General Information
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Term |
ocellar retinula cell |
ID (Ontology) |
FBbt:00004242 (Fly Anatomy) |
Definition |
Photoreceptor cell of an adult ocellus. It expresses the violet-sensitive Rh2 (Jean-Guillaume and Kumar, 2022). Its axons are found proximal to its nucleus, and they target their corresponding ocellar ganglion (Caldwell et al., 2007). The lateral ocelli each have around 100 photoreceptor cells, whereas the medial one has around 75 (Dorkenwald et al., 2023). Some of these cells directly target the lobula or lobula plate (Jean-Guillaume and Kumar, 2022). These cells aid flight stabilization and augment the phototactic response (Jean-Guillaume and Kumar, 2022). They form simpler circuits with fewer connections before reaching the central brain, resulting in faster transmission of information (Jean-Guillaume and Kumar, 2022).[ FlyBase:FBrf0050358 FlyBase:FBrf0200339 FlyBase:FBrf0255165 ] |
Also Known As |
"ocellar photoreceptor cell" ; "ocellus photoreceptor" ; "ocellus retinula cell" |
Comment |
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Links to Extrernal Ontologies
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VFB:FBbt_00004242
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Annotations
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Records annotated with this term OR any of its CHILD TERMS
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Records annotated with this exact term (annotations to child terms are NOT included)
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Data Class | Field | Records |
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Alleles (FBal) | PHENOTYPE_MANIFEST_IN | 9 | Insertions (FBti) | EXPRESSION_STAGE_TISSUE_POSITION | 1 | Constructs (FBtp) | PHENOTYPE_MANIFEST_IN | 6 |
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Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
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Full annotation statements | Relevant FlyBase reports |
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Alleles | Genes | Images | Insertions | Constructs |
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ocellar retinula cell (all annotations which use CV term, excluding "NOT" statements) | 9 | 8 | 1 | 1 | 6 |
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