FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term epithelium ID (Ontology) FBbt:00007005 (Fly Anatomy)
Definition Portion of tissue, that consists of one or more layers of cells with distinct apical-basal polarity, connected to each other by cell junctions.
Comment
Links to External Ontologies
Annotations
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      83
Insertions (FBti)  EXPRESSION_STAGE_TISSUE_POSITION       2
Insertions (FBti)  PHENOTYPE_MANIFEST_IN       7
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN      49
show Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
 Full annotation statements 
Relevant FlyBase reports
 Alleles Genes Insertions Constructs
 epithelium (all annotations which use CV term, excluding "NOT" statements)      83     61     11     50
     epithelium | adult stage       2       --       --       2
     epithelium | dorsal | embryonic stage | maternal effect       4       --       --       4
     epithelium | embryonic stage       7       --       1       --
     epithelium | embryonic stage | maternal effect       1       --       --       --
     epithelium | extended germ band stage       1       --       --       --
     epithelium | female       4       --       --       3
     epithelium | germline clone       1       --       --       --
     epithelium | larval stage       2       --       --       2
     epithelium | oogenesis       3       --       1      2
     epithelium | pupal stage       5       --       1      3
     epithelium | pupal stage | conditional       1       --       1       --
     epithelium | pupal stage | somatic clone       4       --       --       4
     epithelium | somatic clone       7       --       1       --
     epithelium | somatic clone - Minute background | third instar larval stage       1       --       --       --
Spanning Tree (Parents/Children)
Only view relationship:
  multicellular structure
   |__portion of tissue
       |__epithelium  15184 rec.
           |__crop epithelium 16 rec.
           |__cuboidal/columnar epithelium 9276 rec.
           |   |__adult anterior midgut epithelium 42 rec.
           |   |__adult posterior midgut epithelium 440 rec.
           |   |__disc epithelium proper(+) 145 rec.
           |   |__dorsal air sac primordium 107 rec.
           |   |__epidermis(+) 6857 rec.
           |   |__mesothoracic tergum primordium 157 rec.
           |   |__midgut epithelium(+) 1543 rec.
           |   |__oocyte associated follicular epithelium 194 rec.
           |   |__presumptive 1st axillary sclerite 1 rec.
           |   |__presumptive 2nd axillary sclerite
           |   |__presumptive 3rd axillary sclerite 3 rec.
           |   |__presumptive 4th axillary sclerite 3 rec.
           |   |__presumptive anepimeron
           |   |__presumptive anepisternum
           |   |__presumptive anterior notal wing process 1 rec.
           |   |__presumptive axillary cord 3 rec.
           |   |__presumptive capitellum 16 rec.
           |   |__presumptive humeral sclerite
           |   |__presumptive posterior notal wing process 1 rec.
           |   |__presumptive postnotum
           |   |__presumptive prescutum 4 rec.
           |   |__presumptive scutellum 10 rec.
           |   |__presumptive scutum 6 rec.
           |   |__presumptive tegula 5 rec.
           |   |__presumptive unnamed wing hinge sclerite
           |   |__spermathecal secretory epithelium
           |   |__terminal epithelium of testis 15 rec.
           |   |__wing hinge primordium 394 rec.
           |   |__wing pouch 701 rec.
           |__ejaculatory duct epithelium 35 rec.
           |   |__anterior ejaculatory duct 11 rec.
           |   |__ejaculatory bulb epithelium 12 rec.
           |   |__posterior ejaculatory duct 7 rec.
           |__epithelial furrow 765 rec.
           |   |__anterior transverse furrow 19 rec.
           |   |__cephalic furrow 197 rec.
           |   |__eye disc morphogenetic furrow 414 rec.
           |   |__lamina furrow 19 rec.
           |   |__metameric furrow 13 rec.
           |   |__parasegmental furrow 5 rec.
           |   |__posterior transverse furrow 21 rec.
           |   |__ventral furrow 190 rec.
           |__epithelial tube 5052 rec.
           |   |__adult salivary gland proper 12 rec.
           |   |__air sac subdivision(+) 4 rec.
           |   |__calyx of oviduct 2 rec.
           |   |__common oviduct 29 rec.
           |   |__duct(+) 203 rec.
           |   |__female accessory gland duct 2 rec.
           |   |__gut epithelial section(+) 1629 rec.
           |   |__gut epithelium 1715 rec.
           |   |__lateral oviduct 11 rec.
           |   |__Malpighian tubule(+) 1438 rec.
           |   |__Malpighian tubule segment(+) 145 rec.
           |   |__oviduct 76 rec.
           |   |__seminal receptacle 63 rec.
           |   |__spermatheca 156 rec.
           |   |__spermathecal duct 16 rec.
           |   |__spiracular chamber 330 rec.
           |   |__tracheal section(+) 1578 rec.
           |__gonadal sheath epithelium 15 rec.
           |   |__terminal epithelium of testis 15 rec.
           |__squamous epithelium 875 rec.
           |   |__adult pyloric epithelium 15 rec.
           |   |__amnioserosa 656 rec.
           |   |__nurse cell associated follicular epithelium 81 rec.
           |   |__oviduct epithelium 11 rec.
           |   |__peripodial epithelium(+) 122 rec.
           |   |__uterine epithelium
           |__ventral neurectoderm 159 rec.
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UBERON:0000483