Featured
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Neural signatures of natural behaviour in socializing macaques
Single-neuron and population activity in the macaque prefrontal and temporal cortex robustly encodes 24 species-typical behaviours, reciprocity in social interactions and social support.
- Camille Testard
- , Sébastien Tremblay
- & Michael L. Platt
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Article
| Open AccessConverting an allocentric goal into an egocentric steering signal
In Drosophila, FC2 neurons signal a navigational goal, which is compared with the fly’s heading by PFL3 neurons to guide moment-to-moment steering.
- Peter Mussells Pires
- , Lingwei Zhang
- & Gaby Maimon
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Article
| Open AccessTransforming a head direction signal into a goal-oriented steering command
Here we show how PFL2 and PFL3 neurons in the Drosophila brain compare a representation of direction with internal spatial goals, both anchored in world-centric coordinates, and produce body-centric steering commands that act to correct deviations from the goal direction.
- Elena A. Westeinde
- , Emily Kellogg
- & Rachel I. Wilson
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A distinct cortical code for socially learned threat
Studies in mice show that observational fear learning is encoded by neurons in the dorsomedial prefrontal cortex in a manner that is distinct from the encoding of fear learned by direct experience.
- Shana E. Silverstein
- , Ruairi O’Sullivan
- & Andrew Holmes
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Article
| Open AccessMinute-scale oscillatory sequences in medial entorhinal cortex
Neural population activity in the medial entorhinal cortex of mice can be organized into ultraslow oscillatory sequences, with periods extending up to the minute range.
- Soledad Gonzalo Cogno
- , Horst A. Obenhaus
- & Edvard I. Moser
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Cortical reactivations predict future sensory responses
Offline cortical reactivations predict the gradual drift and separation in sensory cortical response patterns and may enhance sensory discrimination.
- Nghia D. Nguyen
- , Andrew Lutas
- & Mark L. Andermann
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Perspective |
Functional neuroimaging as a catalyst for integrated neuroscience
This Perspective reviews successful applications of functional magnetic resonance imaging (fMRI) and presents a case for fMRI as a central hub on which to integrate the dispersed subfields of systems, cognitive, computational and clinical neuroscience.
- Emily S. Finn
- , Russell A. Poldrack
- & James M. Shine
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Article
| Open AccessPreserved neural dynamics across animals performing similar behaviour
Recordings of neural populations from motor cortex and striatum spanning monkeys and mice demonstrate that neural dynamics in individuals from the same species are preserved when they perform similar behaviour.
- Mostafa Safaie
- , Joanna C. Chang
- & Juan A. Gallego
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Article
| Open AccessNeural signal propagation atlas of Caenorhabditis elegans
Measurements of signal propagation in more than 23,000 pairs of neurons from nematode worms show that predictions of neural function made on the basis of anatomy are often incorrect, in part owing to the effects of extrasynaptic signalling.
- Francesco Randi
- , Anuj K. Sharma
- & Andrew M. Leifer
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Article
| Open AccessFlexible circuit mechanisms for context-dependent song sequencing
Insights into the underlying neuronal circuitry of the Drosophila song production system are provided using song patterning of males near versus far from the female.
- Frederic A. Roemschied
- , Diego A. Pacheco
- & Mala Murthy
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Dopaminergic error signals retune to social feedback during courtship
In male zebra finches, dopamine responses in Area X are retuned away from self-evaluation of song performance and towards social feedback to song performance when females are present.
- Andrea Roeser
- , Vikram Gadagkar
- & Jesse H. Goldberg
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Article
| Open AccessA high-performance speech neuroprosthesis
A speech-to-text brain–computer interface that records spiking activity from intracortical microelectrode arrays enabled an individual who cannot speak intelligibly to achieve 9.1 and 23.8% word error rates on a 50- and 125,000-word vocabulary, respectively.
- Francis R. Willett
- , Erin M. Kunz
- & Jaimie M. Henderson
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Article
| Open AccessGeometric constraints on human brain function
Cortical and subcortical activity can be parsimoniously understood as resulting from excitations of fundamental, resonant modes of the brain’s geometry rather than from modes of complex interregional connectivity.
