The Supreme Court blocked the Biden administration’s vaccine-or-test mandate for private businesses. The 6-3 conservative majority court expressed doubts about the “broad regulation” issued by the Occupational Safety and Health Administration. (CNBC Weekly)

The Senate HELP Committee voted in favor of Robert Califf’s nomination for commissioner of the Food and Drug Administration. Califf was announced as Biden’s pick in October. (Politico)

AstraZeneca is paying $75 million upfront to partner with Scorpion Therapeutics on transcription factors in cancer. Susan Galbraith, who heads AstraZeneca’s cancer drug R&D group, characterized Scorpion’s offering as “potentially transformative biology.” (Endpoints News)

The Biden administration will buy an additional 500 million COVID-19 tests, which it plans to distribute for free, and send 120 military medical personnel to six states to assist in battling Omicron. “That will mean a billion tests in total to meet future demand,” Biden said Thursday. (The New York Times)

Unvaccinated pregnant people have a much higher risk of complications from COVID-19 than vaccinated ones, a study published in Nature Medicine found. “Vaccination in pregnancy is the safest and most effective way for pregnant women to protect themselves and their babies,” an author of the study said. (STAT)