100 citations,
September 2017 in “Molecular and Cellular Endocrinology” Male hormones and their receptors play a key role in hair loss and skin health, with potential new treatments being explored.
45 citations,
September 1998 in “Journal of Investigative Dermatology” The enzyme 17β-HSD type 2 mainly performs oxidation in human sebaceous glands, which may help protect against acne.
3 citations,
August 2018 in “Stem cells international” Hair follicle cells help maintain and support stem cells and blood cell formation.
41 citations,
June 2006 in “Journal of Investigative Dermatology” Beard and scalp hair cells have different gene expressions, which may affect beard growth characteristics.
82 citations,
May 2009 in “Development” EGF and KGF signalling prevent hair follicle formation and promote skin cell development in mice.
233 citations,
November 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Creating stronger blockers for skin enzymes might lead to better treatment for conditions like acne and excessive hair growth.
27 citations,
January 2020 in “Experimental Dermatology” Immune cells affect hair growth and could lead to new hair loss treatments.
25 citations,
November 2014 in “British Journal of Dermatology” Certain transporters are found in human hair follicles and may affect hair growth and loss.
42 citations,
March 2018 in “PLOS Biology” Autophagy is important for human hair growth and health.
ILC1-like cells can independently cause alopecia areata by affecting hair follicles.
36 citations,
November 2009 in “Journal of Investigative Dermatology” Prolactin may affect hair growth differently based on gender and scalp area.
11 citations,
March 2008 in “Experimental Dermatology” A substance called compound-1 could help increase hair growth by maintaining prostaglandin levels in hair follicles.
98 citations,
July 2014 in “Trends in Molecular Medicine” Hair follicles are hormone-sensitive and involved in growth and other functions, with potential for new treatments, but more research is needed.
30 citations,
April 2017 in “European Journal of Cell Biology” CIP/KIP proteins help stop cell division and support hair growth.
176 citations,
February 2006 in “Cancer Research” Patched1 helps prevent tumors by controlling cell growth.
92 citations,
June 2005 in “Journal of Investigative Dermatology” All-trans retinoic acid causes hair loss by increasing TGF-β2 in hair follicle cells.
32 citations,
April 2017 in “Scientific Reports” Platelet-rich plasma can help grow more mouse hair follicles, but it doesn't work for human hair follicles yet.
Estrogen and its receptors play a key role in hair growth, with differences between males and females.
3 citations,
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” CBD can either promote or inhibit hair growth depending on the concentration used.
109 citations,
October 2007 in “Journal of pineal research” Melatonin helps regulate hair growth and protects the hair follicle from stress.
Androgenetic alopecia, or hair loss, is caused by a mix of genetics, hormones, and environment, where testosterone affects hair growth and causes hair to become smaller and grow for a shorter time.
701 citations,
August 2014 in “Nature medicine” Alopecia areata can be reversed by JAK inhibitors, promoting hair regrowth.
13 citations,
April 2010 in “Journal of dermatological science” Chemotherapy-induced hair loss is partly due to decreased laminin-511 and increased laminin-332.
8 citations,
September 2021 in “EMBO Molecular Medicine” A new small peptide may help hair growth by activating a specific receptor and should be tested in humans.
12 citations,
January 2021 in “Journal of Investigative Dermatology” Hair follicle studies suggest that maintaining telomere length could help treat hair loss and graying, but it's uncertain if mouse results apply to humans.
47 citations,
August 2000 in “Endocrine Reviews” The document concludes that more research is needed to understand excessive hair growth in women with normal hormone levels and regular ovulation.
227 citations,
January 1998 in “Journal of Endocrinology” Cells from balding scalps have more androgen receptors than cells from non-balding scalps.
39 citations,
January 2008 in “Journal of Endocrinology” SCF and c-Kit decrease in AGA hair follicles, possibly affecting hair pigmentation and growth.
75 citations,
May 1986 in “Clinics in endocrinology and metabolism” Male hormones are important for hair and oil gland development and can cause conditions like excessive hair growth and acne.
49 citations,
August 2003 in “Journal of The American Academy of Dermatology” Higher IGF-1 levels in hair follicles link to better finasteride results for hair loss.