Carcinogenicity examination of quercetin and rutin in ACI rats.

abstract：:Two hepatoma cell lines were incubated for 72 h with ATRA and its analog 13cisRA and according to MTT assay, Hep3B cells were highly susceptible whereas HepG2 cells were more resistant to the treatment. At the high concentration of 166 microM, retinoids were able to induce apoptosis in both cell lines and the highest ...

journal_title：Cancer letters

authors： Arce F,Gätjens-Boniche O,Vargas E,Valverde B,Díaz C

更新日期：2005-11-18 00:00:00

abstract：:Telomerase, a critical enzyme responsible for continuous cell growth, is repressed in most somatic cells except proliferating progenitor cells and activated lymphocytes, and activated in approximately 85% of human cancer tissues. Telomerase activity is a useful cancer-cell detecting marker in some types of cancers in ...

journal_title：Cancer letters

authors： Hiyama E,Hiyama K

更新日期：2003-05-15 00:00:00

abstract：:Fumonisin B1 (FB1), a mycotoxin produced by a common corn contaminant Fusarium moniliforme and a hepatocarcinogen in rats, has been previously suggested to act as a poor initiator, but a better promoter of gamma-glutamyltranspeptidase (GGT)-positive rat liver preneoplastic lesions. Using glutathione S-transferase-plac...

journal_title：Cancer letters

authors： Mehta R,Lok E,Rowsell PR,Miller JD,Suzuki CA,Bondy GS

更新日期：1998-06-05 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：:This study investigated the role of miR-206 in estrogen receptor-α (ERα)-positive endometrial endometrioid adenocarcinoma (EEC). We profiled miR-206 expression in 30 EEC clinical samples using qRT-PCR, and explored its relationship with ERα and clinical parameters. A luciferase reporter assay assessed the ERα targetin...

journal_title：Cancer letters

authors： Chen X,Yan Q,Li S,Zhou L,Yang H,Yang Y,Liu X,Wan X

更新日期：2012-01-01 00:00:00

abstract：:These experiments were designed to test the role of the polyamine pathway in breast cancer progression utilizing an experimental system based on the development of ovary-independent rat mammary tumors and their sequential transplantation into syngeneic hosts. Three key enzymes involved in the PA biosynthetic/catabolic...

journal_title：Cancer letters

authors： Manni A,Grove R,Kunselman S,Aldaz CM

更新日期：1995-05-25 00:00:00

abstract：:We have examined the effect of theanine, a specific amino acid in green tea, on idarubicin (IDA)-induced antitumor activity and toxicity. In combination with theanine, IDA (0.25 mg/kg per day x4 days, a dose that does not show antitumor activity) had significant antitumor activity in P388-bearing mice. The IDA concent...

journal_title：Cancer letters

authors： Sadzuka Y,Sugiyama T,Sonobe T

更新日期：2000-10-01 00:00:00

abstract：:Costunolide, the predominant sesquiterpene lactone in Saussureae radix, has been reported to exhibit potent chemopreventive effects on carcinogenesis. Effects of costunolide on cellular activation induced by a tumor-promoting phorbol ester 12-O-tetradecanoylphorbol-13-acetate (TPA) were investigated using a reporter g...

journal_title：Cancer letters

authors： Fukuda K,Akao S,Ohno Y,Yamashita K,Fujiwara H

更新日期：2001-03-10 00:00:00

abstract：:Oesophageal cancer is associated with high morbidity and mortality rates because it is highly invasive and prone to recurrence and metastasis, with a five-year survival rate of <20%. Therefore, there is an urgent need for new methods aimed at improving therapeutic intervention. Several studies have shown that targeted...

journal_title：Cancer letters

authors： Zhang Y,Liu S,Zhou S,Yu D,Gu J,Qin Q,Cheng Y,Sun X

更新日期：2021-01-01 00:00:00

abstract：:BAT monoclonal antibody exhibited anti-tumor activity mediated by T and NK cells. We have evaluated the efficacy of murine and humanized BAT for the treatment of human colorectal carcinoma liver metastases in nude mice. HM7, a human colorectal carcinoma was injected into the spleen to colonize the liver. A single intr...

