98 citations
,
February 2007 in “Seminars in Cell & Developmental Biology” Androgens can both stimulate and cause hair loss, and understanding their effects is key to treating hair disorders.
41 citations
,
June 2006 in “Journal of Investigative Dermatology” Beard and scalp hair cells have different gene expressions, which may affect beard growth characteristics.
128 citations
,
March 2006 in “American Journal of Pathology” Prolactin contributes to hair loss by promoting hair follicle shrinkage and cell death.
417 citations
,
September 2005 in “PLoS biology” Understanding gene expression in hair follicles can reveal insights into hair growth and disorders.
35 citations
,
March 2005 in “Journal of Investigative Dermatology” Potassium channel openers like minoxidil help hair grow by acting on hair follicles.
48 citations
,
December 2004 in “Differentiation” Tooth papilla cells can help regenerate hair follicles and grow hair.
47 citations
,
July 2004 in “Journal of Dermatological Science” Hair loss in balding individuals is linked to changes in specific hair growth-related genes.
44 citations
,
March 2004 in “Journal of Investigative Dermatology” The effects of estrogen on human hair growth are unclear and need more research.
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.
45 citations
,
June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Understanding hair follicles through various models can help develop new treatments for hair disorders.
130 citations
,
June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Estrogen Receptor ß (ERß) is the main hormone controller in human skin and hair follicles, not Estrogen Receptor α (ERα) or the Androgen Receptor (AR).
190 citations
,
October 2002 in “The FASEB journal” Androgens may cause hair loss by increasing TGF-beta1 from scalp cells, which inhibits hair cell growth.
13 citations
,
January 2002 in “Biochemical and biophysical research communications” Interferon β from hair cells stops the growth of other hair cells.
66 citations
,
August 2001 in “Experimental Dermatology” Human hair follicle cells can grow hair when put into mouse skin if they stay in contact with mouse cells.
299 citations
,
March 2001 in “Journal of Investigative Dermatology”
24 citations
,
March 2001 in “Journal of Endocrinology/Journal of endocrinology” Red deer only have androgen receptors in neck hair cells for mane growth during breeding season.
11 citations
,
January 2001 in “Cambridge University Press eBooks” Androgens can cause hair growth in some areas but hair loss on the scalp.
7 citations
,
March 2000 in “CRC Press eBooks” 71 citations
,
February 2000 in “Endocrinology and metabolism/American journal of physiology: endocrinology and metabolism” Estradiol stops hair growth in mice, but an antagonist can reverse this effect.
231 citations
,
December 1999 in “Journal of Investigative Dermatology” Hair follicle size is mainly influenced by the number of cells and extracellular matrix volume, with cell number having a larger impact.
63 citations
,
November 1999 in “British journal of dermatology/British journal of dermatology, Supplement” Hair sensitivity to androgens is partly controlled by specific enzyme expressions in different hair areas.
27 citations
,
September 1999 in “Journal of Investigative Dermatology” Human skin cells contain Protease Nexin-1, and male hormones can decrease its levels, potentially affecting hair growth.
581 citations
,
October 1998 in “Journal of The American Academy of Dermatology” Finasteride safely and effectively treats male pattern hair loss, but may cause reversible sexual issues and harm male fetuses.
74 citations
,
January 1998 in “Dermatology” Men who think they are losing hair feel worse about themselves, especially if they are younger.
227 citations
,
January 1998 in “Journal of Endocrinology” Cells from balding scalps have more androgen receptors than cells from non-balding scalps.
154 citations
,
October 1996 in “Proceedings of the National Academy of Sciences of the United States of America” Estrogen affects hair growth and skin cell multiplication.
19 citations
,
March 1996 in “British Journal of Dermatology” Balding hair follicle cells are smaller, grow less well, and need more effort to culture than non-balding cells.
30 citations
,
March 1996 in “British Journal of Dermatology” 48 citations
,
April 1995 in “PubMed” Testosterone helps beard and axillary hair cells grow by releasing growth factors from dermal papilla cells.
157 citations
,
April 1994 in “Clinical endocrinology” Androgens can cause hair growth in some areas and hair loss on the scalp.
101 citations
,
April 1994 in “Baillière's clinical endocrinology and metabolism” 5α-reductase is essential for male sexual development and its inhibitors have potential in treating various conditions related to hormone action.
124 citations
,
April 1992 in “Journal of Endocrinology/Journal of endocrinology” Beard hair follicles have more androgen receptors than non-balding scalp hair follicles.
22 citations
,
December 1991 in “PubMed”
38 citations
,
July 1989 in “Archives of dermatological research” Testosterone causes hair loss in AGA mice, which are good for testing baldness treatments, and both minoxidil and cyproterone acetate can prevent this hair loss.
48 citations
,
April 1982 in “Clinics in Plastic Surgery”
666 citations
,
September 1977 in “British Journal of Dermatology” Common baldness, also known as Androgenetic Alopecia, is caused by a combination of genetic factors and hormones called androgens.
39 citations
,
October 1967 in “British Journal of Dermatology” Hair loss in women often doesn't follow a pattern, isn't linked to age, may be genetic, and can be related to thyroid issues or other health factors.