specific ultrastructural features of embryonal liposarcomas allowing them to distinguish from other tumours are as follows : the presence of lipid vacuoles varying in size , number and structure , small mitochondria with dense matrix , specific filamentous apparatus , basal-like material in plasma cell membrane and in the intercellular space cytoplasmic sprouts forming peculiar `` '' pockets '' '' and general cell architectonics .
C0026237
mitochondria
C0010834
cytoplasmic