1Department of Parasitology and Catholic Institute of Parasitic Diseases, College of Medicine, The Catholic University of Korea, Seoul 137-701, Korea.
2Department of Parasitology, College of Medicine, Inha University, Incheon 400-712, Korea.
3Department of Biochemistry, College of Natural Science, Chungbuk National University, Cheongju 361-763, Korea. JFIF d d Ducky d qhttp://ns.adobe.com/xap/1.0/