Unidad 8, listeria y gram + Flashcards

1
Q

taxonomia

A

DOMINIO: Bacteria
FILO: Firmicutes
CLASE: Bacilli
ORDEN: Bacillales
FAMILIA: Listeriaceae
GÉNERO: Listeria

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2
Q

listeria patógena al ser humano.

A

L monocytogenes

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3
Q

L monocytogenes caracteristicas

A

gram + bacilos cortos
anaerobia

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4
Q

Mujeres embarazada y
personas
inmunocomprometidas EFECTOS

A
  • Bacteriemia
  • Meningitis
  • Abortos*
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5
Q
  • Adultos sanos
    EFECTOS
A
  • Seudogripal
  • Gastroenteritis
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6
Q

Neonatos EFECTOS

A

Enfermedad de comienzo precoz
* Granulomatosis infantiséptica
* Enfermedad comienzo tardío
* Meningitis
*Meningoencefalitis con septicemia

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7
Q

Patogenicidad de L monocy

A

adhesion
replicacion
colonizacion

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8
Q

adhesion

A

internalina InIA, InIB

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9
Q

replicacion

A

Toxina listeriosina O
Enzima fosfolipasa C

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10
Q

colonizacion

A

ActA

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11
Q

tasa de letalidad

A

13 a 34%
LA MAS ALTA DE LAS INFECCIONES ALIMENTARIAS

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12
Q
A
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