Cell biology. Variations on a theme endothelial reticulum

The endothelial reticulum or Reticuloendothelial system is a network of cells and tissues found throughout the body. Here mitochondria also (pink bean-like structure) feature among the vesicles and vacuoles (orange) with the cell nucleus (grey) and the endoplasmic reticulum (dark grey) also within the image. Cellular level art, paint on silk, digitised.