author keywords: aging; barrier function; Clca3; cerebral cortex; ependymal cells; lipid droplets; mucin; oxidative stress

MeSH headings : Aging / metabolism; Animals; Ependyma / cytology; Ependyma / metabolism; Homeostasis; Intracellular Signaling Peptides and Proteins / deficiency; Intracellular Signaling Peptides and Proteins / metabolism; Lipid Metabolism; Membrane Proteins / deficiency; Membrane Proteins / metabolism; Mice; Mucins / metabolism; Myristoylated Alanine-Rich C Kinase Substrate; Oxidative Stress; Prosencephalon / metabolism

TL;DR: It is demonstrated that metabolic and barrier functions in ECs decline significantly during aging in mice, and this work constitutes a conceptually new paradigm in the potential role of ECs in the initiation of various conditions and diseases in the aging brain. (via Semantic Scholar)