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Koichi Ohshima

st marianna university

76H-index
952Paper Count
2.2WCitation Count
Published Papers 168
Publication Date
Fibrin-associated large B-cell lymphoma arising in benign gynecologic tumors: insights into disease spectrum expansion and pathophysiology
err2026-04-11
err0
PREAI
errTaro Sawabe; Junichi Kiyasu; Yoshihiro Ohishi; Naoki Abe; Koki Yagi; Makoto Oyama; Kosuke Hoashi; Mariko Tsuda; Akiko Takamatsu; Eriko Fujioka; Yuka Hiraki; Hiroshi Tsujioka; Koichi Ohshima; Hiroaki Miyoshi; Motoaki Shiratsuchi
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Long-term Outcomes of Chronic Active Epstein-Barr Virus Infection in Childhood After Dominantly Infected Lymphocyte Subpopulation Management
err2026-04-01
err0
PREAI
errHarada, Nobutaka; Sonoda, Motoshi; Park, Sungyeon; Ohga, Shinya; Eguchi, Katsuhide; Adachi, Shunichi; Kinoshita, Keishiro; Yada, Yutaro; Shiraishi, Akira; Ohshima, Koichi; Arai, Ayako; Ishimura, Masataka; Ohga, Shouichi
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Explainable Classifier for Malignant Lymphoma Subtyping via Cell Graph and Image Fusion
err2026-01-01
err0
PREAI
errNishiyama, Daiki; Miyoshi, Hiroaki; Hashimoto, Noriaki; Ohshima, Koichi; Hontani, Hidekata; Takeuchi, Ichiro; Sakuma, Jun
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A case of primary intestinal T-follicular helper cell lymphoma
err2025-07-29
err0
PREAI
errReiji Muto; Hiroaki Miyoshi; Seiya Kato; Takahiro Mizutani; Noriyuki Saito; Koichi Ohshima
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In vivo CRISPR screening reveals cooperation of KMT2D and TP53 deficiencies in B-cell lymphomagenesis
err2025-07-21
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errOAAI
errKentaro Yamaguchi; Junji Koya; Kota Mizuno; Yosuke Mizukami; Kota Yoshifuji; Yuki Saito; Mariko Tabata; Sumito Shingaki; Mitsuhiro Yuasa; Yuta Ito; Kazutaka Nakashima; Kostiantyn Dreval; Ryan D. Morin; Kenichi Chiba; Ai Okada; Yuichi Shiraishi; Koichi Murakami; Yasunori Kogure; Koichi Ohshima; Keisuke Kataoka
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Association of Epstein–Barr viral genomic alterations to human pathologies
errBlood
IF23.1
err2025-06-27
err0
errOAAI
errHtet Thiri Khine; Yoshitaka Sato; Motoharu Hamada; Miki Umeda; Akira Iizuka; Shika Son; Haruto Arai; Yuki Kojima; Takahiro Watanabe; Azumi Naruse; Kimitoshi Goto; Koichi Ohshima; Yuta Akutsu; Masato Nakaguro; Akira Satou; Hiromi Kataoka; Yoshinori Ito; Akihisa Sawada; Seiichi Kato; Jun-ichi Kawada; Takayuki Murata; Yusuke Okuno; Hiroshi Kimura
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TP53 and CDKN2A alterations define a poor prognostic subgroup in patients with nodal T follicular helper cell lymphoma
errLEUKEMIA
IF13.4
err2025-05-02
err0
PREAI
errIto, Yuta; Shimono, Joji; Kawamoto, Keisuke; Hatanaka, Kanako C.; Kogure, Yasunori; Tabata, Mariko; Saito, Yuki; Mizuno, Kota; Horie, Sara; Mizukami, Yosuke; Koya, Junji; Murakami, Koichi; Teshima, Takanori; Hatanaka, Yutaka; Chiba, Kenichi; Okada, Ai; Shiraishi, Yuichi; Miyoshi, Hiroaki; Matsuno, Yoshihiro; Ohshima, Koichi; Kataoka, Keisuke; Nakagawa, Masao
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Treatments and Outcomes of Newly Diagnosed CD5-Positive Diffuse Large B-Cell Lymphoma: A Multi-Institutional Observational Study
err2025-02-12
err0
errOAAI
