Streptococcus pneumoniae, or pneumococcus, is a gram-positive, alpha-hemolytic diplococcus aerotolerant anaerobe and a member of the genus Streptococcus.[1] An important human pathogen, S. pneumoniae has been known as a major cause of pneumonia in the late 19th century and is the subject of many humoral immunity studies.
| Streptococcus pneumoniae | |
|---|---|
 | |
| SEM micrograph of S. pneumoniae. | |
| Scientific classification | |
| Domain: | |
| Phylum: | |
| Class: | Diplococci |
| Order: | Lactobacillales |
| Family: | Streptococcaceae |
| Genus: | |
| Species: | S. pneumoniae |
| Binomial name | |
| Streptococcus pneumoniae (Klein 1884) Chester 1901 | |
References
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