Tobacco smoke induces CYP1B1 in the aerodigestive tract.

abstract：:The phosphoinositide 3-kinase (PI3-K)/Akt signaling pathway is important in the regulation of cell proliferation through its production of phosphatidylinositol 3,4,5-triphosphate (PIP3). Activation of this pathway is frequently observed in human cancers, including non-small cell lung carcinoma. The PI3-K/Akt pathway i...

journal_title：Carcinogenesis

authors： Yeung YT,Fan S,Lu B,Yin S,Yang S,Nie W,Wang M,Zhou L,Li T,Li X,Bode AM,Dong Z

更新日期：2020-05-14 00:00:00

abstract：:Heat treatment of foods containing reducing sugars and amino acids during cooking or sterilization triggers a sequence of non-enzymatic reactions collectively known as the Maillard reaction. 5-Hydroxymethylfurfural (HMF), one of the major intermediate products in the Maillard reaction, has been found to possess cytoto...

journal_title：Carcinogenesis

authors： Surh YJ,Liem A,Miller JA,Tannenbaum SR

更新日期：1994-10-01 00:00:00

abstract：:Previous studies have shown that decorin expression is significantly reduced in colorectal cancer tissues and cancer cells, and genetic deletion of the decorin gene is sufficient to cause intestinal tumor formation in mice, resulting from a downregulation of p21, p27(kip1) and E-cadherin and an upregulation of β-caten...

journal_title：Carcinogenesis

authors： Bi X,Pohl NM,Qian Z,Yang GR,Gou Y,Guzman G,Kajdacsy-Balla A,Iozzo RV,Yang W

更新日期：2012-02-01 00:00:00

abstract：:Estrogen production and metabolism play critical roles in the development and pathogenesis of endometrial carcinoma. Cytochrome P450 1B1 (CYP1B1) and catechol-O-methyltransferase (COMT) are two key enzymes in the estrogen metabolism pathway that result in the hydroxylation and conjugation of estradiol, respectively. W...

journal_title：Carcinogenesis

authors： McGrath M,Hankinson SE,Arbeitman L,Colditz GA,Hunter DJ,De Vivo I

更新日期：2004-04-01 00:00:00

abstract：:Cyclin D1 is one of the major enhancers of cell cycle progression and its expression is regulated in several growth stimulatory signaling pathways. ARA54 is an androgen receptor (AR) co-activator that enhances AR-dependent transcriptional activation. Although expression of ARA54 mRNA is observed in a variety of human ...

journal_title：Carcinogenesis

authors： Kikuchi H,Uchida C,Hattori T,Isobe T,Hiramatsu Y,Kitagawa K,Oda T,Konno H,Kitagawa M

更新日期：2007-08-01 00:00:00

abstract：:Alterations in the pattern of epidermal cell differentiation and proliferation in mouse skin and benign skin tumors were studied by two-color immunofluorescence using monospecific antibodies. Replicating cells were identified by 5-bromo-deoxyuridine (BrdU) pulse-labeling and differentiating cells by keratins K1 and K1...

journal_title：Carcinogenesis

authors： Huitfeldt HS,Heyden A,Clausen OP,Thrane EV,Roop D,Yuspa SH

更新日期：1991-11-01 00:00:00

abstract：:Spontaneous and hepatocarcinogen (2-nitropropane, 2-NP)-induced levels of 8-hydroxy-2'-deoxyguanosine (oh8dG) in the nuclear DNA of regenerating liver [24, 48, 72 h and 7 days after partial hepatectomy (PH)] of male Sprague-Dawley rats were analysed for the verification of a hypothesis that the high susceptibility of ...

journal_title：Carcinogenesis

authors： Adachi S,Kawamura K,Takemoto K

更新日期：1994-03-01 00:00:00

abstract：:A topical application of a chalcone derivative, 4,2',4'-trihydroxychalcone (isoliquiritigenin) inhibited epidermal ornithine decarboxylase (ODC) induction and ear edema formation, i.e. inflammation, caused by a topical application of 12-O-tetradecanoylphorbol-13-acetate (TPA) in CD-1 mice. In addition, isoliquiritigen...

journal_title：Carcinogenesis

authors： Yamamoto S,Aizu E,Jiang H,Nakadate T,Kiyoto I,Wang JC,Kato R

更新日期：1991-02-01 00:00:00

abstract：:Formation and removal of hepatic DNA adducts was studied in male Sprague-Dawley rats following single injections of two hepatocarcinogens, N-hydroxy-2-acetylaminofluorene (N-OH-AAF) and N-hydroxy-4-acetylaminobiphenyl (N-OH-AABP) and a nonhepatocarcinogen, N-hydroxy-2-acetylaminophenanthrene (N-OH-AAP) at 0.5 h, 1.5 h...

journal_title：Carcinogenesis

authors： Gupta RC,Dighe NR

更新日期：1984-03-01 00:00:00

abstract：:The O6-alkylguanine-DNA alkyltransferase (ATase) is known to overcome the effects of promutagenic, precarcinogenic O6-alkylguanine induced in DNA by exposure to environmental, chemotherapeutic and dietary alkylating agents. Within an organ, the cell type-specific responses to these agents may be attributed, in part, t...

