Movie 12.

Animated maximum intensity projection in support of Fig. 7H. fzd9b^-/- homozygous mutant new nephron (green Tg(lhx1a:eGFP)) blocked from fusion with the Distal Tubule stained with phalloidin (magenta) to highlight lateral lumen growth and displaced, constricted lumenal connection with the DT (compare with supplemental movie 2). Blue fluorescence is Hoechst-stained nuclei.