Personnel Information

写真a

OKADA Ryuhei


Job title

Project Assistant Professor

Birth date

1984

Mail Address

The inquiry by e-mail is 《here

Graduating School 【 display / non-display

  • Tokyo Medical and Dental University, Faculty of Medicine, 2009.03, Graduated

Graduate School 【 display / non-display

  • Tokyo Medical and Dental University, Doctor's Course, 2017.03, Completed

Campus Career 【 display / non-display

  • 2013.04
    -
    2017.03
    Tokyo Medical and Dental University, Graduate School of Medical and Dental Sciences, Medical and Dental Sciences, Advanced Therapeutic Sciences, Clinical Anatomy, Graduate Student
  • 2015.11
    -
    Now
    Tokyo Medical and Dental University, Graduate School of Medical and Dental Sciences, Medical and Dental Sciences, Maxillofacial and Neck Reconstruction, Head and Neck Surgery, Senior Resident
  • 2021.01
    -
    Now
    Tokyo Medical and Dental University, Graduate School of Medical and Dental Sciences, Medical and Dental Sciences, Maxillofacial and Neck Reconstruction, Head and Neck Surgery, Project Assistant Professor
  • 2021.04
    -
    2021.09
    Tokyo Medical and Dental University, (Old Organization)Medical Hospital, Hospital Departments, Departments of Surgery, Head and Neck Surgery, Project Assistant Professor
  • 2021.10
    -
    Now
    Tokyo Medical and Dental University, Tokyo Medical and Dental University, Division of Clinical Medicine, Department of General Surgery, Head and Neck Surgery, Project Assistant Professor
 

Published Papers & Misc 【 display / non-display

  1. Shigeru Kondo, Ryuhei Okada, Yosuke Ariizumi, Takashi Kurita, Hiroshi Shintaku, Takahiro Asakage. A Case of Syphilis Suspected Preoperatively as a Case of Tongue Cancer. Case Rep Otolaryngol. 2023.11; 2023 9469814. ( PubMed, DOI )

  2. Naoyuki Sakihama, Ryuhei Okada, Naoto Takahashi, Naoki Fushimi, Tomoki Ooka, Hiroaki Kawabe, Yosuke Ariizumi, Kazuchika Ohno, Yutaka Ueki, Niro Tayama, Takeshi Tsutsumi, Takahiro Asakage. Post-intubation laryngeal injury after COVID-19 treatment causing dyspnea: A report of six cases. Auris Nasus Larynx. 2023.10; 50 (5): 816-820. ( PubMed, DOI )

  3. Takumi Kumai, Hirotaka Shinomiya, Hirofumi Shibata, Hideaki Takahashi, Toshihiro Kishikawa, Ryuhei Okada, Shigeharu Fujieda, Masafumi Sakashita. Translational research in head and neck cancer: Molecular and immunological updates. Auris Nasus Larynx. 2023.08; 51 (2): 391-400. ( PubMed, DOI )

  4. Ryuhei Okada. [Ⅴ. Future Prospects of Photoimmunotherapy]. Gan To Kagaku Ryoho. 2023.07; 50 (7): 794-798. ( PubMed )

  5. Fuyuki F Inagaki, Hiroaki Wakiyama, Aki Furusawa, Ryuhei Okada, Takuya Kato, Daiki Fujimura, Shuhei Okuyama, Hiroshi Fukushima, Seiichiro Takao, Peter L Choyke, Hisataka Kobayashi. Near-infrared photoimmunotherapy (NIR-PIT) of bone metastases. Biomed Pharmacother. 2023.04; 160 114390. ( PubMed, DOI )

  6. Takuya Kato, Aki Furusawa, Ryuhei Okada, Fuyuki Inagaki, Hiroaki Wakiyama, Hideyuki Furumoto, Hiroshi Fukushima, Shuhei Okuyama, Peter L Choyke, Hisataka Kobayashi. Near-Infrared Photoimmunotherapy Targeting Podoplanin-Expressing Cancer Cells and Cancer-Associated Fibroblasts. Mol Cancer Ther. 2023.01; 22 (1): 75-88. ( PubMed, DOI )

