所属学会 日本病理学会 日本臨床細胞学会 日本臨床検査医学会 日本ヘリコバクター学会 United States and Canadian Academy of Pathology 際病理アカデミー日本支部 細胞診専門医会 日本臨床検査専門医会 日本消化器病学会 日本消化器内視鏡学会 日本組織細胞化学会 日本実験潰瘍学会
Gastric epithelial polyps and tumors, Lewin, Weinstein and Riddell's Gastrointestinal Pathology and its Clinical Implications , 705-794 Wolters Kluwer Health 2014 Author:Ota H, Riddell R
Morphological Characterization of the gastric mucosa during infection with H. pylori. , The immunology of H. pylori from Pathogenesis to prevention , 15-27 Lippincott-Raven 1997 Author:Ota H, Genta RM
論文 Clinicopathological and prognostic significance of immunophenotypic characterization of endocervical adenocarcinoma using CLDN18, CDH17, and PAX8 in association with HPV status. Virchows Arch,480(2):269-280 2022 Author:Asaka S, Nakajima T, Ida K, Asaka R, Kugo K, Kashiwagi R, Yazaki N, Miyamoto T, Uehara T, Ota H.
Most colitis associated carcinomas lack expression of LGR5: a preliminary study with implications for unique pathways of carcinogenesis compared to sporadic colorectal carcinoma. BMC Cancer 2021 Author:Mai Iwaya, Hiroyoshi Ota, Tomoyuki Nakajima, Takeshi Uehara, Robert Riddell, James Conner.
LGR5 expression is associated with prognosis in poorly differentiated gastric adenocarcinoma. BMC Cancer 2021 Author:Takehito Ehara, Takeshi Uehara, Tomoyuki Nakajima, Yasuhiro Kinugawa, Shota Kobayashi, Mai Iwaya, Hiroyoshi Ota, Yuji Soejima.
Prevalence, clinical features, and esophagogastroduodenoscopy (EGD) findings of non-Helicobacter pylori Helicobacter infection: A study of 50 cases at a single facility in Japan. Helicobacter,27:e12811 2021 Author:Tsukadaira T, Hayashi S, Ota H, Kobayashi N, Sekiguchi Y, Kodaira H, Matsumoto T, Horiuchi K, Negishi T, Kurahashi M.
LGR5-Expressing Cells in the Healing Process of Post-ESD Ulcers in Gastric Corpus. Dig Dis Sci 2021 Author:Tobe Y, Uehara T, Nakajima T, Iwaya M, Kobayashi Y, Kinugawa Y, Kuraishi Y, Ota H.
Immunophenotype Analysis Using CLDN18, CDH17, and PAX8 for the Subcategorization of Endocervical Adenocarcinomas in Situ: Gastric-Type, Intestinal-Type, Gastrointestinal-Type, and Müllerian-type. Virchows Arch,476(4):499-510 2020 Author:Shiho Asaka, Tomoyuki Nakajima, Kaori Kugo ,Risako Kashiwagi, Nozomi Yazaki, Tsutomu Miyamoto, Takeshi Uehara, Hiroyoshi Ota.
Correlation of Clinicopathological Features and LGR5 Expression in Triple-Negative Breast Cancer. Ann Diagn Pathol 2020 Author:Souya Ogasawara, Takeshi Uehara, Tomoyuki Nakajima, Mai Iwaya, Kazuma Maeno, Shinichi Tsuchiya, Hiroyoshi Ota, Ken-Ichi Ito.
Characterization of LGR5 expression in poorly differentiated colorectal carcinoma with mismatch repair protein deficiency. BMC Cancer. 2020 Author:Tomoyuki Nakajima, Takeshi Uehara, Mai Iwaya, Yukihiro Kobayashi, Yasuhiro Maruyama, Hiroyoshi Ota.
Correlation of clinicopathological features and LGR5 expression in colon adenocarcinoma. Ann Diagn Pathol 2020 Author:Koichi Sato, Takeshi Uehara, Mai Iwaya, Tomoyuki Nakajima, Yusuke Miyagawa, Hiroyoshi Ota , Eiji Tanaka.
Immunostaining With Immunoglobulin G Subclass Antibody Cocktail for Diagnosis of Type 1 Autoimmune Pancreatitis. Int J Surg Pathol,28(8):844-849 2020 Author:Rie Nakata, Takeshi Uehara, Mai Iwaya, Shiho Asaka, Shota Kobayashi, Mitsutoshi Sugano, Kayoko Higuchi, Yukiko Kusama, Koh Nakazawa, Masato Nakaguro, Mikiko Kobayashi, Ayako Tateishi, Mutsuki Makino , Kenji Kawaguchi, Toshitaka Maejima, Keiko Ishii, Kenji Sano, Hisashi Shimojo, Atsushi Hori, Toshiaki Otsuki, Hideaki Hamano, Shigeyuki Kawa, Hiroyoshi Ota
Trefoil factor family 2 protein: a potential immunohistochemical marker for aiding diagnosis of lobular endocervical glandular hyperplasia and gastric-type adenocarcinoma of the uterine cervix. Virchows Arch,474(1):79-86 2019 Author:Asaka S, Nakajima T, Momose M, Miyamoto T, Uehara T, Ota H.
Colitis-associated colorectal adenocarcinomas are frequently associated with non-intestinal mucin profiles and loss of SATB2 expression. Mod Pathol,32(6):884-892 2019 Author:Iwaya M, Ota H, Tateishi Y, Nakajima T, Riddell R, Conner JR
Correlation of clinicopathological features and LGR5 expression in colon adenocarcinoma. Ann Diagn Pathol,40:161-165 2019 Author:Sato K, Uehara T, Iwaya M, Nakajima T, Miyagawa Y, Suga T, Ota H, Tanaka E.
Image quantification technology of the heterochromatin and euchromatin region for differential diagnosis in the lobular endocervical glandular hyperplasia. Diagn Cytopathol,47(6):553-563 2019 Author:Kimura F, Kobayashi T, Kanai R, Kobayashi Y, Yuhi O, Ota H, Yamaguchi M, Yokokawa Y, Uehara T, Ishii K.
A Comparative Immunohistochemical Study of Anal Canal Epithelium in Humans and Swine, Focusing on the Anal Transitional Zone Epithelium and the Anal Glands. Anat Rec,301(5):796-805 2018 Author:Muranaka F, Nakajima T, Iwaya M, Ishii K, Higuchi K, Ogiwara N, Miyagawa S, OtaH.
Promoter hypomethylation of SKI in autoimmune pancreatitis. Pathol Res Pract,214(4):492-497 2018 Author:Kinugawa Y, Uehara T, Matsuda K, Kobayashi Y, Nakajima T, Hamano H, Kawa S, Higuchi K, Hosaka N, Shiozawa S, Ishigame H, Nakamura T, Maruyama Y, Nakazawa K, Nakaguro M, Sano K, Ota H.
Evidence for a primate origin of zoonotic Helicobacter suis colonizing domesticated pigs. ISME J,12(1):77-86 2018 Author:Flahou B, Rossi M, Bakker J, Langermans JA, Heuvelman E, Solnick JV, Martin ME, O'Rourke J, Ngoan LD, Hoa NX, Nakamura M, Øverby A, Matsui H, Ota H, Matsumoto T, Foss DL, Kopta LA, Omotosho O, Franciosini MP, Casagrande Proietti P, Guo A, Liu H, Borilova G, Bracarense AP, Lindén SK, De Bruyckere S, Zhang G, De Witte C, Smet A, Pasmans F, Ducatelle R, Corander J, Haesebrouck F.
Cloning of Helicobacter suis cholesterol α-glucosyltransferase and production of an antibody capable of detecting it in formalin-fixed, paraffin-embedded gastric tissue sections. Histochem Cell Biol,148(4):463–471 2017 Author:Kawakubo M, Horiuchi K, Komura H, Sato Y, Kato M, Ikeyama M, Fukushima M, Yamada S, Ishizone S, Matsumoto T, Ota H, Sagara J, Nakayama J.
Methylation of Tumor Suppressor Genes in Autoimmune Pancreatitis. Pancreas,46(5):614-618 2017 Author:Kinugawa Y, Uehara T, Sano K, Matsuda K, Maruyama Y, Kobayashi Y, Nakajima T, Hamano H, Kawa S, Higuchi K, Hosaka N, Shiozawa S, Ishigame H, Ota H.
Development of diffuse large B-cell lymphoma from follicular lymphoma of the duodenum: changes in endoscopic findings during a 6-year follow-up. Clin J Gastroenterol,10(1):79-85 2017 Author:Kitabatake H, Nagaya T, Tanaka N, Ota H, Sano K, Asano N, Suga T, Nakamura Y, Akamatsu T, Tanaka E.
Helicobacter heilmannii-like organism in parietal cells: A diagnostic pitfall. Pathol Int,66(2):120-122 2016 Author:Kobayashi M, Yamamoto K, Ogiwara N, Matsumoto T, Shigeto S, Ota H.
Distribution of Lgr5-positive cancer cells in intramucosal gastric signet-ring cell carcinoma. Pathol Int,66(9):518-523 2016 Author:Nakajima T, Uehara T, Maruyama Y, Iwaya M, Kobayashi Y, Ota H.
Clinicopathological characterisation of duodenal adenocarcinoma with high CD44 variant 9 expression. Pathology,47(7):647-52 2015 Author:Maruyama Y, Uehara T, Daikuhara S, Kobayashi Y, Nakajima T, Matsumoto A, Tanaka E, Ota H.
