Prof. Yuichi Ohya

Dr Yuichi Ohya’s research fields are functional polymers and biomaterials, especially biodegradable polymers and drug delivery systems.

Dr. Yuichi Ohya received his MS in Polymer Chemistry from Kyoto University in 1989, and started his career as a researcher at Kansai University. He then received his PhD in Engineering from Kyoto University in 1993. Dr. Yuichi Ohya is the project leader of Kansai University (KU) Smart Materials for Advanced and Reliable Therapeutics Project (KU-SMART Project). 


Kyoto University Faculty of Engineering, Polymer Chemistry (1987)
Kyoto University Master's Degree Program Polymer Chemistry (1989)
Kyoto University,Doctor of Engineering Mar. (1993)

Research Topics

Synthesis and Evaluation of Biodegradable Polymer
Drug Delivery System using Polymers
Study on Supramolecular Assembly

Research Activities

Drug delivery system using polymeric materials, synthesis of nobel biodegradable polymers for biomedical applications, and construction of molecular assemblies using DNAs.


Japan-Korea Biomaterials Research Young Investigator's Award Nov. 16,1998(Japanese Society for Biomaterials&The Korean Society for Biomaterials)
The Award for Young Investigator of Japanese Society for Biomaterials Dec. 16,2003(Japanese Society for Biomaterials)

Selected publications

H. Tsuji, S. Sato, N. Masaki, Y. Arakawa, Y. Yoshizaki, A. Kuzuya, Y. Ohya, Thermal Properties and Degradation of Enantiomeric Copolyesteramides Poly(lactic acid-co-alanine)s, Polym. Degrad. Stab., 171, 109047 (2020.1). doi: 10.1016/j.polymdegradstab.2019.109047

H. Tsuji, S. Sato, N. Masaki, Y. Arakawa, Y. Yoshizaki, A. Kuzuya, Y. Ohya, Stereocomplex Crystallization and Homo-Crystallization of Enantiomeric Copolyesteramides Poly(lactic acid-co-alanine)s from the Melt, Polym. Crystalli., 3(2), e10094 (2020.4). DOI: 10.1002/pcr2.10094

Y. Yoshizaki, H. Yamamoto, A Kuzuya, Y. Ohya, Sustained Drug-releasing Systems Using Temperature-responsive Injectable Polymers Containing Liposomes, ACS Symp. Ser., 1350, 35-45 (2020.5). ISBN13: 9780841238145, eISBN: 9780841298996, DOI: 10.1021/bk-2020-1350

A. Mahara, M. Kitai, H. Masunaga, T. Hikima, Y. Ohya, S. Sasaki, S. Sakurai, T. Yamaoka*, Modification of decellularized vascular xenografts with 8-arm polyethylene glycol suppresses macrophage infiltration but maintains graft degradability, J. Biomed. Mater. Res. Part A,in press.


For more publications, please visit:

Dr. Yuichi Ohya
Main institution
Department of Chemistry and Materials Engineering
News topics: