December 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” The conclusion is that the dermal papilla is crucial for hair follicle regrowth, and hair follicles undergo significant structural changes in addition to cell division during regeneration.
November 2022 in “Regenerative Therapy” Advancements in tissue engineering show promise for hair follicle regeneration to treat hair loss.
1 citations
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March 2019 in “International Journal of Molecular Medicine” Mouse hair follicle cells can become heart-like cells without genetic changes.
Preserving intact follicular units improves hair transplant success.
43 citations
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April 2010 in “Developmental Biology” Sebaceous glands can form new hair follicles when activated, but hair follicle bulges cannot.
May 2026 in “International Journal of Molecular Sciences” Plucked hair follicles can be used for regenerative therapies and personalized medicine.
Human hair follicle cells can be turned into stem cells that may help clone hair for treating hair loss or burns.
January 2006 in “Chinese Journal of Dermatology” Cultured dermal papilla cells can regenerate hair follicles and sustain hair growth.
July 2026 in “Journal of Investigative Dermatology” 
5 citations
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March 2009 in “Pediatric Dermatology” The study found that pili bifurcati causes hair to intermittently split into two branches, each with its own outer layer.