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Narikazu Boku

national cancer center

75H-index
813Paper Count
2.9WCitation Count
Published Papers 224
Publication Date
Role of tumor markers before or during chemotherapy for digestive neuroendocrine carcinomas as an exploratory analysis of JCOG1213
err2026-04-16
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errTomoyuki Satake; Chigusa Morizane; Nozomu Machida; Yoshitaka Honma; Takuji Okusaka; Narikazu Boku; Ken Kato; Gakuto Ogawa; Yusuke Sano; Hiroshi Imaoka; Satoshi Kobayashi; Takeshi Terashima; Masafumi Ikeda; Naohiro Okano; Kensei Yamaguchi; Takuji Sato; Nobumasa Mizuno; Yuko Kitagawa; Masanori Terashima; Makoto Ueno
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A phase II study evaluating the preventive effect of topical hydrocortisone for capecitabine-induced hand-foot syndrome in patients with colorectal cancer receiving adjuvant chemotherapy with capecitabine plus oxaliplatin (T-CRACC study)
err2025-08-14
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errYohei Iimura; Keisuke Baba; Naoki Furukawa; Masaaki Ishibashi; Chieko Sasuga; Yuka Ahiko; Satoko Monma; Naoki Sakuyama; Susumu Aikou; Dai Shida; Masanori Nojima; Seiichiro Kuroda; Narikazu Boku
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A randomized, double-blind, placebo-controlled phase III study evaluating the preventive effect of diclofenac cream on capecitabine-related hand-foot syndrome: study protocol of J-SUPPORT2401/JORTC-SUP06 (J-DIRECT)
err2025-05-14
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errIimura, Yohei; Ishiguro, Hiroshi; Hashimoto, Hironobu; Nojima, Masanori; Oyamada, Shunsuke; Mori, Keita; Ariyoshi, Keisuke; Kuroda, Seiichiro; Hirakawa, Satoshi; Fujiwara, Noriko; Yokota, Tomoya; Zenda, Sadamoto; Matsuoka, Hiromichi; Boku, Narikazu
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A nonrandomized, single-arm confirmatory trial of expanded endoscopic submucosal dissection indication for undifferentiated early gastric cancer: Japan Clinical Oncology Group study (JCOG1009/1010) (vol 24, pg 479, 2020)
err2025-02-13
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errTakizawa, Kohei; Ono, Hiroyuki; Hasuike, Noriaki; Takashima, Atsuo; Minashi, Keiko; Boku, Narikazu; Kushima, Ryoji; Katayama, Hiroshi; Ogawa, Gakuto; Fukuda, Haruhiko; Fujisaki, Junko; Oda, Ichiro; Yano, Tomonori; Hori, Shinichiro; Doyama, Hisashi; Hirasawa, Kingo; Yamamoto, Yoshinobu; Ishihara, Ryu; Tanabe, Satoshi; Niwa, Yasumasa; Nakagawa, Masahiro; Terashima, Masanori; Muto, Manabu; Gastrointestinal Endoscopy Grp GIESG; SCSG; Japan Clin Oncol Grp
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Potential impact of APC mutation on survival via immune evasion through WNT signaling activation in HER2-positive gastric cancer treated with trastuzumab (tmab), nivolumab (nivo), and chemotherapy
err2024-09-01
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PREAI
errWakatsuki, T.; Mashima, T.; Yamamoto, N.; Ooki, A.; Shoji, H.; Chin, K.; Ogura, M.; Kiyotani, K.; Nakayama, I.; Osumi, H.; Fukuoka, S.; Shinozaki, E.; Minashi, K.; Hara, H.; Takeuchi, K.; Seimiya, H.; Kitano, S.; Boku, N.; Yamaguchi, K.; Takahari, D.
