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In a phase 1/2 trial, an investigational gene therapy brought about sustained expression of clotting factor VIII and a dramatic reduction in the bleeding rate.
The COVID-19 pandemic has exacerbated the already substantial burden of depression and anxiety, with tens of millions of additional cases reported globally in 2020.
Under-reporting of fatal police violence is rife within the US government–run database — intervention strategies are urgently needed to quantify and address this public-health issue.
A study shows that monozygotic (‘identical’) twins can be identified by a distinct epigenetic signature, shedding light on a process that has been shrouded in mystery.