139 citations
,
October 2005 in “Journal of Investigative Dermatology” The nail matrix has a reduced immune response, protecting it from autoimmunity.
32 citations
,
October 2004 in “Experimental Dermatology” α-MSH may help treat skin inflammation and fibrosis.
12 citations
,
September 2018 in “International Journal of Cosmetic Science” Palmitoyl tetrapeptide-20 may help reduce hair greying and increase melanin production.
9 citations
,
January 2005 in “Experimental Dermatology” Human hair follicles can produce stress hormones like the body's main stress response system.
3 citations
,
January 2021 in “FEBS open bio” Camellia japonica extract may improve scalp health and promote hair growth.
1 citations
,
January 2016 in “Journal of Biosciences and Medicines” The ACTH/MC2R system is crucial for controlling hair growth cycles in mice.
1 citations
,
January 2005 in “Experimental Dermatology” MC-1R in skin cells may influence inflammation and collagen production.
1 citations
,
September 2004 in “Experimental Dermatology” MC-1R is present in skin cells and may help reduce inflammation.
February 2025 in “Endocrine Reviews” Hormones affect skin aging, but only topical retinoids and estrogens are used in treatments now.
April 2023 in “Journal of Investigative Dermatology” The research developed methods to test drugs that could protect and restore hair follicle protection in a hair loss condition.
January 2016 in “UNESP Institutional Repository (São Paulo State University)” Melasma results from changes in the skin's pigment and structure, not just pigment cell growth.
68 citations
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April 1965 in “General and Comparative Endocrinology” The pituitary gland controls seasonal fur color changes in weasels.
66 citations
,
October 1999 in “Annals of the New York Academy of Sciences” The Skin POMC System affects hair growth and skin responses to stress.
62 citations
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December 1966 in “Endocrinology” Injecting α-MSH made mice's hair turn black.
53 citations
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May 1986 in “Clinics in endocrinology and metabolism” Androgens like testosterone affect hair growth and oil production differently across body parts and individuals.
46 citations
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November 1997 in “Journal of Neural Transmission” Seborrhea in Parkinson's disease may be linked to hormones, not autonomic impairment.
34 citations
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August 2005 in “Dermatologic Clinics” Stress and emotional factors can worsen skin conditions by affecting the immune system.
5 citations
,
May 2017 in “Journal of the European Academy of Dermatology and Venereology” The study found no significant difference in stress hormone levels between people with alopecia areata and healthy individuals, suggesting that the disease is not caused by an overactive stress response system.
The PI's development is closely linked to skin and hair pigmentation in macaques.
August 2006 in “Experimental dermatology” Human scalp hair follicles can produce and respond to several hormones, affecting hair growth and pigmentation.
155 citations
,
December 2002 in “Journal of Investigative Dermatology” Thyroid-related genes are active in skin cells and may affect autoimmune conditions.
November 2022 in “Journal of Investigative Dermatology” Blocking mTORC1 activity could increase hair pigmentation and potentially reverse greying.
23 citations
,
November 2007 in “Actas Dermo-Sifiliográficas” Thyroid hormone (T3) may reverse gray hair by stimulating hair growth.
May 2021 in “International journal of developmental research” Estrogens and progesterone are key in regulating melasma pigmentation.
11 citations
,
January 2016 in “Evidence-based Complementary and Alternative Medicine” Rice bran extract can increase melanin production and may help treat melanin deficiency.
March 2014 in “Journal of The American Academy of Dermatology” Vitamin D deficiency is common in temporary hair loss, and stress is often a suspected cause.
115 citations
,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
90 citations
,
December 2008 in “Journal of Investigative Dermatology” Thyroid-stimulating hormone affects hair follicles but doesn't change hair growth or color.
55 citations
,
December 2014 in “Dermatologica sinica/Zhōnghuá pífūkē yīxué zázhì” Keratinocytes control how melanocytes work.
6 citations
,
January 2007 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Gray hair regained color after thyroid hormone treatment.