Article
Analysis of chorionic gonadotrophin secreted by cultured human blastocysts
1 Jun 1997
Abstract excerpt
Embryos produced in an in-vitro fertilization (IVF) programme, but which were unsuitable for transfer to patients because they originated from one (1PN) or three pronuclear (3PN) oocytes or because they originated from two pronuclear (2PN) oocytes but cleaved normally, were maintained in tissue culture. The embryos that progressed to blastocytes were cultured to day 14 of development in order to study their daily...
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