Fig. 5From: Novel protein chip for the detection of antibodies against infectious bronchitis virusSensitivity experiments of the RDT. a Array of the protein chip: 1, positive control (chicken IgY); 2, negative control; 3, 4, and 5, IBV nsp5 spots. b IBV positive serum diluted 1:100. c IBV positive serum diluted 1:1000. d IBV positive serum diluted 1:10,000. e Negative SPF chicken serumBack to article page