COVID-19 cases in the U.S have reached their highest level in six months, owing to a fivefold increase over the last four weeks. States with low vaccination rates account for many of the new cases. (Reuters)

Biotech entrepreneur Tadataka Yamada has died at the age of 76. Yamada was known for his role in drug development at GlaxoSmithKline, as well as in developing malaria and meningitis vaccines at The Gates Foundation. (Endpoints News)

Athira Pharma cited altered papers in a National Institutes of Health grant application, making the company liable for False Claims Act damages. The altered papers were co-authored by the company’s former chief executive Leen Kawas, who was placed on leave. (STAT)

The COVID-19 Delta variant will likely lead to a rise in breakthrough infections in fully vaccinated people, Moderna said. The company added that protection from the vaccine will likely decrease after six months and booster shots will be needed. (CNBC Weekly)

The U.S. coronavirus testing infrastructure has ramped up anew, with more people rushing to get tested during the Delta variant surge. The surge is leading to long wait times at testing sites and delayed results. (The Wall Street Journal)