 | Shanghai district orders mass covid-19 testing, lockdownStrict measures have been imposed across the country, from Shanghai in the east to Tibet far to the west, where anti-lockdown protests have also been reported. |
 | Moderna sues Pfizer, BioNTech for Covid-19 vaccine patent infringementThe lawsuits set up a high-stakes showdown between the leading manufacturers of Covid-19 shots that are a key tool in the fight against the disease. |
 | FDA authorizes first COVID-19 vaccine shots for toddlers under age fiveThe regulatory body has now approved Moderna shots for school-aged children and teens as well. |
 | Moderna announces positive results for Omicron vaccineThe 'bivalent' vaccine was tested in a trial for 850 adults, who had all received their first three doses of Moderna's original Spikevax vaccine. |
 | Moderna says its low-dose COVID shots work for kids under 6Moderna said in the coming weeks it would ask regulators in the US and Europe to authorise two small-dose shots for youngsters under 6. |
 | Moderna seeks FDA authorization for 4th dose of Covid shotModerna said its request for an additional dose was based on “recently published data generated in the United States and Israel following the emergence of Omicron.” |
 | South Africa COVID variant-specific vaccine ready for testing: ModernaThe South African variant is considered among the more dangerous of current mutations because it evades some of the blocking action of antibodies that target the older coronavirus strain. |
