33 citations,
January 2006 in “Journal of Dermatological Science” A long-acting Vitamin C derivative helps hair grow by stimulating cells and increasing growth factors.
32 citations,
December 1999 in “Journal of Investigative Dermatology Symposium Proceedings” 17-β-Estradiol applied to the skin stops hair growth, while ICI 182 780 helps hair grow in mice.
31 citations,
January 2014 in “Stem Cells” Smad1 and Smad5 are essential for hair follicle development and stem cell sleepiness.
30 citations,
December 2018 in “Trends in Endocrinology and Metabolism” Both immature and mature fat cells are important for hair growth cycles, with immature cells promoting growth and mature cells possibly inhibiting it.
30 citations,
May 2018 in “Experimental Dermatology” The conclusion is that future hair loss treatments should target the root causes of hair thinning, not just promote hair growth.
30 citations,
November 2013 in “PLOS ONE” Androgen receptor signaling causes early aging of cells important for hair growth by damaging their DNA.
29 citations,
January 2021 in “Journal of nanobiotechnology” Tiny particles from brain cells help hair grow by targeting a specific hair growth pathway.
29 citations,
January 2017 in “Journal of Investigative Dermatology” The Msi2 protein helps keep hair follicle stem cells inactive, controlling hair growth and regeneration.
29 citations,
December 2016 in “The EMBO Journal” Gata6 is important for protecting hair growth cells from DNA damage and keeping normal hair growth.
29 citations,
March 2015 in “Journal of Investigative Dermatology” Cyclosporine A promotes hair growth and prolongs the active growth phase in human hair follicles, but may work differently than in rodents.
29 citations,
September 2012 in “Birth Defects Research” Wounds heal without scarring in early development but later result in scars, and studying Wnt signaling could help control scarring.
28 citations,
August 2018 in “BMC genomics” DNA methylation changes are linked to hair growth cycles in goats.
26 citations,
October 2007 in “Experimental Dermatology” L-Carnitine-L-tartrate may help hair grow and prevent hair loss.
25 citations,
October 2018 in “PloS one” Key genes regulate hair follicle phase changes in Inner Mongolia cashmere goats.
25 citations,
September 2014 in “Pharmacotherapy” Hormone therapy can improve mental health and quality of life for people with gender dysphoria, but long-term effects need more research.
24 citations,
October 2017 in “Scientific reports” Changing light exposure can affect hair growth timing in goats, possibly due to a key gene, CSDC2.
22 citations,
October 2020 in “Frontiers in Cell and Developmental Biology” Fisetin, a type of polyphenol, may help hair grow by increasing certain protein activities in cells.
22 citations,
February 2017 in “Clinical and Experimental Dermatology” Icariin helps mouse hair grow by boosting a growth factor in skin cells.
22 citations,
December 2014 in “Naunyn-Schmiedeberg's Archives of Pharmacology” Baicalin helps hair grow by boosting certain cell activities and speeding up hair cycle in mice.
21 citations,
December 2019 in “PloS one” The rat model showed early perimenopause with regular cycles and low hormones, and late perimenopause with irregular cycles and higher hormone levels.
21 citations,
March 2019 in “Experimental Dermatology” Immune cells around hair follicles help control hair growth and could be targets for treating hair disorders.
21 citations,
April 2018 in “Journal of Dermatological Science” Cilostazol helps hair grow by making hair root cells grow faster and changing growth factor levels.
21 citations,
September 2005 in “The anatomical record. Part A, Discoveries in molecular, cellular, and evolutionary biology/Anatomical record. Part A, Discoveries in molecular, cellular, and evolutionary biology” Caspase-14 is important for skin and hair development in all mammals.
19 citations,
August 2013 in “Facial Plastic Surgery Clinics of North America” Children's hairlines change shape as they grow, with women often developing a widow's peak and men's hairlines becoming more convex and possibly balding at the temples, influenced by genetics and hormones.
19 citations,
January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
18 citations,
April 2021 in “Experimental Dermatology” COVID-19 may cause hair loss and scalp pain due to inflammation and changes in hair follicle receptors, but these symptoms typically resolve in 2 to 4 months.
17 citations,
October 2018 in “Sexual Medicine Reviews” The document concludes that non-operative treatment for gender dysphoria is safe and effective, and hormone therapy does not increase cancer risk.
17 citations,
June 2017 in “British Journal of Dermatology” The article concludes that hair loss is a common side effect of drugs treating skin cancer by blocking the hedgehog pathway, but treatment should continue, and more selective drugs might prevent this side effect.
17 citations,
April 2016 in “Journal of Investigative Dermatology” KB2115 (eprotirome) can safely extend the hair growth phase without damaging cells or changing hair color.
16 citations,
January 2023 in “Acta Biomaterialia” The hydrogel quickly stops bleeding and helps heal infected wounds.