngeneic A/J and nude mice. Although in vitro proliferation of IL-4-secreting C1300 cells (C1300/IL-4) was not different from that of wild-type cells, the in vivo tumor growth of C1300/IL-...

journal_title：International journal of oncology

authors： Yoshida H,Enomoto H,Miyauchi M,Takenaga K,Tanabe M,Ohnuma N,Sakiyama S,Tagawa M

更新日期：1998-05-01 00:00:00

abstract：:The effects of pretreatment with the multidrug resistance (MDR) modulators verapamil (VPM), tamoxifen (TMX), cyclosporin A (CsA), and SDZ PSC833 (PSC) on drug sensitivity of the P-glycoprotein (Pgp) expressing human ileocecal carcinoma cell line HCT-8 is described. Following pretreatment of 2, 16 and 48 h with the ind...

journal_title：International journal of oncology

authors： Haberl I,Swatonek H,Schaufler K,Ulsperger E,Wenzl E,Theyer G,Hamilton G,Thalhammer T

更新日期：1998-05-01 00:00:00

abstract：:Mos is a germ cell-specific serine/threonine protein kinase that plays an important role during meiotic divisions of oocytes. Upon expression in somatic cells, Mos causes cell cycle perturbations leading to neoplastic transformation. Mos activates the MAP kinase pathway in both oocytes and transformed somatic cells. T...

journal_title：International journal of oncology

authors： Yang Y,Pham CD,Arlinghaus RB,Khillan JS,Singh B

更新日期：1998-05-01 00:00:00

abstract：:Recent studies have shown that chromosome 8p21-22 is the main site of frequent loss of heterozygosity (LOH) in breast cancers. However, the detailed molecular analysis of chromosome 8 so far in breast cancer has been variable. Most of the literature pertaining to LOH in breast cancer is mainly on short arm of chromoso...

journal_title：International journal of oncology

authors： Dahiya R,Perinchery G,Deng G,Lee C

更新日期：1998-04-01 00:00:00

abstract：:Early gastric cancers (EGC) may be subdivided into 2 groups by means of the use of mitotic index, apoptotic index and cell density: EGCs with high cell turnover and low cell density, which show high cell dissociation and, more frequently, lymph node invasion; EGCs with low cell turnover and high cell density. The same...

journal_title：International journal of oncology

authors： Spina D,Miracco C,Vindigni C,Gallorini M,Presenti L,Marrelli D,Roviello F,Pinto E,Filipe MI,Tosi P

更新日期：1998-04-01 00:00:00

abstract：:Hereditary nonpolyposis colorectal cancer (HNPCC) is a syndrome involving a predisposition to cancers of the colon, endometrium and several other extra-colonic sites, accounting for approximately 1-5% of all colorectal cancer cases. It is not easily recognized because of a lack of distinctive clinical markers, making ...

journal_title：International journal of oncology

authors： Park JG,Yuan Y

更新日期：1998-04-01 00:00:00

abstract：:Vascular endothelial growth factor (VEGF) has four isoforms (VEGF121, VEGF165, VEGF189, VEGF206). We examined the expression patterns of VEGF isoforms in non-small cell lung cancer (NSCLC) by RT-PCR. The cell-associated isoform VEGF189 was more frequently expressed in NSCLC (90.5%) than in extraneoplastic lung tissue ...

journal_title：International journal of oncology

authors： Oshika Y,Nakamura M,Tokunaga T,Ozeki Y,Fukushima Y,Hatanaka H,Abe Y,Yamazaki H,Kijima H,Tamaoki N,Ueyama Y

更新日期：1998-03-01 00:00:00

abstract：:Many genes that are frequently mutated in human cancer are known to be involved in the control of normal cellular proliferation. One of the genes involved in DNA mismatch repair is hMLH1, defective mutations of which are found in some familial and various sporadic cancers. Although the DNA mismatch repair activity of ...

journal_title：International journal of oncology

authors： Shin KH,Han HJ,Park JG

更新日期：1998-03-01 00:00:00

abstract：:Conventional chemotherapy produces varying degrees of response in patients with many advanced cancers and has significant side effects. Receptors for luteinizing hormone-releasing hormone (LH-RH) are present in a high percentage of human ovarian, prostatic, breast and endometrial tumors and targeted chemotherapy based...

