By co-infecting ApcΔ/ΔCdh1fl/flLgr5CreERT2 adenoma cells with Ad-Cre-GFP combined with either Ad-Cdh1-WT-RFP or Ad-Cdh1-Mut-RFP, we tested the effects of double transfection with Cre and Cdh1 expressing viruses. Here, CDH1 is linked to adenoma.