CHARACTERIZATION OF CAPILLARIA PHILIPPINENSIS DIFFERENT ANTIGENS AND FISH CAPILLARIA SPP. ADULT WORM ANTIGEN BY SDS-PAGE AND WESTERN BLOT | ||||
Journal of the Egyptian Society of Parasitology | ||||
Volume 55, Issue 2, August 2025, Page 251-258 PDF (252.06 K) | ||||
Document Type: Original Article | ||||
DOI: 10.21608/jesp.2025.447404 | ||||
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Authors | ||||
SALMA M. ABDEL-RAHMAN1; TASNEEM M. HASSAN1; HANAA Y. BAKIR1; RAGAA A. OTHMAN2; MERVAT M. KHALIFA1; EMAN KH. OMRAN3 | ||||
1Department of Medical Parasitology, Faculty of Medicine, Assiut University, Egypt. | ||||
2Department of Medical Parasitology, Faculty of Medicine, Assiut University, Egypt | ||||
3Department of Medical Parasitology Faculty of Medicine, Sohag University, Egypt | ||||
Abstract | ||||
Intestinal capillariasis is an emerging zoonotic disease. It can lead to life-threatening protein losing enteropathy if not diagnosed early and treated promptly. This study clarified the antige- nic profiles and immunogenicity of C. philippinensis from adult, egg, coproantigen, and fish Capillaria spp. adult antigen using SDS-PAGE and Western Blot (WB) techniques against C. philippinensis sera. The electrophoretic profiles showed that most proteins were common in all samples at 25.6, 42, 57, & 70 kDa, but some were stage-specific. Immunoblot analysis showed that patient sera recognized and reacted with all examined stages. This indicated that antigenic components of different stages of C. philippinensis, and the common components among all life stages improved parasite immunodiagnosis. Also, the results showed that human sera from patients with intestinal capillariasis recognized the antigenic pattern of fish Capillaria spp., indicated that potential cross-reactivity could develop more accessible and cost-effective diag- nostic tools, mainly in regions where C. philippinensis-specific antigens in non-endemic areas. | ||||
Keywords | ||||
Human C. philippinensis; Fish Capillaria spp; SDS-PAGE; Immunoblot | ||||
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