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Masahiro Onozawa
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Journal Articles

Combination of Low White Blood Cell Count and Impaired Renal Function Is a Risk Factor for Higher Concentrations of Venetoclax and Prolonged Neutropenia in AML Patients with Venetoclax Combined Regimen: Real World Experience in the Japanese Cohort

Minoru Kanaya, Yuji Mukai, Mirei Kobayashi, Sayaka Kajikawa, Toma Suzuki, Emi Yokoyama, Koh Izumiyama, Makoto Saito, Masanobu Morioka, Akio Mori, Toshihiro Matsukawa, Masahiro Onozawa, Goichi Yoshimoto, Mitsuru Moriyama, Sunggi Chi, Takanori Teshima, Yosuke Minami, Masato Honmma, Takeshi Kondo
Journal: Blood
Blood (2024) 144 (Supplement 1): 2930.
https://doi.org/10.1182/blood-2024-198943
Published: 2024
Journal Articles

Evaluation of Venetoclax Duration in Venetoclax-Azacitidine Regimen for Untreated Acute Myeloid Leukemia: Real World Experience from Hokkaido Leukemia Net

Minoru Kanaya, Masahiro Onozawa, Toshihiro Matsukawa, Naoki Miyashita, Fumiaki Fujii, Shota Yoshida, Jun Nagai, Masayuki Aiba, Daisuke Hidaka, Junichi Hashiguchi, Hajime Senjo, Tetsuyuki Igarashi, Masahiro Chiba, Satoshi Yamamoto, Taku Shimizu, Takashi Ishio, Shota Yokoyama, Ko Ebata, Satoshi Iyama, Tatsuo Oyake, Takeshi Kondo, Takanori Teshima
Journal: Blood
Blood (2024) 144 (Supplement 1): 6063.
https://doi.org/10.1182/blood-2024-200013
Published: 2024
Journal Articles

Evaluation of Lymphocyte Immunity in Patients Treated with Venetoclax-Azacitidine for Acute Myeloid Leukemia

Minoru Kanaya, Toma Suzuki, Sayaka Kajikawa, Emi Yokoyama, Koh Izumiyama, Makoto Saito, Masanobu Morioka, Akio Mori, Toshihiro Matsukawa, Masahiro Onozawa, Takanori Teshima, Takeshi Kondo
Journal: Blood
Blood (2024) 144 (Supplement 1): 6061.
https://doi.org/10.1182/blood-2024-198084
Published: 2024
Journal Articles

Post-Hoc Analysis of Measurable Residual Disease from BMT-CTN 1506/Morpho: FLT3-ITD Variant Allele Frequency and Survival Are Highly Correlated

Mark J. Levis, Mehdi Hamadani, Brent R. Logan, Richard J. Jones, Anurag K. Singh, Mark R. Litzow, John R. Wingard, Esperanza B. Papadopoulos, Alexander Perl, Robert J. Soiffer, Celalettin Ustun, Masumi Ueda Oshima, Geoffrey L Uy, Edmund K. Waller, Sumithira Vasu, Melhem M. Solh, Asmita Mishra, Lori S. Muffly, Hee-Je Kim, Matthias Stelljes, Yuho Najima, Masahiro Onozawa, Kirsty Thomson, Arnon Nagler, Andrew H. Wei, Guido Marcucci, Nahla Hasabou, Mathew Rosales, Jason Hill, Stanley C. Gill, Rishita Nuthethi, Denise King, Heather Wittsack, Adam Mendizabel, Steven M. Devine, Mary M. Horowitz, Yi-Bin Chen
Journal: Blood
Blood (2023) 142 (Supplement 1): 973.
https://doi.org/10.1182/blood-2023-177929
Published: 2023
Journal Articles

Bcor Truncation Mutations Collaborate with a U2AF1 S34F Mutant to Promote Clonal Hematopoiesis and MDS

Yang Jo Chung, Anthony Wokasch, Masahiro Onozawa, Peter D. Aplan
Journal: Blood
Blood (2023) 142 (Supplement 1): 4586.
https://doi.org/10.1182/blood-2023-189251
Published: 2023
Journal Articles

Low-Dose ATG Has the Same Risk of CMV Reactivation after Allogeneic PBSCT As Ptcy, but Letemovir Is Effective in Preventing CMV Reactivation

