enamel cuticle การใช้

• Keratin is also present in epithelial cells of tooth germ and a thin film of keratin is present on a recently erupted tooth ( Nasmyth's membrane or enamel cuticle ).
• Immediately after the eruption enamel is covered by a specific film : Nasmyth's membrane or'enamel cuticle', structure of embryological origin is composed of keratin which gives rise to the enamel organ.