Cryptotanshinone sensitizes DU145 prostate cancer cells to Fas(APO1/CD95)-mediated apoptosis through Bcl-2 and MAPK regulation.

abstract：:In vitro cultured r/mHM-SFME-1 cells were injected into the hind foot pads of Balb/c mice. Metastasis was detected in the lungs of tumor-bearing mice by means of both PCR and histological methods. Primers for the PCR were set to amplify a 128 bp exon-1 sequence of the human c-Ha-ras1 gene which had been introduced int...

journal_title：Cancer letters

authors： Matano S,Ryoyama K,Nakamura S,Okada G,Nomura T

更新日期：1995-05-04 00:00:00

abstract：PURPOSE:According to the CAO-/ARO-/AIO-94 trial of the German Rectal Cancer Study Group, pre-operative 5-fluorouracil (5-FU)-based long-term chemoradiotherapy (CT/RT) is recommended for patients with rectal cancer UICC stage II/III. However, despite the local benefit of neoadjuvant treatment, the overall prognostic val...

journal_title：Cancer letters

authors： Stoehlmacher J,Goekkurt E,Mogck U,Aust DE,Kramer M,Baretton GB,Liersch T,Ehninger G,Jakob C

更新日期：2008-12-18 00:00:00

abstract：:To identify novel anti-cancer agents, we created and screened a unique nutraceutical library for activity against acute myeloid leukemia (AML) cells. From this screen, we determined that glucopsychosine was selectively toxic toward AML cell lines and primary AML patient samples with no effect toward normal hematopoiet...

journal_title：Cancer letters

authors： Angka L,Lee EA,Rota SG,Hanlon T,Sukhai M,Minden M,McMillan EM,Quadrilatero J,Spagnuolo PA

更新日期：2014-06-28 00:00:00

abstract：:Malachite green (MG), an industrial compound and potential environmental health hazard, is highly cytotoxic to mammalian cells in culture. In an attempt to define the biochemical basis, we have compared the cytotoxic effects and morphological alterations shown by MG in Syrian hamster embryo (SHE) cells with the levels...

journal_title：Cancer letters

authors： Panandiker A,Fernandes C,Rao KV

更新日期：1992-12-24 00:00:00

abstract：:Comparison of LCC2, the E(2)-independent, tamoxifen-resistant subline of the MCF-7 human breast cancer cell line with its parent line, disclosed that it is more resistant to growth inhibition and apoptosis induction by a variety of agents acting by diverse mechanisms. Thus, LCC2 cells can serve as a useful in-vitro mo...

journal_title：Cancer letters

authors： Lilling G,Hacohen H,Nordenberg J,Livnat T,Rotter V,Sidi Y

更新日期：2000-12-08 00:00:00

abstract：:d-Alpha tocopheryl succinate (vitamin E succinate), which inhibited growth and survival, and induced differentiation in murine B-16 melanoma cells in culture, increased adenosine 3',5'cyclic monophosphate-(cAMP)-dependent protein kinase (PK) activity without increasing the cellular cAMP level. Prostaglandin (PG)A2, wh...

journal_title：Cancer letters

authors： Torelli S,Masoudi F,Prasad KN

更新日期：1988-03-01 00:00:00

abstract：:Artemisinin, a compound isolated from the sweet wormwood Artemisia annua L., has previously been shown to have selective toxicity towards cancer cells in vitro. In the present experiment, we studied the potential of artemisinin to prevent breast cancer development in rats treated with a single oral dose (50mg/kg) of 7...

journal_title：Cancer letters

authors： Lai H,Singh NP

更新日期：2006-01-08 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：:Flue gas condensate from briquet-fired residential furnaces was separated into a polycyclic aromatic compound (PAC)-free and a PAC-containing part, followed by a subfractionation of the PAC-containing fraction into 3 parts: PAC consisting predominantly of (a) 2 and 3 rings, (b) 4 and 5 rings and (c) 6 and more rings. ...

journal_title：Cancer letters

authors： Grimmer G,Brune H,Deutsch-Wenzel R,Dettbarn G,Misfeld J,Abel U,Timm J

更新日期：1985-09-15 00:00:00

abstract：:Repeated application of the tumor promoter 12-O-tetradecanoyl phorbol-13-acetate (TPA) to the skin of mice previously treated with an initiating dose of the carcinogen 7,12-dimethylbenz[a] anthracene has been shown to lead to an increased incidence of papilloma. The studies presented here describe a modified murine tw...

journal_title：Cancer letters

authors： Devens BH,Lundak RL,Byus CV

更新日期：1984-01-01 00:00:00

abstract：:The effects of different sources of dietary protein, fat and carbohydrate on tumor development and on tests relating to cell-mediated immunity were investigated in male BALB/c mice after subcutaneous injection of 8 X 10(4) 1,2-dimethylhydrazine (DMH)-induced colon tumor (no. 51) cells. Results indicated that mice fed ...

