centrioles , mitochondria , rough endoplasmic reticulum , and lysosomes were scattered in the perinuclear area , with mitochondria and rough endoplasmic reticulum frequently closely associated , whereas the peripheral region of vanadate-treated cells contained ribosomes , microfilament bundles , and microtubules , but not 10-nm filaments .
C0230779
rough endoplasmic reticulum
C0035553
ribosomes