RESULTS	At the end of the study , the concentration of IgA , IgG , 1gM , number of total lymphocyte , CD3 , CD4 and CD4 lCD8 , and serum IL-2 were obviously higher ( P < 0.05 ) , and levels of IL-6 , TNF-alpha and CRP were obviously lower in the tested group than those in the control group ( P < 0.05 ) .\