VP3+_vPN [FBbt_00111337]

Adult unilateral, uniglomerular antennal lobe projection neuron whose dendrites mainly innervate antennal lobe glomerulus VP3 (Jenett et al., 2012; Liu et al., 2015; Frank et al., 2015; Bates et al., 2020; Marin et al., 2020). Most of its input in VP3 is from the non-aristal sensory neuron VP3 (Marin et al., 2020). It also receives input from the thermosensory Ir21a VP1l neuron (Alpert et al., 2020). It develops from the ALv1 (BAla1) neuroblast (Bates et al., 2020). It innervates the mushroom body lateral accessory calyx (Jenett et al., 2012; Liu et al., 2015; Frank et al., 2015; Marin et al., 2020). This neuron responds to cooling, with little to no adaptation to sustained temperature drops, and may encode information about absolute, rather than relative, temperature (Liu et al., 2015; Alpert et al., 2020). There is one of these cells per hemisphere and it is GABAergic (Bates et al., 2020; Marin et al., 2020; Alpert et al., 2020).
VP3+_vPN VP3+_vPN VP3+_vPN VP3+_vPN

VP3+_vPN

ID: FBbt_00111337

Adult GABAergic Thermosensory system lineage ALv1 BAla1

Adult unilateral, uniglomerular antennal lobe projection neuron whose dendrites mainly innervate antennal lobe glomerulus VP3 (Jenett et al., 2012; Liu et al., 2015; Frank et al., 2015; Bates et al., 2020; Marin et al., 2020). Most of its input in VP3 is from the non-aristal sensory neuron VP3 (Marin et al., 2020). It also receives input from the thermosensory Ir21a VP1l neuron (Alpert et al., 2020). It develops from the ALv1 (BAla1) neuroblast (Bates et al., 2020). It innervates the mushroom body lateral accessory calyx (Jenett et al., 2012; Liu et al., 2015; Frank et al., 2015; Marin et al., 2020). This neuron responds to cooling, with little to no adaptation to sustained temperature drops, and may encode information about absolute, rather than relative, temperature (Liu et al., 2015; Alpert et al., 2020). There is one of these cells per hemisphere and it is GABAergic (Bates et al., 2020; Marin et al., 2020; Alpert et al., 2020).

Marin et al. (2020) list tract as mlALT and hemibrain equivalent neuron name contains t10ALT; Bates et al. (2020) list tract as trans-mlALT; tract previously thought to be t5ALT in Frank et al. (2015); 't5PN1' as described in Jenett et al. (2012) follows mlALT. Mapped to VP3+_vPN based on Marin et al. (2020) supplement and neuprint notes.

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## Classification

Relationships

Alternative Names

Synonym Scope Reference
transverse antennal lobe projection neuron broad synonym Jenett et al., 2012
adult antennal lobe projection neuron VP3 t5ALT exact synonym
AL-t5PN1 exact synonym Marin et al., 2020
VP3+_vPN exact synonym Berg et al., 2025
VP3+_vPN exact synonym Marin et al., 2020
VP3+_vPN exact synonym Bates et al., 2025
VP3+_vPN exact synonym Schlegel et al., 2024
VP3+_vPN exact synonym
VP3+_vPN exact synonym Scheffer et al., 2020
VP3 vPN exact synonym Marin et al., 2020
TPN-II exact synonym Alpert et al., 2020
slow-cool-PN exact synonym Marin et al., 2020
slow-adapting cold cell exact synonym Frank et al., 2015
adult antennal lobe projection neuron VP3 t5ALT PN exact synonym

List all available images of VP3+_vPN (10 total)

Thumbnail Name Tags
VP3+_vPN(t10ALT)_R lineage_ALv1_BAla1, Thermosensory_system, Glutamatergic, GABAergic, Adult
VP3+_vPN(t10ALT)_R lineage_ALv1_BAla1, Thermosensory_system, Glutamatergic, GABAergic, Adult
VP3+_vPN(t10ALT)_R lineage_ALv1_BAla1, Thermosensory_system, Glutamatergic, GABAergic, Adult
VP3+_vPN_L (MaleCNS:17225) lineage_ALv1_BAla1, Thermosensory_system, GABAergic, Adult
VP3+_vPN_R (MaleCNS:17722) lineage_ALv1_BAla1, Thermosensory_system, GABAergic, Adult

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Expression patterns overlapping VP3+_vPN (5 total)

Thumbnail Name Tags
P{GMR49B06-lexA} expression pattern Expression_pattern
P{GMR25B07-lexA} expression pattern Expression_pattern
P{GMR67D03-GAL4} expression pattern Expression_pattern
P{GMR60H12-GAL4} expression pattern Expression_pattern
P{GMR49B06-GAL4} expression pattern Expression_pattern

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Transgene expression in VP3+_vPN (5 total)

Thumbnail Name Tags
P{GMR49B06-lexA} expression pattern Expression_pattern
P{GMR25B07-lexA} expression pattern Expression_pattern
P{GMR67D03-GAL4} expression pattern Expression_pattern
P{GMR60H12-GAL4} expression pattern Expression_pattern
P{GMR49B06-GAL4} expression pattern Expression_pattern

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Downstream connectivity classes for VP3+_vPN (39 total)

Thumbnail Name Tags

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Upstream connectivity classes for VP3+_vPN (30 total)

Thumbnail Name Tags

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