Affiliation: | 1.Department of Parasitology, Faculty of Veterinary Medicine, Cairo University, Giza, 12211, Egypt ;2.Department of Hydrobiology, Veterinary Research Division, National Research Centre, 12622 Dokki, Giza, Egypt ;3.Department of Aquatic Animal Medicine and Management, Faculty of Veterinary Medicine, Cairo University, Giza, PO 12211, Egypt ;4.Department of Pathology, Faculty of Veterinary Medicine, Cairo University, Giza, 12211, Egypt ;5.Department of Biochemistry and Molecular Biology, Faculty of Veterinary Medicine, Cairo University, Giza, Egypt ;6.Zoology Department, Faculty of Science, Aswan University, Aswan, Egypt ; |