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OTA MASAO
School of Medicine Department of Medicine
Professor
Researcher Information
Research activity information
Paper
- Quantitative changes of lipoprotein(a) in chronic hepatitis C patients achieving a sustained virological response by direct-acting antivirals
Okumura T, Joshita S, Sugiura A, Ota M, Umemura T
Clin Res Hepatol Gastroenterol, 46(8), 102011, Aug. 2022 - The levels of IL-1beta and soluble IL-1 receptors in patients with IgG4-related periaortitis/periarteritis
Ashihara N, Ota M, Fujinaga Y, Ozawa M, Kuraishi Y, Watanabe T, Hamano H, Joshita S, Kawa S, Umemura T
Adv Med Sci, 67(2), 257-261, Jul. 2022 - IL1R1 gene variants associate with disease susceptibility to IgG4-related periaortitis/periarteritis in IgG4-related disease
Umemura T, Fujinaga Y, Ashihara N, Ozawa M
GENE, 820, 146212, Feb. 2022 - Association analysis of KIR/HLA genotype with liver cirrhosis, hepatocellular carcinoma, and NUC freedom in chronic hepatitis B patients
Joshita S, Ota M, Kobayashi H, Wakabayashi SI, Yamashita Y, Sugiura A, Yamazaki T, Tanaka E, Umemura T
Sci Rep, 11(1), 21424, Nov. 2021 - Quantitative and qualitative lipid improvement with chronic hepatitis C virus eradication using direct-acting antivirals
Joshita S, Yamashita Y, Okamoto T, Usami Y, Sugiura A, Yamazaki T, Kakino A, Ota M, Sawamura T, Umemura T
Hepatol Res, 51(7), 758-766, Jul. 2021 - Investigation of the Effect of KIR-HLA Pairs on Hepatocellular Carcinoma in Hepatitis C Virus Cirrhotic Patients
Umemura T, Joshita S, Saito H, Wakabayashi SI, Kobayashi H, Yamashita Y, Sugiura A, Yamazaki T, Ota M
Cancers (Basel), 13(13), 3267, Jul. 2021
Last - Polymorphism at rs9264942 is associated with HLA-C expression and inflammatory bowel disease in the Japanese
Suzuki H, Joshita S, Hirayama A, Shinji A, Mukawa K, Sako M, Yoshimura N, Suga T, Umemura T, Ashihara N, Yamazaki T, Ota M
Sci Rep, 10(1), 12424, 24 Jul. 2020
Last - Virological Factors Associated With the Occurrence of Hepatitis B Virus (HBV) Reactivation in Patients With Resolved HBV Infection Analyzed Through Ultradeep Sequencing
Sakamoto K, Umemura T, Ito K, Okumura A, Joshita S, Ota M, Sugiyama M, Mizokami M, Yoneda M, Tanaka E
J Infect Dis, 221(3), 400-407, Jan. 2020 - KIR/HLA genotypes confer susceptibility and progression in patients with autoimmune hepatitis
Umemura T, Joshita S, Saito H, Yoshizawa K, Norman GL, Tanaka E, Ota M
JHEP Rep, 1(5), 353-360, Nov. 2019 - Quantitative analysis of serum chemokines associated with treatment failure of direct-acting antivirals in chronic hepatitis C
Umemura T, Yamazaki T, Joshita S, Sugiura A, Fujimori N, Matsumoto A, Ota M, Tanaka E
CYTOKINE, 111, 357-363, Oct. 2018 - A cis-eQTL of HLA-DPB1 Affects Susceptibility to Type 1 Autoimmune Hepatitis
Yamazaki T, Umemura T, Joshita S, Yoshizawa K, Tanaka E, Ota M
Sci Rep, 8(1), 11924, Aug. 2018 - Serum Autotaxin Is a Useful Disease Progression Marker in Patients with Primary Biliary Cholangitis
