Trials of new Covid vaccine raise hopes of once-a-year booster

Moderna shot is said to produce eightfold increase in antibody levels against Omicron in first four weeksAn updated version of Moderna ’s Covid vaccine produces an eightfold increase in antibody levels against the Omicron variant, according to early trial results, raising hopes for a once-a-year booster to protect against the disease.The vaccine is the first “bivalent” formulation to combine protection against Omicron and the original strain of coronavirus, and is the company’s leading candidate for upcoming autumn booster programmes.Continue reading...

Source: Guardian Unlimited Science - June 8, 2022 Category: Science Authors: Ian Sample Science editor Tags: Coronavirus Vaccines and immunisation Health Science World news Omicron variant Pharmaceuticals industry Source Type: news