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. Author manuscript; available in PMC: 2014 Sep 19.
Published in final edited form as: Cold Spring Harb Protoc. 2014 Apr 1;2014(4):417–419. doi: 10.1101/pdb.prot073452
 Reagent  Final concentration

 Potassium ferricyanide  5 mm
 Potassium ferrocyanide  5 mm
 X-gal solution <R>  1 mg/mL