TIGIT expression on neoplastic cells is a poor prognostic factor for adult T-cell leukaemia/lymphoma.
Yuichi Yamada; Hiroaki Miyoshi; Mai Takeuchi; Kazutaka Nakashima; Kyohei Yamada; Takeharu Kato; Ken Tanaka; Kei Kohno; Yoshitaka Imaizumi; Yasushi Miyazaki; Koichi Ohshima
Pathology, Dec. 2024

The Detection of Neoplastic Cells Using Objective Cytomorphologic Parameters in Malignant Lymphoma.
Miharu Nagaishi; Hiroaki Miyoshi; Mauricio Kugler; Kensaku Sato; Kei Kohno; Mai Takeuchi; Kyohei Yamada; Takuya Furuta; Noriaki Hashimoto; Ichiro Takeuchi; Hidekata Hontani; Koichi Ohshima
Laboratory investigation; a journal of technical methods and pathology, Mar. 2024

Case-based similar image retrieval for weakly annotated large histopathological images of malignant lymphoma using deep metric learning.
Noriaki Hashimoto; Yusuke Takagi; Hiroki Masuda; Hiroaki Miyoshi; Kei Kohno; Miharu Nagaishi; Kensaku Sato; Mai Takeuchi; Takuya Furuta; Keisuke Kawamoto; Kyohei Yamada; Mayuko Moritsubo; Kanako Inoue; Yasumasa Shimasaki; Yusuke Ogura; Teppei Imamoto; Tatsuzo Mishina; Ken Tanaka; Yoshino Kawaguchi; Shigeo Nakamura; Koichi Ohshima; Hidekata Hontani; Ichiro Takeuchi
Medical image analysis, Apr. 2023

Subtype classification of malignant lymphoma using immunohistochemical staining pattern.
Noriaki Hashimoto; Kaho Ko; Tatsuya Yokota; Kei Kohno; Masato Nakaguro; Shigeo Nakamura; Ichiro Takeuchi; Hidekata Hontani
International journal of computer assisted radiology and surgery, Jul. 2022

Clinicopathological analysis of myeloid sarcoma with megakaryocytic differentiation.
Michiko Nagamine; Hiroaki Miyoshi; Keisuke Kawamoto; Mai Takeuchi; Kyohei Yamada; Eriko Yanagida; Kei Kohno; Koichi Ohshima
Pathology, Jun. 2022

Diagnostic utility of programmed cell death ligand 1 (clone SP142) immunohistochemistry for malignant lymphoma and lymphoproliferative disorders: A brief review.
Ayako Sakakibara; Kei Kohno; Eri Ishikawa; Yuka Suzuki; Yuta Tsuyuki; Satoko Shimada; Kazuyuki Shimada; Akira Satou; Taishi Takahara; Akiko Ohashi; Emiko Takahashi; Seiichi Kato; Shigeo Nakamura; Naoko Asano
Journal of clinical and experimental hematopathology : JCEH, 10 Sep. 2021

Primary cutaneous methotrexate-associated B-cell lymphoproliferative disorders other than EBV-positive mucocutaneous ulcer: clinical, pathological, and immunophenotypic features.
Akira Satou; Shogo Banno; Kei Kohno; Taishi Takahara; Emiko Takahashi; Hironobu Nobata; Shiho Iwagaitsu; Daisuke Watanabe; Ichiro Hanamura; Akiyoshi Takami; Yasuhiko Ito; Shigeo Nakamura; Toyonori Tsuzuki
Pathology, Aug. 2021

Follicular T-cell lymphoma mimicking lymphocyte-rich classic Hodgkin lymphoma: a case report of a diagnostic pitfall.
Ayako Sakakibara; Yuka Suzuki; Harumi Kato; Kazuhito Yamamoto; Mamiko Sakata-Yanagimoto; Yuichi Ishikawa; Katsuya Furukawa; Kazuyuki Shimada; Kei Kohno; Shigeo Nakamura; Akira Satou; Seiichi Kato
Journal of clinical and experimental hematopathology : JCEH, 05 Jun. 2021

