#sarcoplasm  the cytoplasm of a striated muscle fiber
  supertype:  #cytoplasm  the protoplasm of a cell excluding the nucleus
  part of:  #myofibril__myofibrilla  one of many contractile filaments that make up a striated muscle fiber
     part of:  #striated_muscle_cell__striated_muscle_fiber  an elongated contractile cell in striated muscle tissue
        part of:  #striated_muscle__skeletal_muscle__striated_muscle_tissue  muscle tissue characterized by transverse stripes

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