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Hiroshi Kawachi

niigata university

40H-index
298Paper Count
5.2KCitation Count
Published Papers 93
Publication Date
Distinct Involvement of X-Inactivation in Organogenesis
err2026-03-18
err0
PREAI
errM. Kawasaki; K. Kawasaki; M. Fukushima; F. Tisna Sari; V. Utama; A. Kesuma; A. Fujita; J. Nihara; K. Ichikawa; T. Kudo; S. Ghafoor; P.T. Sharpe; Y. Fukusumi; H. Kawachi; T. Maeda; B. Franco; A. Ohazama
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Gastric mesenchymal tumor with PTCH1::GLI2 fusion: a distinct subset of GLI1/GLI2-altered tumors?
err2026-02-11
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PREAI
errYukino Nikai; Kyoko Yamashita; Akito Dobashi; Yuki Togashi; Satoko Baba; Toshiaki Hirasawa; Motonari Ri; Souya Nunobe; Hiroshi Kawachi; Kengo Takeuchi
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Predictors of lymph node metastases, recurrence, and survival in patients with pedunculated-type T1 colorectal cancer
err2025-11-20
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PREAI
errKengo Kasuga; Toshio Uraoka; Yoshiki Kajiwara; Shiro Oka; Shinji Tanaka; Takahiro Nakamura; Shoichi Saito; Yosuke Fukunaga; Manabu Takamatsu; Hiroshi Kawachi; Kinichi Hotta; Hiroaki Ikematsu; Motohiro Kojima; Yutaka Saito; Yukihide Kanemitsu; Shigeki Sekine; Shinji Nagata; Kazutaka Yamada; Jun Konishi; Soichiro Ishihara; Yusuke Saitoh; Kenji Matsuda; Kazutomo Togashi; Koji Komori; Megumi Ishiguro; Toshio Kuwai; Takashi Okuyama; Akihiro Ohuchi; Shinobu Ohnuma; Kazuhiro Sakamoto; Tamotsu Sugai; Kenji Katsumata; Hiro-O. Matsushita; Hiro-O. Yamano; Keisuke Nakai; Naohiko Akimoto; Hirotoshi Kobayashi; Yoichi Ajioka; Kenichi Sugihara; Hideki Ueno
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Interobserver Agreement in Measuring Submucosal Invasion Depth in pT1b Esophageal Squamous Cell Carcinoma: Practical Implications for Post-Endoscopic Resection Treatment Decision
err2025-11-01
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PREAI
errTateishi, Yoko; Nakano, Kaoru; Fujishima, Fumiyoshi; Nakanishi, Yukihiro; Takamatsu, Manabu; Fujii, Satoshi; Kushima, Ryoji; Kawachi, Hiroshi
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Myxoid epithelioid smooth muscle tumor with a novel MEF2A::NCOA2 fusion arising in the rectum: case report and literature review
err2025-09-24
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PREAI
errJunko Kunieda; Kyoko Yamashita; Akito Dobashi; Yuki Togashi; Satoko Baba; Norihito Inoue; Kaoru Nakano; Akiko Chino; Shoichi Saito; Noriko Yamamoto; Hiroshi Kawachi; Kengo Takeuchi
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Induction chemotherapy followed by long-course chemoradiotherapy versus short-course radiotherapy followed by consolidation chemotherapy for achieving complete response in patients with locally advanced rectal cancer: a propensity-score matching study
err2025-09-01
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PREAI
errSato, Kentaro; Akiyoshi, Takashi; Noguchi, Tatsuki; Sakamoto, Takashi; Matsui, Shimpei; Mukai, Toshiki; Yamaguchi, Tomohiro; Koyama, Masamichi; Taguchi, Senzo; Chino, Akiko; Kawachi, Hiroshi; Shinozaki, Eiji; Yamaguchi, Kensei
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Comparison of clinicopathological features of gastric carcinoma in autoimmune gastritis with and without Helicobacter pylori infection
err2025-07-25
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PREAI
errAyaka Takasu; Toshiaki Hirasawa; Yuka Higashi; Kaoru Nakano; Souya Nunobe; Takuji Gotoda; Hiroshi Kawachi
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Differential effects of RAS mutations on chemoradiotherapy and total neoadjuvant therapy in locally advanced rectal cancer
err2025-07-14
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PREAI
