Hedgehog signaling can create new hair follicles but may also cause tumors.
November 2022 in “Journal of Investigative Dermatology” The fragrance cyclohexyl salicylate helps promote hair growth and increase hair stem cell numbers.
9 citations
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August 2015 in “Tissue Engineering and Regenerative Medicine” Human skin cell byproducts can potentially be used to treat hair loss and promote hair growth.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth cycles need varied signals in space and time.
January 2006 in “Chinese Journal of Dermatology” Cultured dermal papilla cells can regenerate hair follicles and sustain hair growth.
418 citations
,
September 2012 in “Nature” African spiny mice can regenerate skin, hair, and cartilage, but not muscle, and their unique abilities could be useful for regenerative medicine.
Hedgehog signaling can create new hair follicles in adult skin but may increase cancer risk.
July 2017 in “D-Scholarship@Pitt (University of Pittsburgh)” Notch signaling stops Merkel cell development, and hair follicles help maintain them after skin injury.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Mouse skin glands need healthy nerves to grow properly during hair growth phases.
April 2017 in “Journal of Investigative Dermatology” Certain compounds can protect hair cells from aging and promote growth.
January 2023 in “Skin appendage disorders” Hair restoration surgery can change the appearance of hair when examined with a special magnifying tool.
1 citations
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January 2022 in “Stem cell biology and regenerative medicine” New methods to test hair growth treatments have been developed.
11 citations
,
March 2016 in “Cell cycle/Cell cycle (Georgetown, Tex. Online)” Old hair follicles grew better when moved to a young environment.
14 citations
,
April 2021 in “International journal of molecular sciences” Mesenchymal stem cells may help treat hair loss by improving hair cell growth and reducing inflammation.
January 2019 in “Social Science Research Network” Hair follicle stem cells prevent melanocyte stem cells from differentiating by controlling retinoic acid levels.
21 citations
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October 2009 in “Biochemical Engineering Journal” Stem cell therapy is a promising approach for hair regrowth despite potential side effects.
2 citations
,
July 2023 in “JAAD Case Reports” A woman with a type of hair loss saw hair regrowth after two months of taking baricitinib.
16 citations
,
August 2012 in “The journal of investigative dermatology/Journal of investigative dermatology” MED1 is essential for normal hair growth and maintaining hair follicle stem cells.
45 citations
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November 2017 in “Biomaterials” Researchers found a new way to create hair-growing structures in the lab that can grow hair when put into mice.
January 2004 in “Hair transplant forum international” Cell therapy could potentially treat hair loss, but we need lab tests to check if it can create hair follicles.
November 2023 in “ACS Nano” The device helps restore sensation and grow new hair follicles after skin burns.
July 2025 in “Journal of Investigative Dermatology” Scarring alopecia involves increased immune cells and specific gene changes near damaged hair follicles.
Methods to restore hair medically and surgically exist.
50 citations
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October 2011 in “Archives of Biochemistry and Biophysics” Vitamin D receptor is essential for healthy hair growth.
27 citations
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August 2015 in “Experimental Dermatology” Certain electric currents can promote hair growth by activating specific cell pathways.
1039 citations
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February 2009 in “Nature Reviews Molecular Cell Biology” Skin stem cells are crucial for maintaining and repairing the skin and hair, using a complex mix of signals to do so.
Hair restoration techniques have improved significantly.
4 citations
,
July 1993 in “The Journal of Dermatologic Surgery and Oncology” The article concludes that hair restoration techniques must account for ongoing hair loss to ensure successful long-term results.
December 2025 in “Advanced Healthcare Materials” The composite helps hair growth and scalp healing by reducing stress and inflammation.
May 2005 in “Zhonghua chuangshang guke zazhi” Human hair keratin can help nerve regeneration and is a promising material for nerve repair.