e/COS cells

Information
has gloss	eng: COS is a cell line often used by biologists when studying the monkey virus SV40. It is also often used to transfect cells to produce recombinant proteins for molecular biology, biochemistry, and cell biology experiments. Two forms of COS cell lines commonly used are COS-1 and COS-7.
lexicalization	eng: COS cells
instance of	c/Cell lines