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Korean researchers are developing E. coli to produce polylactic acid, a compound that is touted as a greener alternative to plastic, says The Economist. The Korea Advanced Institute of Science and Technology's Lee Sang-yup and his colleagues have been able to make PLA in one step, rather than the two-step process, by splicing in genes from Clostridium propionicum, Cupriavidus necator, and various species of Pseudomonas.

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The Los Angeles Times reports that experts say Moderna's investigational COVID-19 vaccine results seem to be a step in the right direction, but that more testing is needed.

The Washington Post reports a new coronavirus data reporting protocol goes around the Centers for Disease Control and Prevention.

The Trump Administration has reversed its policy that could have stripped international students of their visas, the New York Times says.

In Cell this week: proteomic and metabolomic analysis of blood from COVID-19 patients, change in phosphorylation with infection, and more.