errErina Haraguchi; Takashi Akiyoshi; Tatsuki Noguchi; Takashi Sakamoto; Shimpei Matsui; Toshiki Mukai; Tomohiro Yamaguchi; Masamichi Koyama; Senzo Taguchi; Akiko Chino; Hiroshi Kawachi; Eiji Shinozaki; Kensei Yamaguchi
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Annual Trends in the Diagnosis of Autoimmune Gastritis over 11 Years at a Single Facility in Japan
err2025-03-07
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PREAI
errNakano, Kaoru; Hirasawa, Toshiaki; Takasu, Ayaka; Higashi, Yuka; Nunobe, Souya; Shimoda, Masayuki; Takeuchi, Kengo; Kawachi, Hiroshi
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Response to Yu Yang et al
err2025-03-03
err0
PREAI
errTamaru, Y; Kuwai, T; Kajiwara, Y; Oka, S; Saito, S; Fukunaga, Y; Kawachi, H; Takamatsu, M; Hotta, K; Ikematsu, H; Kojima, M; Saito, Y; Kanemitsu, Y; Yamada, M; Sekine, S; Tanaka, S; Nagata, S; Nakamura, T; Yamada, K; Konno, M; Ishihara, S; Saitoh, Y; Matsuda, K; Togashi, K; Komori, K; Ishiguro, M; Okuyama, T; Ohuchi, A; Ohnuma, S; Sakamoto, K; Sugai, T; Katsumata, K; Matsushita, HO; Yamano, HO; Nakai, K; Uraoka, T; Akimoto, N; Kobayashi, H; Ajioka, Y; Sugihara, K; Ueno, H
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Prognostic Significance of Desmoplastic Reaction After Neoadjuvant Chemoradiotherapy in Advanced Rectal Cancer
err2024-12-03
err0
PREAI
errSano, Shuhei; Akiyoshi, Takashi; Yamamoto, Noriko; Noguchi, Tatsuki; Sakamoto, Takashi; Matsui, Shimpei; Mukai, Toshiki; Yamaguchi, Tomohiro; Taketomi, Akinobu; Fukunaga, Yosuke; Miyazaki, Naoki; Kawachi, Hiroshi
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Comprehensive pathological evaluation of risk factors for metastasis after endoscopic resection of superficial esophageal squamous cell carcinoma
err2024-11-26
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PREAI
errIshihara, Ryu; Kawachi, Hiroshi; Nakano, Kaoru; Kadota, Tomohiro; Matsuno, Kenshi; Takizawa, Ayumu; Matsunaga, Takashi; Ishiyama, Akiyoshi; Yano, Tomonori; Takahashi, Hiroaki; Fujii, Satoshi
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Features of Lateral Pelvic Lymph Nodes Associated With Pathological Involvement After Total Neoadjuvant Therapy in Patients Undergoing Lateral Pelvic Lymph Node Dissection
err2024-11-18
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PREAI
errNoguchi, Tatsuki; Akiyoshi, Takashi; Sakamoto, Takashi; Matsui, Shimpei; Mukai, Toshiki; Yamaguchi, Tomohiro; Koyama, Masamichi; Taguchi, Senzo; Shinozaki, Eiji; Kawachi, Hiroshi; Fukunaga, Yosuke
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Treatment Decision for Locally Resected T1 Colorectal Carcinoma-Verification of the Japanese Guideline Criteria for Additional Surgery Based on Long-Term Clinical Outcomes (vol 119, pg 2019, 2024)
err2024-08-26
err1
PREAI
errOka, Shiro; Tanaka, Shinji; Kajiwara, Yoshiki; Saito, Shoichi; Fukunaga, Yosuke; Takamatsu, Manabu; Kawachi, Hiroshi; Hotta, Kinich; Ikematsu, Hiroaki; Kojima, Motohiro; Saito, Yutaka; Yamada, Masayoshi; Kanemitsu, Yukihide; Sekine, Shigeki; Nagata, Shinji; Yamada, Kazutaka; Kobayashi, Nozomu; Ishihara, Soichiro; Saitoh, Yusuke; Matsuda, Kenji; Togashi, Kazutomo; Komori, Koji; Ishiguro, Megumi; Kuwai, Toshio; Okuyama, Takashi; Ohuchi, Akihiro; Ohnuma, Shinobu; Sakamoto, Kazuhiro; Sugai, Tamotsu; Katsumata, Kenji; Matsushita, Hiro-O; Yamano, Hiro-O; Eda, Hirotsugu; Uraoka, Toshio; Akimoto, Naohiko; Kobayashi, Hirotoshi; Sugihara, Kenichi; Ueno, Hideki
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International consensus on the management of large (≥20 mm) colorectal laterally spreading tumors: World Endoscopy Organization Delphi study
err2024-06-27
err0
errOAAI
