Exarimrntal studies on the diagnosis of echinococcosis (with special referbnce to indirect harmaggltination test in sheep & goats )

Attempts were made to establish experimental infectionin dogs. In this study , the best method was to mix thehydatid cysts fluid from camel with milk at ratio I cc. of cystic fluid per 10 cc.milk and to be given to young dog(1-6months) •secretion. The capillaries supplying the small intestine congested with bloodThe prepatent period of the infected dogs varied from ,6 to52 days. ’Variation in this prepatent period was at- tributed tome thods of storage of cyst s in the lab ortlt oryIn experimentally infected dogs with Echinococcus,.the worms became senile and sh owe d a.,gre at reduction in egg productionss early as four to five months after infection of the final host •The intestine became free from worms at seven Dlonths post .in.fection.No clinical aymptomes were observed in experimentally ill!ected dogs. Post mortem examination revealed that at3Gto 38 days, the small intestine was heavily infectedlith worms and the mucous membranes were coated with muc ouaIt was intended in the present investigation.to infect the laboratory animals ( rat, mice and rabbit) with the