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February 2021 in “Scientific Reports” A specific group of stem cells can help regenerate hair continuously.
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March 2015 in “Journal of Microbiology and Biotechnology” Ultra-high molecular weight poly-γ-glutamic acid may help promote hair growth.
October 2022 in “Asian journal of healthy and science” Mother-in-law's tongue leaf extract at 20% concentration significantly promotes hair growth in male rabbits.
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March 2006 in “Journal of Chromatography B” Hair analysis is promising for detecting drug misuse in livestock.
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July 2011 in “Journal of Plastic Reconstructive and Aesthetic Surgery” Eyebrow reconstruction using hair follicle grafts was successful in a man with a benign hereditary disorder affecting his eyebrows.
The inner root sheath in hair follicles plays a key role in hair growth and health.
November 2023 in “Journal of animal science/Journal of animal science ... and ASAS reference compendium” Pig hair cortisol levels are inheritable and linked to stress responses, which could help select for more resilient pigs.
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September 1980 in “Zoological Journal of the Linnean Society” Dendritic cells help regulate skin development and hair growth in mice.
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January 2018 in “Development” Frizzled 3 and Frizzled 6 together control the orientation of mouse hair follicles.
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July 1994 in “Journal of Cell Science” Cross-linked proteins help maintain the structure of hair, feathers, and hagfish teeth.
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March 2010 in “Histochemistry and Cell Biology” Different markers are found in stem cells of the scalp's hair follicle bulge and the surrounding skin.
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January 2020 in “PeerJ” Keratin peptides in hair might help identify gender and ethnicity.
The research identified key molecules that help hair matrix and dermal papilla cells communicate and influence hair growth in cashmere goats.
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July 2005 in “Journal of Dermatological Science” The gene URB is more active in human hair growth cells and responds to a hair-related hormone.
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September 2009 in “Birth defects research” Different body areas in mice produce different hair types due to interactions between skin layers.
October 2024 in “Skin Appendage Disorders” Some people grow more hair on one side of their scalp, possibly due to genetics, behavior, or environment.
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March 2016 in “CRC Press eBooks” Hirsutism treatments can slow new hair growth, but existing hair needs removal, and eflornithine helps reduce hair growth.
July 2025 in “Journal of Investigative Dermatology” γδ T cells can prevent and treat alopecia areata, offering a new therapy option.