October 2023 in “Biomimetics” The new hair-dyeing shampoo is safe, colors hair evenly, and strengthens it.
9 citations
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September 2022 in “Pharmaceutics” Porcine placenta extract may improve hair growth and skin health.
November 2008 in “Medical & surgical dermatology” A device was made in 2008 to measure hair loss severity. Other findings include: frizzy mutation in mice isn't related to Fgfr2, C/EBPx marks preadipocytes, Cyclosporin A speeds up hair growth in mice, blocking plasmin and metalloproteinases hinders healing, hyperbaric oxygen helps ischemic wound healing, amniotic membranes heal wounds better than polyurethane foam, rhVEGF165 from a fibrin matrix improves tissue flap viability and induces VEGF-R2 expression, and bFGF enhances wound healing and reduces scarring in rabbits.
The KRT84 gene is linked to better wool quality in Gansu Alpine Fine-wool sheep.
5 citations
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July 2020 in “PubMed” Both oral contraceptives reduced hirsutism in PCOS patients, but adding metformin showed no extra benefit.
3 citations
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February 2023 in “International Journal of Molecular Sciences” Autologous Platelet and Extracellular Vesicle-Rich Plasma (PVRP) has potential in enhancing tissue regeneration and improving hair conditions, but its effectiveness varies due to individual differences.
2 citations
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June 2021 in “Cosmoderma” Platelet-rich plasma (PRP) shows promise in skin and hair treatments but results vary with preparation methods.
September 2025 in “Dermatology and Therapy” The treatment improved hair growth and was well-received without side effects.
May 2024 in “Aesthetic plastic surgery” Combining PRP with minoxidil significantly improves hair growth in AGA patients.
August 2023 in “Aesthetic Plastic Surgery” Platelet-rich plasma therapy helps increase hair density in male patients with hair loss but doesn't change hair thickness.
May 2026 in “Clinical Cosmetic and Investigational Dermatology” The buffy coat method slightly outperformed apheresis in patient-reported hair improvement for treating hair loss.
January 2023 in “Journal of surgery and research” New treatment effectively reverses hair thinning in most patients with mild side effects.
October 2022 in “IntechOpen eBooks” Hair loss due to scarring can be treated by reducing inflammation, removing scar tissue, and transplanting hair. The Follicular Unit Extraction technique is effective but requires skill and time. Future focus should be on scar-less healing methods.
27 citations
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April 2011 in “International journal of legal medicine” In situ DNA labeling in hair can help predict forensic DNA analysis success.
1 citations
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April 2018 in “Journal of Investigative Dermatology” People respond differently to hair loss treatment with PRP because of individual differences in growth factors from platelets.
Guard hair length is positively correlated with guard hair diameter and down fiber length, but negatively correlated with variation in guard hair diameter and down fiber diameter.
38 citations
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May 2009 in “European journal of dermatology/EJD. European journal of dermatology” TrichoScan® is a reliable tool for measuring hair growth, providing quicker and more consistent results than manual methods.
40 citations
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December 2011 in “British Journal of Dermatology” Women's hair generally gets thinner and less dense starting in their mid-thirties, with hair loss becoming more common as they age due to both genetics and environment.
20 citations
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February 1985 in “Archives of Dermatology” Minoxidil helps hair regrowth, especially with more indeterminate hairs.
1 citations
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March 1994 in “Proceedings of the British Society of Animal Production” Prolactin and melatonin affect the growth of Angora and Cashmere goat hair differently.
2 citations
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January 2000 in “Elsevier eBooks” The document explains how hair is studied in forensics to identify its source and its role in criminal investigations.
May 2026 in “Dermatology Online Journal” Dermarollers for hair growth show mixed results and can cause risks like damage and infection.
20 citations
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May 2020 in “Experimental Dermatology” Aging scalp skin contributes to hair aging and loss, and more research is needed to develop better hair loss treatments.
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.
17 citations
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December 2015 in “BMC Complementary and Alternative Medicine” A new plant extract from Avicennia marina could potentially be used to treat common hair loss.
80 citations
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June 2008 in “Biomaterials” EVAL membranes help create cell structures that can regrow hair follicles.
15 citations
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May 2020 in “BMC complementary medicine and therapies” Polygonum multiflorum extract helps hair grow longer and fights the effects of hormones that cause hair loss.
Biotin boosts wool growth and follicle health in sheep.
115 citations
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September 2005 in “International Journal of Dermatology” Different ethnic groups have unique hair growth patterns, with African hair growing slower and less dense, Asian hair growing fast but sparse, and Caucasian hair being densest; men are more likely to experience hair loss than women.
26 citations
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March 1986 in “Clinical and Experimental Dermatology” Scalp hair grows at 0.37 mm/day, forearm hair at 0.18 mm/day, and thigh hair at 0.30 mm/day, with no significant differences found in people with certain hair conditions.