Insulin-Like Growth Factor II mRNA-Binding Protein 3 (IMP3) as a Useful Immunohistochemical Marker for the Diagnosis of Adenocarcinoma of Small Intestine. Acta Histochem Cytochem,48(6):193-204 2015 Author:Daikuhara S, Uehara T, Higuchi K, Hosaka N, Iwaya M, Maruyama Y, Matsuda K, Arakura N, Tanaka E, Ota H.
Rare cause of severe anemia due to pyogenic granuloma in the jejunum. BMC Gastroenterol,15(1):126 2015 Author:Misawa SI, Sakamoto H, Kurogochi A, Kirii Y, Nakamura S, Misawa T, Yoneda S, Hirano M, Owa O, Takagi H, Ota H.
Principal cells in gastric neoplasia of fundic gland (chief cell predominant) type show characteristics of immature chief cells. Pathol Int,65(4):202-204 2015 Author:Ota H, Yamaguchi D, Iwaya M, Kobayashi M, Tateiwa N, Iwaya Y, Momose M, Uehara T.
A Case of Vulval Extramammary Paget Disease With Dermal Invasion Showing Mucinous Carcinoma. Int J Gynecol Pathol,34(4):396-400 2015 Author:Asaka S, Yoshizawa A, Sano K, Uhara H, Honda T, Ota H.
Spontaneous rupture of a giant gastrointestinal stromal tumor of the jejunum: a case report and literature review. World J Surg Oncol,12(1):153 2014 Author:Misawa S, Takeda M, Sakamoto H, Kirii Y, Ota H, Takagi H.
Helicobacter heilmannii sensu stricto-related gastric ulcers: a case report. World J Gastroenterol,20(12):3376-3382 2014 Author:Matsumoto T, Kawakubo M, Akamatsu T, Koide N, Ogiwara N, Kubota S, Sugano M, Kawakami Y, Katsuyama T, Ota H.
Development of new PCR primers by comparative genomics for the detection of Helicobacter suis in gastric biopsy specimens. Helicobacter,19(4):260-271 2014 Author:Matsui H, Takahashi T, Murayama SY, Uchiyama I, Yamaguchi K, Shigenobu S, Matsumoto T, Kawakubo M, Horiuchi K, Ota H, Osaki T, Kamiya S, Smet A, Flahou B, Ducatelle R, Haesebrouck F, Takahashi S, Nakamura S, Nakamura M.
Screening tests using serum tissue transglutaminase IgA may facilitate the identification of undiagnosed celiac disease among Japanese population. Int J Med Sci,11(8):819-823 2014 Author:Nakazawa H, Makishima H, Ito T, Ota H, Momose K, Sekiguchi N, Yoshizawa K, Akamatsu T, Ishida F.
Reappraisal of the Immunophenotype of Pancreatic Intraductal Papillary Mucinous Neoplasms (IPMNs)—Gastric Pyloric and Small Intestinal Immunophenotype Expression in Gastric and Intestinal Type IPMNs— ,47(2):45-47 2014 Author:Kobayashi M, Fujinaga Y, Ota H
Comparison of histopathological features of pancreatic carcinoma and type 1 autoimmune pancreatitis. Pathol Int,64(2):51-57 2014 Author:Uehara T, Hamano H, Kawa S, Kobayashi Y, Yoshizawa A, Oki K, Nakata R, Kobayashi A, Sano K, Ota H.
Inflammation of colon adenoma in the setting of type 1 autoimmune pancreatitis. Pathol Int,64(2):67-74 2014 Author:Uehara T, Hamano H, Suga T, Kawa S, Yoshizawa A, Kobayashi Y, Murata K, Oki K, Sano K, Onodera R, Ota H.
A case of Helicobacter heilmannii-associated primary gastric mucosa-associated lymphoid tissue lymphoma achieving complete remission after eradication Clin J Gastroenterol,(6):38-45 2013 Author:Takuma Okamura • Yugo Iwaya • Shuichi Yokosawa • Tomoaki Suga •Norikazu Arakura • Takehisa Matsumoto • Naoko Ogiwara • Kayoko Higuchi •Hiroyoshi Ota • Eiji Tanaka
A Case of Primary Signet-Ring Cell/Histiocytoid Carcinoma of the Eyelid: Immunohistochemical Comparison With the Normal Sweat Gland and Review of the Literature Am J Dermatopathol,34(8):E139-E145 2012 Author:Iwaya M, Uehara T, Yoshizawa A, Kobayashi Y, Momose M, Honda T, Ota H
Distinct Cytoplasmic Expression of KL-6 Mucin in Chromophobe Renal Cell Carcinoma: A Comparative Immunohistochemical Study with Other Renal Epithelial Cell Tumors. Acta Histochem Cytochem.,45(5):301-8 2012 Author:Fukushima M, Higuchi K, Shimojo H, Uehara T, Ota H
Gastric Composite Tumor of Alpha Fetoprotein-Producing Carcinoma/Hepatoid Adenocarcinoma and Endocrine Carcinoma with Reference to Cellular Phenotypes. Patholog Res Int 2012 Author:Akira Suzuki, Naohiko Koide, Masato Kitazawa, AkiyoshiMochizuka,Hiroyoshi Ota and ShinichiMiyagawa.
Neonatal Fc receptor for IgG (FcRn) expressed in the gastric epithelium regulates bacterial infection in mice. Mucosal Immunol,5(1):87-98 2012 Author:Ben Suleiman Y, Yoshida M, Nishiumi S, Tanaka H, Mimura T, Nobutani K, Yamamoto K, Takenaka M, Aoganghua A, Miki I, Ota H, Takahashi S, Matsui H, Nakamura M, Blumberg RS, Azuma T.
Introduction of an examination and treatment for Helicobacter pylori infection in high school health screening. J Gastroenterol,46(12):1353-60 2011 Author:Akamatsu T, Ichikawa S, Okudaira S, Yokosawa S, Iwaya Y, Suga T, Ota H, Tanaka E.
Effects of blood group antigen-binding adhesin expression during Helicobacter pylori infection of Mongolian gerbils. J Infect Dis.,203(5):726-735 2011 Author:Ohno T, Vallström A, Rugge M, Ota H, Graham DY, Arnqvist A, Yamaoka Y.
Pathophysiological Investigation of the Gastric Surface Mucous Gel Layer of Patients with Helicobacter pylori Infection by Using Immunoassays for Trefoil Factor Family 2 and Gastric Gland Mucous Cell-Type Mucin in Gastric Juice. Dig Dis Sci.,56(12):3498-3506 2011 Author:Kubota S, Yamauchi K, Sugano M, Kawasaki K, Sugiyama A, Matsuzawa K, Akamatsu T, Ohmoto Y, Ota H.
Re-evaluation of melanin bleaching using warm diluted hydrogen peroxide for histopathological analysis. Pathol Int,61:345-350 2011 Author:Momose M, Ota H, Hayama M.
IFN-γ plays an essential role in the pathogenesis of gastric lymphoid follicles formation caused by Helicobacter suis infection. FEMS Immunol Med Microbiol,63(1):25-34 2011 Author:Mimura T, Yoshida M, Nishiumi S, Tanaka H, Nobutani K, Takenaka M, Suleiman YB, Yamamoto K, Ota H, Takahashi S, Matsui H, Nakamura M, Miki I, Azuma T.
Liquid-based thin-layer cytology can be routinely used in samples obtained via fiberoptic bronchoscope. Acta Cytol,55(1):69-78 2011 Author:Kobayashi Y, Uehara T, Ota H
Aberrant expression of TFF1, TFF2, and PDX-1 and their diagnostic value in lobular endocervical glandular hyperplasia. Am J Clin Pathol,135(2):253-261 2011 Author:Ota H, Harada O,UeharaT, Hayama M, Ishii K.
Induction of high endothelial venule-like vessels expressing GlcNAc6ST-1-mediated L-selectin ligand carbohydrate and mucosal addressin cell adhesion molecule 1 (MAdCAM-1) in a mouse model of “Candidatus Helicobacter heilmannii”-induced gastritis and gastric mucosa-associated lymphoid tissue (MALT) lymphoma. Helicobacter,15(6):538-548 2010 Author:Suzuki A, Kobayashi M, Matsuda K, Matsumoto T, Kawakubo M, Kumazawa S, Koide N, Miyagawa S, Ota H.
Helicobacter heilmannii” can induce gastric lymphoid follicles in mice via a Peyer’s Patch independent pathway. FEMS Immunol Med Microbiol,60(2):156-164 2010 Author:Nobutani K, Yoshida M, Nishiumi S, Nishitani Y, Takagawa T, Tanaka H, Yamamoto K, Mimura T, Bensleiman Y, Ota H, Takahashi S, Matsui H, Nakamura M, Azuma T.
Japanese Society for Helicobacter Research. Guidelines for the management of Helicobacter pylori infection in Japan: 2009 revised edition. Helicobacter,15(1):1-20 2010 Author:Asaka M, Kato M, Takahashi S, Fukuda Y, Sugiyama T, Ota H, Uemura N, Murakami K, Satoh K, Sugano K
Chronic gastritis in the setting of autoimmune pancreatitis. Am J Surg Pathol.,34(9):1241-1249 2010 Author:Uehara T, Hamano H, Kawa S, Sano K, Oki K, Kobayashi Y, Nagaya T, Akamatsu T, Kurozumi M, Fujinaga Y, Tanaka E, Honda T, Ota H.
