Fig. 4From: Differential roles of insulin like growth factor 1 receptor and insulin receptor during embryonic heart developmentLack of compensatory activation of INSR when IGF1R is absent. Immunofluorescence detection of pINSR and pIGF1R in E14.5 control and conditional Igf1r mutants. Analysis, image presentation (single channel and merged channels), and abbreviations are as in the legend to Fig. 2. Scale bar: 50 μmBack to article page