  7. Moriya T, Hashimoto M, Matsushita H, Masuyama S, Yoshida R, Okada R, Furusawa A, Fujimura D, Wakiyama H, Kato T, Choyke PL, Kusumoto Y, Chtanova T, Kobayashi H, Tomura M.. Near-infrared photoimmunotherapy induced tumor cell death enhances tumor dendritic cell migration Cancer Immunology Immunotherapy. 2022.12; 71 (12): 3099-3106. ( PubMed )

  8. Wakiyama H, Furusawa A, Okada R, Inagaki F, Kato T, Furumoto H, Fukushima H, Okuyama S, Choyke PL, Kobayashi H.. Opening up new VISTAs: V-domain immunoglobulin suppressor of T cell activation (VISTA) targeted near-infrared photoimmunotherapy (NIR-PIT) for enhancing host immunity against cancers Cancer Immunology Immunotherapy. 2022.12; 71 (12): 2869-2879. ( PubMed )

  9. Takuya Kato, Hiroshi Fukushima, Aki Furusawa, Ryuhei Okada, Hiroaki Wakiyama, Hideyuki Furumoto, Shuhei Okuyama, Seiichiro Takao, Peter L Choyke, Hisataka Kobayashi. Selective depletion of polymorphonuclear myeloid derived suppressor cells in tumor beds with near infrared photoimmunotherapy enhances host immune response. Oncoimmunology. 2022.11; 11 (1): 2152248. ( PubMed, DOI )

  10. Hiroaki Wakiyama, Takuya Kato, Aki Furusawa, Ryuhei Okada, Fuyuki Inagaki, Hideyuki Furumoto, Hiroshi Fukushima, Shuhei Okuyama, Peter L Choyke, Hisataka Kobayashi. Treg-Dominant Tumor Microenvironment Is Responsible for Hyperprogressive Disease after PD-1 Blockade Therapy. Cancer Immunol Res. 2022.11; 10 (11): 1386-1397. ( PubMed, DOI )

  11. Kato T, Okada R, Furusawa A, Wakiyama H, Furumoto H, Fukushima H, Okuyama S, Choyke PL, Kobayashi H.. Comparison of the Effectiveness of IgG Antibody versus F(ab') 2 Antibody Fragment in CTLA4-Targeted Near-Infrared Photoimmunotherapy Molecular Pharmaceutics. 2022.10; 19 (10): 3600-3611. ( PubMed )

  12. Fukushima H, Kato T, Furusawa A, Okada R, Wakiyama H, Furumoto H, Okuyama S, Kondo E, Choyke PL, Kobayashi H.. Intercellular adhesion molecule-1-targeted near-infrared photoimmunotherapy of triple-negative breast cancer Cancer Science. 2022.09; 113 (9): 3180-3192. ( PubMed )

  13. Fuyuki F Inagaki, Takuya Kato, Aki Furusawa, Ryuhei Okada, Hiroaki Wakiyama, Hideyuki Furumoto, Shuhei Okuyama, Peter L Choyke, Hisataka Kobayashi. Disialoganglioside GD2-Targeted Near-Infrared Photoimmunotherapy (NIR-PIT) in Tumors of Neuroectodermal Origin. Pharmaceutics. 2022.09; 14 (10): 2037. ( PubMed, DOI )

  14. Okada R, Kato T, Furusawa A, Inagaki F, Wakiyama H, Fujimura D, Okuyama S, Furumoto H, Fukushima H, Choyke PL, Kobayashi H.. Selection of antibody and light exposure regimens alters therapeutic effects of EGFR-targeted near-infrared photoimmunotherapy Cancer Immunology Immunotherapy. 2022.08; 71 (8): 1877-1887. ( PubMed )

  15. Furumoto H, Okada R, Kato T, Wakiyama H, Inagaki F, Fukushima H, Okuyama S, Furusawa A, Choyke PL, Kobayashi H.. Optimal Light Dose for hEGFR-Targeted Near-Infrared Photoimmunotherapy Cancers. 2022.08; 14 (16): 4042-402. ( PubMed )