Usefulness of double balloon enteroscopy and video capsule endoscopy for the diagnosis and management of primary follicular lymphoma of the gastrointestinaltract in its early stages. Dig Endosc,22(1):33-38 2010 Author:Akamatsu T, Kaneko Y, Ota H, Miyabayashi H, Arakura N, Tanaka E.
Laboratory appraisal of optimal gaseous conditions for growth of zoonotic Helicobacter felis ATCC 49179. Microbiol Immunol,53(5):251-258 2009 Author:Shiohara M, Kawakubo M, Matsumoto T, Kumagai T, Yamauchi K, Oana K, Ota H, Kawakami Y.
Translocation t(11;18)(q21;q21) in gastric B-cell lymphomas. Cancer Sci ,100(5):881-887 2009 Author:Toracchio S, Ota H, de Jong D, Wotherspoon A, Rugge M, Graham DY, Samani A, El-Zimaity HM
Phylogeny of a novel "Helicobacter heilmannii" organism from a Japanese patient with chronic gastritis based on DNA sequence analysis of 16S rRNA and urease genes. J Microbiol,47(2):201-7 2009 Author:Matsumoto T, Kawakubo M, Shiohara M, Kumagai T, Hidaka E, Yamauchi K, Oana K, Matsuzawa K, Ota H, Kawakami Y.
Altered expression of CDX-2, PDX-1 and mucin core proteins in "Ulcer-associated cell lineage (UACL)" in Crohn's disease. J Mol Histol,39:161-168 2008 Author:Kaneko Y, Nakamura T, Hayama M, Hosaka N, Akamatsu T, Ota H
Adherence, Internalization, and Persistence of Helicobacter pylori in Hepatocytes. Dig Dis Sci,53(9):2541-2549 2008 Author:Ito K, Yamaoka Y, Ota H, El-Zimaity H, Graham DY
Sialic acid moiety of apolipoprotein E3 at Thr194 affects its interaction with beta-amyloid(1-42) peptides. Clin Chim Acta,388:123-129 2008 Author:Sugano M, Yamauchi K, Kawasaki K, Tozuka M, Fujita K, Okumura N, Ota H
Sialic acid moiety of apolipoprotein E3 at Thr(194) affects its interaction with beta-amyloid(1-42) peptides. Clin Chim Acta,388:123-129 2007 Author:Sugano M, Yamauchi K, Kawasaki K, Tozuka M, Fujita K, Okumura N, Ota H
Quantitative analysis of the effect of Helicobacter pylori on the expressions of SOX2, CDX2, MUC2, MUC5AC, MUC6, TFF1, TFF2, and TFF3 mRNAs in human gastric carcinoma cells. Scand J Gastroenterol,43:25-33 2007 Author:Matsuda K, Yamauchi K, Matsumoto T, Sano K, Yamaoka Y, Ota H
B:b interactions are essential for polymerization of variant fibrinogens with impaired holes 'a'. J Thromb Haemost,5:2352-2359 2007 Author:Okumura N, Terasawa F, Haneishi A, Fujihara N, Hirota-Kawadobora M, Yamauchi K, Ota H, Lord ST
Hyperplastic polyps and sessile serrated 'adenomas' of the colon and rectum display gastric pyloric differentiation. Histochem Cell Biol,128:445-455 2007 Author:Mochizuka A, Uehara T, Nakamura T, Kobayashi Y, Ota H
Quantitative determination of gland mucous cells-type mucin using a monoclonal antibody, HIK1083: its pathophysiological changes in human gastric juice. Clin Chim Acta,377:261-267 2007 Author:Kubota S, Yamauchi K, Kumagai T, Sugano M, Kawasaki K, Tozuka M, Akamatsu T, Matsuzawa K, Sugiyama A, Kurihara M, Katsuyama T, Ota H
Evaluation of BacT/Alert 3D SA bottles for accurate detection of Mycobacteremia with special reference to Mycobacterium abscessus. Eur J Med Res,12:43-46 2007 Author:Kasuga E, Matsumoto T, Oana K, Shiohara M, Okabe T, Yamauchi K, Honda T, Ota H, Kawakami Y
In vivo bactericidal activities of Japanese rice-fluid against H. pylori in a Mongolian gerbil model. Int J Med Sci,4:203-208 2007 Author:Ishizone S, Maruta F, Suzuki K, Miyagawa S, Takeuchi M, Kanaya K, Oana K, Hayama M, Kawakami Y, Ota H
Usefulness of monoclonal antibody HIK1083 specific for gastric O-glycan in differentiating cutaneous metastasis of gastric cancer from primary sweat gland carcinoma. Am J Dermatopathol,29:452-456 2007 Author:Iijima M, Nakayama J, Nishizawa T, Ishida A, Ishii K, Ota H, Katsuyama T, Saida T
Effects of a novel histamine H(2)-receptor antagonist, lafutidine, on the mucus barrier of human gastric mucosa J Gastroenterol Hepatol,22:1800-1805 2007 Author:Ichikawa T, Ota H, Sugiyama A, Maruta F, Ikezawa T, Hotta K, Ishihara K
Proposal of a simplified technique for staining bacterial spores without applying heat--successful modification of Moeller's method. Eur J Med Res,12:356-359 2007 Author:Hayama M, Oana K, Kozakai T, Umeda S, Fujimoto J, Ota H, Kawakami Y
Co-localization of TFF2 with gland mucous cell mucin in gastric mucous cells and in extracellular mucous gel adherent to normal and damaged gastric mucosa HISTOCHEMISTRY AND CELL BIOLOGY,126(5):617-625 2006 Author:Ota, H; Hayama, M; Momose, M; El-Zimaity, HMT; Matsuda, K; Sano, K; Maruta, F; Okumura, N; Katsuyama, T
Female adnexal tumor of probable wolffian origin: Morphological, immunohistochemical, and ultrastructural study with c-kit gene analysis PATHOLOGY INTERNATIONAL,56(2):95-100 2006 Author:Harada, O; Ota, H; Takagi, K; Matsuura, H; Hidaka, E; Nakayama, J
Comparison of localized gastric mucosa-associated lymphoid tissue (MALT) lymphoma with and without Helicobacter pylori infection HELICOBACTER,11(2):86-95 2006 Author:Akamatsu, T; Mochizuki, T; Okiyama, Y; Matsumoto, A; Miyabayashi, H; Ota, H
Regulation of the ASC expression in response to LPS stimulation is related to IL-8 secretion in the human intestinal mucosa BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS,346(3):968-973 2006 Author:Masumoto, J; Kobayashi, H; Nakamura, T; Kaneko, Y; Ota, H; Hasegawa, M; Kobayashi, Y; Suzuki, T; Matsuda, K; Sano, K; Katsuyama, T; Inohara, N
Ultrastructure of Helicobacter pylori in human gastric mucosa and H. pylori-infected human gastric mucosa using transmission electron microscopy and the high-pressure freezing-freeze substitution technique JOURNAL OF GASTROENTEROLOGY,41(6):569-574 2006 Author:Liu, YP; Hidaka, E; Kaneko, Y; Akamatsu, T; Ota, H
High salt diets dose-dependently promote gastric chemical carcinogenesis in Helicobacter pylori-infected Mongolian gerbils associated with a shift in mucin production from glandular to surface mucous cells INTERNATIONAL JOURNAL OF CANCER,119(7):1558-1566 2006 Author:Kato, S; Tsukamoto, T; Mizoshita, T; Tanaka, H; Kumagai, T; Ota, H; Katsuyama, T; Asaka, M; Tatematsu, M
Phylogenetic analysis of "Helicobacter heilmannii" isolates from different Japanese patients based on DNA sequences of 16S rRNA and urease genes HELICOBACTER,11(4):409-409 2006 Author:Matsumoto, T; Kawakubo, M; Ota, H; Shiohara, M; Kumagai, T; Yamauchi, K; Kastuyama, T; Kawakami, Y
Translocation (11;18) and gastric high grade lymphoma risk AMERICAN JOURNAL OF GASTROENTEROLOGY,101(9):S91-S91 2006 Author:Toracchio, S; de Jong, D; Wotherspoon, A; Rugge, M; Ota, H; Graham, DY; El-Zimaity, H
A case of acute myelogenous leukemia with MLL-AF10 fusion caused by insertion of 5 ' MLL into 10p12, with concurrent 3 ' MLL deletion CANCER GENETICS AND CYTOGENETICS,171(1):24-30 2006 Author:Matsuda, K; Hidaka, E; Ishida, F; Yamauchi, K; Makishima, H; Ito, T; Suzuki, T; Imagawa, E; Sano, K; Katsuyama, T; Ota, H
Trefoil factor 2 in gland mucous cell mucin in the mucous gel covering normal or damaged gastric mucosa using the Mongolian gerbil model SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY,41(12):1390-1397 2006 Author:Suzuki, K; Hayama, M; Nakamura, M; Yamauchi, K; Maruta, F; Miyagawa, S; Ota, H
Quantitative determination of gland mucous cell-type mucin in gastric juice using a monoclonal antibody, HIK1083 CLINICAL CHEMISTRY,51:A201-A202 2005 Author:Kubota, S; Yamauchi, K; Kumagai, T; Tozuka, M; Akamatsu, T; Ota, H; Matsuzawa, K; Katsuyama, T
