Cellular diversity in the Drosophila midbrain revealed by single-cell transcriptomics

To understand the brain, molecular details need to be overlaid onto neural wiring diagrams so that synaptic mode, neuromodulation and critical signaling operations can be considered. Single-cell transcriptomics provide a unique opportunity to collect this information. Here we present an initial anal...

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Main Authors: Vincent Croset, Christoph D Treiber, Scott Waddell
Format: Article
Language:English
Published: eLife Sciences Publications Ltd 2018-04-01
Series:eLife
Subjects:
Online Access:https://elifesciences.org/articles/34550
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author Vincent Croset
Christoph D Treiber
Scott Waddell
author_facet Vincent Croset
Christoph D Treiber
Scott Waddell
author_sort Vincent Croset
collection DOAJ
description To understand the brain, molecular details need to be overlaid onto neural wiring diagrams so that synaptic mode, neuromodulation and critical signaling operations can be considered. Single-cell transcriptomics provide a unique opportunity to collect this information. Here we present an initial analysis of thousands of individual cells from Drosophila midbrain, that were acquired using Drop-Seq. A number of approaches permitted the assignment of transcriptional profiles to several major brain regions and cell-types. Expression of biosynthetic enzymes and reuptake mechanisms allows all the neurons to be typed according to the neurotransmitter or neuromodulator that they produce and presumably release. Some neuropeptides are preferentially co-expressed in neurons using a particular fast-acting transmitter, or monoamine. Neuromodulatory and neurotransmitter receptor subunit expression illustrates the potential of these molecules in generating complexity in neural circuit function. This cell atlas dataset provides an important resource to link molecular operations to brain regions and complex neural processes.
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spelling doaj.art-1073f5e57c4f41c2947ab04a891f9e3e2022-12-22T03:24:26ZengeLife Sciences Publications LtdeLife2050-084X2018-04-01710.7554/eLife.34550Cellular diversity in the Drosophila midbrain revealed by single-cell transcriptomicsVincent Croset0Christoph D Treiber1https://orcid.org/0000-0002-6994-091XScott Waddell2https://orcid.org/0000-0003-4503-6229Centre for Neural Circuits and Behaviour, The University of Oxford, Oxford, United KingdomCentre for Neural Circuits and Behaviour, The University of Oxford, Oxford, United KingdomCentre for Neural Circuits and Behaviour, The University of Oxford, Oxford, United KingdomTo understand the brain, molecular details need to be overlaid onto neural wiring diagrams so that synaptic mode, neuromodulation and critical signaling operations can be considered. Single-cell transcriptomics provide a unique opportunity to collect this information. Here we present an initial analysis of thousands of individual cells from Drosophila midbrain, that were acquired using Drop-Seq. A number of approaches permitted the assignment of transcriptional profiles to several major brain regions and cell-types. Expression of biosynthetic enzymes and reuptake mechanisms allows all the neurons to be typed according to the neurotransmitter or neuromodulator that they produce and presumably release. Some neuropeptides are preferentially co-expressed in neurons using a particular fast-acting transmitter, or monoamine. Neuromodulatory and neurotransmitter receptor subunit expression illustrates the potential of these molecules in generating complexity in neural circuit function. This cell atlas dataset provides an important resource to link molecular operations to brain regions and complex neural processes.https://elifesciences.org/articles/34550single-cell sequencingDrosophila braincellular diversityneurotransmittersneuropeptidesneuromodulation
spellingShingle Vincent Croset
Christoph D Treiber
Scott Waddell
Cellular diversity in the Drosophila midbrain revealed by single-cell transcriptomics
eLife
single-cell sequencing
Drosophila brain
cellular diversity
neurotransmitters
neuropeptides
neuromodulation
title Cellular diversity in the Drosophila midbrain revealed by single-cell transcriptomics
title_full Cellular diversity in the Drosophila midbrain revealed by single-cell transcriptomics
title_fullStr Cellular diversity in the Drosophila midbrain revealed by single-cell transcriptomics
title_full_unstemmed Cellular diversity in the Drosophila midbrain revealed by single-cell transcriptomics
title_short Cellular diversity in the Drosophila midbrain revealed by single-cell transcriptomics
title_sort cellular diversity in the drosophila midbrain revealed by single cell transcriptomics
topic single-cell sequencing
Drosophila brain
cellular diversity
neurotransmitters
neuropeptides
neuromodulation
url https://elifesciences.org/articles/34550
work_keys_str_mv AT vincentcroset cellulardiversityinthedrosophilamidbrainrevealedbysinglecelltranscriptomics
AT christophdtreiber cellulardiversityinthedrosophilamidbrainrevealedbysinglecelltranscriptomics
AT scottwaddell cellulardiversityinthedrosophilamidbrainrevealedbysinglecelltranscriptomics