Protective action of NDP-MSH in experimental subarachnoid hemorrhage

► Potential therapeutic action of NDP-MSH in experimental subarachnoid hemorrhage. ► NDP-MSH induces a tolerant phenotype in the basilar artery (BA). ► NDP-MSH prevents detrimental changes in gene expression profile in the BA after SAH. ► NDP-MSH reduces delayed vasospasm of the BA after SAH.