Takahide Ara, Yuta Hasegawa, Hiroyuki Ohigashi, Toshihiro Matsukawa, Souichi Shiratori, Atsushi Yasumoto, Hideki Goto, Masahiro Onozawa, Masao Nakagawa, Kaoru Kahata, Tomoyuki Endo, Daigo Hashimoto, Takanori Teshima
Journal: Blood
Blood (2023) 142 (Supplement 1): 3546.
https://doi.org/10.1182/blood-2023-191306
Published: 2023
Journal Articles

Recurrence of HBV Reactivation after Allogeneic Hematopoietic Transplantation in Recipients with Resolved HBV Infection: A Nation-Wide Multicenter Retrospective Study

Masahiro Onozawa, Shigeru Kusumoto, Yuho Najima, Hiroya Hashimoto, Kohei Okada, Masaharu Tamaki, Masatsugu Tanaka, Takayuki Sato, Tsutomu Takahashi, Kaoru Hatano, Koichi Onodera, Yukiyoshi Moriuchi, Kimikazu Yakushijin, Junya Kanda, Koji Nagafuji, Masao Ogata, Nobuaki Nakano, Akihiro Tamori, Masashi Mizokami
Journal: Blood
Blood (2023) 142 (Supplement 1): 3541.
https://doi.org/10.1182/blood-2023-173461
Published: 2023
Journal Articles

Genetic Mutation and Outcome of Venetoclax-Based Therapy in Newly Diagnosed AML in the Real World: Hokkaido Leukemia Net Study

Naoki Miyashita, Masahiro Onozawa, Jun Nagai, Shota Yoshida, Hiroyuki Kimura, Toshihiro Matsukawa, Shinsuke Hirabayashi, Akio Mori, Takeshi Kondo, Daisuke Hidaka, Koichiro Minauchi, Akio Shigematsu, Junichi Hashiguchi, Tetsuyuki Igarashi, Yasutaka Kakinoki, Yutaka Tsutsumi, Hiroshi Iwasaki, Shota Yokoyama, Kentaro Wakasa, Katsuya Fujimoto, Toshimichi Ishihara, Hajime Sakai, Satoshi Iyama, Tatsuo Oyake, Takanori Teshima
Journal: Blood
Blood (2023) 142 (Supplement 1): 1470.
https://doi.org/10.1182/blood-2023-173909
Published: 2023
Journal Articles

Calcineurin inhibitor inhibits tolerance induction by suppressing terminal exhaustion of donor T cells after allo-HCT

Hajime Senjo, Shinpei Harada, Shimpei I. Kubota, Yuki Tanaka, Takahiro Tateno, Zixuan Zhang, Satomi Okada, Xuanzhong Chen, Ryo Kikuchi, Naoki Miyashita, Masahiro Onozawa, Hideki Goto, Tomoyuki Endo, Yuta Hasegawa, Hiroyuki Ohigashi, Takahide Ara, Yoshinori Hasegawa, Masaaki Murakami, Takanori Teshima, Daigo Hashimoto
Journal: Blood
Blood (2023) 142 (5): 477–492.
https://doi.org/10.1182/blood.2023019875
Published: 2023
Includes: Supplemental data
Journal Articles

Booster Effect of a Third mRNA-Based COVID-19 Vaccine Dose in Patients with Myeloid Malignancies

Akio Mori, Masahiro Onozawa, Mirei Kobayashi, Shihori Tsukamoto, Hajime Senjo, Takashi Ishio, Emi Yokoyama, Koh Izumiyama, Makoto Saito, Haruna Muraki, Masanobu Morioka, Takanori Teshima, Takeshi Kondo
Journal: Blood
Blood (2022) 140 (Supplement 1): 9781–9782.
https://doi.org/10.1182/blood-2022-159849
Published: 2022
Journal Articles

Better Prognosis of Dominant-Negative Type of IKZF1 Deletion in BCR-ABL- positive Adult B-Cell Acute Lymphoblastic Leukemia

Hiroyuki Kimura, Masahiro Onozawa, Shota Yoshida, Naoki Miyashita, Shogo Takahashi, Shota Yokoyama, Toshihiro Matsukawa, Shinsuke Hirabayashi, Shinichi Fujisawa, Shuichi Ota, Daisuke Hidaka, Akio Mori, Takeshi Kondo, Yasutaka Kakinoki, Yutaka Tsutsumi, Satoshi Yamamoto, Takuto Miyagishima, Takahiro Nagashima, Makoto Ibata, Hajime Kobayashi, Yoshihito Haseyama, Katsuya Fujimoto, Toshimichi Ishihara, Hajime Sakai, Takanori Teshima
Journal: Blood
Blood (2022) 140 (Supplement 1): 9207–9208.
https://doi.org/10.1182/blood-2022-157881
Published: 2022
Journal Articles

Subclinical Minute FLT3 -ITD Clone Can be Detected in Clinically FLT3 -ITD-Negative Acute Myeloid Leukemia

Shota Yokoyama, Masahiro Onozawa, Shota Yoshida, Naoki Miyashita, Hiroyuki Kimura, Shogo Takahashi, Toshihiro Matsukawa, Shinichi Fujisawa, Kosuke Miki, Daisuke Hidaka, Junichi Hashiguchi, Kentaro Wakasa, Makoto Ibata, Yukari Takeda, Akio Shigematsu, Katsuya Fujimoto, Yutaka Tsutsumi, Akio Mori, Toshimichi Ishihara, Yasutaka Kakinoki, Takeshi Kondo, Takanori Teshima
Journal: Blood
Blood (2022) 140 (Supplement 1): 9094–9095.
https://doi.org/10.1182/blood-2022-162325
Published: 2022
Journal Articles

Prognostic Impact of CEBPA bZIP Domain Mutation in Cytogenetically Normal Acute Myeloid Leukemia

Naoki Miyashita, Masahiro Onozawa, Shota Yoshida, Hiroyuki Kimura, Shogo Takahashi, Shota Yokoyama, Toshihiro Matsukawa, Shinsuke Hirabayashi, Shinichi Fujisawa, Akio Mori, Shuichi Ota, Yasutaka Kakinoki, Yutaka Tsutsumi, Satoshi Yamamoto, Takuto Miyagishima, Takahiro Nagashima, Makoto Ibata, Hajime Kobayashi, Yoshihito Haseyama, Katsuya Fujimoto, Toshimichi Ishihara, Hajime Sakai, Takeshi Kondo, Takanori Teshima
Journal: Blood
Blood (2022) 140 (Supplement 1): 8950–8951.
https://doi.org/10.1182/blood-2022-158653
Published: 2022
Journal Articles

Clinical Features of Complex Karyotype in Newly Diagnosed Acute Myeloid Leukemia

Shota Yoshida, Masahiro Onozawa, Naoki Miyashita, Hiroyuki Kimura, Shogo Takahashi, Shota Yokoyama, Toshihiro Matsukawa, Shinsuke Hirabayashi, Akio Mori, Takeshi Kondo, Daisuke Hidaka, Koichiro Minauchi, Akio Shigematsu, Junichi Hashiguchi, Tetsuyuki Igarashi, Yasutaka Kakinoki, Yutaka Tsutsumi, Hiroshi Iwasaki, Hajime Kobayashi, Yoshihito Haseyama, Katsuya Fujimoto, Toshimichi Ishihara, Hajime Sakai, Satoshi Iyama, Takanori Teshima
Journal: Blood
Blood (2022) 140 (Supplement 1): 3210–3211.
https://doi.org/10.1182/blood-2022-157874
Published: 2022
Journal Articles

Follow-up of patients with R/R FLT3- mutation–positive AML treated with gilteritinib in the phase 3 ADMIRAL trial

Clinical Trials & Observations
Alexander E. Perl, Richard A. Larson, Nikolai A. Podoltsev, Stephen Strickland, Eunice S. Wang, Ehab Atallah, Gary J. Schiller, Giovanni Martinelli, Andreas Neubauer, Jorge Sierra, Pau Montesinos, Christian Récher, Sung-Soo Yoon, Naoko Hosono, Masahiro Onozawa, Shigeru Chiba, Hee-Je Kim, Nahla Hasabou, Qiaoyang Lu, Ramon Tiu, Mark J. Levis
Journal: Blood
Blood (2022) 139 (23): 3366–3375.
https://doi.org/10.1182/blood.2021011583
Published: 2022
Includes: Supplemental data
Journal Articles

