Researchers question recommendations to provide pneumococcal polysaccharide vaccination for all older adults and for younger adults with chronic diseases. Although pneumococcal polysaccharide ...

Central to this structure are cell wall polysaccharides and S-layer proteins, which contribute to the bacterium's mechanical stability, nutrient uptake, and interactions with the host. Recent ...

Two types of pneumococcal vaccine are available. The 23-valent pneumococcal polysaccharide vaccine (PPV23) is used in adults and children >2 years of age. By contrast, pneumococcal conjugate ...

A study evaluated a pneumococcal vaccine containing 8 (types 1, 3, 6, 7, 14, 18, 19, and 23) capsular polysaccharides in children and young adults aged 2 to 25 years with sickle cell disease ...