Kazuo Tajima

Associations of a PTPN11G/A polymorphism at intron 3 with Helicobactor pyloriseropositivity, gastric atrophy and gastric cancer in Japanese (2009)

Hishida, Asahi, Matsuo, Keitaro, Goto, Yasuyuki, Naito, Mariko, Wakai, Kenji, Tajima, Kazuo, ...

Abstract Background Previous studies have revealed the significance of Helicobacter pylori ( H. pylori ) infection as a risk factor of gastric cancer. Cytotoxin-associated gene A ( cagA ) positivity...

Association of Epstein-Barr virus antibody titers with a human IL-10 promoter polymorphism in Japanese women (2008)

Yasui, Yutaka, Hamajima, Nobuyuki, Nakamura, Tsuneya, El-Din, Noha, Tajima, Kazuo, Potter, John D

Abstract Background Multiple sclerosis (MS) risk, over 10-fold higher in Western than in Asian countries, is associated with elevated IgG antibody titers against Epstein-Barr viral capcid antigen...

From (2008)

Keitaro Matsuo, Ritsuro Suzuki, Nobuyuki Hamajima, Michinori Ogura, Yoshitoyo Kagami, Hirofumi Taji, ...

doi:10.1182/blood.V97.10.3205 Association between polymorphisms of folate- and methionine-metabolizing enzymes and susceptibility to malignant lymphoma

Decreased risk of colorectal cancer with the high natural killer cell activity NKG2D genotype in Japanese (2008)

Furue, Hiroki, Matsuo, Keitaro, Kumimoto, Hiroshi, Hiraki, Akio, Suzuki, Takeshi, Yatabe, Yasushi, ...

Background: NKG2D is an immune receptor on natural killer (NK) and other cells active in the immune system. It recognizes ligands expressed on mainly transformed cells and plays a role in their...

One-carbon metabolism-related gene polymorphisms and risk of breast cancer (2008)

Suzuki, Takeshi, Matsuo, Keitaro, Hirose, Kaoru, Hiraki, Akio, Kawase, Takakazu, Watanabe, Miki, ...

Environmental exposures and/or genetic background in Japanese population, which might contribute to the relatively low breast cancer incidence rates in Japan, have not been clarified in detail....

Impact of one-carbon metabolism-related gene polymorphisms on risk of lung cancer in Japan: a case control study (2007)

Suzuki, Takeshi, Matsuo, Keitaro, Hiraki, Akio, Saito, Toshiko, Sato, Shigeki, Yatabe, Yasushi, ...

There is substantial evidence that the decreased risk of lung cancer with high intake of vegetables and fruits is linked to folate as a specific nutrient. Functional polymorphisms in genes encoding...

A past history of gastric ulcers and Helicobacter pylori infection increase the risk of gastric malignant lymphoma (2006)

Suzuki, Takeshi, Matsuo, Keitaro, Ito, Hidemi, Hirose, Kaoru, Wakai, Kenji, Saito, Toshiko, ...

Helicobacter pylori (H. pylori) is a causative agent for peptic ulcers as well as some types of gastric lymphoma; however, the relationship between a peptic ulcer history in combination with H....

A gene-gene interaction between ALDH2 Glu487Lys and ADH2 His47Arg polymorphisms regarding the risk of colorectal cancer in Japan (2006)

Matsuo, Keitaro, Wakai, Kenji, Hirose, Kaoru, Ito, Hidemi, Saito, Toshiko, Suzuki, Takeshi, ...

Alcohol consumption is recognized as a potential risk factor for colorectal cancer (CRC). Genetic polymorphisms, aldehyde dehydrogenase (ALDH2) Glu487Lys and alcohol dehydrogenase 2 (ADH2) His47Arg,...

Molecular Cloning of a Novel Type of Rat Cytoplasmic 17{beta}-Hydroxysteroid Dehydrogenase Distinct from the Type 5 Isozyme (2006)

Ishikura, Shuhei, Matsumoto, Kengo, Sanai, Masaharu, Horie, Kenji, Matsunaga, Toshiyuki, Tajima, Kazuo, ...

Rat liver contains two cytosolic enzymes (TBER1 and TBER2) that reduce 6-tert-butyl-2,3-epoxy-5-cyclohexene-1,4-dione into its 4R- and 4S-hydroxy metabolites. In this study, we cloned the cDNA for...

A past history of gastric ulcers and Helicobacter pylori infection increase the risk of gastric malignant lymphoma (2006)

Suzuki, Takeshi, Matsuo, Keitaro, Ito, Hidemi, Hirose, Kaoru, Wakai, Kenji, Saito, Toshiko, ...

