Cell
protoplast Audio
pro·to·plast [ proh-tuh-plast ]
Subclass of:
Cells
Definitions related to protoplasts:
  • A bacterial cell deprived of its cell wall, for example by growth in an isotonic medium in the presence of antibiotics that block synthesis of the wall peptidoglycan. Alternatively, a plant cell similarly deprived by enzymic treatment.
    NCI
    U.S. National Cancer Institute, 2021
  • The protoplasm and plasma membrane of plant, fungal, bacterial or archaeon cells without the CELL WALL.
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
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