Molecular strategy to reduce in vivo collagen barrier promotes entry of NCX1 positive inducible pluripotent stem cells (iPSC(NCX¹⁺)) into ischemic (or injured) myocardium. oleh Wei Huang, Bo Dai, Zhili Wen, Ronald W Millard, Xi-Yong Yu, Kristin Luther, Meifeng Xu, Ting C Zhao, Huang-Tian Yang, Zhihua Qi, Kathleen Lasance, Muhammad Ashraf, Yigang Wang