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Difference between revisions of "Trophoblast"
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**Clear cytoplasm. | **Clear cytoplasm. | ||
**Single uniform nucleus. | **Single uniform nucleus. | ||
===Implantation site=== | |||
*Intermediate trophoblast. | |||
====IHC==== | |||
Features:<ref name=pmid1694585>{{cite journal |author=Yeh IT, O'Connor DM, Kurman RJ |title=Intermediate trophoblast: further immunocytochemical characterization |journal=Mod. Pathol. |volume=3 |issue=3 |pages=282–7 |year=1990 |month=May |pmid=1694585 |doi= |url=}}</ref> | |||
*hPL (human placental lactogen) +ve. | |||
*beta-hCG -ve. | |||
*Keratin +ve. | |||
*EMA +ve in 2nd & 3rd trimester. | |||
Notes: | |||
*Cytotrophoblast and syncytiotrophoblast - keratin +ve.<ref name=pmid1694585/> | |||
==Age of villi== | ==Age of villi== | ||