Figure 4From: Recombinant chicken interleukin-7 as a potent adjuvant increases the immunogenicity and protection of inactivated infectious bursal disease vaccineMeasurements of lymphocyte proliferation and cytokine production of co-administrated chickens with inactivated IBDV vaccine and chIL-7. A Lymphocyte proliferation; B, C IFN-γ and IL-4 production measured by ELISA. Data are presented as mean ± SD. *P < 0.05; **P < 0.01.Back to article page