Scientists are calling on the Centers for Disease Control and Prevention to set workplace air standards. After the CDC released school reopening guidelines, experts urged public health officials to require improved ventilation in schools, hospitals and workplaces to prevent the spread of COVID-19. (The New York Times)

As its COVID-19 vaccine nears FDA authorization, Johnson & Johnson may only have a few million doses ready to be distributed and administered, the Biden administration said. The company promised to deliver 100 million doses of the vaccine by the end of June. (CNBC Weekly)

Novartis and the Gates Foundation are developing a gene therapy for sickle cell disease. The collaboration aims to create an affordable one-time treatment for the disease. (STAT)

Acting Food and Drug Administration commissioner Janet Woodcock rejected calls to create a “firewall” between regulators and drugmakers. Advocacy group Public Citizen had previously accused FDA neuro chief Billy Dunn of an “inappropriate close collaboration” with Biogen over Alzheimer’s drug aducanumab. (Endpoints News)

Executives at Moderna and Pfizer sold nearly $500 million of stock in 2020 amid their companies’ COVID-19 vaccine development, an increase from $132 million in 2019. Meanwhile, Merck and Novavax sold $58 million and $40 million of their shares, respectively. (The Wall Street Journal)