Langman’s Medical
Embryology, 8th ed., TW Sadler Lippincott, Williams & Wilkins
(Philadelphia) 2000, p. 45 (revised)
Preceded and followed by
refractory periods
P and E from CL
Receptive: progesterone
(secretory) P receptor -> Stromal and glandular cells make cytokines (LIF,
low levels of LIF associated with infertility)pinopods, mucus and growth factors(HB-EGF expressed by endometrium and
trophoblast) low HG-EGF associated with pre-eclampsia
hCG from embryo ,
Maternal recognition of pregnancy
Anti-hCG vaccines to
control fertility (WHO trials)