January 2009 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Curved human hair has different structures on each side, which might cause its shape and is similar to wool.
31 citations
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October 1971 in “Steroids” Human beard hair follicles change testosterone into other related hormones, but don't much change androstenedione into testosterone.
11 citations
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June 1979 in “British Journal of Dermatology” The enzyme system in hair follicles is similar to the liver's and is affected by certain inhibitors.
1 citations
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January 2004 in “Linchuang pifuke zazhi” Routine culture medium boosts cell growth, but dermal hair papilla and sheath cells produce less collagen than fibroblasts.
July 2024 in “Journal of Investigative Dermatology” Taxane chemotherapy can cause permanent hair loss by damaging hair follicles and altering their DNA.
January 2022 in “Food Science and Technology” The herbal mixture could potentially improve hair loss.
Low doses of certain Chinese herbs can promote hair growth, while high doses may inhibit it.
January 1994 in “Skin research” EGF and TGF-α help maintain hair cell cultures, but TGF-β1 stops their growth.
Dutasteride and finasteride can change hair growth genes, helping treat hair loss.
8 citations
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June 2009 in “British Journal of Dermatology” Human melanocytes in skin and hair follicles don't express keratin 16 or 6 naturally.
3 citations
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September 2019 in “Clinical and experimental dermatology” Basal cell carcinomas may differentiate similarly to hair follicles and could be influenced by hair cycle-related treatments.
The human scalp has different types of pigment cells in hair follicles with varying abilities to produce pigment.
102 citations
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April 2014 in “PloS one” Wharton’s Jelly stem cells from the umbilical cord improve skin healing and hair growth without scarring.
60 citations
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February 1992 in “British Journal of Dermatology” Serum from alopecia patients does not stop hair growth in grafted skin on mice.
51 citations
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January 2004 in “European Journal of Cell Biology” Human cathepsin V can replace mouse cathepsin L to maintain normal skin and hair in mice.
39 citations
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October 2013 in “Plastic and Reconstructive Surgery” Human alpha defensin 5 helps heal wounds, reduce bacteria, and grow hair on burned skin.
27 citations
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August 2021 in “Journal of Autoimmunity” Human dermal γδT-cells respond to stress in hair follicles, contributing to hair loss.
15 citations
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May 2017 in “Journal of Cellular Biochemistry” The hairless protein is important for skin, hair, and may influence cancer development.
12 citations
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April 2022 in “Journal of Bioscience and Bioengineering” Activating the PI3K/Akt pathway improves hair growth by human dermal papilla cells in hair beads.
9 citations
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June 1999 in “Journal of Investigative Dermatology” The HPV type 11 region activates hair-specific gene expression in mice.
2 citations
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October 2021 in “Experimental Cell Research” Injectable platelet-rich fibrin helps hair growth by boosting key cell functions.
1 citations
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October 2025 in “Journal of Visualized Experiments” The method creates skin organoids with hair follicles for research on skin conditions and treatments.
May 2026 in “International Journal of Molecular Sciences” The new human placental extract may help prevent hair graying and reduce nerve pain from chemotherapy.
December 2025 in “PubMed” Fish collagen peptide may boost hair growth and health.
February 2025 in “Experimental Cell Research” Combining specific proteins and cell-derived particles may help treat hair loss.
July 2024 in “Acta Histochemica” Exosomes from human stem cells can help regrow hair in mice.
Applying thyroid hormones to the scalp can help hair grow.
May 2024 in “Archives of dermatological research” LGFs slightly improve hair transplant results more than PRP.
May 2023 in “Clinical, Cosmetic and Investigational Dermatology” The research found proteins in human skin cells that help with wound healing and hair growth, which could lead to new treatments.
January 2022 in “Pharmaceutical Sciences Asia” The extract from Clitoria ternatea flowers helps human skin cells grow and promotes hair growth in mice.