difference was apparentp < 0.01
1 , B and C ) confirmed that loss of ONL thickness was pronounced in albino Abca4 −/− mice; the difference was apparent when albino Abca4 −/− mice were compared with albino wildtype (BALB/cByJ) mice at ages 9 and 12 months ( Fig. 1 B ) (∗∗ p < 0.01, two-way ANOVA and Sidak’s multiple comparisons test).