Shares of Autolus Therapeutics were up in trading after the company announced an exclusive licensing agreement with Moderna to develop new messenger RNA therapeutics for cancer.

Combining AstraZeneca’s Covid-19 vaccine with a second dose from either Pfizer-BioNTech or Moderna’s jab provides “good protection”, Denmark’s State Serum Institute said on Aug. 2.

Moderna’s Covid-19 vaccine could become the second shot cleared for adolescent use in the European Union after regulators on July 23 recommended approving Spikevax for 12- to 17-year-olds ahead of U.S. authorities.

The United States had administered 330,604,253 doses of Covid-19 vaccines in the country as of the morning of July 4 and distributed 383,068,740 doses, the U.S. Centers for Disease Control and Prevention said.

The highly transmissible Delta variant of SARS-CoV-2, first identified in India, has become the most prevalent variant among new Covid-19 cases in the United States, according to California-based genomics company Helix.

Moderna Inc.’s Covid-19 vaccine produced neutralizing antibodies against emerging variants, including the Delta variant first identified in India, in a lab study.

Infectious disease experts are weighing the need for booster shots of the Pfizer/BioNTech or Moderna mRNA-based vaccines for Americans who received Johnson & Johnson’s one-dose vaccine due to the increasing prevalence of the more contagious Delta coronavirus variant.

Rare cases of heart inflammation in adolescents and young adults is likely linked to vaccination with the Pfizer/BioNTech and Moderna Covid-19 shots, a group of doctors advising the U.S. Centers for Disease Control and Prevention (CDC) said in a presentation released on June 23.

U.S. scientists are expanding a government-funded study that aims to directly answer the question of whether Moderna Inc.’s Covid-19 vaccine curbs the spread of SARS-CoV-2.

Moderna is adding two new production lines at the company’s rebuilt former Polaroid plant in Massachusetts to increase overall production capacity by 50 percent for its Covid-19 vaccine.