journal_title：Carcinogenesis

authors： Wani G,Wani AA,D'Ambrosio SM

更新日期：1993-04-01 00:00:00

abstract：:O6-Methylguanine-DNA methyltransferase (O6-MT) has been described as a DNA repair enzyme that reverses alkylation damage at the O6 position of guanine in DNA. We demonstrate that the concentration of this protein decreases immediately prior to DNA synthesis in cultured chick hepatocytes. If intracellular levels are ex...

journal_title：Carcinogenesis

authors： Dutta-Choudhury TA,Couri D,Stephens RE

更新日期：1992-01-01 00:00:00

abstract：:No previous study has examined the association between mitochondrial DNA copy number (mtCN) and skin cancer risk prospectively. We examined the associations between peripheral blood leukocytes mtCN level and the risks of skin cancers in a case-control study nested within the Nurses' Health Study of non-Hispanic White ...

journal_title：Carcinogenesis

authors： Meng S,De Vivo I,Liang L,Giovannucci E,Tang JY,Han J

更新日期：2016-09-01 00:00:00

abstract：:The mutagenicities of 2-aminodipyrido [1,2-a:3',2'-d] imidazole (Glu-P-2, a mutagen obtained from pyrolysate of glutamic acid) and six methyl substituted derivatives of Glu-P-2 were tested with Salmonella typhimurium TA98 and TA100 with S-9 mix. Glu-P-1 (6-Me-Glu-P-2) was the strongest mutagen to TA98 and TA100. 3-Me-...

journal_title：Carcinogenesis

authors： Takeda K,Shudo K,Okamoto T,Nagao M,Wakabayashi K,Sugimura T

更新日期：1980-01-01 00:00:00

abstract：:Peroxisome proliferator activated receptor(alpha) (PPARalpha) mediates the liver's responses to peroxisome proliferator compounds. These responses include induction of specific hepatic enzymes, peroxisome proliferation and hepatocyte proliferation. PPARalpha null mice, which lack receptor in all cells of the body, do ...

journal_title：Carcinogenesis

authors： Weglarz TC,Sandgren EP

更新日期：2004-01-01 00:00:00

abstract：:The haloethylnitrosoureas form a cytotoxic DNA cross-link in a series of reactions which involves initial alkylation of the O6 position of guanine and rearrangement to the intermediate, 1,O6-ethanoguanine; 1,O6-ethanoguanine then reacts with a neighboring cytosine base. O6-Alkylguanine-DNA alkyltransferase can interru...

journal_title：Carcinogenesis

authors： Niu T,Yu D,Kirk MC,Ludlum DB

更新日期：1993-02-01 00:00:00

abstract：:Genetically based differences in metabolism, related to MspI restriction site and Ile-Val polymorphisms of the cytochrome P450 (CYP) 1A1 gene and the null genotype of glutathione transferase class mu (GSTM1), have been reported to be associated with lung cancer susceptibility. The present study was set up to establish...

journal_title：Carcinogenesis

authors： Alexandrie AK,Sundberg MI,Seidegård J,Tornling G,Rannug A

更新日期：1994-09-01 00:00:00

abstract：:The effect of the tumor promoter 12-O-tetradecanoyl-phorbol-13-acetate (TPA) was studied using an immortalized human bronchial epithelial cell line, BEAS-2B, both in vivo and in vitro. The in vivo model consisted of tracheas reconstituted with an epithelium of BEAS-2B cells xenotransplanted into athymic nude mice. Int...

journal_title：Carcinogenesis

authors： Bonfil RD,Momiki S,Fridman R,Reich R,Reddel R,Harris CC,Klein-Szanto A

更新日期：1989-12-01 00:00:00

abstract：:Reflux of gastroduodenal contents and consequent inflammatory responses are associated with the development of Barrett's oesophagus (BO) and the promotion of oesophageal adenocarcinoma (OAC). Deregulation of inflammatory processes is a hallmark of oesophageal cancer. In this study, we aimed to investigate (i) the tran...

journal_title：Carcinogenesis

authors： Duggan SP,Behan FM,Kirca M,Smith S,Reynolds JV,Long A,Kelleher D

更新日期：2010-05-01 00:00:00

abstract：:DNA repair after gamma radiation was studied in purified T lymphocytes from young and aged subjects. Two different assays were employed. In the first, T lymphocytes were stimulated with phytohemagglutinin (PHA) for 72 h and then treated with hydroxyurea, irradiated with 30 K rads and pulsed with [3H]thymidine (TdR) fo...

journal_title：Carcinogenesis

authors： Licastro F,Franceschi C,Chiricolo M,Battelli MG,Tabacchi P,Cenci M,Barboni F,Pallenzona D

更新日期：1982-01-01 00:00:00

abstract：:Nitric oxide (NO) is a short-lived, pleiotropic molecule that affects numerous critical functions in the body. Presently, there are markedly conflicting findings in the literature regarding NO and its role in carcinogenesis and tumor progression. NO has been shown to have dichotomous effects on cellular proliferation,...

