Comparative study on specific H9N2 antibodies in broiler Aida Bara Allawe and amen Ahmed Sabaar

Abstract

This study was concerned with conduction of experiment for this reason three groups of broiler chicks
were used.First group (which is consisted of 15 chicks) was infected experimentally with H9N2
(AMR.ANT/IRAQ/2005) (108.6 ELD50/0.1ml) at age (8) day. Second group (which is consisted of 15
chicks) was infected experimentally with H9N2 (AMR.ANT/IRAQ/2005) (108.6 ELD50/0.1ml) at age
(24) day. . The third group (which was consisted of 10 chicks) was considered as a control group
without infection. Immune response in all chicks groups was estimated at age (24, 44) days depending
on ELISA test.