Joshita S, Umemura T, Usami Y, Yamashita Y, Norman GL, Sugiura A, Yamazaki T, Fujimori N, Kimura T, Matsumoto A, Igarashi K, Yoshizawa K, Ota M, Tanaka E
Sci Rep, 8(1), 8159, May 2018 - KIR2DL2 combined with HLA-C1 confers risk of hepatitis C virus-related hepatocellular carcinoma in younger patients
Saito H, Umemura T, Joshita S, Yamazaki T, Fujimori N, Kimura T, Komatsu M, Matsumoto A, Tanaka E, Ota M
Oncotarget, 9(28), 19650-19661, Apr. 2018 - Serum autotaxin is a useful liver fibrosis marker in patients with chronic hepatitis B virus infection
Joshita S, Ichikawa Y, Umemura T, Usami Y, Sugiura A, Shibata S, Yamazaki T, Fujimori N, Komatsu M, Matsumoto A, Igarashi K, Ota M, Tanaka E
Hepatol Res, 48(4), 275-285, Mar. 2018 - Genetics and epigenetics in the pathogenesis of primary biliary cholangitis
Joshita S, Umemura T, Tanaka E, Ota M
Clin J Gastroenterol, 11(1), 11-18, Feb. 2018 - Association between KIR-HLA combination and ulcerative colitis and Crohn's disease in a Japanese population
Saito H, Hirayama A, Umemura T, Joshita S, Mukawa K, Suga T, Tanaka E, Ota M
PLOS ONE, 13(4), e0195778, 2018 - Changes in serum levels of autotaxin with direct-acting antiviral therapy in patients with chronic hepatitis C
Yamazaki T, Joshita S, Umemura T, Usami Y, Sugiura A, Fujimori N, Kimura T, Matsumoto A, Igarashi K, Ota M, Tanaka E
PLOS ONE, 13(4), e0195632, 2018 - Genetic polymorphism in IFNL4 and response to pegylated interferon-α and ribavirin in Japanese chronic hepatitis C patients.
Nozawa Y, Umemura T, Katsuyama Y, et al.
Tissue Antigens, 83, 45-48, 2014 - Polymorphisms of the Tissue Inhibitor of Metalloproteinase 3 Gene Are Associated with Resistance to High-Altitude Pulmonary Edema (HAPE) in a Japanese Population: A Case Control Study Using Polymorphic Microsatellite Markers.
Kobayashi N, Hanaoka M, Droma Y, Ito M, Katsuyama Y, Kubo K, Ota M
PLoS One., 8, e71993, 2013 - Cutaneous sarcoidosis in a chronic hepatitis C patient receiving pegylated interferon and ribavirin therapy.
Joshita S, Shirahata K, Yazaki Y, Okaniwa S, Nakamura Y, Kimura T, Noami S, Horigome R, Yagi H, Ito N, Yamazaki A, Akahane Y, Umemura T, Yoshizawa K, Tanaka E, Ota M
Hepatol Res, 43(7), 801-807, 2013 - Association of IL28B gene polymorphism with development of hepatocellular carcinoma in Japanese patients with chronic hepatitis C virus infection.
Joshita S, Umemura T, Katsuyama Y, Ichikawa Y, Kimura T, Morita S, Kamijo A, Komatsu M, Ichijo T, Matsumoto A, Yoshizawa K, Kamijo N, Ota M, Tanaka E.
Hum Immunol., 73(3), 298-300, 2012 - Association of Serum Cytokine Levels with Treatment Response to Pegylated Interferon and Ribavirin Therapy in Genotype 1 Chronic Hepatitis C Patients.
Yoneda S, Umemura T, Katsuyama Y, Kamijo A, Joshita S, Komatsu M, Ichijo T, Matsumoto A, Yoshizawa K, Ota M, Tanaka E
J Infect Dis., 203(8), 1087-1095, 2011 - Genome-wide association studies identify IL23R-IL12RB2 and IL10 as Behçet's disease susceptibility loci.
