The effective site of the lesion resulting from a trichocyst non-discharge stable differentiation of somatic nuclei in Paramecium tetraurelia.
D000818:Animals; D002467:Cell Nucleus / Q000502:physiology; D003593:Cytoplasm / Q000502:physiology; D005796:Genes; D008845:Microinjections; D009154:Mutation; D010247:Paramecium / Q000166:cytology / Q000235:genetics / Q000502:physiology*