Helicobacter pylori infection increases cell kinetics in human gastric epithelial cells without adhering to proliferating cells JOURNAL OF CELLULAR AND MOLECULAR MEDICINE,9(3):746-747 2005 Author:Hayama, M; Kawakami, Y; Kaneko, Y; Sano, K; Ota, H
Natural history of gastric mucosal cytokine expression in Helicobacter pylori gastritis in Mongolian gerbils Infect Immun,73:2205-2212 2005 Author:Yamaoka Y, Yamauchi K, Ota H, Sugiyama A, Ishizone S, Graham DY, Maruta F, Murakami M, Katsuyama T
In vitro expression demonstrates impaired secretion of the gammaAsn 319, Asp320 deletion variant fibrinogen Thromb Haemost,94:53-59 2005 Author:Kani S, Terasawa F, Lord ST, Tozuka M, Ota H, Okumura N, Katsuyama T
Synthetic biodegradable polymers as drug delivery systems for bone morphogenetic proteins Adv Drug Deliv Rev,57:1037-048 2005 Author:Saito N, Murakami N, Takahashi J, Horiuchi H, Ota H, Kato H, Okada T, Nozaki K, Takaoka K
Roles of virD4 and cagG genes in the cag pathogenicity island of Helicobacter pylori using a Mongolian gerbil model Gut,54:584-590 2005 Author:Saito H, Yamaoka Y, Ishizone S, Maruta F, Sugiyama A, Graham DY, Yamauchi K, Ota H, Miyagawa S
Suppressive effect of rice extract on Helicobacter pylori infection in a Mongolian gerbil model J Gastroenterol,40:459-466 2005 Author:Murakami M, Ota H, Sugiyama A, Ishizone S, Maruta F, Akita N, Okimura Y, Kumagai T, Jo M, Tokuyama T
Eradication of Helicobacter pylori decreases mucosal alterations linked togastric carcinogenesis in Mongolian gerbils J Gastroenterol,40:104-105 2005 Author:Maruta F, Sugiyama A, Ishizone S, Miyagawa S, Ota H, Katsuyama T
Helicobacter heilmannii infection: Clinical, endoscopic and histopathological features in Japanese patients PATHOLOGY INTERNATIONAL,55(7):398-404 2005 Author:Okiyama Y, Matsuzawa K, Hidaka E, Sano K, Akamatsu T, Ota H
Malignant myoepithelioma (myoepithelial carcinoma) of soft tissue Pathol Int,55:510-513 2005 Author:Harada O, Ota H, Nakayama J
Histochemical, ultrastructural, and three-dimensional observation of smooth muscle cells in human gastric mucosa Histochem Cell Biol,121:229-237 2004 Author:Arai K, Ota H, Hidaka E, Hayama M, Sano K, Sugiyama A, Akamatsu T, Katsuyama T
Discrimination of normal gastric mucosa from Helicobacter pylori gastritis using standard endoscopes and a single observation site: Studies in children and young adults Helicobactor,9:95-99 2004 Author:Nakayama Y, Horiuchi A, Kumagai T, Kubota S, Kobayashi M, Sano K, Ota H
Malignant granular cell tumor of the esophagus Virchows Arch,444:304-306 2004 Author:Yoshizawa A, Ota H, Sakaguchi N, Kanai S,Nakayama J, Matsuzawa K, Tsuzuki S, Takada R, Miyazawa F, Kasahara H, Katsuyama T
A three-dimensional analysis of blood vessels in bronchioloalveolar carcinoma Lung,182:343-353 2004 Author:Uehara T, Honda T, Sano K, Hachiya T, Ota H
Large intestinal type-urachal adenocarcinoma with focal expression of prostatic specific antigen INTERNATIONAL JOURNAL OF UROLOGY,11(11):1033-1035 2004 Author:Kato H, Hayama M, Kobayashi M, Ota H, Nishizawa O
Rapid four-month growth of an early-stage adenocarcinoma of the colon with neuroendocrine characteristics DIGESTIVE DISEASES AND SCIENCES,48(2):295-298 2003 Author:Hosaka, S; Matsuzawa, K; Maruyama, K; Ota, H; Akamatsu, T; Kiyosawa, K
Proliferation of type II pneumocytes in the lung biopsy specimens reflecting alveolar damage RESPIRATORY MEDICINE,97(1):80-85 2003 Author:Honda, T; Ota, H; Yamazaki, Y; Yoshizawa, A; Fujimoto, K; Sone, S
Granular cell tumor of the mediastinum INTERNAL MEDICINE,42(2):178-181 2003 Author:Machida, E; Haniuda, M; Eguchi, T; Kurai, M; Yamanda, T; Amano, J; Ota, H
Mice deficient in protein tyrosine phosphatase receptor type Z are resistant to gastric ulcer induction by VacA of Helicobacter pylori NATURE GENETICS,33(3):375-381 2003 Author:Fujikawa, A; Shirasaka, D; Yamamoto, S; Ota, H; Yahiro, K; Fukada, M; Shintani, T; Wada, A; Aoyama, N; Hirayama, T; Fukamachi, H; Noda, M
A case of primary follicular lymphoma of the duodenum with BCL-2 gene rearrangement JOURNAL OF GASTROENTEROLOGY,38(5):512-513 2003 Author:Matsuzawa, M; Shimodaira, K; Nakamura, N; Ochi, Y; Hosaka, S; Kiyosawa, K; Matsuzawa, M; Akamatsu, T; Sugiyama, A; Ota, H; Katsuyama, T
The gastric cardia increases in size with GERD and with chronic H. pylori infection LABORATORY INVESTIGATION,83(1):130A-130A 2003 Author:Ota, H; Graham, D; Katsuyama, T; El-Zimaity, H
Seroepidemiology of Helicobacter pylori and hepatitis A virus and the mode of transmission of infection: A 9-year cohort study in rural Japan CLINICAL INFECTIOUS DISEASES,37(8):1067-1072 2003 Author:Malaty, HM; Tanaka, E; Kumagai, T; Ota, H; Kiyosawa, K; Graham, DY; Katsuyama, T
Helicobacter pylori infection up-regulates gland mucous cell-type mucins in gastric pyloric mucosa HELICOBACTER,8(6):594-600 2003 Author:Matsuzawa M, Ota H, Hiyama M, Zhang MX, Sano K, Honda T, Ueno I, Akamatsu T, Nakayama J
Expression of gastric gland mucous cell-type mucin in normal and neoplastic human tissues J Histochem Cytochem,51:1689-1698 2003 Author:Nakajima K, Ota H, Zhang MX, Sano K, Honda T, Ishii K, Nakayama J
Local bone formation by injection of recombinant human bone morphogenetic protein-2 contained in polymer carriers Bone,32:381-386 2003 Author:Saito N, Okada T, Horiuchi H, Ota H, Takahashi J, Murakami N, Nawata M, Kojima S, Nozaki K, Takaoka K
Repair of a proximal femoral bone defect in dogs using a porous surfaced prosthesis in combination with recombinant BMP-2 and a synthetic polymer carrier Biomaterals,24:2287-2293 2003 Author:Murakami N, Saito N, Takahashi J, Ota H, Horiuchi H, Nawata M, Okada T, Nozaki K, Takaoka K
Duodenogastric reflux and Helicobacter pylori infection synergistically increase gastric mucosal cell proliferative activity in Mongolian gerbils SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY,38(4):370-379 2003 Author:Murakami M, Sugiyama A, Ota H, Maruta F, Ikeno T, Hayama M, Kumagai T, Okimura Y, Kawasaki S
Purification and measurement of HDL3-binding proteins in human peripheral blood mononuclear cells Ann Clin Lab Sci,33:271-278 2003 Author:Hidaka H, Tozuka M, Yamauchi K, Ohta H, Nakayama J, Katsuyama T
Sequential changes in periprosthetic bone mineral density following total hip arthroplasty: a 3-year follow-up J Bone Miner Metab,21:229-233 2003 Author:Ohta H, Kobayashi S, Saito N, Nawata M, Horiuchi H, Takaoka K
Trabecular minimodeling in human iliac bone Bone,32:163-169 2003 Author:Kobayashi S, Takahashi HE, Ito A, Saito N, Nawata M, Horiuchi H, Ohta H, Ito A, Iorio R, Yamamoto N, Takaoka K
Immunohistochemical localization of sodium-potassium ATPase in human normal stomach and gastric adenocarcinomas HISTOCHEMISTRY AND CELL BIOLOGY,119(4):317-322 2003 Author:Kobayashi C, Hayama M, Harada O, Terasawa F, Okumura N, Sugiyama A, Ota H.
Usefulness of the real-time reverse transcription-polymerase chain reaction assay targeted to alpha1,4-N-acetylglucosaminyltransferase for the detection of gastric cancer. Lab Invest,83:187-197 2003 Author:Shimizu F, Nakayama J, Ishizone S, Zhang MX, Kawakubo M, Ota H, Sugiyama A, Kawasaki S, Fukuda M, Katsuyama T.
