Stem cell therapy does not promote the regeneration or production of new cardiomyocytes in the injured heart but induces a wound healing response that contributes to improved cardiac function.

中文翻译：

---

干细胞疗法通过触发急性免疫反应来改善心脏功能。

干细胞疗法不会促进受伤心脏中新心肌细胞的再生或产生，但会诱导有助于改善心脏功能的伤口愈合反应。