Abstract Background Mesenchymal stromal cells (MSCs) and their extracellular vesicles (MSC-EVs) have demonstrated to elicit immunomodulatory and pro-regenerative properties that are beneficial for the treatment of chronic wounds. Thanks to different mediators. MSC-EVs have shown to play an important role in the proliferation. migration and cell survival of different skin cell populati... https://www.foldlyers.shop/product-category/speaker-grille/