Analysis of fibrinogen gamma-chain truncations shows the C-terminus, particularly gamma Ile387, is essential for assembly and secretion of this multichain protein BLOOD,99(10):3654-3660 2002 Author:Okumura, N; Terasawa, F; Tanaka, H; Hirota, M; Ota, H; Kitano, K; Kiyosawa, K; Lord, ST
The gastric cardia increases in size with GERD and with chronic H-pylori infection GUT,51:A42-A43 2002 Author:El-Zimaity, H; Katsuyama, T; Ota, H; Goss, J; Psu, P; Graham, D
A case of primary low grade mucosa associated lymphoid tissue (MALT) lymphoma of the oesophagus. Gut,51:281-284 2002 Author:Hosaka S, Nakamura N, Akamatsu T, Fujisawa T, Ogiwara Y, Kiyosawa K, Hidaka E, Ota H, Katsuyama T, Inagaki H.
Avascular necrosis of the femoral head in a patient with Fabry's disease: identification of ceramide trihexoside in the bone by delayed-extraction matrix-assisted laser desorption ionization-time-of-flight mass spectrometry. Arthritis Rheum,46:1922-1925 2002 Author:Horiuchi H, Saito N, Kobayashi S, Ota H, Taketomi T, Takaoka K.
Are neuroendocrine cells responsible for the development of benign prostatic hyperplasia? Eur Urol,42(2):79-83 2002 Author:Manjurul Islam A, Kato H, Hayama M, Kobayashi S, Igawa Y, Ota H, Nishizawa O.
効果的な組織固定法の実際と染色態度 第1回 糖質 Medical Technology,30:1301-1307 2002 Author:羽山正義，行田弥生，太田浩良
Correlation between microbubble contrast enhanced color doppler sonography and immunostaining for kupffer cells in the assessment of the histopathological grade of hepatocellular carcinoma J Clin Ultrasound,30:465-471 2002 Author:Kitamura H, Kawasaki S, Nakajima K, Ota H
Additive effect of pronase on the efficacy of eradication therapy against Helicobacter pylori HELICOBACTER,7(3):183-191 2002 Author:Gotoh A, Akamatsu T, Shimizu T, Shimodaira K, Kaneko T, Kiyosawa K, Ishida K, Ikeno T, Sugiyama A, Kawakami Y, Ota H, Katsusyma T
Alveolar shrinkage in bronchioloalveolar carcinoma without central fibrosis LUNG CANCER,36(3):283-288 2002 Author:Honda T, Ota H, Sano K, Yoshizawa A, Fujimoto K, Yamazaki Y, Yamanda T, Haniuda M, Sone S
Three-dimensional analysis of alveolar structure in usual interstitial pneumonia VIRCHOWS ARCHIV,441(1):47-52 2002 Author:Honda T, Ota H, Arai K, Hayama M, Fujimoto K, Yamazaki Y, Haniuda M
ERCP features in 27 patients with autoimmune pancreatitis Gastrointest Endosc,55:494-499 2002 Author:Horiuchi A, Kawa S, Hamano H, Hayama M, Ota H, Kiyosawa K
Small-intestinal sarcomatoid carcinoma with superior vena cava syndrome J Gastroenterol,37:471-475 2002 Author:Tsukadaira A, Koizumi T, Okubo Y, Takashi S, Koide N, Arai K, Ota H, Kubo K
Patterns of gastric atrophy in intestinal type gastric carcinoma Cancer,94:1428-1436 2002 Author:Hala M T El-Zimaity, Hiroyoshi Ota, David Y Graham, Taiji Akamatsu, Tsutomu Katsuyama
Proliferation of alpha-smooth muscle actin-containing stromal cells (myofibroblasts) in the lamina propria subjacent to intraepithelial carcinoma of the esophagus SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY,36(1):86-91 2001 Author:Tsuzuki, S; Ota, H; Hayama, M; Sugiyama, A; Akamatsu, T; Kawasaki, S
Helicobacter pylori infection produces expression of secretory component in gastric mucous cells GASTROENTEROLOGY,120(5):A708-A709 2001 Author:Kaneko, T; Ota, H; Hayama, N; Nakajima, K; Yoshizawa, A; Fukushima, M; Akamatsu, T; Katsuyama, T
Gastric histology in patients with carcinoma at the gastro-esophageal junction GASTROENTEROLOGY,120(5):A249-A249 2001 Author:El-Zimaity, HMT; Katsuyama, T; Ota, H; Watanabe, H; Hattori, T; Graham, DY
A birth cohort study of the seroepidemiologic association of Helicobacter pylori infection and Hepatitis A virus in rural Japan GASTROENTEROLOGY,120(5):A128-A128 2001 Author:Malaty, HM; Tanaka, E; Kumagai, T; Ota, H; Akamatsu, ET; Kiyosawa, K; Graham, DY; Katsuyama, T
Gastric histologyin patients with carcinoma at the gastro-esophageal junction GUT,49:A65-A65 2001 Author:El-Zimaity, HMT; Katsuyama, T; Ota, H; Watanabe, H; Hattori, T; Graham, DY
The effect of duodenogastric reflux for gastritis induced by Helicobacter pylori infection in Mongolian gerbil GUT,49:A49-A49 2001 Author:Sugiyama, A; Murakami, M; Ikeno, T; Kawasaki, S; Ota, H; Katsuyama, T
8-year birth cohort study of the seroepidemiology of Helicobacter pylori infection and hepatitis A virus in rural Japan GUT,49:A32-A32 2001 Author:Malaty, HM; Tanaka, E; Kumagai, T; Ota, H; Akamatsu, T; Kiyosawa, K; Graham, DY
Guidelines in the management of Helicobacter pylori infection in Japan. Helicobacter,6:177-186 2001 Author:.Asaka M, Satoh K, Sugano K, Sugiyama T, Takahashi S, Fukuda Y, Ota H, Murakami K, Kimura K, Shimoyama T.
Prostatic adenocarcinoma with marked neuroendocrine differentiation. Int J Urol,8:412-415 2001 Author:Islam AM, Kato H, Hayama M, Kobayashi S, Ota, H, Nishizawa O.
Familial Gastrointestinal Stromal Tumor and Cutaneous Hyperpigmentation: Association with A Germline Mutation of the c-Kit Gene. Gastroenterology,120:210-215 2001 Author:Maeyama H, Hidaka E, Ot H, Minami S, Kajiyama M, Kuraishi A, Mori H, Matsuda Y, Wada S, Sodeyama H, Nakata S, Kawamura N, Hata S, Watanabe M, Iijima Y, Katsuyama T.
A new diagnostic method for adenoma malignum and related lesions: latex agglutination test with a new monoclonal antibody, HIK1083. Clin Chim Acta,312:231-233 2001 Author:Ishii K, Kumagai T, Tozuka M, Ota H, Katsuyama T, Kurihara M, Shiozawa T, Noguchi H
Paradoxical role of Helicobacter pylori infection: protective effect against ethanol-induced gastric mucosal injury in Mongolian gerbils. Dig Dis Sci,46:2433-2439 2001 Author:Sugiyama A, Ikeno T, Ishida K, Maruta F, Murakam M, Sato T, Saito H, Ishizone S, Kawasaki S, Ota H, Katsuyama T.
Helicobacter pylori and two ultrastructurally distinct layers of gastric mucous cell mucins in the surface mucous gel layer GUT,49(4):474-480 2001 Author:Hidaka E, Ota H, Hidaka H, Hayama M, Matsuzawa K, Akamatsu T, Nakayama J, Katsuyama T
Histone H3 MRNA in situ hybridization for identifying proliferating cells in human pancreas, with special reference to the ductal system HISTOCHEMICAL JOURNAL,33(3):183-191 2001 Author:Arakura N, Hayama M, Honda T, Matsuzawa K, Akamatsu T, Ota H.
Immunohistochemical localization of heparan sulfate proteoglycan in human gastrointestinal tract. Histochem Cell Biol,115:373-380 2001 Author:Oshiro M, Ono K, Suzuki Y, Ota H, Katsuyama T, Mori N.
Immune Response to Alkyl Hydroperioxide Reductase in Helicobacter pylori infected Mongolian Gerbil Model. Helicobacter,6:274-282 2001 Author:Yan J, Kumagai T, Ohnishi M, Ueno I, Ota H.
Relation of H pylori to gastric mucins and gastric surface mucous gel layer GUT,48(6):869-870 2001 Author:Ota H, Nakayama J, Shimizu T, Graham DY.
Immunohistochemical Demonstration of 1,4-N-acetylglucosaminyltransferase that Forms GlcNAc1,4Galｧ Residues in Human Gastrointestinal Mucosa J. Histochem. Cytochem.,49:587-596 2001 Author:Zhang MX, Nakayama J, Hidaka E, Kubota S, Yan J, Ota H, Fukuda M
Characterization of an apoprotein E3 variant (Arg 145→His) associated with mild hypertriglyceridemia. Annals of Clinical&laboratory Science,31:163-170 2001 Author:Hidaka H, Tozuka M, Hidaka E, Yamauchi K, Ota H, Honda T, Katsuyama T.
Serum IgG Immune Response to Helicobacter pylori Antigens in Mongolian Gerbils. J Clin Micro Biol,39:1283-1288 2001 Author:Kumagai T, Yan J, Graham DY,Tozuka M,Okimura Y,Ikeno T, Sugiyama A, Katsuyama T, Ota H.
Cell Lineage Specificity of Newly Raised Monoclonal Antibodies Against Gastric Mucins in Normal, Metaplastic and Neoplastic Human Tissues and Their Application for Pathology Diagnosis. Am J Clin Pathol,115:69-79 2001 Author:Ota H, Hayama M, Nakayama J, Hidaka H, Honda T, Ishii K, Fukushima M, Uehara T, Kurihara M, Ishihara K, Hotta K, Katsuyama T.
