Journal article
Significance and value of immunohistochemical localization of pregnancy specific proteins in feto-maternal tissue throughout pregnancy.
Abstract
Tissue from 50 cases of products of conception and placenta at different gestational ages from as early as 12 d post ovulation up to 40 wk were examined by immunoperoxidase technique for localization of HCG, HPL, SP1, and PAPP-A. HCG was localized in the cytoplasm of syncytiotrophoblast (ST) with strong intensity in the 12-d blastocyst and remained strong until 8 to 10 wk. It then gradually decreased, becoming almost negative in term placenta. …
Authors
Sabet LM; Daya D; Stead R; Richmond H; Jimeneze CL
Journal
Modern Pathology, Vol. 2, No. 3, pp. 227–232
Publication Date
May 1989
ISSN
0893-3952