[cellular_component] axonemal microtubule <sep> azurophil granule lumen <sep> cytoplasm <sep> cytoskeleton <sep> cytosol <sep> extracellular exosome <sep> extracellular region <sep> extracellular vesicle <sep> intercellular bridge <sep> microtubule <sep> microtubule cytoskeleton <sep> mitotic spindle <sep> nucleus