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(a) Adipocytes within the fat pad immunolabelled with alexa488-conjugated phalloidin. The array of actin filaments is associated with the peripheral cytoplasm (arrow). Note that the region containing the central lipid droplet (LD) in each fat cell is black. Scale bar = 20 µm. (b) Vinculin labeling in the adipocyte cytoplasm (arrow). Scale bar = 20 µm. In all cases, the nuclei have been counterstained blue with DAPI and the illustrations are from 4 month old rats.
