Male hormones can decrease the ability of immune cells to fight bacteria.
July 2017 in “D-Scholarship@Pitt (University of Pittsburgh)” Notch signaling stops Merkel cell development, and hair follicles help maintain them after skin injury.
April 2017 in “Journal of Investigative Dermatology” SM04755 may be an effective topical treatment for psoriasis.
December 2015 in “OPAL (Open@LaTrobe) (La Trobe University)” QLT0267 stops hair follicle cell growth and movement.
"Coco de mono" seeds cause temporary hair loss due to selenocystathionine.
January 2014 in “edoc (University of Basel)” Anabolic steroids and inflammation can disrupt androgen metabolism, potentially causing health issues.
Minoxidil and a solvent mixture can prevent hair loss caused by chemotherapy in mice.
August 2010 in “한국한의학연구원 논문집” Phellodendri Cortex Extract may help treat benign prostatic hyperplasia.
June 2010 in “Melanoma research” LDE225 is a promising skin-applied treatment for basal cell carcinoma with good skin penetration and effectiveness.
April 2010 in “The Journal of Urology” Human prostate cells produce more WISP1/CCN4 when there's not enough oxygen.
January 2010 in “Journal of Oriental Medicine” Phellodendri Cortex Extract may help treat enlarged prostate.
January 2010 in “Pharmacy Today” Collagen reduces skin melanin, boosts antioxidants, and improves skin moisture.
EGF and FGF signaling stops hair follicle development in mice.
January 2007 in “El Servicio de Difusión de la Creación Intelectual (National University of La Plata)” Combining D-004 and finasteride is more effective at reducing prostate enlargement than using either alone.
January 2004 in “Chinese Journal of Aesthetic Medicine” High levels of sodium fluoride harm hair growth, but sodium selenite can reduce this harm.
January 2003 in “Journal of Clinical Dermatology” TNF-${\alpha}$ slows hair growth, and minoxidil doesn't help.
July 1998 in “Journal of Investigative Dermatology” Correcting their experiment, the authors confirmed β-estradiol affects hair growth in mice.
September 1997 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Blocking IL-1 could help treat some hair loss conditions; alopecia affects liver detox systems; spironolactone is better than finasteride for female hair growth; focusing on the catagen hair phase could lead to new alopecia treatments.
Anti-keratin antibody from cow milk makes damaged hair stronger and less likely to break.
The estrogen receptor pathway controls hair growth cycles and affects skin cell growth.
Contraceptives may affect hair growth due to estrogen, with effects varying by individual.
April 2019 in “Advances in integrative medicine” HST and HST/F promote hair growth and may help treat alopecia.
September 2018 in “Chinese Journal of Dermatology” Angiogenin may help treat hair loss by reducing certain proteins in hair cells.
115 citations
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November 2008 in “Proceedings of the National Academy of Sciences” Reptiles have genes similar to hair proteins, suggesting hair's genetic origins predate mammals.
57 citations
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February 2018 in “Journal of the American Academy of Dermatology” Biotin supplements are not proven to improve hair or nails and may interfere with medical tests.
57 citations
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May 1986 in “Clinics in endocrinology and metabolism” Androstanediol glucuronide is a reliable marker for hirsutism in women.
55 citations
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February 2013 in “The Anatomical Record” Mouse nails are similar to human nails, making them useful for studying nail diseases.
50 citations
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February 2004 in “Genomics” A gene mutation causes lanceolate hair in rats by disrupting hair shaft integrity.
47 citations
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April 2000 in “Experimental Dermatology” A new gene mutation causes a rare type of hair loss.
36 citations
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March 2019 in “European Journal of Human Genetics” The research found genetic differences in identical twins that could explain why one twin has a disease while the other does not.