  16. Aki Furusawa, Ryuhei Okada, Fuyuki Inagaki, Hiroaki Wakiyama, Takuya Kato, Hideyuki Furumoto, Hiroshi Fukushima, Shuhei Okuyama, Peter L Choyke, Hisataka Kobayashi. CD29 targeted near-infrared photoimmunotherapy (NIR-PIT) in the treatment of a pigmented melanoma model Oncoimmunology. 2022.01; 11 (1): 2019922. ( PubMed, DOI )

  17. Okada R, Furusawa A, Choyke PL, Kobayashi H.. Quantitative Assessment of the Efficacy of Near-Infrared Photoimmunotherapy with Bioluminescence Imaging Methods in Molecular Biology. 2022; 2525 3-13. ( PubMed )

  18. Kato T, Okada R, Goto Y, Furusawa A, Inagaki F, Wakiyama H, Furumoto H, Daar D, Turkbey B, Choyke PL, Takakura H, Inanami O, Ogawa M, Kobayashi H. Electron Donors Rather Than Reactive Oxygen Species Needed for Therapeutic Photochemical Reaction of Near-Infrared Photoimmunotherapy. ACS pharmacology & translational science. 2021.10; 4 (5): 1689-1701. ( PubMed, DOI )

  19. Kato T, Okada R, Furusawa A, Inagaki F, Wakiyama H, Furumoto H, Okuyama S, Fukushima H, Choyke PL, Kobayashi H. Simultaneously Combined Cancer Cell- and CTLA4-Targeted NIR-PIT Causes a Synergistic Treatment Effect in Syngeneic Mouse Models. Molecular cancer therapeutics. 2021.09; ( PubMed, DOI )

  20. Okada R, Furusawa A, Inagaki F, Wakiyama H, Kato T, Okuyama S, Furumoto H, Fukushima H, Choyke PL, Kobayashi H. Endoscopic near-infrared photoimmunotherapy in an orthotopic head and neck cancer model. Cancer science. 2021.08; 112 (8): 3041-3049. ( PubMed, DOI )

  21. Kurebayashi Y, Olkowski CP, Lane KC, Vasalatiy OV, Xu BC, Okada R, Furusawa A, Choyke PL, Kobayashi H, Sato N. Rapid Depletion of Intratumoral Regulatory T Cells Induces Synchronized CD8 T- and NK-cell Activation and IFNγ-Dependent Tumor Vessel Regression. Cancer research. 2021.06; 81 (11): 3092-3104. ( PubMed, DOI )

  22. Okada R, Furusawa A, Vermeer DW, Inagaki F, Wakiyama H, Kato T, Nagaya T, Choyke PL, Spanos WC, Allen CT, Kobayashi H. Near-infrared photoimmunotherapy targeting human-EGFR in a mouse tumor model simulating current and future clinical trials. EBioMedicine. 2021.05; 67 103345. ( PubMed, DOI )

  23. Okada R, Kato T, Furusawa A, Inagaki F, Wakiyama H, Choyke PL, Kobayashi H. Local Depletion of Immune Checkpoint Ligand CTLA4 Expressing Cells in Tumor Beds Enhances Antitumor Host Immunity. Advanced therapeutics. 2021.05; 4 (5): ( PubMed, DOI )

  24. Wu S, Okada R, Liu Y, Fang Y, Yan F, Wang C, Li H, Kobayashi H, Chen Y, Tang Q. Quantitative analysis of vascular changes during photoimmunotherapy using speckle variance optical coherence tomography (SV-OCT). Biomedical optics express. 2021.04; 12 (4): 1804-1820. ( PubMed, DOI )

  25. Inagaki FF, Fujimura D, Furusawa A, Okada R, Wakiyama H, Kato T, Choyke PL, Kobayashi H. Diagnostic imaging in near-infrared photoimmunotherapy using a commercially available camera for indocyanine green. Cancer science. 2021.03; 112 (3): 1326-1330. ( PubMed, DOI )

