January 2001 in “Chinese Journal of Aesthetic Medicine” Transplanting individual hair follicles can effectively restore natural-looking eyebrows.
December 2022 in “British Journal of Dermatology” TGF-β1 and 2 in hair follicles may be linked to hair loss in AGA.
36 citations
,
December 2016 in “Journal of The American Academy of Dermatology” The normal range for the hair pull test is 2 hairs or fewer, and washing or brushing hair before the test does not affect the results.
89 citations
,
September 2010 in “Annual Review of Genomics and Human Genetics” The document concludes that understanding the genes and pathways involved in hair growth is crucial for developing treatments for hair diseases.
11 citations
,
January 2016 in “Biointerphases” The hair's outermost surface has multiple layers of lipids and proteins.
October 2010 in “Journal of Drugs in Dermatology” In 2010, Marco Toscani's team introduced a new scalpel for hair transplants that cuts parallel to hair follicles, reducing hair loss and improving on previous methods.
6 citations
,
January 2020 in “Postepy Dermatologii I Alergologii” Trichoscopy is useful for diagnosing hair-pulling disorder.
5 citations
,
November 2011 in “Journal of Cutaneous Medicine and Surgery” Hairless dogs can be used to study human hypertrophic scars.
May 2026 in “Jurnal Pendidikan Kimia Fisika dan Biologi” Rebonding damages hair cuticles, causing erosion and cracks.
71 citations
,
June 2001 in “American Journal of Pathology” The p53 protein helps control hair follicle shrinking by promoting cell death in mice.
April 2006 in “Dermatologic Clinics” White wax and its policosanol boost hair growth better than finasteride.
September 2017 in “Journal of Investigative Dermatology” The research concluded that hyaluronic acid affects the formation and growth of hair follicle-like structures in a lab setting.
35 citations
,
March 2010 in “British journal of dermatology/British journal of dermatology, Supplement” The study showed that mouse eyelashes can be used to study eyelash growth and that bimatoprost makes them longer and more numerous.
June 2026 in “Communications Biology” Hoxc13 and hair keratin are needed for forming rough skin on frog mating pads.
106 citations
,
February 2014 in “eLife” Lanceolate complexes in mouse hair follicles are essential for touch and depend on specific cells for maintenance and regeneration.
May 2015 in “Journal of Investigative Dermatology” Wnt-3a helps grow more skin stem cells, which could lead to new hair loss treatments.
1 citations
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September 2017 in “Journal of Investigative Dermatology” Hair care products reduced hair roughness, a combination of Stemoxydine and Resveratrol increased hair density, fermented mackerel oil promoted hair growth, and genes TERT and Bmi-1 helped create new hair follicles.
January 2002 in “Basic medical sciences and clinics” Hair follicle stem cells are crucial for hair growth and renewal.
3 citations
,
May 2024 in “Cureus” Early detection and removal of hair can prevent damage in hair-thread tourniquet syndrome.
Caucasian and Mediterranean hair is denser and varies in color and texture compared to African and Asian hair.
42 citations
,
December 1990 in “The Journal of Dermatologic Surgery and Oncology” The study found that horizontal sections of scalp biopsies are better for analyzing hair loss, showing fewer hairs and more fine hairs in balding areas.
10 citations
,
January 2013 in “Journal of Cutaneous and Aesthetic Surgery” Narrower donor strips and special closure techniques in hair transplants lead to smaller scars and happier patients.
23 citations
,
January 2020 in “Frontiers in Pharmacology” Dihydrotestosterone affects hair growth by changing the Wnt/β-catenin pathway, with low levels helping and high levels hindering growth.
May 2026 in “Zenodo (CERN European Organization for Nuclear Research)” Natural hair reflects identity and history, while modifications signal social pressures.
4 citations
,
January 2018 in “Advances in Experimental Medicine and Biology” The document concludes that hair follicles have a complex environment and our understanding of it is growing, but there are limitations when applying animal study findings to humans.
7 citations
,
March 2021 in “Molecular Medicine Reports” A mix of specific inhibitors and a growth factor helps keep hair growth cells from losing their properties in the lab.
November 2017 in “Dermatologic Therapy” A new topical solution safely reduces hair shedding by 38% on average by tightening a muscle in the scalp.
2 citations
,
February 2022 in “Genomics” Researchers discovered new cell types in goat hair follicles that could help understand hair regrowth and human hair loss.