Cell Component
stress granules
stress gran·ules [ stres gran-yools ]
Subclass of:
Cytoplasmic Ribonucleoprotein Granules
Definitions related to stress granules:
  • Cytoplasmic granules composed of RIBONUCLEOPROTEINS which form only when stress-activated pathways stall translation initiation. Stress granules and processing bodies both sequester inactive mRNPs. Stress granules clear mRNPs through autophagy and may interact with P-BODIES.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • (cytoplasmic stress granule) A dense aggregation in the cytosol composed of proteins and RNAs that appear when the cell is under stress.
    Gene Ontology Dictionary
    Gene Ontology Consortium, 2021
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