大坂晃由 (Akiyoshi Osaka) - マイポータル

基本情報

所属: 獨協医科大学泌尿器科助教

研究者番号: 40810156
J-GLOBAL ID: 202101003660883889
researchmap会員ID: R000029997

論文

Prognostic factors for high sperm DNA fragmentation in infertile Japanese men.

Akiyoshi Osaka, Toshiyuki Iwahata, Akinori Nakayama, Hiroshi Okada, Kazutaka Saito, Kouhei Sugimoto

International journal of urology : official journal of the Japanese Urological Association 32(1) 111-113 2025年1月
Serum FSH levels can predict sperm identification in semen once diagnosed azoospermia.

Kei-Ichiro Uemura, Toshiyuki Iwahata, Akiyoshi Osaka, Ippei Hiramatsu, Kouhei Sugimoto, Hiroshi Okada, Kazutaka Saito

Reproduction & fertility 6(1) 2025年1月1日
当院における腎細胞癌に対するカボザンチニブ単剤治療の治療成績

井上稔, 中山哲成, 泉敬太, 池添慧梨香, 長谷川金太朗, 韮塚あす実, 杉江美穂, 安田友佳, 福田悠一, 大坂晃由 …

泌尿器外科 37(臨増) 776-776 2024年6月
Two tumor types in a unilateral testis in a patient with severe oligozoospermia and a history of cryptorchidism surgery: A case report.

Hiroki Tsujioka, Kei-Ichiro Uemura, Akiyoshi Osaka, Toshiyuki Iwahata, Akiko Fujii, Shinichi Ban, Hiroshi Okada, Kazutaka Saito

Oncology letters 27(3) 130-130 2024年3月
化学療法にて縮小した肝転移との鑑別を要する肝血管腫を合併した転移性精巣腫瘍の1例

辻岡博貴, 大坂晃由, 泉敬太, 岩端威之, 中山哲成, 瀬戸口誠, 井手久満, 新井学, 徳本直彦, 宋成浩 …

埼玉県医学会雑誌 58(1) np47-np47 2024年1月
Testicular sperm retrieval in hemodialysis patients with anejaculation.

Akiyoshi Osaka, Toshiyuki Iwahata, Ippei Hiramatsu, Hiroshi Okada, Kouhei Sugimoto, Kazutaka Saito

International journal of urology : official journal of the Japanese Urological Association 2023年10月2日筆頭著者
A Case Report of Successful Renal Transplantation After Surgically Treated Type A Aortic Dissection.

Kiyoshi Setoguchi, Tadahiko Tokumoto, Erika Ikezoe, Hiroki Tsujioka, Minoru Inoue, Asumi Nirazuka, Kintaro Hasegawa, Yuka Yasuda, Akiyoshi Osaka, Yasuyuki Inoe …

Transplantation proceedings 55(4) 1078-1080 2023年5月
A Case Report of Successful Kidney Transplantation in a Patient With Autosomal Dominant Polycystic Kidney Disease Who Underwent Thoracic Endovascular Aortic Repair for Type B Aortic Dissection.

Kiyoshi Setoguchi, Tadahiko Tokumoto, Erika Ikezoe, Hiroki Tsujioka, Minoru Inoue, Asumi Nirazuka, Kintaro Hasegawa, Yuka Yasuda, Akiyoshi Osaka, Yasuyuki Inoe …

Transplantation proceedings 55(4) 1071-1073 2023年5月
A Case Report of Successful Kidney Transplantation in a Patient With Chronic Myelogenous Leukemia (CML) Who Has Been in Remission for 15 Years on Imatinib.

Tadahiko Tokumoto, Kiyoshi Setoguchi, Akiyoshi Osaka, Erika Ikezoe, Hiroki Tsujioka, Kintaro Hasegawa, Minoru Inoue, Asumi Nirazuka, Toshiyuki Iwahata, Yasuyuki Inoue …

Transplantation proceedings 55(4) 1074-1077 2023年5月
術前高CRP血症は術後早期再発の予測因子である(C-reactive protein can be associated with early post operative recurrence in localized renal cell carcinoma)

井上稔, 泉敬太, 大坂晃由, 福田悠一, 平松一平, 岩端威之, 中山哲成, 瀬戸口誠, 井手久満, 徳本直彦 …

日本泌尿器科学会総会 110回 PP64-09 2023年4月
A regressed germ cell tumor discovered secondary to azoospermia.

