Figure 5From: Route of infectious bronchitis virus vaccination determines the type and magnitude of immune responses in table egg laying hensQuantification of viral RNA from CL swabs, expressed as log-relative equivalent units (REUs) of RNA. Samples were taken at 1, 3, 5, 7, and 14 dpv. Data presented as the mean  ±  SEM. Different letters indicate significant (p  < 0.05) differences within groups.Back to article page