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pneumococcus
(redirected from pneumococci)

   Also found in: Medical, Encyclopedia, Wikipedia 0.02 sec.
pneu·mo·coc·cus  (nm-kks, ny-)
n. pl. pneu·mo·coc·ci (-kks, -kk)
A nonmotile, gram-positive bacterium (Streptococcus pneumoniae) that is the most common cause of bacterial pneumonia, associated with meningitis and other infectious diseases.

pneumo·coccal (-kkl) adj.

pneumococcus [ˌnjuːməʊˈkɒkəs]
n pl -cocci [-ˈkɒkaɪ]
(Medicine / Pathology) a spherical bacterium that occurs in the respiratory tract, esp the Gram-positive Diplococcus pneumoniae, which causes pneumonia
pneumococcal  adj
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.pneumococcus - bacterium causing pneumonia in mice and humanspneumococcus - bacterium causing pneumonia in mice and humans
diplococcus - Gram-positive bacteria usually occurring in pairs


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They found that while normal pneumococci were able to bind, enter and penetrate through human brain microvascular endothelial cells, mutant bacteria lacking the NanA protein -or those expressing only a truncated version of the protein - largely lost these abilities.
Pneumococci may also cause otitis media (middle ear infection) and sinusitis.
5-8) Multiple-drug-resistant pneumococci were first reported in South Africa in 1977.
 
 
 
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