copia de placenta charla
TRANSCRIPT
![Page 1: Copia de Placenta Charla](https://reader035.vdocuments.pub/reader035/viewer/2022062419/5571f2da49795947648d2951/html5/thumbnails/1.jpg)
PlacentaÓrgano transitorio que representa una
aposición de tejidos extraembrionarios (placa coriónica) y de tejido endometrial materno (placa desidual) cuyas células presentan
genotipos diferentes
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Desarrollo placentario
Período prelacunar Período Lacunar Período prevelloso Período velloso
Vellosidades Primarias
VellosidadesSecundarias
Vellosidades Terciarias
Corion Frondosoy Leve
Placas decidual (materna)y coriónica (extraembrionaria)
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Período prelacunar
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Período prelacunar
Período lacunar
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Período prevelloso
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Período velloso(vellosidades primarias)
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Vellosidades Primarias y Secundarias
Vellosidades Terciarias
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Inmunohistoquímica para hCG
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Tripomastigotes dentro de célula VERO
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Amastigotes
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Infección in vitro de explantos placentarios
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NOS-e
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Sin infección Infección cepa congénita
Infección cepa Tulahuen
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Conclusiones
• La placenta no permitiría la infección productiva in vitro
• La infección placentaria in vitro aumenta el stress oxidativo en el tejido placentario
• La cepa aislada de caso congénito posee mayor sobrevida en el medio sobrenadante de cultivos in vitro.
![Page 24: Copia de Placenta Charla](https://reader035.vdocuments.pub/reader035/viewer/2022062419/5571f2da49795947648d2951/html5/thumbnails/24.jpg)
Muchas Gracias!!!