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.

Shares of Gilead Sciences jumped in trading following full approval for Veklury (remdesivir) as a treatment for Covid-19.

German biotech company Evotec said on Monday the company had received a grant from the Bill & Melinda Gates Foundation to help identify and develop potential monoclonal antibody (mAbS) drugs for the prevention of severe Covid-19.

The European health regulator started reviewing data on AstraZeneca and Oxford University’s potential Covid-19 vaccine in real time, the first of such moves aimed at speeding up any approval process in the region for a vaccine.

The global death toll from Covid-19 could double to 2 million before a successful vaccine is widely used and could be even higher without concerted action to curb the pandemic, an official at the World Health Organization said.

Britain will host clinical trials where volunteers are deliberately infected with the new coronavirus to test the effectiveness of vaccine candidates, the Financial Times reported, citing people involved in the project.

The U.S. Centers for Disease Control and Prevention posted guidance on possible transmission of the new coronavirus through airborne particles in error and will be updating the CDC’s recommendations.

The number of new cases of the novel coronavirus reported in the United States fell 15 percent last week from the previous seven days, and deaths fell for a fourth week in a row, according to a Reuters analysis.

Mike Rutstein, STRIKEFORCE

To effectively create immunity to Covid-19, we need to educate to vaccinate.

To quell concerns over the politicization of a potential vaccine for the novel coronavirus, nine pharmaceutical companies developing a preventative treatment signed a pledge promising to uphold the integrity of the scientific process ahead of any potential approval of a medication.