Involvement of ubiquitin proteasome system in protective mechanisms of puerarin to MPP+-elicited apoptosis. - Cheng,Y.F.; Zhu,G.Q.; Wang,M.; Cheng,H.; Zhou,A.; Wang,N.; Fang,N.; Wang,X.C.; Xiao,X.Q.; Chen,Z.W.; Li,Q.L. (Neurosci Res, 2009)