The papaer entitled "Peripheral Nerve Regeneration through Nerve Conduit Composed of Alginate-Collagen-Chotisan," published on Macromolecular Research, 14, 94 (2006), has been cancelled on behalf of the authors, Sang Wan Kim, Hong Ki Bae, Hye Sung Nam, Dong June Chung, and Pill Hoon Choung.