Sanofi SA is to invest around €400 million (US$477 million) annually into a vaccines mRNA Center of Excellence, as the company plays catch-up with upstart biotechs Biontech SE and Moderna Inc. Despite its high-profile Sanofi Pasteur vaccines unit, the French pharma was left behind in the race to develop COVID-19 vaccines after the two biotechs got their mRNA shots through trials and approved by regulators in record-breaking time.