Helicobacter pylori (H. pylori) is a causative agent for peptic ulcers as well as some types of gastric lymphoma; however, the relationship between a peptic ulcer history in combination with H....

Polymorphism of dihydropyrimidine dehydrogenase (DPYD) Cys29Arg and risk of six malignancies in Japanese (2005)

Tanaka, Daisuke, Hishida, Asahi, Matsuo, Keitaro, Iwata, Hiroji, Shinoda, Masayuki, Yamamura, Yoshitaka, ...

Dihydropyrimidine dehydrogenase (DPD) is the enzyme catalyzing the first step of pyrimidine metabolism. To date, genetic polymorphisms of pyrimidine-synthesizing enzymes have been reported to be...

Gene-environment interactions between alcohol drinking and the MTHFR C677T polymorphism impact on esophageal cancer risk: results of a case-control study in Japan (2005)

Yang, Chun-Xia, Matsuo, Keitaro, Ito, Hidemi, Shinoda, Masayuki, Hatooka, Shunzo, Hirose, Kaoru, ...

Folate takes part in two biological pathways involved in DNA methylation and synthesis, and a potential protective influence of this nutrient chemical against carcinogenicity has been recognized in...

Gene-environment interactions between alcohol drinking and the MTHFR C677T polymorphism impact on esophageal cancer risk: results of a case-control study in Japan (2005)

Yang, Chun-Xia, Matsuo, Keitaro, Ito, Hidemi, Shinoda, Masayuki, Hatooka, Shunzo, Hirose, Kaoru, ...

Folate takes part in two biological pathways involved in DNA methylation and synthesis and a potential protective influence of this nutrient chemical against carcinogenicity has been recognized in...

One-carbon metabolism related gene polymorphisms interact with alcohol drinking to influence the risk of colorectal cancer in Japan (2005)

Matsuo, Keitaro, Ito, Hidemi, Wakai, Kenji, Hirose, Kaoru, Saito, Toshiko, Suzuki, Takeshi, ...

One-carbon metabolism, in which folate plays an essential role, is involved in DNA methylation and synthesis and is suspected of impacting on colorectal carcinogenesis. Alcohol is well recognized as...

A gene-gene interaction between ALDH2 Glu487Lys and ADH2 His47Arg polymorphisms regarding the risk of colorectal cancer in Japan (2005)

Matsuo, Keitaro, Wakai, Kenji, Hirose, Kaoru, Ito, Hidemi, Saito, Toshiko, Suzuki, Takeshi, ...

Alcohol consumption is recognized as a potential risk factor for colorectal cancer (CRC). Genetic polymorphisms, aldehyde dehydrogenase (ALDH2) Glu487Lys and alcohol dehydrogenase 2 (ADH2) His47Arg,...

One-carbon metabolism related gene polymorphisms interact with alcohol drinking to influence the risk of colorectal cancer in Japan (2005)

Matsuo, Keitaro, Ito, Hidemi, Wakai, Kenji, Hirose, Kaoru, Saito, Toshiko, Suzuki, Takeshi, ...

One-carbon metabolism, in which folate plays an essential role, is involved in DNA methylation and synthesis, and is suspected of impacting on colorectal carcinogenesis. Alcohol is well recognized as...

Gene-environment interactions between the smoking habit and polymorphisms in the DNA repair genes, APE1 Asp148Glu and XRCC1 Arg399Gln, in Japanese lung cancer risk (2004)

Ito, Hidemi, Matsuo, Keitaro, Hamajima, Nobuyuki, Mitsudomi, Tetsuya, Sugiura, Takahiko, Saito, Toshiko, ...

APE1 (apurinic/apyrimidinic endonuclease 1) and XRCC1 (X-ray cross-complementing group1) are DNA repair proteins that play important roles in the base excision repair (BER) pathway. Polymorphisms in...

Gene-environment interactions between the smoking habit and polymorphisms in the DNA repair genes, APE1 Asp148Glu and XRCC1 Arg399Gln, in Japanese lung cancer risk (2004)

Ito, Hidemi, Matsuo, Keitaro, Hamajima, Nobuyuki, Mitsudomi, Tetsuya, Sugiura, Takahiko, Saito, Toshiko, ...

APE1 (apurinic/apyrimidinic endonuclease 1) and XRCC1 (X-ray cross-complementing group 1) are DNA repair proteins that play important roles in the base excision repair (BER) pathway....

Epidemiology of pancreatic cancer in Japan: a nested case-control study from the Hospital-based Epidemiologic Research Program at Aichi Cancer Center (HERPACC) (2003)

Inoue, Manami, Tajima, Kazuo, Takezaki, Toshiro, Hamajima, Nobuyuki, Hirose, Kaoru, Ito, Hidemi, ...

