1 Title Modification of the cell adhesion and hydrophilic characteristics of poly(ether-ether-ketone) by 172-nm Xenon excimer radiation Authors Yukimasa Okada 1 , Takayuki Furumatsu 1,* , Shinichi Miyazawa 1 , Masataka Fujii 1 , Hiroyuki Takahashi 2 , Hiroomi Kimura 2 , Toshifumi Ozaki 1 , Nobuhiro Abe 3 Institutions 1 Department of Orthopaedic Surgery, Okayama University Graduate School, Okayama, Japan 2 Nakashima Medical Co., Ltd., Okayama, Japan 3 Department of Orthopaedic Surgery and Sport Medicine, Kawasaki Hospital, Kawasaki Medical School, Okayama, Japan *Correspondence to: Yukimasa Okada Department of Orthopaedic Surgery, Science of Functional Recovery and Reconstruction, Okayama University Graduate School of Medicine, Dentistry, and Pharmaceutical Sciences, 2-5-1, Shikata-cho, Kita-ku, Okayama 700-8558, Japan Tel: +81-86-235-7273 Fax: +81-86-223-9727