Expression of programmed cell death ligand-1 by immune cells in the microenvironment is a favorable prognostic factor for primary diffuse large B-cell lymphoma of the central nervous system.
Yuta Tsuyuki; Eri Ishikawa; Kei Kohno; Kazuyuki Shimada; Fumiharu Ohka; Yuka Suzuki; Seiyo Mabuchi; Akira Satou; Taishi Takahara; Seiichi Kato; Shohei Miyagi; Hiroyuki Ozawa; Tasuku Kawano; Yusuke Takagi; Junji Hiraga; Toshihiko Wakabayashi; Shigeo Nakamura
Neuropathology : official journal of the Japanese Society of Neuropathology, Apr. 2021

Clinicopathological analysis of neoplastic PD-L1-positive EBV+ diffuse large B cell lymphoma, not otherwise specified, in a Japanese cohort.
Taishi Takahara; Akira Satou; Eri Ishikawa; Kei Kohno; Seiichi Kato; Yuka Suzuki; Emiko Takahashi; Akiko Ohashi; Naoko Asano; Toyonori Tsuzuki; Shigeo Nakamura
Virchows Archiv : an international journal of pathology, Mar. 2021, [Reviewed]

Histiocytic and dendritic cell neoplasms: Reappraisal of a Japanese series based on t(14;18) and neoplastic PD-L1 expression.
Kanae Okada; Taishi Takahara; Yuka Suzuki; Kei Kohno; Ayako Sakakibara; Akira Satou; Emiko Takahashi; Shigeo Nakamura
Pathology international, Jan. 2021

Lymphocyte-depleted classic Hodgkin lymphoma with primary extranodal disease: Two cases that highlight the combination of immunodeficiency and immune escape in the pathogenesis.
Yuta Tsuyuki; Kei Kohno; Yuichiro Inagaki; Yu Sakai; Hiroshi Kosugi; Emiko Takahashi; Yuka Suzuki; Satoko Shimada; Seiichi Kato; Taishi Takahara; Akira Satou; Yoshie Shimoyama; Shigeo Nakamura; Naoko Asano; Ayako Sakakibara
Journal of clinical and experimental hematopathology : JCEH, 2021

Nodal diffuse large B-cell lymphoma with neoplastic PD-L1 positivity, but without EBV association: Three cases highlighting an aspect of gray zone lymphoma.
Kei Kohno; Yuka Suzuki; Tomoko Harada; Akihiro Sakai; Yuki Takeuchi; Yuichiro Inagaki; Nirmeen A Megahed; Taishi Takahara; Akira Satou; Ayako Sakakibara; Shigeo Nakamura
Pathology international, Sep. 2020

Age-related EBV-associated B-cell lymphoproliferative disorders and other EBV + lymphoproliferative diseases: New insights into immune escape and immunodeficiency through staining with anti-PD-L1 antibody clone SP142.
Ayako Sakakibara; Kei Kohno; Eri Ishikawa; Yuka Suzuki; Satoko Shimada; Ahmed E Eladl; Ahmed A Elsayed; Teerada Daroontum; Akira Satou; Taishi Takahara; Akiko Ohashi; Emiko Takahashi; Seiichi Kato; Shigeo Nakamura; Naoko Asano
Pathology international, Aug. 2020, [Reviewed]

PD-L1 expression on tumor or stromal cells of nodal cytotoxic T-cell lymphoma: A clinicopathological study of 50 cases.
Daisuke Yamashita; Kazuyuki Shimada; Kei Kohno; Yasunori Kogure; Keisuke Kataoka; Taishi Takahara; Yuka Suzuki; Akira Satou; Ayako Sakakibara; Shigeo Nakamura; Naoko Asano; Seiichi Kato
Pathology international, Aug. 2020, [Reviewed]

PD-L1 (SP142) expression in neoplastic cells predicts a poor prognosis for patients with intravascular large B-cell lymphoma treated with rituximab-based multi-agent chemotherapy.
Yuka Suzuki; Kei Kohno; Kosei Matsue; Ayako Sakakibara; Eri Ishikawa; Satoko Shimada; Kazuyuki Shimada; Seiyo Mabuchi; Taishi Takahara; Seiichi Kato; Shigeo Nakamura; Akira Satou
Cancer medicine, Jul. 2020, [Reviewed]

