No abstract available
MeSH terms
- Animals
- Antigens, Bacterial
- DNA, Bacterial / analysis
- Drug Resistance, Microbial
- Humans
- Immune Sera
- Mice
- Molecular Biology
- Pneumococcal Infections / immunology
- Polysaccharides, Bacterial / analysis
- Rabbits
- Rats
- Streptococcus
- Streptococcus pneumoniae*
- Transformation, Genetic*
- Virulence
Substances
- Antigens, Bacterial
- DNA, Bacterial
- Immune Sera
- Polysaccharides, Bacterial