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May 2000 in “Journal of Investigative Dermatology” The hedgehog signaling pathway is crucial for hair growth but not for the initial creation of hair follicles.
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August 2000 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Hormone treatments in transsexual individuals reduce hair growth and oil production in male-to-females and increase them in female-to-males.
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April 2005 in “The American journal of pathology (Print)” Capsaicin, found in chili peppers, can slow down hair growth by affecting skin cells and hair follicles.
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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.
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June 2010 in “The FASEB journal” miR-31 regulates hair growth by controlling gene expression in hair follicles.
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July 1991 in “Journal of The American Academy of Dermatology” Understanding hair follicle anatomy helps diagnose hair disorders.
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August 2008 in “Development” Dlx3 is essential for hair growth and regeneration.
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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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October 2013 in “Dermatologic Clinics” Trichoscopy is a useful non-invasive method for diagnosing different hair loss conditions.
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May 2002 in “Journal of comparative neurology” Nerve growth in mouse skin and hair follicles happens in stages and is closely linked to hair development.
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October 2007 in “International Journal of Dermatology” Curly hair shape is due to uneven growth patterns in the hair follicle.
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February 1989 in “Journal of The American Academy of Dermatology” Children with loose anagen hair have easily pluckable hair due to root sheath problems, and it might improve without treatment.
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December 2009 in “Journal of Dermatological Science” Fat tissue stem cells may help increase hair growth.
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April 2006 in “Clinical Interventions in Aging” Minoxidil and Finasteride are effective for male baldness; more research is needed for hair aging treatments.
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June 2003 in “Journal of the American Academy of Dermatology” Curly hair shape is determined by the hair bulb.
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October 2009 in “The FASEB journal” TRH stimulates human hair growth and extends the hair growth phase.
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August 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” Hair keratin-associated proteins are essential for strong hair, with over 80 genes showing specific patterns and variations among people.
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May 2018 in “PLOS Biology” Cyclosporine A may help treat hair loss by blocking a protein that inhibits hair growth.
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March 2018 in “Biomaterials” Tiny needles with valproic acid can effectively regrow hair.
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July 2006 in “Journal of biological chemistry/The Journal of biological chemistry” The gene Foxq1, controlled by Hoxc13, is crucial for hair follicle differentiation.
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April 2012 in “British Journal of Dermatology” Caucasian women's hair appears thickest in their 20s, with perceived thinning after mid-30s due to both decreasing density and diameter.
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July 2011 in “PLOS ONE” Spermidine may help reduce hair loss and deserves further testing as a treatment.
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March 2019 in “Experimental Dermatology” Exosomes from human skin cells can stimulate hair growth and could potentially be used for treating hair loss.
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October 2001 in “Dermatologic Clinics” Hair loss can indicate underlying systemic diseases and addressing these can sometimes reverse the hair loss.
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April 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin D receptor is crucial for starting hair growth after birth.
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November 1987 in “Pediatric Dermatology” Children's hair grows in different types from before birth through puberty, with growth rates and characteristics varying by age, sex, and race.
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August 1994 in “PubMed” Prolactin and melatonin can stimulate hair growth in Cashmere goat hair follicles, but melatonin may reduce follicle viability over time.
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April 2019 in “Journal of cellular physiology” miR-218-5p helps skin and hair growth by targeting SFRP2 and activating a specific signaling pathway.
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January 2009 in “Journal of Investigative Dermatology” UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.