Helices in the macronucleus of Euplote eurystomus.
D000818:Animals; D002466:Cell Nucleolus / Q000648:ultrastructure; D002467:Cell Nucleus / Q000648:ultrastructure*; D002843:Chromatin / Q000648:ultrastructure; D016798:Ciliophora / Q000648:ultrastructure*
D002843:Chromatin