April 2018 in “Journal of Investigative Dermatology” Differentiated fibroblasts regenerate hair follicles better than undifferentiated ones.
December 2016 in “Paleontological Journal” Hair growth can be induced by transplanting certain cells, but these cells lose their properties during culturing. The best cell interaction happens in a liquid medium under gravity, and using collagen doesn't help. Future research could focus on using growth factors to stimulate these cells.
149 citations
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July 2014 in “Cold Spring Harbor Perspectives in Medicine” The dermal papilla is crucial for hair growth and health, and understanding it could lead to new hair loss treatments.
November 2022 in “Regenerative Therapy” Advancements in tissue engineering show promise for hair follicle regeneration to treat hair loss.
11 citations
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July 2017 in “Regenerative Medicine” The patch assay can create mature hair follicles from human cells and may help in hair loss treatments.
January 2025 in “Medical Research Archives” Hair follicles are vital for skin health, cancer prevention, and wound healing.
42 citations
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February 2017 in “Scientific Reports” Researchers found a way to create cells from stem cells that act like human cells important for hair growth and could be used for hair regeneration treatments.
June 2026 in “Facial Plastic Surgery Clinics of North America” 
January 2024 in “Figshare” Activating autophagy in hair follicle stem cells can lead to hair growth and repair by affecting sugar metabolism.
August 2021 in “Journal of Investigative Dermatology” Stress causes hair loss by making the body produce cortisol, which stops hair cells from growing.