Hiroki Tsujioka, Keiichiro Uemura, Toshiyuki Iwahata, Yasuyuki Inoue, Minoru Inoue, Akiyoshi Osaka, Akinori Nakayama, Hiroshi Okada, Kazutaka Saito

IJU case reports 6(2) 97-100 2023年3月
Preoperative testosterone and follicle stimulating hormone levels are important predictors for sperm retrieval by microdissection testicular sperm extraction in non-mosaic Klinefelter syndrome.

Kei-Ichiro Uemura, Toshiyuki Iwahata, Hisamitsu Ide, Akiyoshi Osaka, Ippei Hiramatsu, Kouhei Sugimoto, Hiroshi Okada, Kazutaka Saito

Andrologia 54(11) e14588 2022年12月
Role of Early Serial Renal Transplant Allograft Protocol Biopsies in Living Kidney Transplantations.

Kiyoshi Setoguchi, Yoji Hyodo, Hirotaka Tsujioka, Minoru Inoue, Asumi Nirazuka, Yuriko Yoshida, Kintaro Hasegawa, Yuka Yasuda, Akiyoshi Osaka, Yasuyuki Inoe …

Transplantation proceedings 54(2) 325-328 2022年3月
Does mirabegron deteriorate spermatogenesis? A lesson from spinal cord injury cases.

Hiroshi Okada, Tadahiko Tokumoto, Akiyoshi Osaka, Takashi Tanaka, Toshiyuki Iwahata, Yoshitomo Kobori, Kazutaka Saito, Yoko Sato, Shinichi Ban, Kouhei Sugimoto

Lower urinary tract symptoms 13(4) 435-439 2021年10月
Evaluation of the sperm DNA fragmentation index in infertile Japanese men by in-house flow cytometric analysis.

Akiyoshi Osaka, Hiroshi Okada, Sae Onozuka, Takashi Tanaka, Toshiyuki Iwahata, Yukihito Shimomura, Yoshitomo Kobori, Kazutaka Saito, Kouhei Sugimoto

Asian journal of andrology 24(1) 40-44 2021年6月8日筆頭著者
Effects of Curcumin Combined With the 5-alpha Reductase Inhibitor Dutasteride on LNCaP Prostate Cancer Cells

Akinori Nakayama, Hisamitsu Ide, Yan Lu, Ayano Takei, Kazunori Fukuda, Akiyoshi Osaka, Gaku Arai, Shigeo Horie, Hiroshi Okada, Kazutaka Saito

In Vivo 35(3) 1443-1450 2021年5月査読有り
SRY-Positive 46, XX Testicular Disorder of Sexual Development With Leydig Cell Tumor

Akiyoshi Osaka, Hisamitsu Ide, Kentaro Matsuoka, Toshiyuki Iwahata, Yoshitomo Kobori, Shinichi Ban, Hiroshi Okada, Kazutaka Saito

American Journal of Men's Health 14(5) 155798832097007-155798832097007 2020年10月筆頭著者
Testicular volume in non-obstructive azoospermia with a history of bilateral cryptorchidism may predict successful sperm retrieval by testicular sperm extraction.

Akiyoshi Osaka, Toshiyuki Iwahata, Yoshitomo Kobori, Yukihito Shimomura, Naoki Yoshikawa, Shin Onota, Atsushi Yamamoto, Hisamitsu Ide, Kouhei Sugimoto, Hiroshi Okada

Reproductive medicine and biology 19(4) 372-377 2020年10月筆頭著者
The Diagnostic Accuracy of Testicular Torsion by Doctors on Duty Using Sonographic Evaluation with Color Doppler.

Akinori Nakayama, Hisamitsu Ide, Akiyoshi Osaka, Yasuyuki Inoue, Yukihito Shimomura, Toshiyuki Iwahata, Yoshitomo Kobori, Kazutaka Saito, Shigehiro Soh, Hiroshi Okada

Am J Mens Health 14(5) 1557988320953003-1557988320953003 2020年9月
Comparison between semen parameters in specimens collected early in the morning and in the evening.

Yukihito Shimomura, Takeshi Shin, Akiyoshi Osaka, Yasuyuki Inoue, Toshiyuki Iwahata, Yoshitomo Kobori, Hisamitsu Ide, Shigehiro Soh, Hiroshi Okada

Systems biology in reproductive medicine 66(2) 147-150 2020年4月

もっとみる

共同研究・競争的資金等の研究課題

造精機能障害と免疫/炎症性因子の関連性評価

日本学術振興会科学研究費助成事業若手研究 2023年4月 - 2027年3月

大坂晃由