pneumococcus

Noun

Meaning

A form of micrococcus found in the sputum (and elsewhere) of persons suffering with pneumonia, and thought to be the cause of this disease.

Source: Webster's dictionary

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Examples

Griffith used two strains of pneumococcus ( Streptococcus pneumoniae ) bacteria which infect mice a type III-S (smooth) which was virulent, and a type II-R (rough) strain which was nonvirulent. Source: Internet

Griffith's experiment discovering the "transforming principle" in pneumococcus bacteria. Source: Internet

Griffith was also able to isolate both live II-R and live III-S strains of pneumococcus from the blood of these dead mice. Source: Internet

The ability of the pneumococcus to cause deadly infections is different in each of these six states. Source: Internet

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