EMBRYONIC DEVELOPMENT & STEM CELL COMPENDIUM
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Hair
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Inner Root Sheath
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Inner Root Sheath Cuticle Cells (IRS)


Hair.IRS.IRSCCs
The inner root sheath cuticle cells form a layer of cells that connect with the cuticle of the hair shaft. This interlocking mechanism enables hair shaft fixation, but also allows it to elongate.

The genes unique for inner root sheath cuticle cells appear in the gene expression section.
Prenatal
Inner Root Sheath Cuticle Cells
Multiple Ancestors Single Ancestor No Descendants Develops from Part of Parent