errDjinbachian, Roupen; Rex, Douglas K.; Chiu, Han-Mo; Fukami, Norio; Aihara, Hiroyuki; Bastiaansen, Barbara A. J.; Bechara, Robert; Bhandari, Pradeep; Bhatt, Amit; Bourke, Michael J.; Byeon, Jeong-Sik; Cardoso, Daniela; Chino, Akiko; Chiu, Philip W. Y.; Dekker, Evelien; Draganov, Peter V.; Elkholy, Shaimaa; Emura, Fabian; Goldblum, John; Haji, Amyn; Ho, Shiaw-Hooi; Jung, Yunho; Kawachi, Hiroshi; Khashab, Mouen; Khomvilai, Supakij; Kim, Eun Ran; Maselli, Roberta; Messmann, Helmut; Moons, Leon; Mori, Yuichi; Nakanishi, Yukihiro; Ngamruengphong, Saowanee; Parra-Blanco, Adolfo; Pellise, Maria; Pinto, Rafael Castilho; Pioche, Mathieu; Pohl, Heiko; Rastogi, Amit; Repici, Alessandro; Sethi, Amrita; Singh, Rajvinder; Suzuki, Noriko; Tanaka, Shinji; Vieth, Michael; Yamamoto, Hironori; Yang, Dong-Hoon; Yokoi, Chizu; Saito, Yutaka; von Renteln, Daniel
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Long-Term Outcomes of Additional Surgery After Endoscopic Resection Versus Primary Surgery for T1 Colorectal Cancer
err2024-06-12
err0
errOAAI
errTamaru, Yuzuru; Kuwai, Toshio; Kajiwara, Yoshiki; Oka, Shiro; Saito, Shoichi; Fukunaga, Yosuke; Kawachi, Hiroshi; Takamatsu, Manabu; Hotta, Kinichi; Ikematsu, Hiroaki; Kojima, Motohiro; Saito, Yutaka; Kanemitsu, Yukihide; Yamada, Masayoshi; Sekine, Shigeki; Tanaka, Shinji; Nagata, Shinji; Nakamura, Takahiro; Yamada, Kazutaka; Konno, Maki; Ishihara, Soichiro; Saitoh, Yusuke; Matsuda, Kenji; Togashi, Kazutomo; Komori, Koji; Ishiguro, Megumi; Okuyama, Takashi; Ohuchi, Akihiro; Ohnuma, Shinobu; Sakamoto, Kazuhiro; Sugai, Tamotsu; Katsumata, Kenji; Matsushita, Hiro-o; Yamano, Hiro-o; Nakai, Keisuke; Uraoka, Toshio; Akimoto, Naohiko; Kobayashi, Hirotoshi; Ajioka, Yoichi; Sugihara, Kenichi; Ueno, Hideki
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Three-year outcomes of preoperative chemoradiotherapy plus nivolumab in microsatellite stable and microsatellite instability-high locally advanced rectal cancer
err2024-06-04
err2
PREAI
errTsukada, Yuichiro; Bando, Hideaki; Inamori, Koji; Wakabayashi, Masashi; Togashi, Yosuke; Koyama, Shohei; Kotani, Daisuke; Yuki, Satoshi; Komatsu, Yoshito; Homma, Shigenori; Taketomi, Akinobu; Uemura, Mamoru; Kato, Takeshi; Fukui, Makoto; Nakamura, Naoki; Kojima, Motohiro; Kawachi, Hiroshi; Kirsch, Richard; Yoshida, Tsutomu; Sato, Akihiro; Nishikawa, Hiroyoshi; Ito, Masaaki; Yoshino, Takayuki
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Early gastric cancer with RhoGAP fusion is linked to frequent nodal metastasis and a part of microtubular-mucocellular histology
err2024-05-16
err0
PREAI
errNoda, Hiroto; Sakata, Seiji; Baba, Satoko; Togashi, Yuki; Nakano, Kaoru; Hirasawa, Toshiaki; Nakayama, Izuma; Hata, Chiina; Takamatsu, Manabu; Sugawara, Emiko; Yamamoto, Noriko; Fujisaki, Junko; Nunobe, Souya; Iwakiri, Katsuhiko; Takeuchi, Kengo; Kawachi, Hiroshi
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Treatment Decision for Locally Resected T1 Colorectal Carcinoma-Verification of the Japanese Guideline Criteria for Additional Surgery Based on Long-Term Clinical Outcomes
err2024-02-12
err2
errOAAI
errOka, Shiro; Tanaka, Shinji; Kajiwara, Yoshiki; Saito, Shoichi; Fukunaga, Yosuke; Takamatsu, Manabu; Kawachi, Hiroshi; Hotta, Kinich; Ikematsu, Hiroaki; Kojima, Motohiro; Saito, Yutaka; Yamada, Masayoshi; Kanemitsu, Yukihide; Sekine, Shigeki; Nagata, Shinji; Yamada, Kazutaka; Kobayashi, Nozomu; Ishihara, Soichiro; Saitoh, Yusuke; Matsuda, Kenji; Togashi, Kazutomo; Komori, Koji; Ishiguro, Megumi; Kuwai, Toshio; Okuyama, Takashi; Ohuchi, Akihiro; Ohnuma, Shinobu; Sakamoto, Kazuhiro; Sugai, Tamotsu; Katsumata, Kenji; Matsushita, Hiro-o; Yamano, Hiro-o; Eda, Hirotsugu; Uraoka, Toshio; Akimoto, Naohiko; Kobayashi, Hirotoshi; Sugihara, Kenichi; Ueno, Hideki
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Prediction of the invasion depth of superficial nonampullary duodenal adenocarcinoma
err2023-12-27
err3
PREAI
errMorita, Yuki; Yoshimizu, Shoichi; Takamatsu, Manabu; Kawachi, Hiroshi; Nakano, Kaoru; Ikenoyama, Yohei; Tokai, Yoshitaka; Namikawa, Ken; Horiuchi, Yusuke; Ishiyama, Akiyoshi; Yoshio, Toshiyuki; Hirasawa, Toshiaki; Fujisaki, Junko
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