The mortality hazard ratio was 2.03 for participants with under 5 nanograms per millilitre of vitamin D compared with those with at least 20.The mortality hazard ratio was 2.03 for participants with under 5 nanograms per millilitre of vitamin D compared with those with at least 20.
An observational study linked local records to US participants from ages 12–20 to 33–42 across 1994–2018, finding persistent racial disparities.An observational study linked local records to US participants from ages 12–20 to 33–42 across 1994–2018, finding persistent racial disparities.
A screen of 800 natural compounds identified a phytochemical that activates autophagy and restores cell-cycle activity in models of cellular exhaustion.A screen of 800 natural compounds identified a phytochemical that activates autophagy and restores cell-cycle activity in models of cellular exhaustion.