7 citations
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February 2013 in “Tropical Journal of Pharmaceutical Research” Licorice root extract may promote hair growth in female rats.
14 citations
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October 1974 in “Archives of Dermatology” Females with alopecia areata have more fingerprint arches.
127 citations
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December 2007 in “Journal of Investigative Dermatology” Mice hair growth patterns get more complex with age and can change with events like pregnancy or injury.
January 1994 in “Journal of the society of cosmetic chemists” 5 citations
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November 2012 in “Journal of the American Academy of Dermatology” A 3-year-old girl has short anagen syndrome, causing her hair to stay short.
13 citations
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January 2002 in “Clinics in dermatology” A mushroom extract might reduce hair loss and liver damage caused by certain chemotherapy drugs in animals.
1 citations
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November 2017 in “Skin appendage disorders” Ingrown hairs are a common feature in scarring alopecias due to follicular damage.
2 citations
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July 1994 in “Journal of Dermatological Science” Grafted human scalp samples on mice can produce human hair, useful for studying hair genetics.
1 citations
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June 2018 in “Archives of Disease in Childhood Education & Practice” The girl's hair started regrowing after 6 weeks of treatment.
4 citations
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September 1999 in “Journal of Clinical Forensic Medicine” Caffeine in hair might help identify people, but it's not always reliable.
71 citations
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October 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” HFMs can help study hair growth and test potential hair growth drugs.
IRS-specific genes in Tan sheep hair follicles peak at birth and may affect wool crimp.
44 citations
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January 2007 in “Biological & pharmaceutical bulletin” Black pepper leaf extract contains compounds that can block testosterone effects and promote hair growth.
210 citations
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February 2008 in “Nature genetics” Mutations in the P2RY5 gene cause autosomal recessive woolly hair.
18 citations
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January 2007 in “Pharmaceutical Biology” Citrullus colocynthis extract is effective for hair growth, comparable to minoxidil.
January 2023 in “Figshare” Ashwagandha Hair Serum may help reduce hair loss.
12 citations
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December 2021 in “Aging” A new painless method to collect hair follicles helps study DNA damage and aging.
1 citations
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August 1994 in “Journal of Cutaneous Pathology” Hair loss happens due to faster cell growth and fewer cells in affected follicles.
Adenosine and caffeine can promote hair growth.
1 citations
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February 2015 in “Zenodo (CERN European Organization for Nuclear Research)” Different hair fiber brands have unique electrostatic and dielectric properties.
25 citations
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July 2004 in “Experimental Dermatology” Illicium anisatum extract may boost hair growth.
1 citations
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January 2018 in “Acta dermato-venereologica” A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
January 1999 in “대한피부과학회지” Trichotillomania is more common in young females and often linked to stress and psychiatric conditions, with hair loss and increased catagen hair observed.
12 citations
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December 2017 in “Scientific reports” The new test can measure very small amounts of testosterone in hair, and grinding the hair up first gives more accurate results.
September 2022 in “F1000Research” Removing hair from mice without reproductive glands led to grey hair, possibly helping to understand greying in aging.
14 citations
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September 2001 in “Archives of Dermatological Research” Blocking hair follicle development stops key gene signals needed for hair growth in mice.
September 2016 in “Medical Sains/Medical sains” Liquorice extract promotes hair growth in male rabbits, with 2.5% concentration being most effective.
26 citations
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October 2002 in “Journal of Investigative Dermatology” A specific gene mutation causes congenital hair loss.