Pfizer Group B strep vaccine for infants returns strong trial results
Streptococcus agalactiae bacteria, responsible for vaginal and urinary tract infections and newborn infections including meningitis and septicemia. Optical microscopy view.Cavallini James | BSIP | Universal Images Group | Getty ImagesPfizer on Wednesday said its experimental vaccine targeting the potentially deadly bacterial disease Group B Streptococcus returned strong mid-stage clinical trial results, a promising step as the drug inches toward potential approval.Pfizer is among several drugmakers racing to develop the…