Search Results - "Sakakibara, Ayako"

Prognostic impact of PD-L1 expression in primary gastric and intestinal diffuse large B-cell lymphoma by Ishikawa, Eri, Nakamura, Masanao, Shimada, Kazuyuki, Tanaka, Tsutomu, Satou, Akira, Kohno, Kei, Sakakibara, Ayako, Furukawa, Kazuhiro, Yamamura, Takeshi, Miyahara, Ryoji, Nakamura, Shigeo, Kato, Seiichi, Fujishiro, Mitsuhiro

“…Background Diffuse large B-cell lymphoma (DLBCL) is a heterogeneous disease and the most common gastrointestinal lymphoma. The prognostic/predictive indicators…”
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Diagnostic approach for classic Hodgkin lymphoma in small samples with an emphasis on PD-L1 expression and EBV harboring in tumor cells: a brief review from morphology to biology by Takahara, Taishi, Sakakibara, Ayako, Tsuyuki, Yuta, Satou, Akira, Kato, Seiichi, Nakamura, Shigeo

“…Classic Hodgkin lymphoma (CHL) was first described in 1832 by Thomas Hodgkin, and is characterized by a small number of Hodgkin and Reed–Sternberg cells in a…”
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Neoplastic PD‐L1 expression on interdigitating dendritic cell sarcoma: A supplementary study of a case report by Sakakibara, Ayako, Takahashi, Emiko, Ishikawa, Eri, Kohno, Kei, Asano, Naoko, Nakamura, Shigeo

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

“…The programmed cell death 1 (PD1)/PD1 ligand (PD-L1) axis plays an important role in tumor cell escape from immune control and has been most extensively…”
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Case of primary central nervous system histiocytic sarcoma with prominent proliferation of histiocytic cells between the trabeculae of reactive glial cells by Takahashi, Emiko, Sakakibara, Ayako, Tsuzuki, Toyonori, Nakamura, Shigeo

“…Histiocytic sarcoma (HS) is an extremely rare malignant neoplasm that exhibits morphologic and immune‐phenotype evidence of histiocytic differentiation. The…”
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Epstein‐Barr virus (EBV)‐positive diffuse large B‐cell lymphoma arising in patient with a history of EBV‐positive mucocutaneous ulcer and EBV‐positive nodal polymorphous B‐lymphoproliferative disorder by Daroontum, Teerada, Kohno, Kei, Inaguma, Yoko, Okamoto, Akinao, Okamoto, Masataka, Kimura, Yoshihiro, Nagahama, Masato, Sakakibara, Ayako, Satou, Akira, Nakamura, Shigeo

“…Elderly patients with Epstein‐Barr virus (EBV) infection are at increased risk for developing B‐cell lymphoproliferative disorder (B‐LPD) due to…”
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Histiocytic and dendritic cell neoplasms: Reappraisal of a Japanese series based on t(14;18) and neoplastic PD‐L1 expression by Okada, Kanae, Takahara, Taishi, Suzuki, Yuka, Kohno, Kei, Sakakibara, Ayako, Satou, Akira, Takahashi, Emiko, Nakamura, Shigeo

“…Histiocytic and dendritic cell (H/DC) neoplasms are heterogeneous, originating from myeloid‐ or stromal‐derived cells. Multiple reports describe the…”
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Which modality is better to diagnose high-grade transformation in retroperitoneal liposarcoma? Comparison of computed tomography, positron emission tomography, and magnetic resonance imaging by Nakashima, Yu, Yokoyama, Yukihiro, Ogawa, Hiroshi, Sakakibara, Ayako, Sunagawa, Masaki, Nishida, Yoshihiro, Mizuno, Takashi, Yamaguchi, Junpei, Onoe, Shunsuke, Watanabe, Nobuyuki, Kawakatsu, Shoji, Igami, Tsuyoshi, Ebata, Tomoki

“…Background Survival in patients with retroperitoneal liposarcoma (RPLS) depends on the surgical management of the dedifferentiated foci. The present study…”
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Reappraisal of nodal Epstein‐Barr Virus‐negative cytotoxic T‐cell lymphoma: Identification of indolent CD5+ diseases by Yamashita, Daisuke, Shimada, Kazuyuki, Takata, Katsuyoshi, Miyata‐Takata, Tomoko, Kohno, Kei, Satou, Akira, Sakakibara, Ayako, Nakamura, Shigeo, Asano, Naoko, Kato, Seiichi

“…Nodal cytotoxic molecule (CM)‐positive peripheral T‐cell lymphoma (CTL) has recently been recognized as a clinicopathologically distinct disease. To further…”
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Diagnostic utility of programmed cell death ligand 1 (clone SP142) in mediastinal composite lymphoma: A report of two cases by Sakakibara, Ayako, Kohno, Kei, Iwakoshi, Akari, Moritani, Suzuko, Fujishiro, Aya, Kito, Katsuyuki, Suzuki, Yuka, Shimada, Satoko, Nakaguro, Masato, Shimoyama, Yoshie, Takahara, Taishi, Takahashi, Emiko, Ohashi, Akiko, Satou, Akira, Kato, Seiichi, Asano, Naoko, Nakamura, Shigeo

“…Composite lymphoma is a well‐known diagnostic entity exhibiting the synchronous occurrence of two or more distinct types of lymphomas in the same specimen…”
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Well-differentiated fetal adenocarcinoma of the lung: positron emission tomography features and diagnostic difficulties in frozen section analysis—a case report by Hakiri, Shuhei, Fukui, Takayuki, Tsubouchi, Hideki, Sakakibara, Ayako, Iwano, Shingo, Chen-Yoshikawa, Toyofumi F.