Role of N-methyl-N-nitrosourea in the induction of intestinal metaplasia and gastric adenocarcinoma in mongolian gerbils infected with Helicobacter pylori SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY,36(3):283-290 2001 Author:Maruta F, Ota H, Genta RM, Sugiyama A, Tatematsu M, Katsuyama T, Kawasaki S.
Retroperitoneal malignant fibrous histiocytoma surgically removed six times using a harmonic scalpel HEPATO-GASTROENTEROLOGY,47(32):441-442 2001 Author:Maruta, F; Sugiyama, A; Murakami, T; Murakami, M; Ikeno, T; Shimizu, F; Ishida, K; Matsushita, K; Ota, H; Kawasaki, S
Expression of Bcl-2 and P53 proteins in mucosa-associated lymphoid tissue (malt) lymphoma. INVESTIGATIVE OPHTHALMOLOGY&VISUAL SCIENCE,41(4):S790-S790 2000 Author:Kuroiwa, S; Ota, H; Yoshimura, N
Timing of N-methyl-N-nitrosourea administration affects gastric carcinogenesis in Mongolian gerbils infected with Helicobacter pylori CANCER LETTERS,160(1):99-105 2000 Author:Maruta F, Sugiyama A, Ishida K, Ikeno T, Murakami, Kawasaki S, Ota H, Tatematsu M, Katsuyama T.
Helicobacter pylori infection produces expression of a secretory component in gastric mucous cells. Virchows Arch,437:514-520 2000 Author:Kaneko T, Ota H, Hayama M, Akamatsu T, Katsuyama T
Difference in electrophoretic mobility and plasmic digestion profile between four recombinant fibrinogens, gamma 308K, gamma 3081, gamma 308A, and wild type (gamma 308N) ELECTROPHORESIS,21(12):2309-2315 2000 Author:Okimura N, Terasawa F, Fujita K, Tozuka M, Ota H, Katsuyama T.
Basal layer reactivity in hyperplastic and metaplastic lesions of the bronchi as studied by lectin histochemistry LUNG,178(2):81-90 2000 Author:Honda T, Ota H, Hayasaka M, Hachiya T, Horie S, Fujimoto K, Katsuyama T.
Evidence from a nine-year birth cohort study in Japan of transmission pathways of Helicobacter pylori infection JOURNAL OF CLINICAL MICROBIOLOGY,38(5):1971-1973 2000 Author:Malaty HM, Kumagai T, Tanaka E, Ota H, Kiyosawa K, Graham DY, Katsuyama T.
Molecular identification of main cellular lineages as a tool for the classification of gastric cancer. Hum Pathol,31:566-574 2000 Author:Sepulveda AR, Wu L, Ota H, Gutierrez O, Kim JG, Genta RM, Graham D
Identification of a dysfibrinogen, the substitution of gamma 308Asn(AAT) to Lys(AAG), using coagulation tests, immunoblot analysis, and allele-specific polymerase chain reaction CLINICA CHIMICA ACTA,295(1-2):77-85 2000 Author:Terasawa F, Fujita K, Tozuka M, Ota H, Katsuyama T, Okumura N
Lobular endocervical glandular hyperplasia represents pyloric gland metaplasia? AMERICAN JOURNAL OF SURGICAL PATHOLOGY,24(2):325-325 2000 Author:Ishii K, Ota H, Katsuyama T
Coexistence of gland mucous cell-type mucin and lysozyme in gastric gland mucous cells HISTOCHEMISTRY AND CELL BIOLOGY,113(2):91-98 2000 Author:Hidaka E, Ota H, Katsuyama T, Nakayama J, Momose M, Hidaka H, Ishii K, Murata F, Tsuyama S, Kurihara M, Ishihara K, Hotta K
Helicobacter pylori-induced chronic active gastritis, intestinal metaplasia, and gastric ulcer in Mongolian gerbils AMERICAN JOURNAL OF PATHOLOGY,154(3):951-960 1999 Author:Ikeno, T; Ota, H; Sugiyama, A; Ishida, K; Katsuyama, T; Genta, RM; Kawasaki, S
Clinico-pathological investigation of Cap polyposis. GASTROENTEROLOGY,116(4):A912-A912 1999 Author:Nakamura, N; Akamatsu, T; Kuraishi, A; Fujisawa, T; Kiyosawa, K; Ota, H; Katsuyama, T
Histogenesis of gastric carcinoma GASTROENTEROLOGY,116(4):A154-A155 1999 Author:El-Zimaity, HMT; Ota, H; Katsuyama, T
Endoscopic resection for early gastric cancer - Possibilities and limitations JOURNAL OF CLINICAL GASTROENTEROLOGY,29(1):5-6 1999 Author:El-Zimaity, HMT; Ota, H
Gastric carcinoma histogenesis in H. pylori infection GUT,45:A73-A73 1999 Author:Graham, D; El-Zimaity, HMT; Ota, H; Katsuyama, T
Phenotype of gastric adenocarcinoma (Ca) and intestinal metaplasia (IM) in mongolian infected with Helicobacter pylori (HP) GUT,45:A62-A62 1999 Author:Maruta, F; Sugiyama, A; Kawasaki, S; Ota, H; Katsuyama, T; Tatematsu, M
A novel gene, MALT1 at 18q21, is involved in t(11;18) (q21;q21) found in low-grade B-cell lymphoma of mucosa-associated lymphoid tissue ONCOGENE,18(42):5785-5794 1999 Author:Akagi, T; Motegi, M; Tamura, A; Suzuki, R; Hosokawa, Y; Suzuki, H; Ota, H; Nakamura, S; Morishima, Y; Taniwaki, M; Seto, M
Simple mucin-type carbohydrate antigens in Helicobacter pylori-positive chronic active gastritis - Reply VIRCHOWS ARCHIV-AN INTERNATIONAL JOURNAL OF PATHOLOGY,435(4):460-460 1999 Author:Ota, H; Graham, DY
Cytologic and cytochemical features of adenoma malignum of the uterine cervix CANCER CYTOPATHOLOGY,87(5):245-253 1999 Author:Ishii, K; Katsuyama, T; Ota, H; Watanabe, I; Matsuyama, I; Tsuchiya, S; Shiozawa, T; Toki, T
Mucosa-associated lymphoid tissue (MALT) lymphoma of the rectum with chromosomal translocation of the t(11;18)(q21;q21) and an additional aberration of trisomy 3 AMERICAN JOURNAL OF GASTROENTEROLOGY,94(7):1951-1954 1999 Author:Hosaka S. Akamatsu T. Nakamura S. Kaneko T. Kitano K. Kiyosawa K. Ota H. Hosaka N. Miyabayashi H. Katsuyama T.