  26. Inagaki FF, Fujimura D, Furusawa A, Okada R, Wakiyama H, Kato T, Choyke PL, Kobayashi H. Fluorescence Imaging of Tumor-Accumulating Antibody-IR700 Conjugates Prior to Near-Infrared Photoimmunotherapy (NIR-PIT) Using a Commercially Available Camera Designed for Indocyanine Green. Molecular pharmaceutics. 2021.03; 18 (3): 1238-1246. ( PubMed, DOI )

  27. Shuhei Okuyama, Daiki Fujimura, Fuyuki Inagaki, Ryuhei Okada, Yasuhiro Maruoka, Hiroaki Wakiyama, Takuya Kato, Aki Furusawa, Peter L Choyke, Hisataka Kobayashi. Real-time IR700 Fluorescence Imaging During Near-infrared Photoimmunotherapy Using a Clinically-approved Camera for Indocyanine Green Cancer Diagnosis & Prognosis. 2021; 1 (2): 29-34.

  28. Koh Miwa, Masahiro Tsutsumi, Keiko Fukino, Kohtaro Eguchi, Ryuhei Okada, Keiichi Akita. An anatomical study of the anterior wall of the hypopharyngeal and the cervical esophageal junction. Auris Nasus Larynx. 2020.10; 47 (5): 849-855. ( PubMed, DOI )

  29. Maruoka Y, Furusawa A, Okada R, Inagaki F, Fujimura D, Wakiyama H, Kato T, Nagaya T, Choyke PL, Kobayashi H. Near-Infrared Photoimmunotherapy Combined with CTLA4 Checkpoint Blockade in Syngeneic Mouse Cancer Models Vaccines (Basel). 2020.09; 8 (3): 528.

  30. Adrian Rosenberg, Fuyuki Inagaki, Takuya Kato, Ryuhei Okada, Hiroaki Wakiyama, Aki Furusawa, Peter L Choyke, Hisataka Kobayashi. Wound healing after excision of subcutaneous tumors treated with near-infrared photoimmunotherapy. Cancer Med. 2020.08; 9 (16): 5932-5939. ( PubMed, DOI )

  31. Adrian Rosenberg, Daiki Fujimura, Ryuhei Okada, Aki Furusawa, Fuyuki Inagaki, Hiroaki Wakiyama, Takuya Kato, Peter L Choyke, Hisataka Kobayashi. Real-Time Fluorescence Imaging Using Indocyanine Green to Assess Therapeutic Effects of Near-Infrared Photoimmunotherapy in Tumor Model Mice. Mol Imaging. 2020.07; 19 1536012120934965. ( PubMed, DOI )

  32. Fuyuki F Inagaki, Daiki Fujimura, Sara Ansteatt, Ryuhei Okada, Aki Furusawa, Peter L Choyke, Marcin Ptaszek, Hisataka Kobayashi. Effect of Short PEG on Near-Infrared BODIPY-Based Activatable Optical Probes. ACS Omega. 2020.06; 5 (25): 15657-15665. ( PubMed, DOI )

  33. Zeliang Zheng, Ryuhei Okada, Hisataka Kobayashi, Tadanobu Nagaya, Junxia Wei, Qi Zhou, Fred Lee, Tapan K Bera, Yun Gao, William Kuhlman, Chin-Hsien Tai, Ira Pastan. Site-Specific PEGylation of Anti-Mesothelin Recombinant Immunotoxins Increases Half-life and Antitumor Activity. Mol Cancer Ther. 2020.03; 19 (3): 812-821. ( PubMed, DOI )

  34. Yasuhiro Maruoka, Aki Furusawa, Ryuhei Okada, Fuyuki Inagaki, Daiki Fujimura, Hiroaki Wakiyama, Takuya Kato, Tadanobu Nagaya, Peter L Choyke, Hisataka Kobayashi. Combined CD44- and CD25-Targeted Near-Infrared Photoimmunotherapy Selectively Kills Cancer and Regulatory T Cells in Syngeneic Mouse Cancer Models. Cancer Immunol Res. 2020.03; 8 (3): 345-355. ( PubMed, DOI )

