Ultrastructural studies of protophloem sieve elements in Gossypium hirsutum.
D002454:Cell Differentiation; D002455:Cell Division; D002466:Cell Nucleolus / Q000648:ultrastructure; D002467:Cell Nucleus / Q000648:ultrastructure; D004721:Endoplasmic Reticulum / Q000648:ultrastructure; D003368:Gossypium / Q000166:cytology / Q000648:ultrastructure*; D008854:Microscopy, Electron; D008928:Mitochondria / Q000648:ultrastructure; D009685:Nuclear Envelope / Q000648:ultrastructure; D011523:Protoplasts / Q000648:ultrastructure*; D014617:Vacuoles / Q000648:ultrastructure