Fig. 6From: Maintenance of adult stem cells from human minor salivary glands via the Wnt signaling pathwayImmunofluorescence assay of hMSGSCs cultured in 3D system. The expression of CK15 (red), VIM, CK19 (green) were detected. Nuclei were counterstained with DAPI (blue). Scale bar, 50 μmBack to article page