- James C. Pang
- , Kevin M. Aquino
- & Alex Fornito
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Article
| Open AccessGap junctions desynchronize a neural circuit to stabilize insect flight
In the Drosophila central-pattern-generating neural network, a mechanism for network desynchronization relying on weak electrical synapses and specific excitability dynamics of the coupled neurons translates unpatterned premotor input into stereotyped neuronal firing with fixed sequences of cell activation, ensuring stable wingbeat power.
- Silvan Hürkey
- , Nelson Niemeyer
- & Carsten Duch
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Article
| Open AccessLearnable latent embeddings for joint behavioural and neural analysis
A new encoding method, CEBRA, jointly uses behavioural and neural data in a (supervised) hypothesis- or (self-supervised) discovery-driven manner to produce both consistent and high-performance latent spaces.
- Steffen Schneider
- , Jin Hwa Lee
- & Mackenzie Weygandt Mathis
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Article
| Open AccessPopulation dynamics of head-direction neurons during drift and reorientation
Mice maintain the memory of previous associations between head direction neurons and allocentric cues and this influences the internal head direction representation.
- Zaki Ajabi
- , Alexandra T. Keinath
- & Mark P. Brandon
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Matters Arising
| Open AccessMultivariate BWAS can be replicable with moderate sample sizes
- Tamas Spisak
- , Ulrike Bingel
- & Tor D. Wager
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Article
| Open AccessMesolimbic dopamine adapts the rate of learning from action
Analysis of data collected from mice learning a trace conditioning paradigm shows that phasic dopamine activity in the brain can regulate direct learning of behavioural policies, and dopamine sets an adaptive learning rate rather than an error-like teaching signal.
- Luke T. Coddington
- , Sarah E. Lindo
- & Joshua T. Dudman
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Structured cerebellar connectivity supports resilient pattern separation
Mapping of the mouse cerebellar cortex using 3D reconstruction from electron microscopy, as well as numerical simulation of neuronal activity, shows non-random redundancy of connectivity that may favour resilient learning over encoding capacity.
- Tri M. Nguyen
- , Logan A. Thomas
- & Wei-Chung Allen Lee
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Odour motion sensing enhances navigation of complex plumes
Odour motion contains valuable directional information that is absent from the airflow alone, and Drosophila use this directional information to shape their navigational decisions.
- Nirag Kadakia
- , Mahmut Demir
- & Thierry Emonet
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Movement is governed by rotational neural dynamics in spinal motor networks
A study presents ensemble recordings of neurons in the lumbar spinal cord indicating that activity in spinal cord circuits for movement follows low-dimensional rotational dynamics, and proposes a theory of neural generation of movements.
- Henrik Lindén
- , Peter C. Petersen
- & Rune W. Berg
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State-dependent pupil dilation rapidly shifts visual feature selectivity
Computational modelling and functional imaging of awake, active mice show that behaviour directly changes neuronal tuning in the visual cortex through pupil dilation.
- Katrin Franke
- , Konstantin F. Willeke
- & Andreas S. Tolias
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Article
| Open AccessNatural switches in behaviour rapidly modulate hippocampal coding
During rapid behavioural switches in flying bats, hippocampal neurons can rapidly switch their core computation to represent the relevant behavioural variables, supporting behavioural flexibility.
- Ayelet Sarel
- , Shaked Palgi
- & Nachum Ulanovsky
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Article
| Open AccessBrain–phenotype models fail for individuals who defy sample stereotypes
Predictive models that relate brain activity to phenotype reliably fail when applied to subgroups of participants who do not fit stereotypical profiles, showing that the utility of a one-size-fits-all modelling approach is limited.
- Abigail S. Greene
- , Xilin Shen
- & R. Todd Constable
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Transformations of neural representations in a social behaviour network
BNSTprEsr1 activity is required to gate the transition from appetitive to consummatory male social behaviours towards both sexes, by controlling sex- and behaviour-specific representations in VMHvl and MPOA, respectively.
- Bin Yang
- , Tomomi Karigo
- & David J. Anderson
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Action suppression reveals opponent parallel control via striatal circuits
Experiments in mice show that direct- and indirect-pathway neurons in the basal ganglia are co-activated during movement but exhibit opposite patterns of activity during the active suppression of movement.
