Nagy Andras, Gertsenstein Marina, Vintersten Kristina, Behringer Richard
CSH Protoc. 2007 Apr 1;2007:pdb.prot4726. doi: 10.1101/pdb.prot4726.
INTRODUCTIONFrozen mouse embryo sections are stained for β-galactosidase (lacZ) activity using X-gal followed by counterstaining with Orange G.