DNg100 [FBbt_20007473]

Adult descending neuron with its soma in the gnathal ganglion, ventral to the antennal mechanosensory and motor center (Schlegel et al., 2024; Dorkenwald et al., 2024). It is a putative embryonic-born neuron (Schlegel et al., 2024; Dorkenwald et al., 2024). In the brain, it has postsynapses in the gnathal ganglion, the saddle and the contralateral vest (Schlegel et al., 2024; Dorkenwald et al., 2024). It has presynapses in the gnathal ganglion, and the contralateral wedge, vest and inferior posterior slope (Schlegel et al., 2024; Dorkenwald et al., 2024). In the VNC, it follows the dorsal lateral tract of dorsal cervical fasciculus (Sturner et al., 2025). Its predicted neurotransmitter is acetylcholine (Eckstein et al., 2024). There are approximately 2 of these cells per organism (Schlegel et al., 2024; Dorkenwald et al., 2024; Sturner et al., 2025).
DNg100 DNg100 DNg100 DNg100

DNg100

ID: FBbt_20007473

Adult Cholinergic Nervous system primary neuron

Adult descending neuron with its soma in the gnathal ganglion, ventral to the antennal mechanosensory and motor center (Schlegel et al., 2024; Dorkenwald et al., 2024). It is a putative embryonic-born neuron (Schlegel et al., 2024; Dorkenwald et al., 2024). In the brain, it has postsynapses in the gnathal ganglion, the saddle and the contralateral vest (Schlegel et al., 2024; Dorkenwald et al., 2024). It has presynapses in the gnathal ganglion, and the contralateral wedge, vest and inferior posterior slope (Schlegel et al., 2024; Dorkenwald et al., 2024). In the VNC, it follows the dorsal lateral tract of dorsal cervical fasciculus (Sturner et al., 2025). Its predicted neurotransmitter is acetylcholine (Eckstein et al., 2024). There are approximately 2 of these cells per organism (Schlegel et al., 2024; Dorkenwald et al., 2024; Sturner et al., 2025).

Type identified at light level and matched across EM datasets by Sturner et al. (2025). Pre- or post-synapse locations are those with the highest total count of these neurons in FlyWire FAFB. Full name for BDN2 from codex (2025-03-04).

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## Classification

Relationships

Alternative Names

Synonym Scope Reference
DNg100 exact synonym Berg et al., 2025
adult major bolt protocerebral neuron output descending neuron 2 exact synonym
DNg100 exact synonym Bates et al., 2025
DNg100 exact synonym doi_10_7554_eLife_97766_1
DNg100 exact synonym Schlegel et al., 2024
adult BDN2 neuron exact synonym Sapkal et al., 2024
DNxl058 exact synonym Stürner et al., 2025
DNg100 exact synonym

List all available images of DNg100 (8 total)

Thumbnail Name Tags
DNg100_L (MaleCNS:10045) Nervous_system, primary_neuron, Adult, Cholinergic
DNg100_L (MaleCNS:10045) Nervous_system, primary_neuron, Adult, Cholinergic
DNg100_R (MaleCNS:10056) Nervous_system, primary_neuron, Adult, Cholinergic
DNg100_R (MaleCNS:10056) Nervous_system, primary_neuron, Adult, Cholinergic
TBD (MANC:10339) Nervous_system, primary_neuron, Adult, Cholinergic

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Downstream connectivity classes for DNg100 (958 total)

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Upstream connectivity classes for DNg100 (474 total)

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