HYDROPXRICAru)II'M SYI{DROME (ANGARA DISEASE) IN ...

l@d vNh, o.d€ma dd selling oav@ld ddorMiun. Lurss hld oedcm., @nB6ion
dnd infliomatory ellula. infilll ion Micrcsopic ch.nB$ inrhebusa ofFabriciuswc.. nol
Some bicr.rial .g.nrs w.r. isol.tcd from thc l.ded or8ds oa rh. bids. Efherichia
.,/, *0r isldoi ftom r0 ditrqor dad tt &. SIqt rfut W \|d. ieh.d ftom l*ioN
o! Id$ or winSs of 5 bnds
No precipitaing lnlibodie.saiost CBLO,lB, lBD, Reo or ND virus wde lound in
ln the i.shrudy 9 out oflo chjck, gr;up U, di.d ofrrs simihny ? oul of IO bi.d,
group F, died of HFS owwer, no sonrlily vas obsercd in birds of conrol g.onp S Thc
viG $sp.Nio. prcpar.d from liv.r ofall lhc birds in gtuups U and f raded lositiv.ly wilh
hoBolosous sr! in asd g.l pre.iphaion (AGP) tet However, the litus susp.nsion r.acl.d
ncgtiv.ly lo sq, fron uiit@Lr.d @nkol bnds ofSroup s.
In@l.tion of all thc four islates to chicks .6u[ed i. high oonaliit, i c , .hovc ?0
pe.6r (Tabl. I-l) exc.pl, protolype isolt. (E), which showed 50 pc. e.t mod,liry Thc
dd. sqo .ndyan by !h. Studot t t-r6! d rh. 5 p.r dr ld.l ofprolabilitv to 6drpr. rh.
monaliry of chicks inocuht.d 10 I 5 d ay-old ind 5 w.cts old troiler chick! Th. Eon litv rde
in chick! of l5-d!y old ws signjfiotly highd (P < 0.05) rh thlt of t s€€t old n'ds.
Th. virus ws rcilolar€d fion ina.oted chicr.n lvs ind rcinoculrt.d ro cliniRllv
.otul birds Typicd dbce ofHPS lnh high non.lily w., r@.dcd in th. viruFinodl .d
bkds Ndoply ddiDtion of d.!d dd mdbund chick.m rd.2l.d palc or discoldred
livo which werc slighrly Moll.n .nd thble having nocrodc loci Thc l6io or
hydop€n@diun u@ s. in 30 p.r @nt of thc d.!d birdt. Th. lridn.ys w. ptrc, .nl.Aol
wnh dhtended rubdles Microsoopic .xminarion ildiclt.d rhe prcsencc of bd$philic
i.hmd@ imlnsion hodia in hcptl@r'td.