Drug Delivery in vitroTransdermal Drug Delivery / Buccal Tissue Permeation Respiratory Drug Delivery / Vaginal Drug Delivery EpiIntestinal EpiDerm EpiDerm is a 3D human tissue model produced from normal, human keratinocytes. The tissue model is cultured to form a highly differentiated, mitotically and metabolically active skin tissue which mimics in vivo tissue in terms of str..