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November 2018 in “Nature Communications” The Sonic hedgehog pathway is crucial for new hair growth during mouse skin healing.
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May 2019 in “Cells” Stem cell therapy, particularly using certain types of cells, shows promise for treating hair loss by stimulating hair growth and development, but more extensive trials are needed to confirm these findings.
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September 2008 in “Lasers in surgery and medicine” Low fluence photoepilation temporarily removes hair by targeting the hair follicle's pigmented area without severe damage.
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August 2015 in “Experimental Dermatology” Human hair follicle organ culture is a useful model for hair research with potential for studying hair biology and testing treatments.
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March 2006 in “American Journal of Pathology” Prolactin contributes to hair loss by promoting hair follicle shrinkage and cell death.
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August 1994 in “Journal of Investigative Dermatology” Dexamethasone speeds up hair loss in mice, while cyclosporin A slows it down.
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July 2005 in “The FASEB journal” Hair follicles produce and respond to melatonin, affecting hair growth and sensitivity to estrogen.
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August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
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July 1998 in “Journal of Investigative Dermatology” Ruby laser pulses best destroy hair follicles during the growth phase and effectiveness varies with laser intensity; melanin is key for targeting, and timing treatments can improve results.
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March 2014 in “BioEssays” We need more research to better understand human hair follicle stem cells for improved treatments for hair loss and skin cancer.
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June 2005 in “Journal of Investigative Dermatology” The document concludes that assessing hair follicle damage due to cyclophosphamide in mice involves analyzing structural changes and suggests a scoring system for standardized evaluation.
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November 2014 in “Journal of Cell Biology” MicroRNA-214 is important for skin and hair growth because it affects the Wnt pathway.
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July 2010 in “Genes & development” Notch/CSL signaling controls hair follicle differentiation through Wnt5a and FoxN1.
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May 2011 in “BJCP. British journal of clinical pharmacology/British journal of clinical pharmacology” Hair follicles greatly increase caffeine absorption through the skin shortly after it's applied.
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September 2014 in “Therapeutic Delivery” Nanoparticles can improve skin treatments by better targeting hair follicles, but more research is needed for advancement.
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February 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” EGF makes hair follicles grow longer but stops hair production.
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April 2011 in “Journal of Ethnopharmacology” Polygonum multiflorum extract helps grow hair by activating certain hair growth signals in mice.
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December 2001 in “Experimental dermatology” Mutant mice help researchers understand hair growth and related genetic factors.
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January 2015 in “World Journal of Stem Cells” Hair follicle regeneration needs special conditions and young cells.
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June 2008 in “Biomaterials” EVAL membranes help create cell structures that can regrow hair follicles.
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October 2012 in “Biomaterials” Larger spheroids improve hair growth, but size doesn't guarantee thicker hair.
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March 2021 in “Nature” Stress hormone corticosterone blocks a growth factor to slow down hair stem cell activity and hair growth.
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July 2020 in “Cell” Muscles and nerves that cause goosebumps also help control hair growth.
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August 2018 in “International Journal of Cosmetic Science” Dermal Papilla cells are a promising tool for evaluating hair growth treatments.
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October 2016 in “Genes & Development” Cells in hair follicles help create fat cells in the skin by releasing a protein called Sonic Hedgehog.
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May 2007 in “The FASEB journal” Human hair follicles produce and respond to erythropoietin, helping protect against stress.
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April 2017 in “Lasers in surgery and medicine” Blue light promotes hair growth by interacting with specific receptors in hair follicles.
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April 2019 in “Biomedicines” PRP and HF-MSCs treatment improves hair growth, thickness, and density in androgenetic alopecia.
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November 2012 in “Journal of Investigative Dermatology” Prostaglandin D2 blocks new hair growth after skin injury through the Gpr44 receptor.
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December 1991 in “Annals of the New York Academy of Sciences” Hair growth can be induced by certain cells found at the base of hair follicles, and these cells may also influence hair development and regeneration.