218 citations,
December 2011 in “Advances in Urology” The document concludes that the 5 alpha-reductase enzymes are important in steroid metabolism and related to various human diseases, with inhibitors used to treat conditions like male pattern baldness and prostate issues.
210 citations,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair color production in mice is closely linked to the hair growth phase and may also influence hair growth itself.
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.
108 citations,
July 2004 in “American Journal of Pathology” Stress increases a factor in mice that leads to hair loss, and blocking this factor may prevent it.
89 citations,
August 2008 in “Human genetics” The EDAR gene greatly affects hair thickness in Asian populations.
81 citations,
January 2006 in “Journal of cellular physiology” Mice without the vitamin D receptor gene lose hair due to disrupted hair follicle cycles.
76 citations,
February 2015 in “Industrial Crops and Products” Researchers found over 40 compounds in Bituminaria bituminosa, including many flavonoids and some with potential for medical and hair care uses.
71 citations,
June 2001 in “American Journal of Pathology” The p53 protein helps control hair follicle shrinking by promoting cell death in mice.
68 citations,
May 2018 in “PLOS Biology” Cyclosporine A may help treat hair loss by blocking a protein that inhibits hair growth.
62 citations,
August 2014 in “BMC Endocrine Disorders” New findings explain how genetic changes, body clocks, and certain molecules affect tissue response to stress hormones.
60 citations,
October 2005 in “Experimental Dermatology” Zinc can both inhibit and stimulate mouse hair growth, and might help recover hair after chemotherapy.
52 citations,
April 2013 in “Developmental Cell” Brg1 is crucial for hair growth and skin repair by maintaining stem cells and promoting regeneration.
52 citations,
June 1981 in “International Journal of Dermatology” Oral retinoids are effective for severe skin conditions but require careful use due to side effects.
49 citations,
March 2018 in “Toxicological sciences” Low doses of mixed chemicals cause permanent reproductive malformations in male rats.
47 citations,
September 2016 in “Reviews in endocrine and metabolic disorders” The skin's ability to produce hormones is linked to various skin conditions, and better understanding this process could lead to new treatments.
47 citations,
July 2004 in “Journal of Dermatological Science” Hair loss in balding individuals is linked to changes in specific hair growth-related genes.
45 citations,
February 2019 in “Journal of Affective Disorders” Melatonin improved mental health and metabolism in women with PCOS.
44 citations,
January 2008 in “Fertility and Sterility” Longer CAG repeat lengths in the androgen receptor gene are linked to higher testosterone levels in women with PCOS.
43 citations,
March 2009 in “Journal of Cellular and Molecular Medicine” TGF-β2 plays a key role in human hair growth and development.
43 citations,
December 2008 in “Molecular biology of the cell” Disrupting Smad4 in mouse skin causes early hair follicle stem cell activity that leads to their eventual depletion.
42 citations,
August 1999 in “The American journal of pathology” Basal cell carcinomas have much higher levels of Vitamin D3 receptors compared to healthy skin.
40 citations,
August 2022 in “Frontiers in immunology” Blocking JAK/STAT pathways can help treat hair loss from alopecia areata.
39 citations,
August 2008 in “Growth hormone & IGF research” Raspberry ketone may help grow hair and improve skin elasticity.
38 citations,
June 2018 in “Archives of Toxicology” Different species and human skin models vary in their skin enzyme activities, with pig skin and some models closely matching human skin, useful for safety assessments and understanding the skin's protective roles.
37 citations,
March 2006 in “Regulatory Peptides” Mice skin has components that could help with hair growth and might be used for diabetes treatment.
32 citations,
June 2015 in “PLOS ONE” Olive leaf compound oleuropein helps grow hair in mice.
31 citations,
February 2014 in “Inflammation Research” Lower CD200R1 on certain immune cells is linked to more severe rheumatoid arthritis and immune imbalance.
29 citations,
March 2011 in “The Journal of Nutritional Biochemistry” Eating isoflavone can help mice grow hair by increasing a growth factor.
29 citations,
April 1995 in “Endocrinology” Finasteride doesn't affect bone density in male rats.
28 citations,
May 2020 in “BMC plant biology” The study concluded that three enzymes are important for plant development by affecting sugar composition and calcium binding in plants.