102 citations
,
April 2014 in “PloS one” Wharton’s Jelly stem cells from the umbilical cord improve skin healing and hair growth without scarring.
93 citations
,
July 2006 in “Journal of Investigative Dermatology” K25, K27, and K28 are found in all inner root sheath layers of hair, while K26 is only in the cuticle.
86 citations
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May 2002 in “Journal of Investigative Dermatology” A new keratin, hK6irs1, is found in all layers of the hair follicle's inner root sheath.
37 citations
,
January 2000 in “International Journal of Pharmaceutics” Topical treatments can regrow hair on bald scalps.
30 citations
,
November 2020 in “Journal of Advanced Research” Conditioned medium from keratinocytes can improve hair growth potential in cultured dermal papilla cells.
29 citations
,
January 2021 in “Journal of nanobiotechnology” Tiny particles from brain cells help hair grow by targeting a specific hair growth pathway.
27 citations
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May 2019 in “Cosmetics” The hair cuticle is made of tough proteins that protect the hair, but more research is needed to fully understand its structure.
27 citations
,
January 2008 in “Journal of Cutaneous and Aesthetic Surgery” Modern hair restoration techniques have evolved from punch grafting to methods like micro-grafting and follicular unit transplantation, but they are labor-intensive, expensive, and can lead to patient dissatisfaction. Future treatments may involve cloned hair follicles and drugs like finasteride.
23 citations
,
October 2021 in “Cell Stem Cell” Hair thinning causes stem cell loss through a process involving Piezo1, calcium, and TNF-α.
22 citations
,
January 2020 in “PeerJ” Keratin peptides in hair might help identify gender and ethnicity.
19 citations
,
December 2023 in “Journal of Investigative Dermatology” Scalp hair follicle microbes affect hair health and could be used for treatments.
12 citations
,
November 2022 in “Toxics” EtG in hair can help detect alcohol use but may be inaccurate in people with certain health conditions.
12 citations
,
October 2018 in “Biotechnology reports” Recombinant keratin K31 makes damaged hair thicker, stronger, and straighter.
12 citations
,
August 2018 in “BMC Biotechnology” A protein found in safflower seeds can stimulate hair growth and speed up wound healing in mice.
11 citations
,
April 2020 in “Animals” Moving horses to new places can increase their stress levels, as shown by higher stress hormone in their hair.
11 citations
,
August 2018 in “Medicine” Hair loss in Chinese college students leads to various psychological issues, so treatment should address both hair loss and mental health.
10 citations
,
April 2020 in “PloS one” Lack of Crif1 in hair follicle stem cells slows down hair growth in mice.
9 citations
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October 2024 in “Burns & Trauma” Air-liquid interface culture improves hair follicle development in skin organoids.
9 citations
,
June 1999 in “Journal of Investigative Dermatology” The HPV type 11 region activates hair-specific gene expression in mice.
8 citations
,
January 2020 in “International Journal of Trichology” Silymarin improves hair follicle health better than vitamin C by boosting cell growth and reducing oxidative stress.
6 citations
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August 2022 in “Molecules” A hair test shows promise for early mood disorder diagnosis.
6 citations
,
August 2020 in “Frontiers in Pediatrics” Penile strangulation from hair can cause severe harm but can be treated if caught early.
5 citations
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May 2024 in “Journal of Cosmetic Dermatology” Engineered nanovesicles from hair follicle stem cells can effectively treat UVB-induced skin aging.
5 citations
,
March 2022 in “Frontiers in Cell and Developmental Biology” Colostrum-derived exosomes can promote hair growth and may be a promising treatment for hair loss.
4 citations
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December 2022 in “Cells” Engineered nanovesicles from fibroblasts may help treat hair loss by promoting hair growth.
2 citations
,
August 2022 in “BMC veterinary research” Hair follicle stem cells from Arbas Cashmere goats can become fat, nerve, and liver cells.
1 citations
,
February 2016 in “Cell Transplantation” Hair follicles have a more inactive cell cycle than other skin cells, which may help develop targeted therapies for skin diseases and cancer.
January 2026 in “International Journal of Molecular Sciences” S100a4 is key for hair growth in cashmere goats.
November 2025 in “Scientific Reports” COVID-19 may cause hair loss by affecting hair follicles.
June 2025 in “Molecular Therapy — Nucleic Acids” A new treatment using a DNA aptamer can promote hair growth by targeting a specific receptor.