E - Epithelial Tissue, this tissue forms the renal capsule that abuts the adipose capsule
N - Nuclei that appear squished to the edge of each adipose cell
UAT - Unilocular Adipose Tissue - Connective tissue that is round, appears white in staining with a flattened nucleus.
This is a picture of slide 52, from a rat kidney. It shows the deposits of adipose tissue between the renal capsule and the cortex.
Total Magnification 200x