title: [Influences of zinc on concentrations of cyclin D2 and cyclin-dependent kinase 4 of human umbilical cord blood-derived mesenchymal stem cells].
authors.affiliation: Department of Anatomy, Liaoning Medical College, Jinzhou Liaoning, 121001, PR China. zheng_deyu2000@yahoo.com.cn
authors.forename: Deyu
authors.initials: D
authors.lastname: Zheng
authors.forename: Yiyong
authors.initials: Y
authors.lastname: Yang
authors.forename: Kai
authors.initials: K
authors.lastname: Zhao
authors.forename: Shijie
authors.initials: S
authors.lastname: Zheng
authors.forename: Shujian
authors.initials: S
authors.lastname: Qin