10 citations
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April 1995 in “Animal Science/Animal science” This study found that melatonin implants advanced the timing of the spring moult and increased hair follicle activity in adult cashmere goats, but had no significant effects on juvenile goats.
1 citations
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December 2015 in “The Egyptian Journal of Histology” This study found that experimentally induced hypothyroidism in rats is associated with impaired skin structure, but topical application of triiodothyronine (T3) improved these changes to resemble normal skin.
115 citations
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August 2008 in “The Journal of Clinical Endocrinology & Metabolism” In this study, T3 and T4 were found to directly influence human hair follicles in vitro, enhancing keratinocyte proliferation, prolonging the hair growth phase, and affecting pigmentation.
111 citations
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April 2000 in “British journal of dermatology/British journal of dermatology, Supplement” In this study, physiological levels of free T3 significantly enhanced the survival of human hair follicles in vitro.
99 citations
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June 2005 in “Endocrinology” This study found that applying supraphysiologic doses of topical T3 significantly accelerated wound healing in mice compared to a control vehicle, suggesting its potential as a cost-effective wound treatment.