Fig. 6From: Virus-like particles vaccine containing Clonorchis sinensis tegumental protein induces partial protection against Clonorchis sinensis infectionT cell responses. Immunized rats were challenge infected and at week 4 after challenge infections rats were sacrificed. CD4+ T cell (a) and CD8+ T cell (b) populations in the spleen were determined (*P < 0.05)Back to article page