  35. Xui-Fen Liu, Junxia Wei, Qi Zhou, Bruce A Molitoris, Ruben Sandoval, Hisataka Kobayashi, Ryuhei Okada, Tadanobu Nagaya, Baktiar Karim, Donna Butcher, Ira Pastan. Immunotoxin SS1P is rapidly removed by proximal tubule cells of kidney, whose damage contributes to albumin loss in urine. Proc Natl Acad Sci U S A. 2020.03; 117 (11): 6086-6091. ( PubMed, DOI )

  36. Wakiyama H, Furusawa A, Okada R, Inagaki F, Kato T, Maruoka Y, Choyke PL, Kobayashi H.. Increased Immunogenicity of a Minimally Immunogenic Tumor after Cancer-Targeting Near Infrared Photoimmunotherapy. Cancers (Basel). 2020; 12 (12): E3747.

  37. Fujimura D, Inagaki F, Okada R, Rosenberg A, Furusawa A, Choyke PL, Kobayashi H. Conjugation Ratio, Light Dose, and pH Affect the Stability of Panitumumab-IR700 for Near-Infrared Photoimmunotherapy. ACS Medicinal Chemistry Letters. 2020; 6 (11(8)): 1598-1604.

  38. Maruoka Y, Furusawa A, Okada R, Inagaki F, Wakiyama H, Kato T, Nagaya T, Choyke PL, Kobayashi H. Interleukin-15 after Near-Infrared Photoimmunotherapy (NIR-PIT) Enhances T Cell Response against Syngeneic Mouse Tumors. Cancers (Basel). 2020; 10 (12(9)): 2575.

  39. Yu A Nakamura, Shuhei Okuyama, Aki Furusawa, Tadanobu Nagaya, Daiki Fujimura, Ryuhei Okada, Yasuhiro Maruoka, Philip C Eclarinal, Peter L Choyke, Hisataka Kobayashi. Near-infrared photoimmunotherapy through bone. Cancer Sci.. 2019.12; 110 (12): 3689-3694. ( PubMed, DOI )

  40. Ryuhei Okada, Yasuhiro Maruoka, Aki Furusawa, Fuyuki Inagaki, Tadanobu Nagaya, Daiki Fujimura, Peter L Choyke, Hisataka Kobayashi. The Effect of Antibody Fragments on CD25 Targeted Regulatory T Cell Near-Infrared Photoimmunotherapy. Bioconjug. Chem.. 2019.10; 30 (10): 2624-2633. ( PubMed, DOI )

  41. Ryuhei Okada, Taku Ito, Fuminori Nomura, Susumu Kirimura, Yuichiro Cho, Masaki Sekine, Yumiko Tateishi, Yosuke Ariizumi, Takahiro Asakage. The quantitative analysis of the human papillomavirus DNA load in submandibular gland lesions with droplet digital polymerase chain reaction. Acta Otolaryngol.. 2019.01; 139 (1): 105-110. ( PubMed, DOI )

  42. Fusa Ogata, Tadanobu Nagaya, Yasuhiro Maruoka, Joshua Akhigbe, Adam Meares, Melissa Y Lucero, Andrius Satraitis, Daiki Fujimura, Ryuhei Okada, Fuyuki Inagaki, Peter L Choyke, Marcin Ptaszek, Hisataka Kobayashi. Activatable Near-Infrared Fluorescence Imaging Using PEGylated Bacteriochlorin-Based Chlorin and BODIPY-Dyads as Probes for Detecting Cancer. Bioconjug. Chem.. 2019.01; 30 (1): 169-183. ( PubMed, DOI )

  43. Mochida A, Ogata F, Maruoka Y, Nagaya T, Okada R, Inagaki F, Fujimura D, Choyke PL, Kobayashi H. Pitfalls on sample preparation for <i>ex vivo</i> imaging of resected cancer tissue using enzyme-activatable fluorescent probes. Oncotarget. 2018.11; 9 (89): 36039-36047. ( PubMed, DOI )

