Africa will need some 20 million COVID-19 vaccine doses in the next six weeks to get second shots to people who have received their first shot, according to the World Health Organization. About 200 million vaccine doses will be needed to vaccinate 10% of the continent’s population. (CNBC Weekly)

The pandemic has spurred an increase in at-home care for serious health conditions. Several health systems, including the Mayo Clinic, have embraced providing hospital-level treatment for patients at home. (Kaiser Health News)

BlueRock is partnering with Senti Bio to develop molecular “sensors” and “dials” for cell therapies. BlueRock’s goal is to allow doctors to control cells after they’ve been implanted. (Endpoints News)

Tabula Sapiens is a project that aims to document single-cell gene expression from a single donor’s cells – the largest in the world. Scientists hope insights from the project will help develop treatments for a variety of diseases. (STAT)

A federal bankruptcy judge has accepted Purdue Pharma’s proposal to restructure itself into a nonprofit company. After being sued by thousands of plaintiffs over its role in perpetuating the opioid epidemic, Purdue’s plan is to fund several trusts and provide compensation to claimants. (The New York Times)