journal_title：Cancer letters

authors： Hardy B,Morgenstern S,Raiter A,Rodionov G,Fadaeev L,Niv Y

更新日期：2005-11-18 00:00:00

abstract：:Time trends and the geographical variation of mortality from gastric cancer in Spain are analysed. The national (1961-1980) and the provincial (1975-1980) crude death rates as well as the age adjusted death rates were calculated using the population census (years 1960 and 1970) and the figures for national and provinc...

journal_title：Cancer letters

authors： Palmeiro R,Senra A,Garcia-Blanco P,Millan J

更新日期：1988-09-01 00:00:00

abstract：:Human cytolytic fusion proteins (hCFPs) offer a promising immunotherapeutic approach for the treatment of solid tumors, avoiding the immunogenicity and undesirable side-effects caused by immunotoxins derived from plants or bacteria. The well-characterized human serine protease granzyme B has already been used as a the...

journal_title：Cancer letters

authors： Niesen J,Hehmann-Titt G,Woitok M,Fendel R,Barth S,Fischer R,Stein C

更新日期：2016-05-01 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 acquisition and persistence of fetal microchimerism, small numbers of genetically disparate cells from the fetus in the mother, is now a well-recognized consequence of normal pregnancy. Fetal microchimerism has been associated with several classical autoimmune diseases, but its role in normal health remains undefi...

journal_title：Cancer letters

authors： Gadi VK

更新日期：2009-04-08 00:00:00

abstract：:Background is presented to suggest that a great many biologic processes are chaotic. It is well known that chaotic processes can be accurately characterized by non-linear technologies. Evidence is presented that an artificial neural network, which is a known method for the application of non-linear statistics, is able...

journal_title：Cancer letters

authors： Baxt WG

更新日期：1994-03-15 00:00:00

abstract：:Lymphatic metastasis is the main route of breast cancer metastasis. It is known that lymphangiogenesis facilitates lymphatic metastasis through vascular endothelial growth factor-C (VEGF-C)/VEGF receptor 3 (VEGFR3) pathway-linked interactions between the tumor and its microenvironment. Here, we report a novel mechanis...

journal_title：Cancer letters

authors： Wang QS,He R,Yang F,Kang LJ,Li XQ,Fu L,Sun B,Feng YM

更新日期：2018-04-28 00:00:00

abstract：:To clarify the roles of Bmi-1 in colorectal carcinoma, we examined the expression of Bmi-1 in 41 samples out of 46 colorectal carcinomas by reverse transcription-PCR, whereas all 46 were analyzed by immunostaining. In addition, we analyzed the expression patterns of Bmi-1 in association with p16INK4a and p14ARF (in mo...

journal_title：Cancer letters

authors： Kim JH,Yoon SY,Kim CN,Joo JH,Moon SK,Choe IS,Choe YK,Kim JW

更新日期：2004-01-20 00:00:00

abstract：:The B16 malignant melanoma and its F1 variant line were described and compared in syngeneic C57BL/6 mice at short and long term periods after transplantation. No observable differences in gross or histological features were noted. In both lines, liver and lung metastasis was confirmed and kidney colonization proposed....

journal_title：Cancer letters

authors： Wosko TJ,Ferrara DT,Sartori LS

更新日期：1984-08-01 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：:Matrix metalloproteinases (MMPs) are an homologous family of proteolytic enzymes capable of degrading components of the extracellular matrix (ECM) and thereby facilitating the invasion of tumour cells into normal tissues. The neural cell adhesion molecules (NCAMs) of neuronal and glial cells provide a Ca2+-independent...

journal_title：Cancer letters

authors： Maidment SL,Rucklidge GJ,Rooprai HK,Pilkington GJ

更新日期：1997-06-03 00:00:00

abstract：:Metastasis is a major cause of poor prognosis in patients suffered with salivary adenoid cystic carcinoma (SACC), in which many factors are implicated. In this study, we identified that IGFBP2, overexpressed in SACC, correlated positively with perineural invasion or metastasis and indicated worse outcome. Moreover, IG...

journal_title：Cancer letters

authors： Yao X,Wang Y,Duan Y,Zhang Q,Li P,Jin R,Tao Y,Zhang W,Wang X,Jing C,Zhou X

