Objective To study the immunoregulatory mechanism of Langchuangjing Granule(LG)in different dosages in lupus mice.Methods Three -month female NZB /NZWF1mice were treated with LG in three differen t dosages for six weeks and then the effect of LG on t he expression of CD4 + ,CD8 + and CD54in peripheral blood was obse rved.Re-sults LG in different dosages showed a tend ency of increasing the content of CD4 + and CD8 + ,decreased the serum con-tent of CD54and inhibited the hyper -expressions of CD54on the surface of lymphocyte and monocyte in plasma.T he above effects were stronger in middl e -and high -dosage of LG.Conclusion LG can improve the immune function an d restrain the excessive immunoreaction of lupus mice.
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