Comment on 'CCN1 Secreted by Human Adipose-Derived Stem Cells Enhances Wound Healing and Promotes Angiogenesis Through Activating the AKT Signaling Pathway'

The document commented on a study by Yi et al. that investigated the role of CCN1 secreted by human adipose-derived stem cells (hADSCs) in promoting wound healing and angiogenesis through the AKT signaling pathway. The authors acknowledged the potential of CCN1 in enhancing wound healing but pointed out several limitations in the study. They noted the small sample size of five mice per group, which could affect the reliability of the results, and suggested that a larger sample size, like in another study with sixteen mice per group, might be more credible. Additionally, they raised concerns about the absorption of CCN1 when injected into wound sites and highlighted the complexity of wound healing, which involves multiple phases and indicators beyond re-epithelialization and angiogenesis. Despite these limitations, the authors recognized the potential of CCN1 from hADSCs as a promising alternative for wound healing.