更新日期：2018-09-28 00:00:00

abstract：:The T-cell lymphoma cell line YACUT was fused with the Mls-1a antigen-responsive non-tumorigenic T-cell line G4 to construct growth-arrested hybrids which could be induced to proliferate in the presence of Mls-1a antigen. Prolonged growth of the hybrids by repeated antigenic stimulation resulted in the emergence of ce...

journal_title：Cancer letters

authors： Kubota K,Tamauchi H,Nakazato K

更新日期：1996-03-29 00:00:00

abstract：:The significance of altered expression of MN blood group antigens was examined by studies on the expressions of Thomsen-Friedenreich antigen (T antigen) and Tn antigen in primary and metastatic lesions of 29 human uterine cervical cancers. These antigens were measured by the avidin-biotin-peroxidase (ABC) method with ...

journal_title：Cancer letters

authors： Hamada S,Furumoto H,Kamada M,Hirao T,Aono T

更新日期：1993-11-01 00:00:00

abstract：:We measured colonic effluent samples from 10 patients with colorectal cancer, 13 with adenomatous polyps, 14 with normal colons and compared them to 10 patients with inflammatory bowel disease by measuring this CA19-9 content. Results showed considerable overlap between the different pathologic categories, making diff...

journal_title：Cancer letters

authors： Tobi M,Steinberg W,Henry J,Nochomovitz L

更新日期：1991-10-01 00:00:00

abstract：:Corynebacterium parvum was investigated in the response of rat Mc7 sarcoma to local waterbath hyperthermia. Heat treatment of 1-1.5 cm3 foot tumors at 43 degrees C for 2 h resulted in complete regression of 71% of the tumors. The Mc7 cure was reduced to 31% when the tumors were heated at 43 degrees C for 1.5 h. C. par...

journal_title：Cancer letters

authors： Shah SA

更新日期：1985-03-01 00:00:00

abstract：:Radiation therapy has become an important tool in the treatment of cancer patients, but most patients relapse within 5 years. Relapse is due to the presence of cancer stem cells (CSCs), but the molecular mechanism of radioresistance in CSCs remains largely elusive. Here, we found that irradiation-resistant (IR) cells ...

journal_title：Cancer letters

authors： Shi Y,Liu N,Lai W,Yan B,Chen L,Liu S,Liu S,Wang X,Xiao D,Liu X,Mao C,Jiang Y,Jia J,Liu Y,Yang R,Cao Y,Tao Y

更新日期：2018-05-28 00:00:00

abstract：:Human papillomavirus (HPV) infection is one of the most common sexually transmitted infections (STIs) in young women. They can occur in one or multiple areas of the female genitalia. Usually, the vulva is the initial site of implantation for HPV. The purpose of our study is to evaluate the epidemiological aspects, inc...

journal_title：Cancer letters

authors： Frega A,Stentella P,De Ioris A,Piazze JJ,Fambrini M,Marchionni M,Cosmi EV

更新日期：2003-07-10 00:00:00

abstract：:Tumor biopsies obtained from 25 Saudi Arab patients with nasopharyngeal carcinoma (NPC) were examined for the presence of Epstein-Barr virus (EBV) DNA detected by the polymerase chain reaction (PCR) and for the incidence of p53 mutations screened by a combination of PCR, single strand conformation polymorphism (SSCP) ...

journal_title：Cancer letters

authors： Nasrin N,Taiba K,Hannan N,Hannan M,al-Sedairy S

更新日期：1994-07-29 00:00:00

abstract：:One of the 2 main components of the commercially available carcinogenic aristolochic acid (AA) was isolated, the other was enriched. Three different aristolochic acid samples (AAI 99% pure; AAI 65% + AAII 35%; AAI 32% + AAII 68%) were assayed for mutagenic activity in Salmonella typhimurium TA1537, TA100 and TA100 NR ...

journal_title：Cancer letters

authors： Schmeiser HH,Pool BL,Wiessler M

更新日期：1984-05-01 00:00:00

abstract：:The effects of the ornithine decarboxylase suicide substrate, difluoromethylornithine (DFMO), and of cyclophosphamide, individually and in combination, on the growth of the R3327MAT-Lu prostate derived tumor were determined. DFMO decreased the growth rate and resulted in a 75% reduction in DNA content compared to the ...

journal_title：Cancer letters

authors： Heston WD,Kadmon D,Fair WR

更新日期：1982-05-01 00:00:00