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Good morning! Katie Palmer here, tagging in for Ed Silverman as he embraces the final days of summer before the onslaught of pumpkin spice everything. Me, I’m settling into my morning with my boring but effective mug of Guatemalan beans — later today I’ll walk down to the roasters to pick up my next five-pound bag. Here’s hoping your day gets off to a caffeinated and productive start. And to help you on your way, here’s what’s happening. …

A second dose of the Covid-19 vaccine from Johnson & Johnson (JNJ) strongly increased antibody levels, according to provisional data from two early-stage trials, the New York Times reports. The results, issued in a press release by the company, showed that binding antibodies were nine times higher after a second shot given six months after the first. J&J plans to submit the results to the Food and Drug Administration to evaluate its inclusion in the U.S. plan for booster shots.

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