CDC has a laboratory mainly focused on Streptococcus pneumoniae and groups A and B streptococci.
Summary of laboratory opportunities to work with pathogenic streptococci and pneumococci.
Resources and protocols available for download from CDC's Streptococcus Laboratory.
Criteria for submitting clinical specimens or isolates to CDC's Streptococcus Laboratory.
Pathogen-specific information
Commonly called group A Streptococcus (GAS), this pathogen is a global public health concern.
This pathogen causes group B Streptococcus (GBS) disease and are classified into 10 serotypes.
Pneumococci are a leading cause of death from pneumonia.
CDC studies other streptococci and catalase-negative, Gram-positive cocci too.