81 citations
,
October 2014 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that silencing clock genes BMAL1 or PER1 in human hair follicles increased melanin content and melanocyte activity, suggesting these genes influence pigmentation.
30 citations
,
March 2015 in “PLoS ONE” This study found that thyroxine modulates peripheral molecular clock gene expression in human hair follicles, which may have implications for treating clock-related diseases in patients with thyroid dysfunction.
49 citations
,
April 2016 in “International journal of molecular sciences” This study found that shift nurses exhibited lower circadian variations compared to daytime nurses, indicating an adjustment of their biological clocks to continuous shift schedules.
28 citations
,
June 2015 in “Journal of circadian rhythms” This study found that extreme morning and evening chronotypes exhibited significant differences in the timing of circadian clock gene expression in hair follicle cells.
5 citations
,
December 2016 in “International journal of biometeorology” In this study, bright light exposure during the daytime did not significantly affect clock gene expression in humans, although Rev-erb-ß expression appeared stronger under bright light compared to dim light.