December 2025 in “Brazilian Journal of Hair Health” The Spiral Model helps understand hair growth changes with age and identify hair problems early.
20 citations
,
May 2020 in “Experimental Dermatology” Aging scalp skin contributes to hair aging and loss, and more research is needed to develop better hair loss treatments.
July 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” The mesenchyme can start hair growth, but the exact signal that causes this is still unknown.
835 citations
,
October 2008 in “Nature Genetics” Lgr5 is a marker for active, long-lasting stem cells in mouse hair follicles.
184 citations
,
November 2014 in “Developmental Cell” Hair follicle dermal stem cells are key for regenerating parts of the hair follicle and determining hair type.
173 citations
,
January 2014 in “Nature Cell Biology” Wnt signaling controls whether hair follicle stem cells stay inactive or regenerate hair.
146 citations
,
May 2002 in “The American journal of pathology” Cathepsin L is essential for normal hair growth and development.
75 citations
,
January 2009 in “International journal of trichology” Hair grays due to oxidative stress and fewer functioning melanocytes.
74 citations
,
January 2013 in “Expert Opinion on Biological Therapy” The conclusion is that hair growth can be improved by activating hair cycles, changing the surrounding environment, healing wounds to create new hair follicles, and using stem cell technology.
65 citations
,
July 2006 in “Journal of biological chemistry/The Journal of biological chemistry” The gene Foxq1, controlled by Hoxc13, is crucial for hair follicle differentiation.
56 citations
,
June 2015 in “Nature Protocols” Two-photon microscopy helps observe hair follicle stem cell behaviors in mice.
42 citations
,
September 2015 in “Gene” FGF5s can block the effects of FGF5, which may help control hair growth in cashmere goats.
35 citations
,
May 2019 in “Frontiers in genetics” Non-coding RNAs play key roles in the hair growth cycle of Angora rabbits.
30 citations
,
April 2017 in “Experimental Dermatology” Hair follicle stem cells and skin cells show promise for hair and skin therapies but need more research for clinical use.
28 citations
,
July 2008 in “Developmental Biology” Smad4 is important for healthy hair follicles because it helps produce a protein needed for hair to stick together and grow.
27 citations
,
January 2006 in “Colloids and Surfaces B: Biointerfaces” Researchers found that bulge cells from human hair can grow quickly in culture and have properties of hair follicle stem cells, which could be useful for skin treatments.
24 citations
,
October 2017 in “Scientific reports” Changing light exposure can affect hair growth timing in goats, possibly due to a key gene, CSDC2.
23 citations
,
December 2020 in “Frontiers in Cell and Developmental Biology” Gene network oscillations inside hair stem cells are key for hair growth regulation and could help treat hair loss.
22 citations
,
October 2018 in “Aesthetic Plastic Surgery” Understanding hair follicle biology and stem cell control could lead to new hair loss treatments.
20 citations
,
November 2019 in “Stem Cells” Hes1 protein is important for hair growth and regeneration, and could be a potential treatment for hair loss.
19 citations
,
December 2018 in “Experimental and Molecular Medicine” Small molecule IM boosts hair growth by changing stem cell metabolism.
11 citations
,
March 2013 in “Journal of Applied Biomedicine” β-catenin helps hair follicle stem cells grow by activating a specific cell pathway.
9 citations
,
January 2021 in “International Journal of Medical Sciences” Sox10 is important for hair follicle development and hair growth cycles.
9 citations
,
March 2019 in “Scientific reports” Temporary ROS production in cultured human hair follicles promotes growth and stem cell activation.
9 citations
,
January 2015 in “Fundamental & clinical pharmacology” Cyclosporine A helps hair grow by blocking a process that would otherwise cause hair cells to die.
9 citations
,
July 2013 in “Experimental Dermatology” Aging reduces the ability of human hair follicle cells to form new cell colonies.
6 citations
,
June 2013 in “British Journal of Dermatology” Intense pulsed light treatment mainly damages pigmented hair parts but spares stem cells, allowing hair to regrow.
5 citations
,
October 2020 in “Experimental dermatology” A specific type of skin cell creates an opening for hair to grow out, and problems with this process can lead to skin conditions.
2 citations
,
January 2014 in “Hair therapy & transplantation” New treatments for hair growth disorders are needed due to limited current options and complex hair follicle biology.
2 citations
,
April 2002 in “Animal Science/Animal science” Melatonin treatment speeds up fur maturation and changes the hair growth cycle in young chinchillas.