3. neisserii si difteric
Post on 24-Oct-2015
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COCI GRAM NEGATIVI
GENUL NEISSERIA
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GENUL NEISSERIA :
cuprinde
coci Gram negativi,
asezati in diplo,
forma de boaba de cafea,
imobili
oxidazo pozitivi
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Genul Neisseria col. Gram
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2 specii prezinta importanta
pentru patologia umana:
N. meningitidis (meningococul) si
N. gonorrhoeae (gonococul),
Restul neisseriilor sunt specii
comensale in oro si rinofaringe,
intr -un numar mai redus la nivelul
tegumentelor si mucoaselor si
ocazional pot produce infectii
oportuniste .
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Neisserii comensale
Neisseria bacilliformis
Neisseria cinerea
Neisseria elongata
Neisseria flavescens
Neisseria lactamica
Neisseria macacae
Neisseria mucosa
Neisseria polysaccharea
Neisseria sicca
Neisseria subflava
http://en.wikipedia.org/w/index.php?title=Neisseria_bacilliformis&action=edit&redlink=1http://en.wikipedia.org/w/index.php?title=Neisseria_cinerea&action=edit&redlink=1http://en.wikipedia.org/wiki/Neisseria_elongatahttp://en.wikipedia.org/w/index.php?title=Neisseria_flavescens&action=edit&redlink=1http://en.wikipedia.org/wiki/Neisseria_lactamicahttp://en.wikipedia.org/w/index.php?title=Neisseria_macacae&action=edit&redlink=1http://en.wikipedia.org/wiki/Neisseria_mucosahttp://en.wikipedia.org/w/index.php?title=Neisseria_polysaccharea&action=edit&redlink=1http://en.wikipedia.org/w/index.php?title=Neisseria_sicca&action=edit&redlink=1http://en.wikipedia.org/w/index.php?title=Neisseria_subflava&action=edit&redlink=1 -
NEISSERIA GONORRHOEAE
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Epidemiologie
Gonococii, la fel ca si meningococii, produc
infectii specific umane
Cauzeaza gonoreea
Cu toate ca nu fac parte din flora normala,
pot cauza infectii asimptomatice, mai ales la
femei
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