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Next-gen pneumococcal vaccines: a race to the finish or a foregone conclusion?

November 01, 2019

Pneumococcal disease, defined as infections caused by the bacterium streptococcus pneumoniae, has long been a source of morbidity and mortality, particularly in infants and the elderly. Importantly, rates of pneumococcal disease have been significantly curtailed, largely in developed regions, due to the availability of prophylactic vaccines. These vaccines come in two varieties: polysaccharide vaccines and pneumococcal conjugate vaccines (PCVs).