Fig. 4From: Evaluation of humoral immune responses to enterotropic lentogenic VG/GA vaccine of Newcastle disease in commercial turkey poults (Meleagris gallopavo)Correlation between HI titers and IgY/IgA ELISA values. a Correlation between IgY values obtained by ELISA in each HI titer group. b Correlation between IgA values obtained by ELISA in each HI titer groupBack to article page