Background To clarify lifestyle factors that affect the risk of pancreatic cancer among the Japanese population, a nested case-control study was conducted using data from the Hospital-based...

DUPLEX POLYMERASE CHAIN REACTION WITH CONFRONTING TWO-PAIR PRIMERS (PCR-CTPP) FOR GENOTYPING ALCOHOL DEHYDROGENASE {beta} SUBUNIT (ADH2) AND ALDEHYDE DEHYDROGENASE 2 (ALDH2) (2003)

Tamakoshi, Akiko, Hamajima, Nobuyuki, Kawase, Haruya, Wakai, Kenji, Katsuda, Nobuyuki, Saito, Toshiko, ...

Aims: Alcohol dehydrogenase β subunit (ADH2) Arg47His and aldehyde dehydrogenase 2 (ALDH2) Glu487Lys were genotyped by a duplex polymerase chain reaction (PCR) with confronting two-pair primers...

A49T, V89L and TA repeat polymorphisms of steroid 5α-reductase type II and breast cancer risk in Japanese women (2002)

Yang, Chunxia, Hamajima, Nobuyuki, Iwata, Hiroji, Saito, Toshiko, Matsuo, Keitaro, Hirose, Kaoru, ...

Abstract Background Breast cancer is hormone related, as are cancers of the endometrium, ovary, and prostate. Several studies have suggested that higher extracellular levels of androgens are...

Significant Reduction in Breast Cancer Risk for Japanese Women with Interleukin 1B -31 CT/TT Relative to CC Genotype (2002)

Ito, Lucy Sayuri, Iwata, Hiroji, Hamajima, Nobuyuki, Saito, Toshiko, Matsuo, Keitaro, Mizutani, Mitsuhiro, ...

Objective: The present case-control study aimed to examine the associations between breast cancer risk and three functional polymorphisms (Interleukin (IL) –1A C-889T, IL-1B C-31T and IL-1RN 86-bp...

Possible association of β2- and β3-adrenergic receptor gene polymorphisms with susceptibility to breast cancer (2001)

Huang, Xin-En, Hamajima, Nobuyuki, Saito, Toshiko, Matsuo, Keitaro, Mizutani, Mitsuhiro, Iwata, Hiroji, ...

Abstract Background The involvement of β 2 -adrenergic receptor (ADRB2) and β 3 -adrenergic receptor (ADRB3) in both adipocyte lipolysis and thermogenic activity suggests that polymorphisms in the...

Gene-environment interaction between an aldehyde dehydrogenase-2 (ALDH2) polymorphism and alcohol consumption for the risk of esophageal cancer (2001)

Matsuo, Keitaro, Hamajima, Nobuyuki, Shinoda, Masayuki, Hatooka, Shunzo, Inoue, Manami, Takezaki, Toshiro, ...

Aldehyde dehydrogenase-2 (ALDH2) degrades acetaldehyde metabolized from ethanol. Its encoding gene ALDH2 has a functional polymorphism: ALDH2 Glu487Lys. An association between this polymorphism and...

Breast Cancer Risk Factors According to Combined Estrogen and Progesterone Receptor Status: A Case-Control Analysis (1997)

Yoo, Keun-Young, Tajima, Kazuo, Miura, Shigeto, Takeuchi, Tohru, Hirose, Kaoru, Risch, Harvey, ...

Breast cancers demonstrate a gradient of responsiveness to endocrine therapy according to hormone receptor status, with tumors positive for both estrogen and progesterone receptors responding most...

ORIGINAL CONTRIBUTIONS: Independent Protective Effect of Lactation against Breast Cancer: A Case-Control Study in Japan (1992)

Yoo, Keun-Young, Tajima, Kazuo, Kuroishi, Tetsuo, Hirose, Kaoru, Yoshida, Minoru, Miura, Shigeto, ...

A case-control study was carried out to assess the risk of breast cancer associated with breast feeding in Japan. The data were obtained in a hospital-based case-control study of 521 women with...

Prognostic Factors for Pleural Lymphoma Patients (1991)

Aozasa, Katsuyuki, Ohsawa, Masahiko, Luchi, Keiji, Mori, Takashi, Komatsu, Hikotaro, Tajima, Kazuo, ...

Prognostic factors in 47 patients with pleural lymphocytic lymphoma developing in chronic tuberculous pyothorax were evaluated using Cox's proportional hazards model. There were 41 men and six women,...

Non-Hodgkin's Lymphoma of the Pleural Cavity Developing from Long-standing Pyothorax. Summary of Clinical and Pathological Findings in Thirty-seven Cases (1989)

Iuchi, Keiji, Aozasa, Katsuyuki, Yamamoto, Satoru, Mori, Takashi, Tajima, Kazuo, Minato, Keisuke, ...

