The treatment of gum recession is a common requirement, more and more patients are seeking treatment at the investigators' clinic due to aesthetic concern, root sensitivity and difficulties in performing adequate oral hygiene. The standard treatment comprises the transplantation of a piece of connective tissue from the palate to the denuded root surface. In many cases Emdogain is additionally applied to enhance healing. So far the effect of Emdogain on the early wound healing process after surgical root coverage has not been investigated.