Ultrastructural features of adenoma malignum of the uterine cervix: Demonstration of gastric phenotypes ULTRASTRUCTURAL PATHOLOGY,23(6):375-381 1999 Author:Ishii K, Hidaka E, Katsuyama T, Ota H, Shiozawa T, Tsuchiya S
Localized aberrant expression of cytochrome P450 aromatase in primary and metastatic malignant tumors of human liver JOURNAL OF CLINICAL ENDOCRINOLOGY AND METABOLISM,83(2):697-702 1998 Author:Harada, N; Ota, H; Yoshimura, N; Katsuyama, T; Takagi, Y
A new histological procedure for re-evaluation of the serological test for Helicobacter pylori EUROPEAN JOURNAL OF CLINICAL MICROBIOLOGY&INFECTIOUS DISEASES,17(1):14-19 1998 Author:Misawa, K; Kumagai, T; Shimizu, T; Furihata, K; Ota, H; Akamatsu, T; Katsuyama, T
Mucinous bronchioloalveolar carcinoma with organoid differentiation simulating the pyloric mucosa of the stomach - Clinicopathologic, histochemical, and immunohistochemical analysis AMERICAN JOURNAL OF CLINICAL PATHOLOGY,109(4):423-430 1998 Author:Honda, T; Ota, H; Ishii, K; Nakamura, N; Kubo, K; Katsuyama, T
Acquisition and loss of Helicobacter pylori infection in Japan: Results from an 8-year birth cohort study. GASTROENTEROLOGY,114(4):A190-A190 1998 Author:Kumagai, T; Hosogaya, S; Misawa, K; Furihata, K; Ota, H; Sei, C; Tanaka, E; Akamatsu, T; Shimizu, T; Kiyosawa, K; Katsuyama, T
Helicobacter pylori in areas of intestinal metaplasia in gastric antral mucosa, by Misra et al. PATHOLOGY,30(2):222-222 1998 Author:Genta, RM; Ota, H
Histochemical reactivity of normal, metaplastic and neoplastic tissues to alpha-linked N-acetylglucosamine residue-specific monoclonal antibody HIK1083 JOURNAL OF HISTOCHEMISTRY&CYTOCHEMISTRY,46(7):793-801 1998 Author:Nakamura, N; Ota, H; Katsuyama, T; Akamatsu, T; Ishihara, K; Kurihara, M; Hotta, K
New monoclonal antibodies against gastric gland mucous cell-type mucins: a comparative immunohistochemical study HISTOCHEMISTRY AND CELL BIOLOGY,110(2):113-119 1998 Author:Ota, H; Nakayama, J; Momose, M; Kurihara, M; Ishihara, K; Hotta, K; Katsuyama, T
Intestinal metaplasia with adherent Helicobacter pylori: A hybrid epithelium with both gastric and intestinal features HUMAN PATHOLOGY,29(8):846-850 1998 Author:Ota, H; Katsuyama, T; Nakajima, S; El-Zimaity, H; Kim, JG; Graham, DY; Genta, RM
Acquisition versus loss of Helicobacter pylori infection in Japan: Results from an 8-year birth cohort study JOURNAL OF INFECTIOUS DISEASES,178(3):717-721 1998 Author:Kumagai, T; Malaty, HM; Graham, DY; Hosogaya, S; Misawa, K; Furihata, K; Ota, H; Sei, C; Tanaka, E; Akamatsu, T; Shimizu, T; Kiyosawa, K; Katsuyama, T
Histochemical analysis of mucous cells of congenital adenomatoid malformation of the lung - Insights into the carcinogenesis of pulmonary adenocarcinoma expressing gastric mucins AMERICAN JOURNAL OF CLINICAL PATHOLOGY,110(4):450-455 1998 Author:Ota, H; Langston, C; Honda, T; Katsuyama, T; Genta, RM
An 8-year birth cohort study shows adult-to-child transmission of H-pylori infection GUT,43:A40-A40 1998 Author:Malaty, HM; Kumagai, T; Ota, H; Tanaka, E; Akamatsu, T; Kiyosawa, K; Graham, DY; Katsuyama, T
Acquistion vs. loss of Helicobacter pylori infection in Japan: Results from an 8-year birth cohort study GUT,43:A39-A39 1998 Author:Kumagai, T; Malaty, HM; Ota, H; Tanaka, E; Akamatsu, T; Kiyosawa, K; Graham, DY; Katsuyama, T
Helicobacter pylori infection produces reversible glycosylation changes to gastric mucins VIRCHOWS ARCHIV,433(5):419-426 1998 Author:Ota, H; Nakayama, J; Momose, M; Hayama, M; Akamatsu, T; Katsuyama, T; Graham, DY; Genta, RM
Comparison of four monoclonal antibodies reacting with gastric gland mucous cell-derived mucins of rat and frog COMPARATIVE BIOCHEMISTRY AND PHYSIOLOGY B-BIOCHEMISTRY&MOLECULAR BIOLOGY,121(3):315-321 1998 Author:Kurihara, M; Ishihara, K; Ota, H; Katsuyama, T; Nakano, T; Naito, M; Hotta, K
Histochemical analysis of mucous cells of congenital cystic adenomatoid malformation of the lung from the view point of carcinogenesis of pulmonary adenocarcinoma expressing gastric mucins. LABORATORY INVESTIGATION,76(1):992-992 1997 Author:Ota, H; Katsuyama, T; Langston, C; Graham, DY; Genta, RM
Bronchioloalveolar cell carcinoma showing exclusively organoid differentiation simulating the pyloric mucosa of the stomach. LABORATORY INVESTIGATION,76(1):967-967 1997 Author:Honda, T; Katsuyama, T; Ota, H; Nakayama, J; Ishii, K
Histochemical analysis of specificity of newly raised monoclonal antibodies against gastric mucins. LABORATORY INVESTIGATION,76(1):348-348 1997 Author:Ota, H; Nakayama, J; Katsuyama, T; Kurihara, M; Ishihara, K; Hotta, K; Graham, DY; Genta, RM
New monoclonal antibodies against gastric mucins: Specificities and use. GASTROENTEROLOGY,112(4):A634-A634 1997 Author:Ota, H; Nakayama, J; Nakamura, N; Kurihara, M; Ishihara, K; Hotta, K; Graham, DY; Genta, RM; Katsuyama, T
Helicobacter pylori-induced alterations of gastric mucins: A histochemical analysis. GASTROENTEROLOGY,112(4):A247-A247 1997 Author:Ota, H; Nakayama, J; Momose, M; Shimizu, T; Akamatsu, T; Graham, DY; Genta, RM; Katsuyama, T
Epithelial cell proliferation is H-pylori-associated gastric diseases; Using histone H3 messenger RNA in situ hybridization. GASTROENTEROLOGY,112(4):A206-A206 1997 Author:Maeyama, H; Akamatsu, T; Matsubayashi, K; Fujimori, K; Gotoh, A; Shimodaira, K; Kiyosawa, K; Nakayama, J; Ota, H; Katsuyama, T
Interaction of drugs for eradication therapy against Helicobacter pylori. GASTROENTEROLOGY,112(4):A131-A131 1997 Author:Gotoh, A; Kawakami, Y; Shimizu, T; Maeyama, H; Fujimori, K; Shimodaira, K; Akamatsu, T; Kiyosawa, K; Ota, H; Katsuyama, T
Combination effect of pronase for eradication therapy against Helicobacter pylori. GASTROENTEROLOGY,112(4):A54-A54 1997 Author:Akamatsu, T; Gotoh, A; Shimizu, T; Maeyama, H; Fujimori, K; Shimodaira, K; Kiyosawa, K; Kawakami, Y; Ota, H; Katsuyama, T
Histochemistry of the surface mucous gel layer of the human colon GUT,40(6):782-789 1997 Author:Matsuo, K; Ota, H; Akamatsu, T; Sugiyama, A; Katsuyama, T
Application of the updated Sydney system for classification and grading of gastritis (USS) GUT,41:A53-A53 1997 Author:Ricci, C; Ota, H; Genta, RM; Salfi, N; Menegatti, M; Bacchini, P; Massardi, B; Landi, F; Mucci, F; Farinelli, S; Ali, A; Holton, J; Martinelli, G; Miglioli, M; Vaira, D
Gastric surface mucous gel layer and H-pylori GUT,41:A29-A29 1997 Author:Hidaka, E; Goto, A; Matsuzawa, K; Hayama, M; Akamatsu, T; Ishii, K; Ota, H; Katsuyama, T; Ishihara, K; Hotta, K
Helicobacter pylori induces proinflammatory cytokines and major histocompatibility complex class II antigen in mouse gastric epithelial cells JOURNAL OF LABORATORY AND CLINICAL MEDICINE,130(4):442-449 1997 Author:Maekawa, T; Kinoshita, Y; Matsushima, Y; Okada, A; Fukui, H; Waki, S; Kishi, K; Kawanami, C; Nakata, H; Hassan, S; Wakatsuki, Y; Ota, H; Amano, K; Nakao, M; Chiba, T
Histone H3 messenger RNA in situ hybridization for identifying proliferating cells in formalin-fixed rat gastric mucosa HISTOCHEMICAL JOURNAL,29(11-12):867-873 1997 Author:Maeyama, H; Furuwatari, C; Ota, H; Akamatsu, T; Nakayama, J; Katsuyama, T
Erdheim-Chester disease: A case report with immunohistochemical and biochemical examination HUMAN PATHOLOGY,27(1):91-95 1996 Author:Ono, K; Oshiro, M; Uemura, K; Ota, H; Matsushita, Y; Ijima, S; Iwase, T; Uchida, M; Katsuyama, T
HLA-DR DNA typing combined with PCR-SSP and -RFLP from forensic samples HUMAN IMMUNOLOGY,47(1-2):P756-P756 1996 Author:Katsuyama, Y; Ota, H; Hama, Y; Liu, C; Fukushima, H
Peripheral alpha-linked N-acetylglucosamine on the carbohydrate moiety of mucin derived from mammalian gastric gland mucous cells: Epitope recognized by a newly characterized monoclonal antibody BIOCHEMICAL JOURNAL,318:409-416 1996 Author:Ishihara, K; Kurihara, M; Goso, Y; Urata, T; Ota, H; Katsuyama, T; Hotta, K
