... revealed 9 botanical extracts that specifically improve skin barrier and/or promote keratinocyte differentiation in vivo after topical application. The topical application of Aloe vera (leaf gel), Betula alba (birch bark extract), Helianthus annuus (sunflower oleodistillate), Hypericum perforatum (St...

..., instructions or products referred to in the content or advertisements. Human reconstructed epidermis Keratinocyte differentiation Proliferative fibroblasts Extracellular matrix Percutaneous absorption Original Research Article Skin Pharmacol 1997;10:247-260 Received: April 25,1997 Accepted: May 28...

..., quality or safety. The publisher and the editor(s) disclaim responsibility for any injury to persons or property resulting from any ideas, methods, instructions or products referred to in the content or advertisements. Human reconstructed epidermis Keratinocyte differentiation Keratinocyte...