(a) Phenotypic expression analysis of CD29, CD44, CD73, CD90, CD133, CD271, CD324 (E-cadherin) and CD326 (EpCAM) in human fetal parotid, sublingual and submandibular glands (n=5, 16-24 weeks'). Error bars represent mean±SD. (b) Dot plot representation of expression of CD29 with respect mesenchymal stromal cell-specific marker CD73, CD90 and epithelial-specific markers CD326 and CD324.