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  1. No Access

    Article

    Large-scale genome-wide association study in a Japanese population identifies novel susceptibility loci across different diseases

    The overwhelming majority of participants in current genetic studies are of European ancestry. To elucidate disease biology in the East Asian population, we conducted a genome-wide association study (GWAS) wit...

    Kazuyoshi Ishigaki, Masato Akiyama, Masahiro Kanai, Atsushi Takahashi in Nature Genetics (2020)

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    Article

    Immunotherapy with cancer peptides in combination with intravesical bacillus Calmette–Guerin for patients with non-muscle invasive bladder cancer

    A phase I study using two peptide vaccines derived from M phase phosphoprotein 1 (MPHOSPH1) and DEP domain containing 1 (DEPDC1) demonstrated promising results for the treatment of advanced bladder cancer. The...

    Wataru Obara, Isao Hara, Yoichiro Kato, Renpei Kato in Cancer Immunology, Immunotherapy (2018)

  3. Article

    Open Access

    Effective induction of cytotoxic T cells recognizing an epitope peptide derived from hypoxia-inducible protein 2 (HIG2) in patients with metastatic renal cell carcinoma

    Through genome-wide expression profile analysis, hypoxia-inducible protein 2 (HIG2) has previously been identified as an oncoprotein involved in development/progression of renal cell carcinoma (RCC). We subseq...

    Wataru Obara, Takashi Karashima, Kazuyoshi Takeda in Cancer Immunology, Immunotherapy (2017)

  4. Article

    Open Access

    Phase II clinical trial of sorafenib plus interferon-alpha treatment for patients with metastatic renal cell carcinoma in Japan

    To improve antitumor effects against metastatic renal cell carcinoma (mRCC), use of molecular target-based drugs in sequential or combination therapy has been advocated. In combination therapy, interferon (IFN...

    Masatoshi Eto, Yoshiaki Kawano, Yoshihiko Hirao, Koji Mita, Yoichi Arai in BMC Cancer (2015)

  5. Article

    Open Access

    Impacts of clinicopathologic and operative factors on short-term and long-term survival in renal cell carcinoma with venous tumor thrombus extension: a multi-institutional retrospective study in Japan

    Although the percentage of patients with renal cell carcinoma (RCC) extending into venous systems is unexpectedly high, the prognostic impact and independency of venous tumor thrombus-related factors on overal...

    Masanori Hirono, Mikio Kobayashi, Tomoyasu Tsushima, Wataru Obara in BMC Cancer (2013)

  6. Article

    Open Access

    Concurrence of villous adenoma and non-muscle invasive bladder cancer arising in the bladder: a case report and review of the literature

    Villous adenoma arising in the urinary tract is rare tumor. Most cases have been identified as benign neoplasm in the colon. Villous adenoma of the gastrointestinal tract is thought arise from premalignant pol...

    Yoichiro Kato, Susumu Konari, Wataru Obara, Tamotsu Sugai, Tomoaki Fujioka in BMC Urology (2013)

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    Article

    Common variants at 11q12, 10q26 and 3p11.2 are associated with prostate cancer susceptibility in Japanese

    Hidewaki Nakagawa and colleagues identify three new genetic loci associated with prostate cancer in Japanese.

    Shusuke Akamatsu, Ryo Takata, Christopher A Haiman, Atsushi Takahashi in Nature Genetics (2012)

  8. Article

    Open Access

    Narrow safety range of intraoperative rectal irradiation exposure volume for avoiding bleeding after seed implant brachytherapy

    Rectal toxicity is less common after 125I seed implant brachytherapy for prostate cancer, and intraoperative rectal dose-volume constraints (the constraint) is still undetermined in pioneering studies. As our con...

    Ryuji Nakamura, Koyo Kikuchi, Susumu Tanji, Tomonori Yabuuchi in Radiation Oncology (2012)

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    Article

    Resveratrol suppresses growth of cancer stem-like cells by inhibiting fatty acid synthase

    Resveratrol is a natural polyphenolic compound and has been shown to exhibit cardio-protective as well as anti-neoplastic effects on various types of cancers. However, the exact mechanism of its anti-tumor eff...

