background in spite of promotion of people’s hygiene in the recent years, parasitic infection problems are present in many parts of the world especially in tropical and subtropical areas. water is one of the major sources for acquiring parasitic infections, especially protozoan parasites. objectives this study was conducted to evaluate the present parasitic agents in river, tap water and filtra...

occurrence of lernaea parasite in a narrow distributed endemic fish, chondrostoma orientale (oriental nase) restricted to the kor river basin, southwestern iran is reported. based on the obtained results, all three collected specimens (tl= 174-192mm, sl= 148-169mm) were infested with lernaea parasites which were attached to the base of dorsal, pectoral, caudal and pelvic fins and also body musc...

the boojagh international wetland with a surface area of 80 hectares and 25 fish species is located in the southwest shores of the caspian sea (guilan province, iran), but there is no report about fish parasites in this wetland. in the present study, a total of 553 individuals of 8 fish species including cyprinus carpio (n=71), abramis bjoerkna (n=153), carassius auratus gibelio (n=89), esox lu...

aspartic proteases are a relatively small group of enzymes which express in various nematodes including onchocerca volvulus. an estimation of the gene copy number corresponding to the ov7a clone, which contains a cdna insert encoding approximately two-thirds of the entire coding sequence of aspartic protease of o. volvulus, was made by slot blot analysis in a closely related species o. gibsonig...

aegyptianellosis is a disease caused by small intraerythrocytic inclusions which is restricted to the areaof africa, asia and extreme southern europe. in this study the prevalence of aegyptianella spp. wasevaluated in four genera of domestic poultry in the northern, southern and central regions of lorestanprovince from april to september 2008. a total of 275 native adult birds including chicken...

pomphorhynchus laevis is a common fish parasite in europe which   has been reported from acipenser stellatus, barbus capito, barbus lacerta, barbus mursa and onchorhynchus mykiss in iran. in a survey on the aquaculture potential of gamasiab river in hamedan province, endemic fish parasites were investigated in summer and autumn 2008. after recording biometric characteristics, common necropsy an...