journal_title：Cancer letters

authors： Nutter RL,Gridley DS,Kettering JD,Andres ML,Aprecio RM,Slater JM

更新日期：1983-02-01 00:00:00

abstract：:Intussusception is an alternative to the sprouting mode of angiogenesis. The advantage of this mechanism of vascular growth is that blood vessels are generated more rapidly and the capillaries thereby formed are less leaky. This review article summarizes our current knowledge concerning the role played by intussuscept...

journal_title：Cancer letters

authors： Ribatti D,Djonov V

更新日期：2012-03-28 00:00:00

abstract：:We evaluated the ability of brain-derived neurotrophic factor (BDNF) to decrease the chemosensitivity of neuroblastoma cells to cisplatin. Two cell lines, one derived from SH-SY5Y (SY5Y-TB8) and the other from SK-N-AS (AS-TB8), transfected with a TrkB plasmid were generated, and used to assess the effects of activatio...

journal_title：Cancer letters

authors： Jaboin J,Hong A,Kim CJ,Thiele CJ

更新日期：2003-04-10 00:00:00

abstract：:We generated mice expressing a COX-2 transgene in colon epithelium and found that they did not develop spontaneous colon tumors. But when treated with azoxymethane, a colon carcinogen, COX-2 mice had a higher tumor load compared to wild-type mice. There was no change in the number of pre-neoplastic lesions, indicating...

journal_title：Cancer letters

authors： Al-Salihi MA,Terrece Pearman A,Doan T,Reichert EC,Rosenberg DW,Prescott SM,Stafforini DM,Topham MK

更新日期：2009-01-18 00:00:00

abstract：:A direct relationship exists between aging and increasing incidences of chronic diseases. In fact, with most age-associated diseases individuals manifest an underlying chronic inflammatory state as evidenced by local infiltration of inflammatory cells, such as macrophages, and higher circulatory levels of pro-inflamma...

journal_title：Cancer letters

authors： Sarkar D,Fisher PB

更新日期：2006-05-08 00:00:00

abstract：:Many of the polycyclic aromatic hydrocarbons (e.g., benzo[a]pyrene (B[a]P), benzanthracene (BA), 3-methylcholanthrene (3-MC)) are not only carcinogenic, but also induce AHH in human tissues. Recently, chrysene has been implicated as an etiologic determinant of chemical carcinogenesis. Here we describe the ability of c...

journal_title：Cancer letters

authors： Snodgrass DR,McLemore TL,Marshall MV,Wray NP,Cantrell ET,Busbee DL,Arnott MA

更新日期：1979-10-01 00:00:00

abstract：:The presence and the involvement of cancer stem-like cells (CSCs) in tumor initiation and progression, and chemo-resistance are documented. Herein, we functionally analyzed melanoma stem-like cells (MSC)/CD133(+) cells on their resistance and response to taxol-induced apoptosis. Besides being taxol resistant, the CD13...

journal_title：Cancer letters

authors： El-Khattouti A,Selimovic D,Haïkel Y,Megahed M,Gomez CR,Hassan M

更新日期：2014-02-01 00:00:00

abstract：:The in vitro induction of sister chromatid exchanges (SCEs) in Chinese hamster ovary (CHO) cells by the polycyclic hydrocarbons, 7,12-dimethylbena[a]anthracene and 3-methylcholanthrene and some of the related dihydrodiols was investigated. Increased numbers of SCEs were seen in the chromosomes of cells exposed to non-...

journal_title：Cancer letters

authors： Pal K,Grover PL,Sims P

更新日期：1979-06-01 00:00:00

abstract：:The tumorigenicity of 4-aminobiphenyl (4-ABP) and 2-amino-1-methyl-6-phenylimidazo[4,5-b]pyridine (PhIP) were studied in combination with caloric restriction in the male neonatal CD1 mouse bioassay. 4-ABP and PhIP exhibited moderate and weak tumorigenicity, respectively, in ad libitum fed mice; however, none of the ca...

journal_title：Cancer letters

authors： Von Tungeln LS,Bucci TJ,Hart RW,Kadlubar FF,Fu PP

更新日期：1996-07-12 00:00:00

abstract：:Deregulation of the cell-cycle G1-restriction point control via abnormalities of Rb-pathway components is a frequent event in the formation of cancer. The aim of this study was to evaluate numerical aberrations of the Cyclin D1 (CCND1, PRAD1, bcl-1) gene locus at chromosome 11q13 in basal cell carcinomas (BCCs) and sq...