errNato, Yuma; Miyazaki, Kana; Maruyama, Dai; Takahashi, Hiroyuki; Sunami, Kazutaka; Murakami, Satsuki; Negoro, Eiju; Miyazawa, Yuri; Choi, Ilseung; Okada, Takahiro; Takayama, Nobuyuki; Tomita, Naoto; Momose, Shuji; Kaneda, Yuto; Yoshida, Masahiro; Gomyo, Hiroshi; Toyama, Kohtaro; Nishikori, Momoko; Saito, Akio; Hiraga, Junji; Masunari, Taro; Takahashi, Naoki; Makiyama, Junya; Suzuki, Tomotaka; Tsunemine, Hiroko; Takizawa, Jun; Kato, Takeharu; Masaki, Yasufumi; Fukuhara, Noriko; Okamoto, Masataka; Tawara, Isao; Asano, Naoko; Ohshima, Koichi; Izutsu, Koji; Kato, Koji; Suzuki, Ritsuro; Yamaguchi, Motoko
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TIGIT expression on neoplastic cells is a poor prognostic factor for adult T-cell leukaemia/lymphoma
err2024-12-01
err0
PREAI
errYamada, Yuichi; Miyoshi, Hiroaki; Takeuchi, Mai; Nakashima, Kazutaka; Yamada, Kyohei; Kato, Takeharu; Tanaka, Ken; Kohno, Kei; Imaizumi, Yoshitaka; Miyazaki, Yasushi; Ohshima, Koichi
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Modeling NK-cell lymphoma in mice reveals its cell-of-origin and microenvironmental changes and identifies therapeutic targets
err2024-10-22
err0
errOAAI
errKoya, Junji; Tanigawa, Tomohiko; Mizuno, Kota; Kim, Haryoon; Ito, Yuta; Yuasa, Mitsuhiro; Yamaguchi, Kentaro; Kogure, Yasunori; Saito, Yuki; Shingaki, Sumito; Tabata, Mariko; Murakami, Koichi; Chiba, Kenichi; Okada, Ai; Shiraishi, Yuichi; Marouf, Amira; Lievin, Raphael; Chaubard, Sammara; Jaccard, Arnaud; Hermine, Olivier; de Leval, Laurence; Tournilhac, Olivier; Damaj, Gandhi; Gaulard, Philippe; Couronne, Lucile; Yasui, Teruhito; Nakashima, Kazutaka; Miyoshi, Hiroaki; Ohshima, Koichi; Kataoka, Keisuke
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Comprehensive Genetic Profiling Reveals Frequent Alterations of Driver Genes on the X Chromosome in Extranodal NK/T-cell Lymphoma
err2024-04-24
err2
PREAI
errIto, Yuta; Marouf, Amira; Kogure, Yasunori; Koya, Junji; Lievin, Raphael; Bruneau, Julie; Tabata, Mariko; Saito, Yuki; Shingaki, Sumito; Yuasa, Mitsuhiro; Yamaguchi, Kentaro; Murakami, Koichi; Weil, Robert; Vavasseur, Manon; Andrieu, Guillaume P.; Latiri, Mehdi; Veleanu, Layla; Dussiot, Michael; Andre, Isabelle; Joshi, Akshay; Lagresle-Peyrou, Chantal; Magerus, Aude; Chaubard, Sammara; Lavergne, David; Bachy, Emmanuel; Brunet, Erika; Fataccioli, Virginie; Brouzes, Chantal; Laurent, Camille; de Leval, Laurence; Traverse-Glehen, Alexandra; Bossard, Celine; Parrens, Marie; Meignin, Veronique; Philippe, Laure; Rossignol, Julien; Suarez, Felipe; Michot, Jean-Marie; Tournilhac, Olivier; Damaj, Gandhi; Lemonnier, Francois; Bole-Feysot, Christine; Nitschke, Patrick; Tesson, Bruno; Laurent, Cecile; Molina, Thierry; Asnafi, Vahid; Watatani, Yosaku; Chiba, Kenichi; Okada, Ai; Shiraishi, Yuichi; Tsukita, Sachiko; Izutsu, Koji; Miyoshi, Hiroaki; Ohshima, Koichi; Sakata, Seiji; Dobashi, Akito; Takeuchi, Kengo; Sanada, Masashi; Gaulard, Philippe; Jaccard, Arnaud; Ogawa, Seishi; Hermine, Olivier; Kataoka, Keisuke; Couronne, Lucile
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Post-transplant lymphoproliferative disease of two different histological types
err2024-04-13
err0
PREAI
errOnaka, Takashi; Ohshima, Koichi; Kinoshita, Izumi; Miyakawa, Naoto; Shirae, Atsuto; Kato-Ogura, Aiko; Otsuka, Yasuyuki; Iwai, Fumie; Yonezawa, Akihito
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The Detection of Neoplastic Cells Using Objective Cytomorphologic Parameters in Malignant Lymphoma
