185 citations,
December 2011 in “Molecular and cellular endocrinology” Skin cells produce and activate vitamin D, which regulates skin functions and supports hair growth.
158 citations,
August 2011 in “Reviews in endocrine and metabolic disorders” Vitamin D and its receptor regulate skin functions like cell growth, immunity, hair cycle, and tumor prevention.
111 citations,
June 2002 in “The EMBO Journal” Too much Smad7 can cause serious changes in skin tissues, including problems with hair growth, thymus shrinkage, and eye development issues.
86 citations,
October 2005 in “Experimental Dermatology” The Foxn1 gene mutation causes hairlessness and immune system issues, and understanding it could lead to hair growth disorder treatments.
81 citations,
October 2014 in “The journal of investigative dermatology/Journal of investigative dermatology” Certain genes control the color of human hair by affecting pigment production.
81 citations,
September 2009 in “Birth defects research” Different body areas in mice produce different hair types due to interactions between skin layers.
72 citations,
July 2012 in “Journal of Investigative Dermatology” Mice lacking a key DNA methylation enzyme in skin cells have a lower chance of activating stem cells necessary for hair growth, leading to progressive hair loss.
61 citations,
September 2010 in “Genomics” The study found that immune responses disrupt hair growth cycles, causing hair loss in alopecia areata.
58 citations,
January 2006 in “Skin Pharmacology and Physiology” High levels of testosterone and 5α-DHT can lead to cell death in cells important for hair growth.
53 citations,
January 2006 in “The Journal of clinical endocrinology and metabolism/Journal of clinical endocrinology & metabolism” Reduced AR gene methylation may cause early pubic hair growth in girls.
46 citations,
June 2015 in “Journal of Investigative Dermatology” Androgen receptor activity blocks Wnt/β-catenin signaling, affecting hair growth and skin cell balance.
42 citations,
July 2017 in “Molecular therapy” A form of vitamin E promotes hair growth by activating a specific skin pathway.
42 citations,
February 1985 in “Journal of the American Academy of Dermatology” Excessive hair growth can be assessed by history, exam, and blood tests, and treated with medication like dexamethasone, birth control pills, and spironolactone.
30 citations,
November 2018 in “EMBO Reports” The Ovol2-Zeb1 circuit is crucial for skin healing and hair growth by guiding cell movement and growth.
30 citations,
April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
30 citations,
January 2009 in “Nuclear Receptor Signaling” Hairless protein is crucial for healthy skin and hair, and its malfunction can cause hair loss.
29 citations,
January 2021 in “Journal of Investigative Dermatology” Fat under the skin releases HGF which helps hair grow and gain color.
26 citations,
May 2016 in “Journal of biological chemistry/The Journal of biological chemistry” sPLA2-IIE is crucial for normal hair follicle structure and skin health.
23 citations,
August 2018 in “Biochimica and biophysica acta. Molecular and cell biology of lipids” Different sPLA2 enzymes affect immunity, skin and hair health, reproduction, and may be potential targets for therapy.
23 citations,
March 2001 in “Clinics in dermatology” Alopecia areata involves immune response and gene changes affecting hair loss.
21 citations,
February 2019 in “Experimental Dermatology” Different fields of expertise must work together to better understand hair growth and create effective hair loss treatments.
21 citations,
October 2017 in “Journal of Investigative Dermatology” The document concludes that understanding dermal papilla cells is key to improving hair regeneration treatments.
21 citations,
November 2010 in “Journal of molecular medicine” FoxN1 gene is essential for proper thymus structure and preventing hair loss.
15 citations,
August 2020 in “Analytical chemistry” Hair lipids do not protect against humidity.
13 citations,
December 2019 in “Nutrients” An apple-based supplement was found to stimulate hair protein production, which may help with hair growth.
11 citations,
October 2021 in “Frontiers in Cell and Developmental Biology” Non-coding RNAs are important for hair growth and could lead to new hair loss treatments, but more research is needed.
11 citations,
August 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” A gene mutation causes early keratinocyte maturation leading to hair loss in Olmsted syndrome.
10 citations,
February 2010 in “Acta Histochemica Et Cytochemica” c-kit affects hair growth and color in alopecia areata and androgenetic alopecia.
8 citations,
June 2012 in “PloS one” Mutations in Plcd1 and Plcd3 together cause severe hair loss in mice.
7 citations,
January 2019 in “PeerJ” A protein called sFRP4 can slow down hair regrowth.