35 citations
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May 2006 in “Journal of Investigative Dermatology” Monilethrix involves multiple genes affecting hair structure, including DSG4 mutations.
14 citations
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November 2012 in “SLAS discovery” Some herbal extracts can promote hair growth and prevent hair loss.
March 2022 in “Journal of drug delivery and therapeutics” Sea hibiscus leaf extract at 30% concentration in a hair tonic significantly increased hair growth in guinea pigs.
30 citations
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February 2017 in “Histochemistry and Cell Biology” TPA promotes hair growth by increasing stem cell activity and activating specific cell signals.
July 2024 in “Journal of Investigative Dermatology” Human hair follicles have their own thyroid hormone system.
5 citations
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September 2019 in “Medical Sains Jurnal Ilmiah Kefarmasian” The gel with green tea and gotukola may help hair growth.
January 2011 in “The Chinese Journal of Dermatovenereology” DPC-hTERT cells can create hair follicle-like structures.
April 2018 in “Journal of Investigative Dermatology” Key signals for hair follicle formation were identified.
17 citations
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February 1987 in “Journal of the American Academy of Dermatology” The hair cuticle acts as a barrier against fungal infection, which occurs only deep within the hair follicle.
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August 1996 in “The journal of experimental zoology/Journal of experimental zoology” Red deer hair cells offer a new way to study how hormones affect hair growth.
87 citations
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August 1974 in “Journal of Investigative Dermatology” September 2016 in “Journal of dermatological science” TSC2 is crucial for proper hair follicle development and patterning.
October 2024 in “Current Issues in Molecular Biology” Platycladus orientalis leaf extract helps hair grow by activating certain proteins.
17 citations
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August 1979 in “Journal of The American Academy of Dermatology” A new staining method helps tell growing from resting hairs to diagnose hair loss.
13 citations
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October 2017 in “Bioscience, Biotechnology, and Biochemistry” Centella asiatica extract may help promote hair growth by blocking a specific cell signaling pathway.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Tet2 and Tet3 enzymes are essential for controlling hair growth by affecting DNA demethylation and gene expression in mice.
July 2025 in “Scientific Reports” Serotonin helps hair grow by activating certain cells.
June 2024 in “Korean Journal of Pharmacognosy” The compound from Rhododendron mucronulatum roots may help treat male pattern hair loss.
15 citations
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July 2016 in “Biochemical Journal” Wnt proteins from certain skin cells are crucial for normal hair growth and renewal.
The "sinuskissen" in cat hair follicles is mostly connective tissue, affecting fluid flow.
18 citations
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November 2005 in “Archives of Dermatological Research” 6 citations
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December 2019 in “International Journal of Cosmetic Science” White hair has weaker tryptophan fluorescence than other unpigmented fibers, possibly due to UV exposure or unknown substances.
December 2025 in “JURNAL PIJAR MIPA” Water pumpkin extract at 15% concentration effectively promotes hair growth.
September 2001 in “Swiss Medical Forum ‒ Schweizerisches Medizin-Forum” 90 citations
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August 2004 in “Physiological Genomics” Dermal papilla cells help skin stem cells grow into hair.
5 citations
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February 2010 in “Drug development and industrial pharmacy” Vesicles made of behenyltrimethylammonium chloride and stearic acid can triple the skin absorption of hinokitiol, which may help with hair growth.
1 citations
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April 2017 in “Journal of Dermatological Science” Certain immune cells may cause hair loss by reacting to stressed hair follicles.
7 citations
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March 2022 in “Frontiers in Genetics” The research found specific genes that may cause longer hair in Tianzhu White Yak.
February 1999 in “The anatomical record” Two mouse mutants have defective hair cuticle cross-linking.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Tet1/2/3 enzymes affect hair follicle cell development by influencing BMP signaling.