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Nivolumab plus chemotherapy in patients with HER2-negative, previously untreated, unresectable, advanced, or recurrent gastric/gastroesophageal junction cancer: 3-year follow-up of the ATTRACTION-4 randomized, double-blind, placebo-controlled, phase 3 trial
err2024-08-20
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errBoku, Narikazu; Omori, Takeshi; Shitara, Kohei; Sakuramoto, Shinichi; Yamaguchi, Kensei; Kato, Ken; Kadowaki, Shigenori; Tsuji, Kunihiro; Ryu, Min-Hee; Oh, Do-Youn; Oh, Sang Cheul; Rha, Sun Young; Lee, Keun-Wook; Chung, Ik-Joo; Sym, Sun Jin; Chen, Li-Tzong; Chen, Jen-Shi; Bai, Li-Yuan; Nakada, Takashi; Hagihara, Shunsuke; Makino, Reina; Nishiyama, Eiji; Kang, Yoon-Koo
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Shared decision-making support program for older patients with advanced cancer using a question prompt list and geriatric assessment: A pilot randomized controlled trial
err2024-06-01
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errObama, Kyoko; Fujimori, Maiko; Boku, Narikazu; Matsuoka, Ayumu; Mori, Keita; Okizaki, Ayumi; Miyaji, Tempei; Okamura, Masako; Majima, Yoshiyuki; Goto, Shinichi; Shimazu, Taichi; Uchitomi, Yosuke
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A Phase II Study of FOLFIRI Plus Ziv-Aflibercept After Trifluridine/Tipiracil Plus Bevacizumab in Patients with Metastatic Colorectal Cancer: WJOG 11018G
err2024-03-01
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errMatsumoto, Toshihiko; Yamamoto, Yoshiyuki; Kotaka, Masahito; Masuishi, Toshiki; Tsuji, Yasushi; Shoji, Hirokazu; Hirata, Kenro; Tsuduki, Takao; Makiyama, Akitaka; Izawa, Naoki; Takahashi, Naoki; Tsuda, Masahiro; Yasui, Hisateru; Ohta, Takashi; Kito, Yosuke; Otsu, Satoshi; Hironaka, Shuichi; Yamazaki, Kentaro; Boku, Narikazu; Hyodo, Ichinosuke; Yoshimura, Kenichi; Muro, Kei
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Rivoceranib, a VEGFR-2 inhibitor, monotherapy in previously treated patients with advanced or metastatic gastric or gastroesophageal junction cancer (ANGEL study): an international, randomized, placebo-controlled, phase 3 trial
err2024-01-28
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errKang, Yoon-Koo; Ryu, Min-Hee; Di Bartolomeo, Maria; Chau, Ian; Yoon, Harry; Kim, Jong Gwang; Lee, Keun-Wook; Oh, Sang Chul; Takashima, Atsuo; Kryzhanivska, Anna; Chao, Yee; Evesque, Ludovic; Schenker, Michael; Mcginn, Arlo; Zhao, Yufan; Lee, Jennifer; Wyrwicz, Lucjan; Boku, Narikazu
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Early endpoints of a randomized phase II trial of preoperative chemotherapy with S-1/CDDP with or without trastuzumab followed by surgery for HER2-positive resectable gastric or esophagogastric junction adenocarcinoma with extensive lymph node metastasis: Japan Clinical Oncology Group study JCOG1301C (Trigger Study)
err2024-01-19
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errTokunaga, Masanori; Machida, Nozomu; Mizusawa, Junki; Ito, Seiji; Yabusaki, Hiroshi; Hirao, Motohiro; Watanabe, Masaya; Imamura, Hiroshi; Kinoshita, Takahiro; Yasuda, Takushi; Hihara, Jun; Fukuda, Haruhiko; Yoshikawa, Takaki; Boku, Narikazu; Terashima, Masanori
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Randomized phase II study comparing neoadjuvant 5-fluorouracil/oxaliplatin/docetaxel versus docetaxel/oxaliplatin/S-1 for patients with type 4 or large type 3 gastric cancer
err2023-10-26
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PREAI
errHashimoto, Tadayoshi; Nakayama, Izuma; Ohashi, Manabu; Mizusawa, Junki; Kawachi, Hiroshi; Kita, Ryosuke; Fukuda, Haruhiko; Kurokawa, Yukinori; Boku, Narikazu; Yoshikawa, Takaki; Terashima, Masanori
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Randomized controlled phase III trial to investigate superiority of robot-assisted gastrectomy over laparoscopic gastrectomy for clinical stage T1-4aN0-3 gastric cancer patients (JCOG1907, MONA LISA study): a study protocol
err2023-10-17
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errMakuuchi, Rie; Terashima, Masanori; Terada, Mitsumi; Mizusawa, Junki; Kita, Ryosuke; Tokunaga, Masanori; Omori, Takeshi; Ojima, Toshiyasu; Ehara, Kazuhisa; Watanabe, Masaya; Yanagimoto, Yoshitomo; Nunobe, Souya; Kinoshita, Takahiro; Ito, Seiji; Nishida, Yasunori; Hihara, Jun; Boku, Narikazu; Kurokawa, Yukinori; Yoshikawa, Takaki
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Role of tumor markers before or during chemotherapy for poorly differentiated neuroendocrine carcinomas of the digestive system: An exploratory analysis of JCOG1213
err2023-10-01
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errSatake, T.; Morizane, C.; Machida, N.; Honma, Y.; Okusaka, T.; Boku, N.; Kato, K.; Ogawa, G.; Sano, Y.; Imaoka, H.; Kobayashi, S.; Terashima, T.; Ikeda, M.; Okano, N.; Yamaguchi, K.; Sato, T.; Mizuno, N.; Kitagawa, Y.; Terashima, M.; Ueno, M.
