Hair follicle associated pluripotent (HAP) stem cell from young mice have the greatest potential to differentiate to cardiac muscle cells. Issue 2 (May 2017) - Yamazaki, Aiko; Hamada, Yuko; Arakawa, Nobuko; Yashiro, Masateru; Mii, Sumiyuki; Aki, Ryoichi; Kawahara, Katsumasa; Hoffman, Robert M.; Amoh, Yasuyuki