Investigation of Naturally Acquired Antibody to Haemophilus influenzae Type b Polysaccharide in China

Abstract

Haemophilus influenzae type b (Hib), a bacteria pathogen, is commonly found in the oropharynx of healthy unimmunized individuals [1]. Infections due to Hib are a major cause of bacterial pneumonia, meningitis, epiglottitis and septicaemia in young children throughout the world. Hib is estimated to cause at least 3 million cases of serious disease every year as well as approximately 386,000 deaths occurred in children < 5 years of age worldwide [2], It has become a major global public health problem. Hib conjugate vaccine, which has been widely used in China for more than 10 years. J Microbiol Infect Dis 2016;6(4): 197-198