In a roundup of some of the latest scientific studies on the novel coronavirus and efforts to find treatments and vaccines for Covid-19, a new study may help identify which Covid-19 patients with signs of heart injury are at higher risk for death.

Days after the U.S. Food and Drug Administration greenlit the restart of AstraZeneca’s Phase III Covid-19 vaccine trial, the U.K.-based company said the preventative medication boosts immune responses in older and younger adults against the novel coronavirus.

A roundup of some of the latest scientific studies on the novel coronavirus and efforts to find treatments and vaccines for Covid-19, the illness caused by the virus.