Ectopic grafting of hTS
hTS
KRT7
Subcutaneous injection
HE
erythrocyte
KRT7
Primitive syncytio‐ trophoblast (PS)‐like structures(lacunae)
21
Summary
hTS
Blastocyst
Fusion
hCG
HLA‐G
EVT
CT
Invasion
EGF↑ TGFb↓ Wnt↑HDAC↓
cAMP↑
EGF↑ TGFb↓ Wnt↑HDAC↓
TGFb↓
NRG1↑ Matrigel
ST
22
90
87