Establishment of an Indirect Competitive ELISA for Detection of Antibodies against Goose Astrovirus Genotype 1 Based on ORF2 Protein.
Goose astrovirus genotype 1 (GAstV-1) is a major causative agent of visceral gout in goslings, leading to substantial economic losses across Chinese poultry farms. Currently, no commercial vaccine is available, rendering early serological surveillance essential for disease control. In this study, a sensitive and specif...