Studies on avian sarcocystis in Egypt

Meat samples from 347 ca rca ase s Were collected 1’ronJdifferent t ype s of birds , Lnc Lud Lng 215 domestic birdss nd 132 zoo birds :tor e xam i.ru t Lo n of• &.rcocytis infection.These birds were o bta Lned from different gove’rnorates, in Egyptthe period from December 1ge2 to October 1984 • Only theo ome s’t i.e fowls were found to be infected with microscopicS3.rcocystis cysts’ .The’ pe’r~e;ntd.,cse of infection cl.mong tnes:e birdsby the use of trypsin dic;estion technique ,w,;;\.s 13.8 %, (29 outof 210 birds) • Four domestic ducks; , one domestic pigeon( Ba Lad y breeds) , in a dd Lt Lo n to the zoo birds: were found. tobe free i”rom s:;.rcoc’ystis infection •The m o rpn o Loz Lca L fecl.tures of the S3.rcocystis speciescysts a nd the merozoiteg filling them were described ind et:l il s • The e xsm illi t ion sho wed tha. t only m ic:ro ecop Le cystswere detected in the domestic: fowls in the s ke Le ta L musclesonly • FrdII the sections , the: cyst measured256:t 35.071 x 69.5 ± 3. 152}4m in the 10ngitudiru.l section,and 33 - 100 :t 4.617 )t m •• m the cross section, While the me ro so IeeII x 2.2 :t 3.’73 / m in the G iem S3. std. ined film •Exper.iJnenta.l infec:tion of 1:1. bo ra tory bred dogs cl. nd cs tsrevealed th3.t only dogs .:j,re the’ firu.l host for the S:1.rcoc-ystiscystS’ in the E~yptja,n ’domestic: fowls , While Cd.ts did not