Figure 1From: GM-CSF-loaded chitosan hydrogel as an immunoadjuvant enhances antigen-specific immune responses with reduced toxicitySafety of CH-HG compared to that of commercial adjuvants, in mice after subcutaneous administration. (A) Morphology of the injection site in mice. (B) Change in volume of injected adjuvants after 14 days. (C) Body weight of mice. The data are presented as the means ± S.D. (n = 5).Back to article page