Figure 2

Loss of Ift88 in MMTV-Cre expressing cells does not affect mammary development. Whole mount carmine staining of #4 mammary glands. MMTV-Cre; Ift88^Del mice C,D,G,H,K,L,O,P,S,T) and controls (A,B,E,F,I,J,M,N,Q,R) at 5 wks (A-D), 12 wks (E-H), Pregnancy day 14.5 (I-L), Lactation Day 1 (M-P), and Involution day 10 (Q-T). H&E staining of paraffin embedded sections from control (U, W, Y) and MMTV-Cre; Ift88^Del (V, X,Z) mice at 12 weeks (U,V); 14.5 days pregnancy (W,X), and Day 1 lactation (Y,Z) are shown.