8 citations
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March 1942 in “Journal of Endocrinology” Thyroid hormone treatments help thyroidectomized rats grow normally.
28 citations
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March 1942 in “Journal of Endocrinology” Male rats grow hair faster than females, and certain hormones can slow or slightly increase hair growth, but not significantly beyond natural rates.
115 citations
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August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
178 citations
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October 2001 in “Genes & Development” The mutated hairless gene causes hair loss by acting as a new type of corepressor affecting thyroid hormone receptors.
1 citations
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December 2021 in “Animals” Low zinc and selenium levels in sheep are linked to hair loss and thyroid problems.