Fig. 1From: Research on the mechanism of prednisone in the treatment of ITP via VIP/PACAP-mediated intestinal immune dysfunctionVIP: compared with the blank control group, the VIP levels in the mouse brain, colon, and serum were significantly decreased. Compared with the model control group, the levels of VIP in the prednisone group were increased in brain, colon, and serum. Compared with the blank control group, **P < 0.01; compared with the model group, △△P < 0.01Back to article page