1Department of Basic Science, Kwandong University College of Medicine, Gangneung 210-701, Korea.
2Department of Chemistry, Yonsei University, Wonju 220-710, Korea.
3Department of Parasitology, Kwandong University College of Medicine, Gangneung 210-701, Korea.
4Department of Medical Zoology, National Institute of Health, Seoul 122-201, Korea. JFIF d d Ducky d qhttp://ns.adobe.com/xap/1.0/