Nanogel-based PspA intranasal vaccine prevents invasive disease and nasal colonization by Streptococcus pneumoniae. - PubMed - NCBI

Infect Immun. 2013 May;81(5):1625-34. doi: 10.1128/IAI.00240-13. Epub 2013 Mar 4. Research Support, Non-U.S. Gov't