A large-scale shortage of respirators and face shields threatens progress in some labs that are currently trying to ramp up their studies of SARS-CoV-2.
Genetically modified bacteria that don’t survive unless given an unnatural amino acid could serve as a new control measure to protect wild organisms and ecosystems against accidental release.
After a string of breaches involving anthrax, Ebola, and bird flu, the US Centers for Disease Control and Prevention has reportedly replaced the director of its Division of Select Agents and Toxins.