Association of unbalanced translocation der(1;7) with germline GATA2 mutations

Emilia J. Kozyra, Gudrun Göhring, Dennis D. Hickstein, Katherine R. Calvo, Courtney D. DiNardo, Michael Dworzak, Valerie de Haas, Jan Starý, Henrik Hasle, Akiko Shimamura, Mark D. Fleming, Hiroto Inaba, Sara Lewis, Amy P. Hsu, Steven M. Holland, Danielle E. Arnold, Cristina Mecucci, Siobán B. Keel, Alison A. Bertuch, Kiran Tawana, Shlomit Barzilai, Shinsuke Hirabayashi, Masahiro Onozawa, Shaohua Lei, Helena Alaiz, Hajnalka Andrikovics, David Betts, Berna H. Beverloo, Jochen Buechner, Martin Čermák, José Cervera, Olga Haus, Kirsi Jahnukainen, Kalliopi N. Manola, Karin Nebral, Francesco Pasquali, Joelle Tchinda, Dominik Turkiewicz, Nadine Van Roy, Zuzana Zemanova, Victor B. Pastor, Brigitte Strahm, Peter Noellke, Charlotte M. Niemeyer, Brigitte Schlegelberger, Ayami Yoshimi, Marcin W. Wlodarski
Journal: Blood
Blood (2021) 138 (23): 2441–2445.
https://doi.org/10.1182/blood.2021012781
Published: 2021
Includes: Supplemental data
Journal Articles

Single-Strand Breaks at Genome Initiate FLT3-ITD Formation

Shota Yokoyama, Masahiro Onozawa, Daisuke Hidaka, Daigo Hashimoto, Masao Nakagawa, Takeshi Kondo, Takanori Teshima
Journal: Blood
Blood (2021) 138 (Supplement 1): 4333.
https://doi.org/10.1182/blood-2021-149451
Published: 2021
Journal Articles

Non-Age-Related Neoplastic Loss of Sex Chromosomecorrelated to Prolonged Survival in CBF-AML Patients in Real-World Clinical Setting

Akio Mori, Masahiro Onozawa, Daisuke Hidaka, Shota Yokoyama, Toru Miyajima, Emi Yokoyama, Reiki Ogasawara, Koh Izumiyama, Makoto Saito, Fujisawa Shinichi, Shuichi Ota, Yasutaka Kakinoki, Yutaka Tsutsumi, Satoshi Yamamoto, Takuto Miyagishima, Takahiro Nagashima, Hiroshi Iwasaki, Hajime Kobayashi, Yoshihito Haseyama, Mitsutoshi Kurosawa, Masanobu Morioka, Takanori Teshima, Takeshi Kondo
Journal: Blood
Blood (2021) 138 (Supplement 1): 2378.
https://doi.org/10.1182/blood-2021-146276
Published: 2021
Journal Articles

Letermovir Is Effective for Prevention of Cytomegalovirus Reactivation in HLA-Haploidentical Peripheral Blood Stem Cell Transplantation with Post-Transplant Cyclophosphamide

Takahide Ara, Yuta Hasegawa, Hiroyuki Ohigashi, Souichi Shiratori, Atsushi Yasumoto, Hideki Goto, Junichi Sugita, Masahiro Onozawa, Masao Nakagawa, Kaoru Kahata, Daigo Hashimoto, Takanori Teshima
Journal: Blood
Blood (2021) 138 (Supplement 1): 2858.
https://doi.org/10.1182/blood-2021-152116
Published: 2021
Journal Articles

High CRP-Albumin Ratio Predicts Poor Prognosis in Transplant Ineligible Elderly Patients with Newly Diagnosed Acute Myeloid Leukemia

Hajime Senjo, Masahiro Onozawa, Daisuke Hidaka, Shota Yokoyama, Satoshi Yamamoto, Yutaka Tsutsumi, Yoshihito Haseyama, Takahiro Nagashima, Akio Mori, Shuichi Ota, Hajime Sakai, Toshimichi Ishihara, Takuto Miyagishima, Yasutaka Kakinoki, Mitsutoshi Kurosawa, Hajime Kobayashi, Hiroshi Iwasaki, Takeshi Kondo, Takanori Teshima
Journal: Blood
Blood (2021) 138 (Supplement 1): 3388.
https://doi.org/10.1182/blood-2021-144832
Published: 2021