Activin A and follistatin control when ear hair cells form in mice.
Activin A promotes ear hair cell development, while follistatin delays it.
10 citations,
July 1980 in “British Journal of Dermatology” Topical putrescine and spermine increased DNA synthesis in hairless mouse skin.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Thymic stromal lymphopoietin (TSLP) promotes hair growth by stimulating specific skin cells.
6 citations,
January 2007 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Gray hair regained color after thyroid hormone treatment.
April 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” Double stranded RNA helps skin wounds heal by coordinating specific proteins and signaling pathways.
417 citations,
February 2004 in “The Journal of Clinical Endocrinology and Metabolism” Testosterone therapy increases bone density in older men with low testosterone levels.
145 citations,
November 2018 in “Nature Communications” The Sonic hedgehog pathway is crucial for new hair growth during mouse skin healing.
13 citations,
June 2020 in “Scientific reports” Melatonin stimulates the skin components of ram's scrotum during their non-breeding season.
4 citations,
January 2013 in “PubMed” Testosterone and finasteride raise insulin and zinc, lower chromium in male rats.
81 citations,
February 1997 in “Journal of Investigative Dermatology” Minoxidil boosts hair growth by activating PGHS-1.
13 citations,
December 2006 in “Journal of experimental animal science” Interferon gamma alone can't cause alopecia areata in C3H/HeJ mice.
5 citations,
June 2021 in “Pharmacological Reports” Vitamin D may help reduce antibody levels in men with autoimmune thyroiditis and early-onset androgenic alopecia, but has no significant impact on thyroid function.
June 2024 in “Frontiers in pharmacology” 2-deoxy-D-ribose gel may help regrow hair in cases of hair loss.
April 2019 in “Journal of Investigative Dermatology” Activating the Sonic hedgehog pathway can help regenerate hair follicles during wound healing in mice, potentially improving regeneration after injury.
64 citations,
January 2015 in “BioMed Research International” Certain growth factors can promote hair growth in mice by activating hair growth-related proteins.
57 citations,
December 2018 in “JAMA Surgery” Hormone treatment for transgender patients may not need to be stopped before surgery, but more research is needed, especially on estrogen.
115 citations,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
34 citations,
December 2009 in “The International Journal of Developmental Biology” Too much thymosin beta4 causes weird teeth and more hair growth in mice.
64 citations,
March 2005 in “Journal of Investigative Dermatology” Brain-Derived Neurotrophic Factor (BDNF) slows down hair growth and promotes hair follicle regression.
72 citations,
October 2009 in “The FASEB journal” TRH stimulates human hair growth and extends the hair growth phase.
1 citations,
November 2019 in “Archives of breast cancer” Some hormone treatments might raise breast cancer risk, while others don't seem to.
14 citations,
October 2017 in “European Journal of Medical Research” Platelet-rich plasma can help grow more and longer hair by creating new blood vessels.
8 citations,
May 1996 in “Endocrinology” Certain adrenal hormones can strongly stimulate oil gland growth in hamster skin, similar to male hormones.
17 citations,
May 2011 in “Gene Therapy” Using polyethylenimine-DNA to deliver the hTERT gene can stimulate hair growth and may be useful in treating hair loss, but there could be potential cancer risks.
12 citations,
August 2018 in “BMC Biotechnology” A protein found in safflower seeds can stimulate hair growth and speed up wound healing in mice.
July 2024 in “Journal of Investigative Dermatology” Ashwagandha nanoparticles help hair grow by increasing a growth factor.
256 citations,
October 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Growing human skin cells in a 3D environment can stimulate new hair growth.
136 citations,
May 2019 in “Cells” Stem cell therapy, particularly using certain types of cells, shows promise for treating hair loss by stimulating hair growth and development, but more extensive trials are needed to confirm these findings.
1 citations,
January 2015 in “Journal of Pigmentary Disorders” Melasma is a skin condition linked to female hormones, genetics, UV exposure, and certain medications, but not to pituitary, adrenal, or thyroid diseases.