Human hair can almost fully recover its structure within about 1,000 minutes after being stretched.
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January 2017 in “Indian Dermatology Online Journal” Body hair transplants can treat baldness but differ from scalp hair and need more research on long-term results and side effects.
December 2022 in “Scientific Reports” Stem cells from whiskers can be transplanted to stimulate hair growth.
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February 2011 in “Cell” Nephronectin helps attach muscle cells to hair follicles.
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September 2013 in “PLoS ONE” Primary and secondary hair follicle cells in Cashmere goats have different gene expressions affecting hair growth and size.
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April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
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July 2022 in “Cell reports” Sox2 controls hair color by affecting pigment production in hair follicles.
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October 2021 in “Frontiers in Cell and Developmental Biology” Fat tissue under the skin affects hair growth and aging; reducing its inflammation may help treat hair loss.
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February 2025 in “Cell Cycle” HAP stem cell sheets speed up wound healing and reduce scarring.
May 2026 in “International Journal of Molecular Sciences” The new human placental extract may help prevent hair graying and reduce nerve pain from chemotherapy.
March 2025 in “Anatomy & Cell Biology” Hair follicle stem cell secretions may help protect brain cells and improve stroke recovery.
February 2025 in “Science Advances” Wnt signaling helps regenerate hair follicles by affecting how skin cells sense and respond to mechanical forces.
July 2024 in “Journal of Investigative Dermatology” A single medium, PRIME AIRLIFT, supports better human hair follicle formation in grafts.
Different genes and pathways are active in yak skin and hair cells, affecting hair growth and immune responses.
Non-immune dermal cells dominate, epidermal cells increase after day 9, and certain immune cells persist beyond inflammation in wound-induced hair follicle regeneration.
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March 2005 in “Biotechnology and Bioengineering” A new method speeds up insulin amyloid fibril growth, useful for studying diseases.
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July 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Curly hair is mechanically different from straight hair and may need new testing methods.
September 2023 in “International journal of molecular sciences” Pinus densiflora extract may help improve memory and reduce brain inflammation.
January 2023 in “International Journal of Research Publication and Reviews” Some herbal ingredients like linalool and tea tree oil have anti-dandruff properties and are safe for use in shampoos.
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May 2022 in “International journal of molecular sciences” PRX01, PRX44, and PRX73 are essential for root hair growth in Arabidopsis thaliana.
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March 2019 in “Journal of cosmetic dermatology” African hair has the most lipids, while Caucasian hair is more hydrated and stronger.
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March 2023 in “Frontiers in Cardiovascular Medicine” A specific gene variant is linked to heart disease, increased heart muscle, curly hair, and thick skin on palms and soles.
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July 2024 in “BMC Zoology” Dromedary camel hair structure and mineral content change with age.
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February 2025 in “Biomimetics” The shampoo straightens hair while keeping it healthy and less damaged.
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January 2006 in “Biological & Pharmaceutical Bulletin” Androgen hormones cause hair follicle scarring in hair loss, and finasteride helps reduce it.
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June 2011 in “International Journal of Dermatology” Most pregnant women experience skin changes like darkening and itching, while serious skin conditions are rare but need early treatment.