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Clinical Impact of ERBB2 copy number and tumor mutation burden (TMB) in patients with HER2-positive advanced gastric cancer treated by nivolumab (N-mab) plus trastuzumab (T-mab) and standard chemotherapy
err2023-10-01
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errShoji, H.; Wakatsuki, T.; Takahari, D.; Yamamoto, N.; Ooki, A.; Chin, K.; Kurihara, N.; Kiyotani, K.; Mashima, T.; Ogura, M.; Nakayama, I.; Minashi, K.; Hara, H.; Shinozaki, E.; Ishizuka, N.; Kitano, S.; Seimiya, H.; Takeuchi, K.; Boku, N.; Yamaguchi, K.
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A phase I study of pevonedistat plus capeOX in patients with advanced gastric cancer refractory to platinum (NCCH-1811)
err2023-10-01
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PREAI
errTakahari, D.; Shoji, H.; Ooki, A.; Hirano, H.; Okita, N. T.; Nagashima, K.; Adachi, J.; Yamaguchi, K.; Kato, K.; Boku, N.
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APC mutation (mt.), MYC, and GATA6 amplifications (amp.) were associated with worse survival in HER2-positive advanced gastric cancer patients treated with S-1/ capecitabine plus oxaliplatin combined with trastuzumab (Tmab) and nivolumab (N-mab)
err2023-10-01
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errWakatsuki, T.; Takahari, D.; Yamamoto, N.; Ooki, A.; Chin, K.; Kurihara, N.; Mashima, T.; Ogura, M.; Nakayama, I.; Fukuoka, S.; Hirano, H.; Minashi, K.; Hara, H.; Kato, K.; Ishizuka, N.; Kitano, S.; Seimiya, H.; Takeuchi, K.; Boku, N.; Yamaguchi, K.
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The primary results of an intergroup phase III randomized controlled trial comparing ramucirumab plus irinotecan with irinotecan in the third or later line treatment beyond progression after ramucirumab for advanced gastric cancer (RINDBeRG trial)
err2023-10-01
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errKadowaki, S.; Sakai, D.; Kawabata, R.; Hara, H.; Yasui, H.; Takahashi, M.; Hirao, M.; Imai, H.; Minashi, K.; Kawakami, T.; Satake, H.; Matsuyama, J.; Sakamoto, Y.; Sawada, K.; Kataoka, M.; Kawakami, H.; Shimokawa, T.; Boku, N.; Satoh, T.
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Randomised phase II trial of trifluridine/tipiracil (FTD/TPI) plus ramucirumab (RAM) versus trifluridine/tipiracil for previously treated patients with advanced gastric or esophagogastric junction adenocarcinoma (RETRIEVE study, WJOG15822G)
err2023-08-05
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errTakahashi, Naoki; Hara, Hiroki; Nagashima, Kengo; Hirata, Kenro; Masuishi, Toshiki; Matsumoto, Toshihiko; Kawakami, Hisato; Yamazaki, Kentaro; Hironaka, Shuichi; Boku, Narikazu; Muro, Kei
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A Phase II Trial of Trifluridine/Tipiracil in Combination with Cetuximab Rechallenge in Patients with RAS Wild-Type mCRC Refractory to Prior Anti-EGFR Antibodies: WJOG8916G Trial
err2023-05-06
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PREAI
errIzawa, Naoki; Masuishi, Toshiki; Takahashi, Naoki; Shoji, Hirokazu; Yamamoto, Yoshiyuki; Matsumoto, Toshihiko; Sugiyama, Keiji; Kajiwara, Takeshi; Kawakami, Kentaro; Aomatsu, Naoki; Kondoh, Chihiro; Kawakami, Hisato; Takegawa, Naoki; Esaki, Taito; Shimokawa, Mototsugu; Nishio, Kazuto; Narita, Yukiya; Hara, Hiroki; Sunakawa, Yu; Boku, Narikazu; Moriwaki, Toshikazu; Nakajima, Takako Eguchi; Muro, Kei
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