journal_title：Cancer letters

authors： Utikal J,Udart M,Leiter U,Kaskel P,Peter RU,Krähn G

更新日期：2005-03-10 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：:To estimate the contents of flavonoids in the Danish diet, we have used a high performance liquid chromatographic method for the analysis of fruits, vegetables and beverages. The flavonoid contents were quantified, and the observations were verified by mass spectrometry. The investigation is not completed, but we are ...

journal_title：Cancer letters

authors： Justesen U,Knuthsen P,Leth T

更新日期：1997-03-19 00:00:00

abstract：:Hypoxia-inducible factor 1 alpha (HIF-1 alpha) that regulates genes involved in response to hypoxia and promotes neo-angiogenesis, is a transcriptional factor for vascular endothelial cell growth factor (VEGF). The aim of this study was to examine the expression of HIF-1 alpha and VEGF gene expressions and their relat...

journal_title：Cancer letters

authors： Nakayama K,Kanzaki A,Hata K,Katabuchi H,Okamura H,Miyazaki K,Fukumoto M,Takebayashi Y

更新日期：2002-02-25 00:00:00

abstract：:Angiotensin II (Ang II) has been implicated in muscle protein loss in cachexia. To determine whether the Ang I/II system directly inhibits protein synthesis in muscle their effect has been monitored in vitro using murine myotubes as a surrogate model system. Ang I inhibited protein synthesis by 40-50% over the concent...

journal_title：Cancer letters

authors： Russell ST,Sanders PM,Tisdale MJ

更新日期：2006-01-18 00:00:00

abstract：:To investigate characteristic of lung adenocarcinoma growth behavior, we have established a cell line (rat lung cancer in Nara (RLCNR)) from a tumor induced by N-nitrosobis(2-hydroxypropyl)amine (BHP) in a rat. This clone shows an epithelial cell morphology and grows as sheets in culture with an approximate doubling t...

journal_title：Cancer letters

authors： Tsujiuchi T,Mori T,Amanuma T,Tanaka N,Tsutsumi M

更新日期：2005-01-10 00:00:00

abstract：:Polo-like kinase 1 (PLK1) is required for multiple stages of mitosis and has been found to be overexpressed in many human malignancies. Previous studies by our group have revealed PLK1 overexpression as an independent prognostic factor for hepatocellular carcinoma (HCC). However, the underlying mechanisms of the tumor...

journal_title：Cancer letters

authors： He Z,Wu J,Dang H,Lin H,Zheng H,Zhong D

更新日期：2011-04-28 00:00:00

abstract：:Sulofenur treatment (12.5 microM-1 mM) of colon adenocarcinoma cell lines resulted in dose- and time-dependent cell killing. LYc5 cells were viable longer than GC3/c1 cells. Each concentration resulted in elevation of cytosolic calcium [Ca2+]i) for both cell lines. At lower doses, elevation was delayed for LYc5 cells....

journal_title：Cancer letters

authors： Phelps PC,Jain PT,Berezesky IK,Boder GB,Trump BF

更新日期：1995-01-06 00:00:00

abstract：:The Chinese Glioma Cooperative Group (CGCG) Guideline Panel for adult diffuse gliomas provided recommendations for diagnostic and therapeutic procedures. The Panel covered all fields of expertise in neuro-oncology, i.e. neurosurgeons, neurologists, neuropathologists, neuroradiologists, radiation and medical oncologist...

journal_title：Cancer letters

authors： Jiang T,Mao Y,Ma W,Mao Q,You Y,Yang X,Jiang C,Kang C,Li X,Chen L,Qiu X,Wang W,Li W,Yao Y,Li S,Li S,Wu A,Sai K,Bai H,Li G,Chen B,Yao K,Wei X,Liu X,Zhang Z,Dai Y,Lv S,Wang L,Lin Z,Dong J,Xu G,M

更新日期：2016-06-01 00:00:00

abstract：:The effects of glucocorticoids and cholesterol on morphological transformation have been studied using hamster embryo cells. The cells were exposed sequentially to benzo[a]pyrene (BP) (3 days) and the tumor promotor 12-O-tetradecanoylphorbol-13-acetate (TPA) (4 days) before scoring for morphologically transformed colo...

journal_title：Cancer letters

authors： Rivedal E

更新日期：1982-02-01 00:00:00

abstract：:The capacity of the human adrenal gland to metabolize various xenobiotics was investigated. Adrenal microsomal and mitochondrial preparations showed a maximal absorption at 450 nm for dithionite-reduced cytochromes in the presence of carbon monoxide. Occasionally, absorption maxima at 448 nm were observed with both mi...

journal_title：Cancer letters

authors： Papadopoulos D,Seidegard J,Rydström J

更新日期：1984-02-01 00:00:00