August 2026 in “European Journal of Endocrinology” This study found that individualized GAHT regimens, including microdosing, effectively improved gender congruence and quality of life for non-binary individuals, but some experienced a decrease in bone mineral density.
10 citations
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February 2013 in “British Journal of Dermatology” This study found that TRH modulates specific keratins in human scalp tissue, suggesting its potential influence on hair growth and the need for further exploration of neuroendocrine controls in keratin expression.
In this study of hydroponically grown tomatoes, the authors reported that adding melatonin at 10-30 μmol·L-1 effectively enhanced lateral root development, root hair growth, biomass accumulation, and root activity by influencing related gene expression and hormone levels.
105 citations
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February 2010 in “Endocrinology” This study found that normal human epidermis expresses TSH and may be an indirect target of TSH signaling, with expression regulated by endocrine controls of the hypothalamic-pituitary-thyroid axis.
67 citations
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January 2007 in “Climacteric” This article discusses the impact of estrogens on skin aging, highlighting the potential benefits and unresolved effectiveness of alternatives like phytoestrogens and selective estrogen receptor modulators; it reports no new clinical results.