A new screening method for the selection of Lactobacillus acidophilus group lactic acid bacteria with high adhesion to human colonic mucosa BIOSCIENCE BIOTECHNOLOGY AND BIOCHEMISTRY,60(9):1434-1438 1996 Author:Takahashi, N; Saito, T; Ohwada, S; Ota, H; Hashiba, H; Itoh, T
Establishment of monoclonal antibodies against carbohydrate moiety of gastric mucins distributed in the different sites and layers of rat gastric mucosa GLYCOCONJUGATE JOURNAL,13(5):857-864 1996 Author:Ishihara, K; Kurihara, M; Goso, Y; Ota, H; Katsuyama, T; Hotta, K
PROLIFERATIVE MARKERS IN GASTRIC-CARCINOMA AND ORGANOID DIFFERENTIATION HUMAN PATHOLOGY,26(7):725-734 1995 Author:FUJIMORI, Y; AKAMATSU, T; OTA, H; KATSUYAMA, T
APPLICATION OF MUCIN HISTOCHEMISTRY FOR PATHOLOGICAL DIAGNOSIS - EXPRESSION OF GASTRIC PHENOTYPES IN METAPLASTIC AND NEOPLASTIC LESIONS AND ITS RELATION TO THE ORGANOID DIFFERENTIATION ACTA HISTOCHEMICA ET CYTOCHEMICA,28(1):43-53 1995 Author:OTA, H; KATSUYAMA, T; AKAMATSU, T; FUJIMORI, Y; MATSUZAWA, K; ISHII, K; HONDA, T; NAKAYAMA, J; FURIHATA, K; ONO, K; MAEDA, K
HISTOCHEMICAL-STUDY OF HELICOBACTER-PYLORI AND SURFACE MUCOUS GEL LAYER IN VARIOUS GASTRIC-LESIONS ACTA HISTOCHEMICA ET CYTOCHEMICA,28(2):181-185 1995 Author:AKAMATSU, T; OTA, H; SHIMIZU, T; MATSUZAWA, K; FUJIMORI, Y; NAKAMURA, N; KIYOSAWA, K; KATSUYAMA, T
BENIGN STRUCTURE OF THE INTRAHEPATIC BILE-DUCT WITH ARTERIAL INVOLVEMENT HEPATO-GASTROENTEROLOGY,41(1):79-81 1994 Author:HASHIKURA, Y; MAKUUCHI, M; KAWASAKI, S; MIWA, S; KOBAYASHI, A; IMAI, Y; OTA, H
EXPRESSION OF FORSSMAN ANTIGEN IN HUMAN LARGE-INTESTINE JOURNAL OF HISTOCHEMISTRY&CYTOCHEMISTRY,42(5):659-665 1994 Author:ONO, K; HATTORI, H; UEMURA, KI; NAKAYAMA, J; OTA, H; KATSUYAMA, T
ORGANIZED DIFFERENTIATION OF TUMOR-CELLS OF VILLOUS ADENOMAS OF THE LARGE-INTESTINE ACTA HISTOCHEMICA ET CYTOCHEMICA,26(2):117-125 1993 Author:OTA, H; NAKAYAMA, J; FUJIMORI, Y; FURIHATA, K; KATSUYAMA, T; MORIYAMA, S; HATA, S; ONO, K
A MONOCLONAL-ANTIBODY, RGM41, SPECIFIC FOR THE MUCIN DERIVED FROM THE GLAND MUCOUS CELLS OF MAMMALIAN STOMACH GLYCOCONJUGATE JOURNAL,10(4):346-346 1993 Author:ISHIHARA, K; KURIHARA, M; GOSO, Y; OTA, H; KATSUYAMA, T; HOTTA, K
DISTRIBUTION OF RETINOL-BINDING PROTEIN IN THE HUMAN DIGESTIVE-TRACT VIRCHOWS ARCHIV B-CELL PATHOLOGY INCLUDING MOLECULAR PATHOLOGY,61(5):315-322 1992 Author:KAMEKO, M; OTA, H; ISHII, K; NAKAYAMA, J; KATSUYAMA, T; KANAI, M; TSUTSUMI, Y
ALTERNATING LAMINATED ARRAY OF 2 TYPES OF MUCIN IN THE HUMAN GASTRIC SURFACE MUCOUS LAYER HISTOCHEMICAL JOURNAL,24(2):86-92 1992 Author:OTA, H; KATSUYAMA, T
HISTOCHEMICAL-DEMONSTRATION OF GASTROINTESTINAL MUCINS IN OVARIAN MUCINOUS CYSTADENOMA ACTA PATHOLOGICA JAPONICA,42(2):104-110 1992 Author:SHIOZAWA, T; TSUKAHARA, Y; ISHII, K; OTA, H; NAKAYAMA, J; KATSUYAMA, T
IMMUNOHISTOCHEMICAL DEMONSTRATION OF GLYCOCONJUGATES BEARING THE TYPE-2 CHAIN-BACKBONE STRUCTURE IN HUMAN FETAL, NORMAL AND NEOPLASTIC GASTROINTESTINAL-TRACT HISTOCHEMISTRY,97(4):303-310 1992 Author:NAKAYAMA, J; OTA, H; KATSUYAMA, T; KANAI, M; TAKI, T; HIRABAYASHI, Y; SUZUKI, Y
A DUAL STAINING METHOD FOR IDENTIFYING MUCINS OF DIFFERENT GASTRIC EPITHELIAL MUCOUS CELLS HISTOCHEMICAL JOURNAL,23(1):22-28 1991 Author:OTA, H; KATSUYAMA, T; ISHII, K; NAKAYAMA, J; SHIOZAWA, T; TSUKAHARA, Y
ADENOCARCINOMA OF THE CERVICAL ESOPHAGUS ARISING FROM ECTOPIC GASTRIC-MUCOSA - THE HISTOCHEMICAL DETERMINATION OF ITS ORIGIN VIRCHOWS ARCHIV A-PATHOLOGICAL ANATOMY AND HISTOPATHOLOGY,419(2):159-164 1991 Author:ISHII, K; OTA, H; NAKAYAMA, J; KATSUYAMA, T; MATSUZAWA, K; HONDA, T; AKAMATSU, T
GRIFFONIA-SIMPLICIFOLIA AGGLUTININ-2-BINDING GLYCOPROTEIN AS A NOVEL CARBOHYDRATE ANTIGEN OF HUMAN COLONIC-CARCINOMA JAPANESE JOURNAL OFCANCER RESEARCH,81(4):388-395 1990 Author:NAKAYAMA, J; OKANO, A; MAEDA, H; MIYACHI, M; OTA, H; KATSUYAMA, T; KANAI, M
HISTOCHEMISTRY OF THE SURFACE MUCOUS GEL LAYER OF THE HUMAN GASTROINTESTINAL-TRACT JOURNAL OF HISTOCHEMISTRY&CYTOCHEMISTRY,38(7):1018-1018 1990 Author:KATSUYAMA, T; OTA, H; KANAI, M
講演・口頭発表等 Endocervical adenocarcinoma with gastric and intestinal phenotype correlates with adverse clinicopathological features and patient outcome. USCAP Annual Meeting 2020 2020 Presenter:Shiho Asaka, Tomoyuki Nakajima, Koichi a. Ida, Ryoichi Asaka, Tsutomu Miyamoto, Takeshi Uehara, Hiroyoshi Ota.
Correlation of Clinicopathological Features and LGR5 Expression in Colon Adenocarcinoma. USCAP Annual Meeting 2019 2019 Presenter:Koichi Sato, Takeshi Uehara, Tomoyuki Nakajima, Hiroyoshi Ota.
Immunophenotypic Classification of Endocervical Adenocarcinoma in situ Based on Comprehensive Immunohistochemical Markers: Gastric-Type, Gastrointestinal-Type, Intestinal-Type, and Mullerian-Type. USCAP Annual Meeting 2019 2019 Presenter:Shiho Asaka, Tomoyuki Nakajima, Takeshi Uehara, Hiroyoshi Ota.
Most colitis associated carcinomas lack expression of LgR5: implications for unique pathways of carcinogenesis compared to sporadic colorectal carcinoma. USCAP Annual Meeting 2019 2019 Presenter:Mai Iwaya, Hiroyoshi Ota, Tomoyuki Nakajima, Robert Riddell, James Conner.
Immunophenotypic Classification of Endocervical Adenocarcinoma in situ Based on Comprehensive Immunohistochemical Markers: Gastric-Type, Gastrointestinal-Type, Intestinal-Type, and Mullerian-Type. Mod Pathol 32 suppl 2 999 2019 Presenter:Asaka S, Nakajima T, Uehara T, Ota H.
A Distinct Clinicopathological Entity-Autoimmune Pancreatitis-Associated Prostatitis the United States and Canadian Academy of Pathology's 97th Annual Meeting, Denver 2008 Presenter:Uehara T, Hamano H, Kawakami M, Koyama M, Kawa S, Sano K, Honda T, Oki K, H Ota
Effect of Helicobacter infection on hepatocytes Asian Pacific Digestive Week 2007, Kobe 2007 Presenter:Ito K, Yamaoka Y, Yoffe B, Ota H, El-Zimaity H, Reyes VE, Tajiri H, Graham DY
Adherence, internalization and persistence of Helicobacter pylori in human hepatocytes The annual meeting of the American gastroenterological association and digestive disease week, Los Angeles 2006 Presenter:Ito K, Yamaoka Y, El-Zimaity H, Ota H, Graham DY
Translocation (11;18) and Gastric High Grade Lymphoma Risk the 71st Annual Scientific Meeting of the American College of Gastroenterology, Las Vegas 2006 Presenter:Toracchio S, PhD, de Jong D, Wotherspoon A, Rugge M, Ota H, Graham DY, El-Zimaity H
Roles of Th1 and Th2 cytokines expression in acute and chronic Helicobacter pylori infection using Mongolian gerbil model” XVIth International workshop gastrointestinal pathology and Helicobacter European Helicobacter study group, Stockholm, 2003 Presenter:Yamaoka Y, Yamauchi K, Ota H, Sugiyama A, Ishizone S, Graham DY, Maruta F, Murakami M, Katsuyama T
Roles of cagG and HP0524 in the cag pathogenicity island in the gastic pathogenesis using a Mongolian Gerbil model”, XVIth International workshop gastrointestinal pathology and Helicobacter European Helicobacter study group, Stockholm, 2003 Presenter:Saito H, Ishizone S, Sugiyama A, Ota H, Katsuyama T, Yamaoka Y, Miyagawa S
Helicobacter heilmannii infection induces chronic gastritis in Mongolian gerbils”, XVIth International workshop gastrointestinal pathology and Helicobacter European Helicobacter study group, Stockholm, 2003 2003 Presenter:Hosoda W, Kawakubo K, Ota H, Kawakami Y, Hayama M, Hidaka K, Sakura K, Kumagai T, Okimura Y, Katsuyama T
Cell kinetic study of the endometrium by nonisotopic in situ hybridization for histone H3 messenger RNA and immunohistochemistry for Ki-67 and for estrogen and progesterone receptors. Anat Rec 266 234-240 2002 Presenter:Hayama M, Ota H, Toki T, Ishii K, Honda T, Momose M, Nakata R
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