Fig. 3

BMSC supernatant treatment reduced antibody titer and inflammatory factor expression levels in the peripheral blood. a IgM and IgG levels in peripheral blood serum on day 19 after immunization (data represents IgM or IgG levels for all eight mice in each group; error bars are SEM; **P < 0.01). b GM-CSF, IFN-γ, TNF-α, and IL-1β secretion in peripheral blood serum on day 19 after immunization (data represents serum IgM or IgG levels for all eight mice in each group; error bars are SEM; *P < 0.05, **P < 0.01)