e/Tetraploid complementation assay

Information
has gloss	eng: The tetraploid complementation assay is a technique in biology in which cells of two mammalian embryos are combined to form a new embryo. It is used to construct genetically modified organisms, to study the consequences of certain mutations on embryonal development, and in the study of pluripotent stem cells.
lexicalization	eng: tetraploid complementation assay
instance of	(noun) an undifferentiated cell whose daughter cells may differentiate into other cell types (such as blood cells) stem cell