FB2026_03 , released September 17, 2026
CV Term Report
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General Information
Term embryonic/larval posterior midgut ID (Ontology) FBbt:00001885 (Fly Anatomy)
Definition Posterior-most portion of the embryonic/larval midgut. The posterior half of this region is highly alkaline (> pH10; Shanbhag and Tripathi, 2009).[ FlyBase:FBrf0064792 FlyBase:FBrf0208023 ]
Also Known As"posterior embryonic/larval midgut" ; "posterior larval midgut"
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Data ClassFieldDirect annotations
Alleles (FBal)PHENOTYPE_MANIFEST_IN
Insertions (FBti)EXPRESSION_STAGE_TISSUE_POSITION
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 Alleles Genes Insertions Constructs
 embryonic/larval posterior midgut (all annotations which use CV term, excluding "NOT" statements)
     embryonic/larval posterior midgut | embryonic stage
      --       --       --
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midgut
 |__embryonic/larval midgut________
organ system subdivision           |
 |__gut section____________________|
embryonic/larval gut               |
 |__embryonic/larval midgut________|
endodermal derivative              |
 |__posterior endoderm derivative__|
gut                                |
 |__gut section____________________|
                                   embryonic/larval posterior midgut  127 rec.
                                    |__larval midgut alkaline region 3 rec.
                                    |__larval midgut neutral region 3 rec.
                                    |__larval midgut transition region 3 rec.
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Is a posterior endoderm derivative
gut section
Develops from posterior fused midgut primordium
Part of embryonic/larval midgut
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Synonyms
  • "posterior embryonic/larval midgut" EXACT
    "posterior larval midgut" EXACT
Secondary IDs
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