Our previous study suggested a close relation between a preceding chronic tuberculous pyothorax and the development of non-Hodgkin's lymphoma (NHL) in the pleural cavity. To confirm this further, 37...

Major Prognostic Factors of Adult Patients with Advanced B-Cell Lymphoma Treated with Vincristine, Cyclophosphamide, Prednisone and Doxorubicin (VEPA) or VEPA plus Methotrexate (VEPA-M) (1988)

Shimoyama, Masanori, Ota, Kazuo, Kikuchi, Masahiro, Yunoki, Kazuo, Konda, Susumu, Takatsuki, Kiyoshi, ...

Eighty-two adult patients with advanced B-lymphoma, treated between 1981 and 1983 with VEPA (vincristine, cyclophosphamide, prednisolone and doxorubicin) or VEPA-M (VEPA plus methotrexate) in a...

A Descriptive Epidemiological Study of Hematopoietic Neoplasms in Japan (1985)

KATO, IKUKO, TAJIMA, KAZUO, HIROSE, KAORU, NAKAGAWA, NORIKO, KUROISHI, TETSUO, TOMINAGA, SUKETAMI

In 1982, the number of deaths from hematopoietic neoplasms was 5,885 for males and 4,237 for females, which corresponded to about 6%; of all malignant neoplasms. The increase in the...

Latitude and Pancreatic Cancer (1985)

KATO, IKUKO, TAJIMA, KAZUO, KUROISHI, TETSUO, TOMINAGA, SUKETAMI

With regard to the geographical distribution of pancreatic cancer mortality, the relationship of the latitude and of the average temperature to pancreatic cancer mortality was examined. Both...

Estimation of Rate of Incidence of ATL Among ATLV (HTLV-I) Carriers in Kyushu, Japan (1985)

TAJIMA, KAZUO, KUROISHI, TETSUO

From the mortality statistics on malignant lymphomas in Japan and nationwide studies on T- and B-cell malignancies, the number of deaths from adult T-cell leukemia/lymphoma (ATL) in adults older...

HLA Antigens and Adult T-Cell Leukemia Virus Infection: A Community-Based Study in the Goto Islands, Japan (1984)

TAJIMA, KAZUO, AKAZA, TATSUYA, KOICHI, KOIKE, HINUMA, YORIO, SUCHI, TAIZAN, TOMINAGA, SUKETAMI

In order to study the genetical susceptibility to infection by adult T-cell leukemia virus (ATLV), which is considered to be a main causative agent of adult T-cell leukemia (ATL), the HLA profile of...

Epidemiological Features of B-Cell Lymphoma in Japan (1983)

TAJIMA, KAZUO, TOMINAGA, SUKETAMI, SUCHI, TAIZAN

Age-adjusted incidence rates for malignant lymphomas in eastern Asian countries except for the Kyushu district of Japan are lower than those in northern European, North and South American and...

Competitive Amplification and Unspecific Amplification in Polymerase Chain Reaction with Confronting Two-Pair Primers

Hamajima, Nobuyuki, Saito, Toshiko, Matsuo, Keitaro, Tajima, Kazuo

Polymerase chain reaction with confronting two-pair primers (PCR-CTPP) is an inexpensive, time-saving genotyping method that is applicable for most single nucleotide polymorphisms. To date, we have...

Polymorphisms of alcohol dehydrogenase 2 and aldehyde dehydrogenase 2 and colorectal cancer risk in Chinese males

Gao, Chang-Ming, Takezaki, Toshiro, Wu, Jian-Zhong, Zhang, Xiao-Mei, Cao, Hai-Xia, Ding, Jian-Hua, ...

AIM: To evaluate the relationship between drinking and polymorphisms of alcohol dehydrogenase 2 (ADH2) and/or aldehyde dehydrogenase 2 (ALDH2) for risk of colorectal cancer (CRC) in Chinese males.

A Genome-Wide Association Analysis Identified a Novel Susceptible Locus for Pathological Myopia at 11q24.1

Nakanishi, Hideo, Yamada, Ryo, Gotoh, Norimoto, Hayashi, Hisako, Yamashiro, Kenji, Shimada, Noriaki, ...

Myopia is one of the most common ocular disorders worldwide. Pathological myopia, also called high myopia, comprises 1% to 5% of the general population and is one of the leading causes of legal...

Evidence in favour of lifestyle intervention for cancer prevention with special reference to colorectal cancer

Hirose, Kaoru, Tajima, Kazuo

Randomized controlled trials are recognized as having the strongest type of study design for generating evidence on prevention of disease. They are, however, the most labor- and time-intensive and...