  44. Kenro Kawada, Taro Sugimoto, Ryuhei Okada,Kazuya Yamaguchi, Yudai Kawamura,Masafumi Okuda, Yuuichiro Kume,Andres Mora,Tairo Ryotokuji,Takuta Okada,Akihiro Hoshino,Yutaka Tokairin,Yausaki Nakajima,Yusuke kiyokawa,Fuminori Nomura,Yosuke Ariizumi, Shohei Tomii, Takashi Ito, Takahiro Asakage, Yusuke Kinugasa, Tatsuyuki Kawano. A case of simultaneous triple primary cancers of the hypopharynx, esophagus and stomach which were dissected by endoscopic laryngo-pharyngeal surgery combined with endoscopic submucosal dissection Open Journal of Gastroenterilogy. 2018.03; 8 (3): 94-102. ( DOI )

  45. kawada k, Kawano T, Okada T, Yamaguchi K,Kawamura Y, Matsui T,Okuda M,Ogo T,Kume Y,Nakajima Y,Anderes Mora,Hoshino A, Tokairin Y, Nakajima Y,Okada R,Kiyokawa Y,Nomura F,Ariizumi Y,Sugimoto T,Asakage T,Ito T. The usefullness of intra-oropharyngeal U-turm method using trans-nasal endoscopy for detecting superficial squamous cell carcinoma of the base of the tongue J Otolaryngol ENT Res. 2017.08; 8 240.

  46. kawada k, Kawano T, Sugimoto T,Yamaguchi K,Kawamura Y,Matsui T,Okuda M,Ogo T,Kume Y,Nakajima Y,Andres Mora, Okada T,Hoshino A, Tokairin Y,Nakajima Y,Okada R,Kiyokawa Y,Nomura F,Asakage T,Shimoda R,Ito T. Case of suprficial cancer located at the pharyngoesophageal jinction which was dissected by endoscopic laryngopharyngeal surgery combined with endoscopic submucosal dissection Case Rep Otolaryngol. 2017.08; ( DOI )

  47. Okada R, Muro S, Eguchi K, Yagi K, Nasu H, Yamaguchi K, Miwa K, Akita K . The extended bundle of the tensor veli palatini: Anatomic consideration of the dilating mechanism of the Eustachian tube. Auris Nasus Larynx. 2017.06;

  48. Kawada K, Kawano T, Sugimoto T, Yamaguchi K, Kawamura Y, Matsui T, Okuda M, Ogo T, Kume Y, Nakajima Y, Mora A, Okada T, Hoshino A, Tokairin Y, Nakajima Y, Okada R, Kiyokawa Y, Nomura F, Asakage T, Shimoda R, Ito T. Case of Superficial Cancer Located at the Pharyngoesophageal Junction Which Was Dissected by Endoscopic Laryngopharyngeal Surgery Combined with Endoscopic Submucosal Dissection. Case reports in otolaryngology. 2017; 2017 1341059. ( PubMed, DOI )

  49. 江口 紘太郎, 鈴木 政美, 井田 翔太, 川田 倫之, 岡田 隆平, 新國 摂, 朝蔭 孝宏. Diagnosis 側頸嚢胞および嚢胞状転移性リンパ節の内容液アミラーゼ・サイログロブリン測定による鑑別診断(Diagnosing Lateral Cervical Cyst and Cystic Lymph Node Metastasis by Measuring Amylase and Thyroglobulin in the Fluid Content) 頭頸部癌. 2015.10; 41 (3): 335-338.

  50. Kiyokawa J, Yamaguchi K, Okada R, Maehara T, Akita K. Origin, course and distribution of the nerves to the posterosuperior wall of the external acoustic meatus. Anat Sci Int. 2014.09; 89 (4): 238-245.

  51. Suzuki M, Tsunoda A, Kudo T, Okada R, Toyoda M. Successful management of hypoparathyroidism following total thyroidectomy with vitamin D(3) alone. Auris Nasus Larynx. 2014.02; 41 (1): 53-55.

