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Multipotency and Niche of Bulge Stem Cell

Multipotency and Niche of Bulge Stem Cell

A hair follicle or HF is a small part of the skin that produces the hair shaft. Paul Gerson Unna was the first to observe a bulge in the human hair follicle's outer root sheath (ORS). The bulge is present between the sebaceous gland and the arrector pili muscle and is the niche for hair follicle stem cells (HFSCs). The bulge is also a niche for melanocyte stem cells, and their loss results in graying of hair. The HFSCs express Sox9 and Lhx2, which help them maintain stemness and prevent...

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Lid Margin Demodex Without Eyelashes

Ajay Kolli¹, Shreya Malli², Gerami D Seitzman²

¹Department of Ophthalmology, University of California, San Francisco, California.

|April 10, 2024

Summary

No abstract available in PubMed .

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