journal_title：International journal of oncology

authors： Lamharzi N,Halmos G,Armatis P,Schally AV

更新日期：1998-03-01 00:00:00

abstract：:We examined the expression levels of P-glycoprotein (P-Gp)/the human multidrug resistance gene (MDR1) and in vivo chemosensitivity in the 7 osteosarcoma xenografts. Three of seven (43%) osteosarcoma xenografts expressed MDR1 by reverse transcriptase-polymerase chain reaction (RT-PCR). The OSS-516R xenograft selected w...

journal_title：International journal of oncology

authors： Suto R,Abe Y,Nakamura M,Ohnishi Y,Yoshimura M,Lee YH,Imanishi T,Yamazaki H,Kijima H,Tokunaga T,Oshika Y,Hiraoka N,Tamaoki N,Fukuda H,Ueyama Y

更新日期：1998-02-01 00:00:00

abstract：:The cell cycle was analyzed using double staining with an anti-bromodeoxyuridine (BrdU) monoclonal antibody and propidium iodide (PI). Changes in cell kinetics after irradiation were compared with those seen by the conventional PI-based DNA histogram method. The effect of irradiation on cell kinetics has been studied ...

journal_title：International journal of oncology

authors： Murata T,Akagi K,Nasu R,Kimura H,Tanaka Y

更新日期：1998-02-01 00:00:00

abstract：:Endoscopic examination with iodine staining has led to the easy detection of multiple superficial esophageal carcinoma (MSEC). The purpose of this study was to better understand the characteristics of MSEC. Of 49 patients with multiple esophageal carcinomas, 19 had superficial carcinoma. Multiple esophageal carcinomas...

journal_title：International journal of oncology

authors： Fujii T,Yamana H,Fujita H,Sueyoshi S,Nakashima A,Hayashi I,Nishi M,Kato S,Shirouzu K,Morimatsu M

更新日期：1998-02-01 00:00:00

abstract：:Trophoblasts are derived from the normal placenta, and they infiltrate into the endometrium and the maternal blood vessels under strict control but, unlike malignant cells, never metastasize. To understand the proliferative characteristics of trophoblasts and its related disorders, we assessed telomerase activity in c...

journal_title：International journal of oncology

authors： Nishi H,Yahata N,Ohyashiki K,Isaka K,Shiraishi K,Ohyashiki JH,Toyama K,Takayama M

更新日期：1998-01-01 00:00:00

abstract：:Cancer cells genetically modified to secrete immunoregulatory cytokines offer great promise for human cancer treatment as tumor vaccines. However, in preclinical animal studies, large established cancer burdens have appeared difficult to eradicate with such vaccines. For example, lethally-irradiated GM-CSF-secreting C...

journal_title：International journal of oncology

authors： Nigam A,Yacavone RF,Zahurak ML,Johns CM,Pardoll DM,Piantadosi S,Levitsky HI,Nelson WG

更新日期：1998-01-01 00:00:00

abstract：:Cytokines of the TGF beta family are thought to be involved in cellular growth control and are therefore likely candidates to regulate homeostasis of the prostate. We have analyzed immunohistochemically the expression of TGF-beta 3 in normal prostate (NP), benign prostate hyperplasia (BPH) and prostate cancer (PCa). I...

journal_title：International journal of oncology

authors： Djonov V,Andres A,Altermatt H,Merz V

更新日期：1997-12-01 00:00:00

abstract：:The GTPase activity of purified dimeric tubulin (alpha+beta) at 5 mu M was insensitive to methyl-3,5-diiodo-4-(4'-methoxyphenoxy) benzoate (DIME), in contrast to nocodazole which activated GTPase. Cellular motility of MDA-MB-231 (human mammary cancer) cells migrating through 12-mu m pores was inhibited by DIME similar...

journal_title：International journal of oncology

authors： Buki K,Kirsten E,Bauer P,Vidair C,Kun A,Mendeleyev J,Kun E

更新日期：1997-12-01 00:00:00