“…Background Well-differentiated fetal adenocarcinoma (WDFA) of the lung is a rare disease that resembles fetal lung tubules. Most of previous reports concerning…”
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Divergence and heterogeneity of neoplastic PD‐L1 expression: Two autopsy case reports of intravascular large B‐cell lymphoma by Sakakibara, Ayako, Inagaki, Yuichiro, Imaoka, Eiki, Sakai, Yu, Ito, Masafumi, Ishikawa, Eri, Shimada, Satoko, Shimada, Kazuyuki, Suzuki, Yuka, Nakamura, Shigeo, Satou, Akira, Kohno, Kei

“…Intravascular large B‐cell lymphoma (IVLBCL) is a distinct disease, but the neoplastic PD‐L1 expression on tumor cells may vary among cases. We evaluated 10…”
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Immune evasion‐related extranodal large B‐cell lymphoma: A report of six patients with neoplastic PD‐L1‐positive extranodal diffuse large B‐cell lymphoma by Suzuki, Yuka, Sakakibara, Ayako, Shimada, Kazuyuki, Shimada, Satoko, Ishikawa, Eri, Nakamura, Shigeo, Kato, Seiichi, Takahara, Taishi, Asano, Naoko, Satou, Akira, Kohno, Kei

“…We identified six patients with Epstein‐Barr virus (EBV)‐negative extranodal diffuse large B‐cell lymphoma (DLBCL) and immunohistochemical expression of PD‐L1…”
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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 by Sakakibara, Ayako, Kohno, Kei, Ishikawa, Eri, Suzuki, Yuka, Shimada, Satoko, Eladl, Ahmed E., Elsayed, Ahmed A., Daroontum, Teerada, Satou, Akira, Takahara, Taishi, Ohashi, Akiko, Takahashi, Emiko, Kato, Seiichi, Nakamura, Shigeo, Asano, Naoko

“…Epstein–Barr virus (EBV) is prevalent among healthy individuals, and is implicated in numerous reactive and neoplastic processes in the immune system. The…”
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Follicular T-cell lymphoma mimicking lymphocyte-rich classic Hodgkin lymphoma: a case report of a diagnostic pitfall by Sakakibara, Ayako, Suzuki, Yuka, Kato, Harumi, Yamamoto, Kazuhito, Sakata-Yanagimoto, Mamiko, Ishikawa, Yuichi, Furukawa, Katsuya, Shimada, Kazuyuki, Kohno, Kei, Nakamura, Shigeo, Satou, Akira, Kato, Seiichi

“…Follicular T-cell lymphoma (FTCL), one of the nodal T-cell lymphomas with T follicular helper (TFH) phenotype, is an uncommon disease. The diagnosis of FTCL is…”
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PD‐L1 expression on tumor or stromal cells of nodal cytotoxic T‐cell lymphoma: A clinicopathological study of 50 cases by Yamashita, Daisuke, Shimada, Kazuyuki, Kohno, Kei, Kogure, Yasunori, Kataoka, Keisuke, Takahara, Taishi, Suzuki, Yuka, Satou, Akira, Sakakibara, Ayako, Nakamura, Shigeo, Asano, Naoko, Kato, Seiichi

“…Inhibitors of programmed cell‐death 1 (PD‐1) and programmed cell‐death ligand 1 (PD‐L1) have revolutionized cancer therapy. Nodal cytotoxic T‐cell lymphoma…”
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Anaplastic variant of diffuse large B‐cell lymphoma: Reappraisal as a nodal disease with sinusoidal involvement by Megahed, Nirmeen A., Kohno, Kei, Sakakibara, Ayako, Eladl, Ahmed E., Elsayed, Ahmed A., Wu, Chun‐Chieh, Suzuki, Yuka, Takahara, Taishi, Kato, Seiichi, Nakamura, Shigeo, Satou, Akira, Asano, Naoko

“…Anaplastic variant (av) of diffuse large B‐cell lymphoma (DLBCL) is morphologically defined in the 2017 World Health Organization classification, but still an…”
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Nodal diffuse large B‐cell lymphoma with neoplastic PD‐L1 positivity, but without EBV association: Three cases highlighting an aspect of gray zone lymphoma by Kohno, Kei, Suzuki, Yuka, Harada, Tomoko, Sakai, Akihiro, Takeuchi, Yuki, Inagaki, Yuichiro, Megahed, Nirmeen A., Takahara, Taishi, Satou, Akira, Sakakibara, Ayako, Nakamura, Shigeo

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Clinicopathological analysis of primary intestinal diffuse large B‐cell lymphoma: Prognostic evaluation of CD5, PD‐L1, and Epstein‐Barr virus on tumor cells by Ishikawa, Eri, Kato, Seiichi, Shimada, Kazuyuki, Tanaka, Tsutomu, Suzuki, Yuka, Satou, Akira, Kohno, Kei, Sakakibara, Ayako, Yamamura, Takeshi, Nakamura, Masanao, Miyahara, Ryoji, Goto, Hidemi, Nakamura, Shigeo, Hirooka, Yoshiki

“…Background Primary intestinal diffuse large B‐cell lymphoma (iDLBCL) is rare. In this study, we investigated the clinicopathological features of this disease…”
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Autopsy case report of intravascular large B-cell lymphoma with neoplastic PD-L1 expression by Sakakibara, Ayako, Inagaki, Yuichiro, Imaoka, Eiki, Ishikawa, Eri, Shimada, Satoko, Shimada, Kazuyuki, Suzuki, Yuka, Nakamura, Shigeo, Satou, Akira, Kohno, Kei

“…Intravascular large B-cell lymphoma (IVLBCL) is a rare and clinically distinctive entity characterized by the almost exclusive growth of large cells within the…”
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