FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term mystery cell ID (Ontology) FBbt:00004229 (Fly Anatomy)
Definition Epithelial cell that is part of early ommatidial preclusters but which, unlike the rest of the cells in the precluster, rejoins the surrounding undifferentiated tissue of the eye disc. Mystery cells are usually located between putative R3 and R4 cells.[ FlyBase:FBrf0064798 ]
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Records annotated with this term OR any of its CHILD TERMS
Records annotated with this exact term (annotations to child terms are NOT included)
Data Class Field Records
Alleles (FBal)  PHENOTYPE_MANIFEST_IN      20
Insertions (FBti)  PHENOTYPE_MANIFEST_IN       2
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN       6
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Relevant FlyBase reports
 Alleles Genes Insertions Constructs
 mystery cell (all annotations which use CV term, excluding "NOT" statements)      20      3      2      7
     mystery cell | heat sensitive       1       --       --       --
     mystery cell | somatic clone       1       --       --       --
Spanning Tree (Parents/Children)
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  larval epithelial cell
   |__imaginal disc epithelial cell
       |__mystery cell  32 rec.
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Is a imaginal disc epithelial cell
Part of early ommatidial precursor cluster
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