err2024-03-01
err2
PREAI
errNagaishi, Miharu; Miyoshi, Hiroaki; Kugler, Mauricio; Sato, Kensaku; Kohno, Kei; Takeuchi, Mai; Yamada, Kyohei; Furuta, Takuya; Hashimoto, Noriaki; Takeuchi, Ichiro; Hontani, Hidekata; Ohshima, Koichi
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Secondary central nervous system involvement in patients with diffuse large B-cell lymphoma treated with rituximab combined CHOP therapy - a supplementary analysis of JCOG0601
err2024-01-27
err1
errOAAI
errShimada, Kazuyuki; Ohmachi, Ken; Machida, Ryunosuke; Ota, Shuichi; Itamura, Hidekazu; Tsujimura, Hideki; Takayama, Nobuyuki; Shimada, Takaki; Kurosawa, Mitsutoshi; Tabayashi, Takayuki; Shimoyama, Tatsu; Ohshima, Koichi; Miyazaki, Kana; Maruyama, Dai; Kinoshita, Tomohiro; Ando, Kiyoshi; Hotta, Tomomitsu; Tsukasaki, Kunihiro; Nagai, Hirokazu
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iPSC-derived hypoimmunogenic tissue resident memory T cells mediate robust anti-tumor activity against cervical cancer
err2023-12-01
err4
errOAAI
errFurukawa, Yoshiki; Ishii, Midori; Ando, Jun; Ikeda, Kazuya; Igarashi, Kyomi J.; Kinoshita, Shintaro; Azusawa, Yoko; Toyota, Tokuko; Honda, Tadahiro; Nakanishi, Mahito; Ohshima, Koichi; Masuda, Ayako; Yoshida, Emiko; Kitade, Mari; Porteus, Matthew; Terao, Yasuhisa; Nakauchi, Hiromitsu; Ando, Miki
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Clinicopathological analysis of CD47 and signal regulatory protein alpha expression in myeloid sarcoma patients: CD47 expression is a favourable prognostic factor
err2023-11-01
err1
PREAI
errTanaka, Ken; Miyoshi, Hiroaki; Kawamoto, Keisuke; Shimasaki, Yasumasa; Nakashima, Kazutaka; Imamoto, Teppei; Yamada, Kyohei; Takeuchi, Mai; Moritsubo, Mayuko; Furuta, Takuya; Kohno, Kei; Tamura, Sinobu; Sonoki, Takashi; Ohshima, Koichi
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Comparison and Development of Immunohistochemical Diagnostic Criteria for Blastic Plasmacytoid Dendritic Cell Neoplasm
err2023-10-01
err4
PREAI
errSakamoto, Kana; Baba, Satoko; Okumura, Yuka; Momose, Shuji; Ono, Sawako; Tonooka, Akiko; Ichinohasama, Ryo; Takakuwa, Emi; Nakasone, Hideki; Ohshima, Koichi; Takeuchi, Kengo
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Intratumoral thrombosis as a histological biomarker for predicting epidermal growth factor receptor alteration and poor prognosis in patients with glioblastomas
err2023-09-14
err4
PREAI
errFuruta, Takuya; Negoto, Tetsuya; Miyoshi, Hiroaki; Moritsubo, Mayuko; Nakamura, Hideo; Morioka, Motohiro; Akiba, Jun; Ohshima, Koichi; Sugita, Yasuo
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Co-stimulatory and immune checkpoint molecules are important in the tumor microenvironment of Hodgkin-like adult T-cell leukemia/lymphoma
err2023-07-13
err0
errOAAI
errTakeuchi, Mai; Miyoshi, Hiroaki; Semba, Yuichiro; Yamada, Kyohei; Nakashima, Kazutaka; Sato, Kensaku; Furuta, Takuya; Moritsubo, Mayuko; Ogura, Yusuke; Tanaka, Ken; Imamoto, Teppei; Arakawa, Fumiko; Kohno, Kei; Ohshima, Koichi
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Digital spatial profiling of CD4+ T cells in classic Hodgkin lymphoma
err2023-06-04
err5
PREAI
errTakeuchi, Mai; Miyoshi, Hiroaki; Semba, Yuichiro; Yamada, Kyohei; Nakashima, Kazutaka; Sato, Kensaku; Furuta, Takuya; Moritsubo, Mayuko; Ogura, Yusuke; Tanaka, Ken; Imamoto, Teppei; Arakawa, Fumiko; Kohno, Kei; Ohshima, Koichi
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