Mizuki N, Meguro A, Ota M, Ohno S, et al.
Nat Genet, 42(8), 703-706, 2010 - Mitochondial DNA Diversity Among Three Subpopulations of Cynomologus Macaques (Macaca fascicularis) Originating from the Indochinese Region.
Shiina T, Tanaka K, Katsuyama Y, Otabe K, et al.
Exp Anim, 59, 567-578, 2010 - Association analysis of cytotoxic T-lymphocyte antigen 4 gene polymorphisms with primary biliary cirrhosis in Japanese patients.
Joshita S, Umemura T, Yoshizawa K, Katsuyama Y, et al.
J Hepatol., 53, 537-541, 2010 - Genome-wide association study of normal tension glaucoma: common variants in SRBD1 and ELOVL5 contribute to disease susceptibility.
Meguro A, Inoko H, Ota M, Mizuki N, et al.
OPHTHALMOLOGY, 117, 1331-1338, 2010 - Restriction enzyme analysis of PCR products.
Ota M, Asamura H, Oki T, Sada M
Methods Mol Biol, 578, 405-414, 2009 - Complex divergence at a microsatellite marker C1_2_5 in the lineage of HLA-Cw/-B haplotype.
Shichi D, Ota M, Katsuyama Y, Inoko H, Naruse TK, Kimura A.
J Hum Genet, 54, 224-229, 2009 - New susceptibility locus for high myopia is linked to the uromodulin-like 1 (UMODL1) gene region on chromosome 21q22.3.
Nishizaki R, Ota M, Inoko H, Meguro A, et al.
Eye, 23, 222-229, 2009 - Microsatellite scan identifies new candidate genes for susceptibility to alcoholic chronic pancreatitis in japanese patients.
Kitahara K, Kawa S, Katsuyama Y, Umemura T, et al.
Dis Markers, 25, 175-180, 2008 - Two hypoxia sensor genes and their association with symptoms of acute mountain sickness in Sherpas.
Droma Y, Ota M, Hanaoka M, Katsuyama Y, et al.
Aviat Space Environ Med, 79, 1056-1060, 2008 - The Association of Transforming Growth Factor Beta 1 Gene Polymorphisms with the Emphysema Phenotype of COPD in Japanese.
Ito M, Hanaoka M, Droma Y, Hatayama O, Sato E, Katsuyama Y, Fujimoto K, Ota M.
Intern Med, 47, 1387-1394, 2008 - Human Endogenous Retrovirus (HERVK9) Structural Polymorphism with Haplotypic HLA-A Allelic Associations.
Kulski JK, Shigenari A, Shiina T, Ota M, et al.
Genetics, 180, 445-457, 2008 - Association of the toll-like receptor 4 gene polymorphisms with Behcet's disease.
Meguro A, Ota M, Katsuyama Y, Oka A, et al.
Ann Rheum Dis, 67, 725-727, 2008 - Association of cytotoxic T-lymphocyte antigen 4 gene polymorphisms with type 1 autoimmune hepatitis in Japanese.
Umemura T, Ota M, Yoshizawa K, Katsuyama Y, et al.
Hepatol Res, 38, 689-695, 2008 - Allele frequencies for 15STR loci in Tibetan populations from Nepal.
Ota M, Droma Y, Basnyat B, Katsuyama Y, et al.
J Forensic Sci Int., 169, 234-238, 2007 - A genomewide DNA microsatellite association study of Japanese patients with autoimmune hepatitis type 1.
Yokosawa S, Yoshizawa K, Ota M, Katsuyama Y, et al.
Hepatology, 45, 384-390, 2007 - Two critical genes (HLA-DRB1 and ABCF1) in the HLA region are associated with the susceptibility to autoimmune pancreatitis..
Ota M, Katsuyama Y, Hamano H, Umemura T, et al.
Immunogenetics, 59, 45-52, 2007