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ABSTRACT: Purpose
Lipids are a principal component of drusen and are involved in the pathobiology of age-related macular degeneration (AMD). Nonhuman primates (NHPs) develop macular drusen and may provide insight into circulating or local lipids in AMD.Methods
We evaluated aged rhesus macaques by fundus photography, optical coherence tomography (OCT), and fundus autofluorescence, as well as measured fasting plasma glucose, total cholesterol, high- and low-density lipoproteins, triglycerides, and apolipoprotein (Apo) A1, B, CIII, and E. Retinal tissues were collected for electron microscopy and immunostained for oil red O, ApoE, and ApoB.Results
Among 203 adult macaques (mean age 19.1 ± 3.1 years), 25 animals (12.1%) exhibited soft drusen with sub-RPE deposits, while 59 (28.6%
SUBMITTER: Villafuerte-Trisolini C
PROVIDER: S-EPMC12449822 | biostudies-literature | 2025 Sep
REPOSITORIES: biostudies-literature