81 citations
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March 1985 in “Journal of Clinical Investigation” This study found that measuring 24-OHase induction by 1,25(OH)2D3 in cultured skin fibroblasts is a sensitive test for detecting genetic defects in the 1,25(OH)2D effector pathway.
4 citations
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January 2023 in “Experimental dermatology” This study suggests that both age and photoexposure may decrease maximum viable epidermis thickness and impact the dermal-epidermal junction in women with Fitzpatrick skin types II-III.
50 citations
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October 1986 in “European journal of pediatrics” This case study reported that absence of alopecia does not reliably predict responsiveness to vitamin D treatment in Vitamin D-dependent rickets type II, as demonstrated by a patient with normal hair growth who showed extreme resistance.
November 2023 in “Biomolecules” In this study involving genetically modified rats, researchers observed that specific mutations in the vitamin D receptor affect calcium levels and bone formation, emphasizing the receptor's role in maintaining healthy bone density and its importance in regulating hair cycle and skin health.
June 2020 in “Journal of Investigative Dermatology” This study of photobiomodulation therapy devices for androgenetic alopecia found variable improvements in hair grade across different skin types and devices, suggesting a need for larger, more comprehensive trials.