  52. Ryuhei Okada, Masami Suzuki, Koji Takeuchi, Hiroyuki Horikoshi, Atsunobu Tsunoda. Measurement of shear wave velocities coupled with an evaluation of elasticity using ARFI elastography in diagnosis of papillary thyroid carcinoma OJCD. 2013.12; 3 (4): 178-182.

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Conference Activities & Talks 【 display / non-display

  1. Ryuhei Okada. Near-infrared Photoimmunotherapy: Clinical application and translational research. 16th Taiwan-Japan Conference on Otolaryngology-Head and Neck Surgery 2023.12 Taichung, Taiwan

  2. Ryuhei Okada. Near-infrared Photoimmunotherapy: Translational research and clinical application. 23rd National Conference, Foundation for Head & Neck Oncology 2023.12 Daman, India

  3. Ryuhei Okada, Hiroaki Kawabe, Takahiro Asakage. Near-infrared Photoimmunotherapy against Head and Neck Cancers. The 8th Conference of the Asian Society of the Head and Neck Oncology 2023.11 Bangkok, Thailand

  4. Ryuhei Okada. Local depletion of immune suppressor cells using near-infrared potoimmunotherapy. 7th World Congress of the International Federation of Head and Neck Oncologic Societies 2023.06 Rome, Italy

  5. Ryuhei Okada, Takuya Kato, Aki Furusawa, Fuyuki Inagaki, Hiroaki Wakiyama, Daiki Fujimura, Shuhei Okuyama, Hideyuki Furumoto, Hiroshi Fukushima, Peter L. Choyke, Hisataka Kobayashi. Selection of Antibody and Light Exposure Regimens Alters Therapeutic Effects of EGFR-targeted Near-infrared Photoimmunotherapy. 第60回日本癌治療学会学術集会 2022.10.21 兵庫

  6. Ryuhei Okada. Near-infrared photoimmunotherapy: A newly developed cancer therapy. 1st Joint Meeting of Tri-Head and Neck Society 2022 2022.09.22 Seoul, Korea

  7. Ryuhei Okada, Takuya Kato, Aki Furusawa, Fuyuki Inagaki, Hiroaki Wakiyama, Peter L. Choyke, Hisataka Kobayashi. Local Depletion of Immune Checkpoint Ligand CTLA4 Expressing Cells in Tumor Beds Enhances Antitumor Host Immunity. 第59回日本癌治療学会学術集会 2021.10.21

  8. Okada R, Maruoka Y, Furusawa A, Inagaki F, Fujimura D, Choyke PL, Kobayashi H. The Effect of Antibody Fragments on CD25-Targeted Regulatory T Cell Near Infrared Photoimmunotherapy (NIR-PIT) in Mouse Models. 2019 World Molecular Imaging Congress 2019.09 Montreal, Canada

  9. Ryuhei Okada, Masaru Yokomura, Keiji Oi, Yosuke Ariizumi, Yusuke Kiyokawa, Fuminori Nomura, Akihisa Tasaki, Yumiko Tateishi, Susumu Kirimura, Takahiro Asakage. Medullary thyroid carcinoma detected based on elevated serum procalcitonin levels: A case report. 2nd Congress of Asia-Pacific Society of Thyroid Surgery 2017.11.02

  10. Ryuhei Okada, Taro Sugimoto, Takuro Sumi, Taro Fujikawa, Yusuke Kiyokawa, Fuminori Nomura, Akihisa Tasaki, Tomoaki Asamori, Seiji Kishimoto, Takahiro Asakage. Chemotherapy and followed endoscopic laryngo-pharyngeal surgery (ELPS) is useful for recurrence of pharyngeal carcinoma: a case report. AHNS 9TH International Conference on Head and Neck Cancer 2016.07.16 Washington

  11. Ryuhei Okada, Kyoko Ito, Kazuchika Ohno. Ischemic colitis during concurrent radiotherapy and cetuximab therapy:A case report. 4th Congress of Asian Society of Head and Neck Oncology 2015.06 Kobe, Japan

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