Fig. 3From: Comparison of three commercial serological tests for the detection of Chlamydia abortus infection in ewesEnzovax ewes tested with IDvet kit. IDvet kit showing antibody levels in ewes vaccinated with Enzovax across the six timepoints; as described in Fig. 1. Vaccination, challenge and lambing of ewes occurred as described in Fig. 1. Dashed line indicates point of sero-positivity > 60 S/P%Back to article page