    Puspa R. Pandey, Hiroshi Okuda, Misako Watabe in Breast Cancer Research and Treatment (2011)

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    Article

    Genome-wide association study identifies five new susceptibility loci for prostate cancer in the Japanese population

    Hidewaki Nakagawa and colleagues report a genome-wide association study for prostate cancer in a Japanese population. They replicate previously associated loci and identify five new susceptibility loci.

    Ryo Takata, Shusuke Akamatsu, Michiaki Kubo, Atsushi Takahashi in Nature Genetics (2010)

  11. Article

    Open Access

    Genomic expression and single-nucleotide polymorphism profiling discriminates chromophobe renal cell carcinoma and oncocytoma

    Chromophobe renal cell carcinoma (chRCC) and renal oncocytoma are two distinct but closely related entities with strong morphologic and genetic similarities. While chRCC is a malignant tumor, oncocytoma is usu...

    Min-Han Tan, Chin Fong Wong, Hwei Ling Tan, **ming J Yang, Jonathon Ditlev in BMC Cancer (2010)

  12. Article

    A randomized comparative study of endocrine monotherapy and a combination of estramustine phosphate with the endocrine therapy in patients with untreated stage D prostate cancer

    Senji Hoshi, Osamu Yamaguchi, Tomoaki Fujioka in International Journal of Clinical Oncology (2006)

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    Article

    A randomized comparative study of endocrine monotherapy and a combination of estramustine phosphate with the endocrine therapy in patients with untreated stage D prostate cancer

    We investigated the clinical efficacy and the prolongation of survival with combination therapy of estramustine phosphate (EMP) and endocrine therapy in untreated patients with progressive prostate cancer.

    Senji Hoshi, Osamu Yamaguchi, Tomoaki Fujioka in International Journal of Clinical Oncology (2006)

  14. Article

    Genetic variations in the gene encoding TFAP2B are associated with type 2 diabetes mellitus

    To search a gene(s) conferring susceptibility to type 2 diabetes mellitus, we genotyped nearly 60,000 gene-based SNPs for Japanese patients and found evidence that the gene at chromosome 6p12 encoding transcri...

    Shiro Maeda, Shuichi Tsukada, Akio Kanazawa, Akihiro Sekine in Journal of Human Genetics (2005)

  15. Article

    Association of a single-nucleotide polymorphism in the immunoglobulin μ-binding protein 2 gene with immunoglobulin A nephropathy

    Immunoglobulin A (IgA) nephropathy is the most common form of primary glomerulonephritis worldwide. The pathogenesis of IgA nephropathy is unknown, but it is certain that some genetic factors are involved in s...

    Shigeru Ohtsubo, Aritoshi Iida, Kosaku Nitta, Toshihiro Tanaka in Journal of Human Genetics (2005)

  16. Article

    Association of single-nucleotide polymorphisms in the polymeric immunoglobulin receptor gene with immunoglobulin A nephropathy (IgAN) in Japanese patients

    Immunoglobulin A nephropathy (IgAN) is a primary glomerulonephritis of common incidence world-wide whose etiology and pathogenesis remain unresolved, although genetic factors are assumed to be involved in the ...

    Wataru Obara, Aritoshi Iida, Yasushi Suzuki, Toshihiro Tanaka in Journal of Human Genetics (2003)

  17. No Access

    Article

    Prevention of Renal Cell Carcinoma by Active Vitamin D3

    We studied the serum levels of 1,25-dihydroxyvitamin D [1,25(OH)2D (Vit D)] in patients with renal cell carcinoma (RCC) and the influence of 1,25(OH)2D3 (Vit D3) on gap junctional intercellular communication (GJI...

    Tomoaki Fujioka, Yasushi Suzuki, Tomoshi Okamoto in World Journal of Surgery (2000)

  18. No Access

    Article

    Antitumor effects of oral administration of an interferon-inducing pyrimidinone, Bropirimine, on murine renal-cell carcinoma

    Bropirimine [2-amino-5-bromo-6-phenyl-4-(3H)-pyrimidinone] is a low-molecular-weight compound that acts as an inducer of interferon in several animal species. Experiments were designed to explore the possibili...

    Tomoaki Fujioka, Koich Ishikura, Michihiko Hasegawa in Cancer Chemotherapy and Pharmacology (1995)