January 2005 in “Seibutsu Butsuri/Seibutsu butsuri” Chemical treatments damage hair more than UV exposure, making it thinner and less flexible.
September 2004 in “Experimental dermatology” Melatonin directly affects mouse hair follicles and may influence hair growth.
December 1991 in “Annals of the New York Academy of Sciences” Keratin proteins are crucial for hair structure and strength.
February 2021 in “Dermatologic Therapy” Injections improve hair growth, density, and thickness in women safely.
January 2017 in “Springer eBooks” Scientists made working hair follicles using stem cells, helping future hair loss treatments.
Dermal stem cells help regenerate hair follicles and heal skin wounds.
May 2002 in “British Journal of Dermatology” Hair loss caused by longer latent hair cycle and sudden miniaturization, not gradual follicle size reduction.
80 citations,
April 2011 in “Plant physiology” White lupin uses specific genes to grow root hairs and access phosphorus when it's scarce.
41 citations,
October 2011 in “American journal of clinical dermatology” Eruptive vellus hair cysts are a cosmetic skin condition, more common in young adults, with few effective treatments.
40 citations,
January 2010 in “International Journal of Trichology” Loose Anagen Syndrome is a hair condition where hairs can be easily pulled out, mainly affecting young girls, and may improve on its own or with treatment.
14 citations,
December 2020 in “Journal of Investigative Dermatology” Aging causes changes in the scalp that can affect hair growth and lead to older-looking hair in women.
11 citations,
September 1996 in “Neuroscience letters” Adding fetal calf serum helps Merkel cells survive and change shape.
6 citations,
September 2009 in “European journal of histochemistry” CD90 is present on specific cells in dog hair follicles.
4 citations,
December 2013 in “British Journal of Dermatology” ESR2 gene linked to female-pattern hair loss.
1 citations,
March 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” NAC1 controls certain enzymes that reduce root hair growth in Arabidopsis.
Low Level Laser Therapy may improve noise-induced hearing loss.
134 citations,
April 2020 in “Journal of Cosmetic Dermatology” Male pattern hair loss could hint at androgens affecting COVID-19 severity.
75 citations,
November 1965 in “Textile research journal” Papain and bisulfite break down human hair by dissolving parts of it.
40 citations,
August 2006 in “Current Drug Safety” Some drugs can cause hair loss, excessive growth, or color changes, often reversible but sometimes permanent.
12 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Certain sex hormones and antiandrogens can either slow down or speed up the growth of human hair follicle cells depending on their concentration.
9 citations,
November 2020 in “Journal of Inflammation Research” Inflammation affects hair loss; anti-inflammatory treatments may help.
3 citations,
May 2021 in “Dermatologic Clinics” The document concludes that more research is needed to understand hair loss in men and to find new treatments.
2 citations,
July 2013 in “InTech eBooks” Scalp biopsy helps tell apart permanent and temporary hair loss types and guides treatment.
1 citations,
April 2017 in “Journal of Dermatology and Dermatologic Surgery” IVIG therapy was linked to hair regrowth in two patients with hair loss, but it's not recommended due to its risks and costs.
Researchers found a genetic link for hereditary hair loss but need more analysis to identify the exact gene.
January 2018 in “Open access journal of pharmaceutical research” Biofield Energy Healing may increase hair growth by enhancing cell proliferation.
10 citations,
May 2015 in “International Journal of Women's Dermatology” New treatments for skin and hair disorders in women of color address unique biological differences and include specific acne medications, sunscreens, skin lighteners, and hair care adjustments.
2 citations,
November 1998 in “Journal of The European Academy of Dermatology and Venereology” Prednisone reduces organ mast cell infiltration but does not alter the abnormal appearance of mast cells in systemic mastocytosis.
8 citations,
August 2015 in “Journal of dermatological science” Rhododendrol in skin-whitening products can cause skin depigmentation and immune reactions.
A 15-year-old boy's smelly, yellow armpit hair improved with clindamycin treatment.