medulla [FBbt_00003748]

The second optic neuropil, sandwiched between the lamina and the lobula complex. It is divided into 10 layers: 1-6 make up the outer (distal) medulla, the seventh (or serpentine) layer exhibits a distinct architecture and layers 8-10 make up the inner (proximal) medulla (Ito et al., 2014).
medulla medulla medulla medulla

medulla

ID: FBbt_00003748

Adult Nervous system Synaptic neuropil domain Visual system

The second optic neuropil, sandwiched between the lamina and the lobula complex. It is divided into 10 layers: 1-6 make up the outer (distal) medulla, the seventh (or serpentine) layer exhibits a distinct architecture and layers 8-10 make up the inner (proximal) medulla (Ito et al., 2014).

Nern et al. (2025) - FBrf0262545 say distal is M1-5 and M6-7 is central medulla.

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## Classification

Relationships

Alternative Names

Synonym Scope Reference
ME exact synonym Ito et al., 2014
optic medulla exact synonym Venkatesh and Shyamala, 2010
m related synonym
Med exact synonym Chiang et al., 2011

List all available images of medulla (4 total)

Thumbnail Name Tags
ME on JRC2018Unisex adult brain Nervous_system, Adult, Visual_system, Synaptic_neuropil_domain
ME(R) on JRC_FlyEM_Hemibrain Nervous_system, Adult, Visual_system, Synaptic_neuropil_domain
medulla on adult brain template Ito2014 Nervous_system, Visual_system, Adult, Synaptic_neuropil_domain
medulla on adult brain template JFRC2 Nervous_system, Visual_system, Adult, Synaptic_neuropil_domain

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Neurons with some part in medulla (471 total)

Thumbnail Name Tags
MeVP3 Adult, Cholinergic, Nervous_system, Visual_system
Rh3TmY Adult, Glutamatergic, Nervous_system, Visual_system
Rh5TmY Adult, Glutamatergic, Nervous_system, Visual_system
medulla tangential neuron vGATMtnew Adult, GABAergic, Nervous_system
transmedullary neuron vGATTmnew Adult, GABAergic, Nervous_system, Visual_system

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Neurons with synaptic terminals in medulla (464 total)

Thumbnail Name Tags
MeVP3 Adult, Cholinergic, Nervous_system, Visual_system
Rh3TmY Adult, Glutamatergic, Nervous_system, Visual_system
Rh5TmY Adult, Glutamatergic, Nervous_system, Visual_system
medulla tangential neuron vGATMtnew Adult, GABAergic, Nervous_system
transmedullary neuron vGATTmnew Adult, GABAergic, Nervous_system, Visual_system

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Neurons with presynaptic terminals in medulla (262 total)

Thumbnail Name Tags
MeVP3 Adult, Cholinergic, Nervous_system, Visual_system
Tm1 Adult, Cholinergic, Nervous_system, Visual_system, secondary_neuron
Tm20 Adult, Cholinergic, Nervous_system, Visual_system, secondary_neuron
Tm3 Adult, Cholinergic, GABAergic, Nervous_system, Visual_system, secondary_neuron
Tm3b Adult, Nervous_system, Neuron, Visual_system

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Neurons with postsynaptic terminals in medulla (333 total)

Thumbnail Name Tags
MC63 Adult, Nervous_system, Neuron, Visual_system
ML1 Adult, Cholinergic, Nervous_system, Visual_system
MeVP3 Adult, Cholinergic, Nervous_system, Visual_system
T4 Adult, Cholinergic, Nervous_system, Visual_system, secondary_neuron
medulla columnar neuron VPN-MB2 Adult, Nervous_system, Neuron, Visual_system

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Parts of medulla (28 total)

Thumbnail Name Tags
adult chandelier glial cell Adult, Glial_cell, Nervous_system, Visual_system
medulla sublayer M3A Adult, Nervous_system, Synaptic_neuropil_subdomain, Visual_system
medulla sublayer M3B Adult, Nervous_system, Synaptic_neuropil_subdomain, Visual_system
medulla sublayer M6A Adult, Nervous_system, Synaptic_neuropil_subdomain, Visual_system
medulla sublayer M6B Adult, Nervous_system, Synaptic_neuropil_subdomain, Visual_system

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Tracts/nerves innervating medulla (3 total)

Thumbnail Name Tags
first optic chiasma Adult, Nervous_system, Neuron_projection_bundle, Visual_system
posterior optic commissure Adult, Nervous_system, Neuron_projection_bundle
second optic chiasma Adult, Nervous_system, Neuron_projection_bundle, Visual_system

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Lineage clones found in medulla (7 total)

Thumbnail Name Tags
adult DM1 lineage clone Adult, Clone, lineage_DPMm1
adult DM6 lineage clone Adult, Clone, lineage_CM3
adult LALv1 lineage clone Adult, Clone, lineage_BAmv1
adult VESa2 lineage clone Adult, Clone, lineage_BAlp1
adult VPNl&d1 lineage clone Adult, Clone

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Images of neurons with some part in medulla (182679 total)

Thumbnail Name Tags
T4a_L (MaleCNS:166703) Adult, Cholinergic, Nervous_system, Visual_system, secondary_neuron
T4a_L (MaleCNS:207048) Adult, Cholinergic, Nervous_system, Visual_system, secondary_neuron
T4a_L (MaleCNS:522463) Adult, Cholinergic, Nervous_system, Visual_system, secondary_neuron
T4a_R (MaleCNS:102220) Adult, Cholinergic, Nervous_system, Visual_system, secondary_neuron
T4a_R (MaleCNS:113836) Adult, Cholinergic, Nervous_system, Visual_system, secondary_neuron

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Expression patterns overlapping medulla (2346 total)

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Transgene expression in medulla (2338 total)

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