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Summary Anatomy Item Literature (1484) Expression Attributions Wiki

Anatomy Term: eye primordium
XAO ID: 0000227
Synonyms: eye, eye anlage
Definition: "First trace of the future visual apparatus. The eye primordia forming antero-lateral evaginations of the closing neural tube are originally massive formations into which only a slit-shaped extension of the neural groove penetrates at NF stage 18. At NF stage 19 they clearly segregate from the anterior portion of the neural tube."
Stage Range: NF stage 15 to NF stage 18
Marker Genes: otx2 lhx2 fzd5 efnb2 ncam1
Antibody: Pomc Ab1
Develops From:
Anatomy Item Stage Range
optic field NF stage 12.5 to NF stage 14
Develops Into:
Anatomy Item Stage Range
optic vesicle NF stage 18 to NF stage 32
Parent(s): optic field


Parent(s): primordium (is_a) visual system (part_of)


References: Ontology Lookup Service , XB ANATOMY ONTOLOGY