Rickettsia
Rickettsia is a unique genus classified between a virus and a bacteria. The organism is unique in that it has a cell wall and exists only in living cells like a virus, but is susceptible to antibiotics like bacteria.
| Rickettsia | |
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| Rickettsia rickettsii | |
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| Class: | Alphaproteobacteria
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| Genus: | Rickettsia da Rocha-Lima, 1916
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The method of growing Rickettsia in chicken embryos was invented by Ernest William Goodpasture and his colleagues at Vanderbilt University in the early 1930s.