Escherichia coli Flashcards

1
Q

Produs patologic

A

-materii fecale
- bilă
- urină
- puroi, LCR, sânge

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2
Q

Izolare

A

-pe medii selective şi diferenţiale pentru enterobacterii: MacConkey, Leifson, Levine
- geloză lactozată
- pe geloză sânge
- bulion

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3
Q

Examen microscopic

A
  • din materii fecale NU se efectueaza examen microscopic
  • bacili gram negativi, cu capete rotunjite
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4
Q

Caractere de cultura

A

pe medii solide: colonii tip S

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5
Q

Structura antigenica

A

se poate determina serogrupul (O) si serotipul (H) izolatului prin teste de aglutinare

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6
Q

Caractere de patogenitate

A
  • teste imunocromatografice pt toxine Shiga-like
  • PCR pt adezine specifice
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7
Q

Antibiograma

A

se efectueaza antibiograma :))

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