Chlamydia (bacterium)
| Chlamydia | |
|---|---|
| Chlamydia trachomatis inclusion bodies (brown) in a McCoy cell culture. | |
| Scientific classification | |
| Domain: | Bacteria | 
| Kingdom: | Pseudomonadati | 
| Phylum: | Chlamydiota | 
| Class: | Chlamydiia | 
| Order: | Chlamydiales | 
| Family: | Chlamydiaceae | 
| Genus: | Chlamydia Jones, Rake & Stearns 1945 | 
| Type species | |
| Chlamydia trachomatis (Busacca 1935) Rake 1957 | |
| Species | |
| 
 | |
| Synonyms | |
| homotypic 
 heterotypic 
 | |
Chlamydia is a genus of pathogenic Gram-negative bacteria that are obligate intracellular parasites. Chlamydia infections are the most common bacterial sexually transmitted diseases in humans and are the leading cause of infectious blindness worldwide.
Humans mainly contract C. trachomatis, C. pneumoniae, C. abortus, and C. psittaci.