journal_title：Carcinogenesis

authors： Burke AJ,Sullivan FJ,Giles FJ,Glynn SA

更新日期：2013-03-01 00:00:00

abstract：:The tumor suppressor PTEN antagonizes phosphatidylinositol 3-kinase (PI3K), which contributes to tumorigenesis in many cancer types. While PTEN mutations occur in some melanomas, their precise mechanistic consequences have yet to be elucidated. We sought to identify novel downstream effectors of PI3K using a combinati...

journal_title：Carcinogenesis

authors： Packer L,Pavey S,Parker A,Stark M,Johansson P,Clarke B,Pollock P,Ringner M,Hayward N

更新日期：2006-09-01 00:00:00

abstract：:Strains of laboratory mice vary markedly in their susceptibility to two-stage skin carcinogenesis using 7,12-dimethylbenz[a]anthracene (DMBA) as the initiating carcinogen and croton oil as promoter. This study has been undertaken in order to clarify the basis of the strain differences. LACA mice were used as the susce...

journal_title：Carcinogenesis

authors： Ashman LK,Murray AW,Cook MG,Kotlarski I

更新日期：1982-01-01 00:00:00

abstract：:Thioredoxin-1 is a low molecular weight redox protein that protects cells against oxidant damage. Thioredoxin-1 levels are increased in the epidermal layer of sun-damaged human skin. Thioredoxin-1 levels are also increased in several human primary tumors where its expression is associated with increased tumor cell pro...

journal_title：Carcinogenesis

authors： Mustacich D,Wagner A,Williams R,Bair W,Barbercheck L,Stratton SP,Bhattacharyya AK,Powis G

更新日期：2004-10-01 00:00:00

abstract：:The effect of transplantation of Yoshida sarcoma cells into rats on the concentrations of both the acute-phase proteins (APPs) in the serum and their mRNAs in the liver has been investigated. In rats that responded to transplantation by forming solid tumors, the serum APP levels increased with tumor size. Some of the ...

journal_title：Carcinogenesis

authors： Sevaljević L,Savovski K,Sekularac S

更新日期：1991-09-01 00:00:00

abstract：:Carcinogen treatment of cultured mammalian cells prior to infection with u.v.-irradiated virus results in enhanced virus survival and mutagenesis suggesting the induction of SOS-type processes. In this paper, we report the development of a primary rat hepatocyte culture system to investigate cellular responses to DNA ...

journal_title：Carcinogenesis

authors： Zurlo J,Yager JD

更新日期：1984-04-01 00:00:00

abstract：:Well-differentiated squamous cell carcinomas were induced in hamster buccal pouch epithelium by twice weekly topical applications of N-methyl-N-benzylnitrosamine (MBN) or 7,12-dimethylbenz[a]anthracene (DMBA) over a period of 15 weeks. Each of the 22 tumors induced (14 MBN and eight DMBA) were evaluated by single-stra...

journal_title：Carcinogenesis

authors： Chang KW,Lin SC,Koos S,Pather K,Solt D

更新日期：1996-03-01 00:00:00

abstract：:Women who carry the BRCA mutation are at high lifetime risk of breast cancer, but there is no consensus regarding an effective and safe chemoprevention strategy. A large body of evidence suggests that 3,3-diindolylmethane (DIM), a dimer of indole-3-carbinol found in cruciferous vegetables, can potentially prevent carc...

journal_title：Carcinogenesis

authors： Yerushalmi R,Bargil S,Ber Y,Ozlavo R,Sivan T,Rapson Y,Pomerantz A,Tsoref D,Sharon E,Caspi O,Grubsrein A,Margel D

更新日期：2020-10-15 00:00:00

abstract：:Previous studies from our laboratory demonstrated that diallyl disulfide (DADS), an oil-soluble allyl sulfur compound found in processed garlic, markedly suppressed p34(cdc2) kinase activity and induced a G(2)/M phase arrest in cultured human colon tumor (HCT-15) cells. The present studies reveal that suppression of p...

journal_title：Carcinogenesis

authors： Knowles LM,Milner JA

更新日期：2000-06-01 00:00:00

abstract：:The Raji human lymphoma line is able to remove O6-methylguanine (O6MeG) lesions introduced by treatment of cells with N-methyl-N'-nitro-N-nitrosoguanidine (MNNG). The reaction has a rapid phase in which approximately 40% of the O6MeG is removed in the first 10 min. The capacity of cells for rapid O6MeG removal is limi...

journal_title：Carcinogenesis

authors： Sklar R,Brady K,Strauss B

更新日期：1981-01-01 00:00:00

abstract：:Pirh2 is a Ring-H2 domain containing E3 ubiquitin ligase that targets several important tumor suppressor genes for proteasomal degradation. Overexpression of Pirh2 is frequently detected in many clinical tumor tissues including hepatocellular carcinoma (HCC). However, the molecular mechanism of Pirh2 activation in tum...

journal_title：Carcinogenesis

authors： Hu L,Liu M,Chen L,Chan TH,Wang J,Huo KK,Zheng BJ,Xie D,Guan XY

更新日期：2012-08-01 00:00:00