51 citations
,
November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Beard cells, unlike scalp cells, produce growth factors in response to testosterone, which may explain differences in hair growth.
1 citations
,
December 2022 in “Gynecological Endocrinology” The most common skin issues in females with Polycystic Ovary Syndrome (PCOS) are excessive hair growth, hair loss, oily skin, acne, dark skin patches, and skin tags, which may be linked to hormone and insulin levels.
23 citations
,
December 2004 in “Differentiation” Sex hormones affect hair and feather growth and may help manage alopecia and hormone-dependent cancers.
17 citations
,
December 2001 in “Journal of Investigative Dermatology” The osteopontin gene is active in a specific part of rat hair follicles during a certain hair growth phase and might affect hair cycle and diseases.
173 citations
,
November 2004 in “Seminars in Reproductive Medicine” Adrenarche increases adrenal androgens around age 6, affecting hair growth and development.