Figure 2.

Light micrographs of mid-modiolar cochlea sections stained with hematoxylin and eosin; left panel shows cochlea at low magnification; middle panel shows middle turn organ of Corti with inner and outer hair cells indicated by red and black arrows respectively; right panel shows middle turn Rosenthal's canal, which contains SGN; (a–c) Bcl2^+/−Bim^+/+; (d–f) Bcl2^−/−Bim^+/+; (g–i) Bcl2^−/−Bim^+/−; (j–l) Bcl2^−/−Bim^−/−; bar 100 μm. No histological difference is discernable between mice, all of which were 3–8 weeks of age