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. 2021 Apr 14;6:149. doi: 10.1038/s41392-021-00537-z

Fig. 2.

Fig. 2

AβOs-induced RPE degeneration is NLRP3 inflammasome dependent. Eyes were treated with a single subretinal injection of 1 μM AβOs. Tissue was collected 7 days after injection. ae AβOs induced degeneration in WT mice, n = 8 (a) but not in Nlrp3−/−, n = 8 (b), Pycard−/−, n = 8 (c), Casp1−/−, n = 8 (d) or Gsdmd−/−, n = 8 (e) mice. Fundus photographs, top row; Flat mounts stained for zonula occludens-1 (ZO-1; red), bottom row. Degeneration outlined by white arrowheads. Binary (Healthy %) and morphometric (PM, polymegethism (mean (SEM)) quantification of RPE degeneration is shown (Fisher’s exact test for binary; two-tailed t-test for morphometry; *P < 0.001). Loss of regular hexagonal cellular boundaries in ZO-1 stained flat mounts is indicative of degenerated RPE. Scale bars (50 μm)