Reply: Questioning the existence of Aif1 +, Csf1r + mesenchymal stem cells

1 Tumor Immunology and Gene Therapy Center Third Affiliated Hospital of Second Military Medical UniversityShanghaiChina 2National Center for Liver CancerShanghaiChina *Correspondence Lixin Wei, Tumor Immunology and Gene Therapy Center, Third Affiliated Hospital of Second Military Medical University, 225 Changhai Road, Shanghai 200438, China. Email: [email protected]