Figure 4
Top : Images of a representative example of an endothelial wound healing test showing the wound at the beginning of the experiment (left) and 24 h after the culture medium was replaced by apneic rat serum (right). Red and yellow lines indicate the initial and final wound borders. Bottom: Normalized index for wound closure when the endothelial cells were cultured in medium consisting of serum of control rats and of rats subjected to recurrent obstructive apneas, with or without preconditioning with MSC. Data are mean ± SEM.