Alarma y muerte celular Flashcards

1
Q

q contienne las plaquetas

A
  • citocinas: il-1b,
  • factores de crecimiento: PDGF,
  • quimiocinas
  • Factores de coagulacion: plasminiogeno
  • Proteinas adherentes: fibrinogeno, factor de von willebrand
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2
Q

quienes pueden producri el estado activado del endotelio por inflamacion

A
  • TNF-alfa
  • Interleuquina 1 beta
  • Il6
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3
Q

quien activa a macrofagos y basofilos

A
  • C3a
  • C5a
  • Ige
  • estrés
  • farmacos
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4
Q

q liberan los mastocitos y los basofilos

A
  • histamina
  • heparina
  • leucotrienos
  • PAF
  • Quimiocinas
  • interleucinas
  • proteasa
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5
Q

quien activa a los eosinofilos

A
  • receptor de IgE de baja afinidad
  • C5a
  • C3a
  • PAMP
  • CR
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6
Q

q liberan los eosinofilos

A
  • mediadores toxicos: neirotoxinas, proteinas cationica, proteina basica principal
  • mediadores de inflamacion: PAF, leucotrienos
  • citocinas
  • quimiocinas
  • enzimas: perocidasa y colagenasa
    generan fibrosis muy marcadas en tejidos
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7
Q

q liberan los NK

A
  • citoicnas: IFNy (interferón gamma)que produce el lifocito Th1 y TNF alda
  • quimiocinas
  • factires proapoptoticos: Granzyma-B, TNF-α y perforina (similar a Cas 9)
  • sustancias liquidas inductoras de apoptosisi : Fas-L o TRAIL, son interferones
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8
Q

quienes acitvan las NK

A
  • antigenos virales o tumorales
  • IgG: FcγRIII
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9
Q

inhibidor de los natural killer

A

KIR (receptor inhibidor de killing

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