Immunohistochemical Assessment of the Diagnostic Utility of PD-L1 (Clone SP142) for Methotrexate-Associated Lymphoproliferative Disorders With an Emphasis of Neoplastic PD-L1 (Clone SP142)-Positive Classic Hodgkin Lymphoma Type.
Kei Kohno; Yuka Suzuki; Ahmed A Elsayed; Ayako Sakakibara; Taishi Takahara; Akira Satou; Seiichi Kato; Shigeo Nakamura; Naoko Asano
American journal of clinical pathology, 15 Apr. 2020, [Reviewed]

Syncytial variant of classic Hodgkin lymphoma: Four cases diagnosed with the aid of CD274/programmed cell death ligand 1 immunohistochemistry.
Kei Kohno; Ayako Sakakibara; Akari Iwakoshi; Masaki Hasegawa; Shiro Adachi; Eri Ishikawa; Yuka Suzuki; Satoko Shimada; Masato Nakaguro; Yoshie Shimoyama; Taishi Takahara; Emiko Takahashi; Akiko Ohashi; Akira Satou; Seiichi Kato; Naoko Asano; Shigeo Nakamura
Pathology international, Feb. 2020

EBV status has prognostic implication among young patients with angioimmunoblastic T-cell lymphoma.
Ahmed E Eladl; Kazuyuki Shimada; Yuka Suzuki; Taishi Takahara; Seiichi Kato; Kei Kohno; Ahmed Ali Elsayed; Chun-Chieh Wu; Takashi Tokunaga; Tomohiro Kinoshita; Mamiko Sakata-Yanagimoto; Shigeo Nakamura; Akira Satou
Cancer medicine, Jan. 2020, [Reviewed]

Anaplastic variant of diffuse large B-cell lymphoma: Reappraisal as a nodal disease with sinusoidal involvement.
Nirmeen A Megahed; Kei Kohno; Ayako Sakakibara; Ahmed E Eladl; Ahmed A Elsayed; Chun-Chieh Wu; Yuka Suzuki; Taishi Takahara; Seiichi Kato; Shigeo Nakamura; Akira Satou; Naoko Asano
Pathology international, Dec. 2019, [Reviewed]

Methotrexate-associated lymphoproliferative disorders of T-cell phenotype: clinicopathological analysis of 28 cases.
Akira Satou; Tetsuya Tabata; Hiroaki Miyoshi; Kei Kohno; Yuka Suzuki; Daisuke Yamashita; Kazuyuki Shimada; Tomonori Kawasaki; Yasuharu Sato; Tadashi Yoshino; Koichi Ohshima; Taishi Takahara; Toyonori Tsuzuki; Shigeo Nakamura
Modern pathology : an official journal of the United States and Canadian Academy of Pathology, Inc, Jul. 2019, [Reviewed]

Immune evasion-related extranodal large B-cell lymphoma: A report of six patients with neoplastic PD-L1-positive extranodal diffuse large B-cell lymphoma.
Yuka Suzuki; Ayako Sakakibara; Kazuyuki Shimada; Satoko Shimada; Eri Ishikawa; Shigeo Nakamura; Seiichi Kato; Taishi Takahara; Naoko Asano; Akira Satou; Kei Kohno
Pathology international, Jan. 2019, [Reviewed]

Immunohistochemical assessment of the diagnostic utility of PD-L1: a preliminary analysis of anti-PD-L1 antibody (SP142) for lymphoproliferative diseases with tumour and non-malignant Hodgkin-Reed-Sternberg (HRS)-like cells.
Ayako Sakakibara; Kei Kohno; Ahmed E Eladl; Teerada Klaisuwan; Eri Ishikawa; Yuka Suzuki; Satoko Shimada; Masato Nakaguro; Yoshie Shimoyama; Taishi Takahara; Seiichi Kato; Naoko Asano; Shigeo Nakamura; Akira Satou
Histopathology, Jun. 2018, [Reviewed]

Anaplastic variant of diffuse large B-cell lymphoma with hallmark cell appearance: Two cases highlighting a broad diversity in the diagnostics.
Ayako Sakakibara; Kei Kohno; Naoto Kuroda; Kenji Yorita; Nirmeen A Megahed; Ahmed E Eladl; Teerada Daroontum; Eri Ishikawa; Yuka Suzuki; Satoko Shimada; Masato Nakaguro; Yoshie Shimoyama; Akira Satou; Seiichi Kato; Yasushi Yatabe; Naoko Asano; Shigeo Nakamura
Pathology international, Apr. 2018, [Reviewed]