37 citations
,
December 2001 in “Journal of Investigative Dermatology” Leptin may play a role in hair growth and hair follicle health.
57 citations
,
January 2013 in “International Journal of Medical Sciences” Lef1 helps stem cells become hair cells by interacting with specific signaling pathways.
October 2012 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Scientists used a special imaging technique to observe that hair follicle regeneration involves cell division and structural changes, mostly in the lower part of the follicle, and that the dermal papilla at the base is crucial for regrowth.
550 citations
,
December 2005 in “The Journal of clinical investigation/The journal of clinical investigation” Researchers successfully isolated and identified key markers of stem cell-enriched human hair follicle bulge cells.
July 2013 in “University of Southern California Digital Library” New stem cells in nails and sweat glands can regenerate skin and hair.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” The research identified specific genes that are active in the cells crucial for hair growth.
39 citations
,
March 2008 in “Journal of biological chemistry/The Journal of biological chemistry” GLI2 increases follistatin production in human skin cells.
4 citations
,
January 2011 in “Cell stem cell” Hair follicle stem cells can return to their original niche and help regenerate hair.
7 citations
,
February 2023 in “Inflammation and Regeneration” The protein interleukin-1 alpha helps regenerate hair follicles and increase stem cell growth in mice.
April 2023 in “Journal of Investigative Dermatology” Hair growth is driven by cells that move and change like a conveyor belt.
February 2024 in “Experimental Dermatology” IGFBP-rP1 could be a new treatment for a common type of hair loss.
January 2023 in “Nature Immunology” Certain immune cells help hair growth by regulating iron in the skin.
June 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Lef1 helps adult skin cells maintain their ability to heal wounds and regenerate hair, but the study's methods and conclusions have been questioned.
7 citations
,
March 2007 in “International Journal of Dermatology” Targeting FGFR-1 with antisense oligonucleotides may help treat baldness by increasing hair follicle activity.
1 citations
,
January 2009 in “Journal of Dermatology and Venereology” Cells from the upper hair follicle grow more actively, suggesting stem cells may be located there.
April 2023 in “Journal of Investigative Dermatology” IL-9/IL-9R signaling can negatively affect human hair growth and may be a target for treating hair loss conditions.
36 citations
,
April 2010 in “The journal of investigative dermatology/Journal of investigative dermatology” Canine hair follicles have stem cells similar to human hair follicles, useful for studying hair disorders.
April 2025 in “Journal of Investigative Dermatology” High LH levels cause hair loss by damaging and aging hair follicles.
July 2025 in “Journal of Investigative Dermatology” Wnt and SHH pathways help form hair follicles by coordinating cell processes.
August 2025 in “Journal of Investigative Dermatology” Elevated luteinizing hormone contributes to female-pattern hair loss, and blocking certain channels may help prevent it.
1 citations
,
February 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” A peptide from hair follicle stem cells promotes hair growth by activating specific skin cells.
June 2025 in “International Journal of Molecular Sciences” Targeting EMT and fibrotic remodeling may help treat androgenetic alopecia.
September 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” Some hair growth cells remain in partially bald areas of Indian men with hair loss.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” KLF4 is important for keeping hair follicle stem cells inactive.
15 citations
,
April 2017 in “Cell Stem Cell” Some brain cancer cells avoid immune system detection, and certain treatments could target this to slow their growth; also, certain fat cell precursors help regenerate hair and skin after injury.
December 2024 in “Animals” RORA may help regulate hair growth by affecting hair follicle stem cells.
58 citations
,
December 1992 in “British Journal of Dermatology” Rat hair follicles grow longer in vitro, but certain factors can inhibit this growth.
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.
September 2016 in “Journal of dermatological science” FGF18 helps hair follicles resist radiation by stopping hair growth cycles.
18 citations
,
February 2023 in “eLife” ILC1-like cells can independently cause alopecia areata.