IncuCyte® rAstrocytes are isolated from the cortex of Sprague Dawley Rats at day 18 of gestation and cryopreserved at 2,000,000 per vial. The ready-to-use vials are intended for use within the IncuCyte® S3 Live-Cell Analysis System for Neuroscience (Cat. No. 4763) in 96-well co-culture assays with IncuCyte® rCortical Neurons (Cat. No. 4753) for live-cell analysis of IncuCyte® Neuronal Activity or IncuCyte Neurite Analysis.