highly significantp < 0.001
6A–D ) showed a highly significant ( p < 0.001) difference in the width of the reticular lamina between control and mutant specimens, based on phalloidin-labeled wholemounts (controls: 47.7 ± 1.5 μm, n = 4; mutants: 30.6 ± 0.3 μm, n = 4).