- Bruno F. Cruz
- , Gonçalo Guiomar
- & Joseph J. Paton
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Article |
Emergent reliability in sensory cortical coding and inter-area communication
The mouse neocortex supports sensory performance through transient increases in sensory coding redundancy, neural codes that are robust to cellular variability, and inter-area fluctuation modes that transmit sensory data and task responses in non-interfering channels.
- Sadegh Ebrahimi
- , Jérôme Lecoq
- & Mark J. Schnitzer
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Article |
Cortical ensembles orchestrate social competition through hypothalamic outputs
Analyses of neural activity of mice competing in a social competition assay monitored by a computer vision tool reveal a neural circuit with a role in dynamically modulating social dominance.
- Nancy Padilla-Coreano
- , Kanha Batra
- & Kay M. Tye
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Article
| Open AccessA biophysical account of multiplication by a single neuron
Release from shunting inhibition and coincident excitation implement a multiplication-like synaptic interaction in motion-sensing neurons of Drosophila melanogaster.
- Lukas N. Groschner
- , Jonatan G. Malis
- & Alexander Borst
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Cortical preparatory activity indexes learned motor memories
In rhesus monkeys, learning of a motor task is accompanied by uniform changes in preparatory activity in motor cortex that are orthogonal to the force-predictive neural state subspace.
- Xulu Sun
- , Daniel J. O’Shea
- & Krishna V. Shenoy
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Article
| Open AccessToroidal topology of population activity in grid cells
Simultaneous recordings from hundreds of grid cells in rats, combined with topological data analysis, show that network activity in grid cells resides on a toroidal manifold that is invariant across environments and brain states.
- Richard J. Gardner
- , Erik Hermansen
- & Edvard I. Moser
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Article |
Building an allocentric travelling direction signal via vector computation
A neural circuit for implementing a coordinate transformation and 2D vector computation is described in Drosophila.
- Cheng Lyu
- , L. F. Abbott
- & Gaby Maimon
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Transforming representations of movement from body- to world-centric space
Specific neurons in the fan-shaped body of the Drosophila brain convert translational information in relation to the fly’s body to externally referenced coordinates for navigation.
- Jenny Lu
- , Amir H. Behbahani
- & Rachel I. Wilson
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Adaptive stimulus selection for consolidation in the hippocampus
In memory consolidation, the hippocampus has a unique way to preferentially amplify behaviour-relevant information that entails ‘replaying’ this information during periods of rest.
- Satoshi Terada
- , Tristan Geiller
- & Attila Losonczy
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Local circuit amplification of spatial selectivity in the hippocampus
Single-cell tracing and optogenetics manipulation in mice are used to show how spatial tuning of individual pyramidal cells in CA1 can propagate to and be amplified by their local subnetwork of neurons.
- Tristan Geiller
- , Sadra Sadeh
- & Attila Losonczy
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Article
| Open AccessThe mouse cortico–basal ganglia–thalamic network
Mesoscale connectomic mapping of the cortico–basal ganglia–thalamic network reveals key architectural and information processing features.
- Nicholas N. Foster
- , Joshua Barry
- & Hong-Wei Dong
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Locally ordered representation of 3D space in the entorhinal cortex
Recordings from the brains of freely flying bats show that grid cells that represent 3D space have multiple firing fields and are organized with local rather than global order.
- Gily Ginosar
- , Johnatan Aljadeff
- & Nachum Ulanovsky
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Shared mechanisms underlie the control of working memory and attention
The prefrontal cortex in monkeys controls working memory in a similar way to attention, by selectively transforming the representations of remembered items.
- Matthew F. Panichello
- & Timothy J. Buschman
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Inter-mosaic coordination of retinal receptive fields
Complementary types of retinal ganglion cell form mosaics with receptive fields that are farther apart than would be expected by chance, supporting the efficient coding of natural scenes.
- Suva Roy
- , Na Young Jun
- & Greg D. Field
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Structural and developmental principles of neuropil assembly in C. elegans
The C. elegans neuropil is shown to be organized into four strata composed of related behavioural circuits, and its design principles are linked to the developmental processes that underpin its assembly.
- Mark W. Moyle
- , Kristopher M. Barnes
- & Daniel A. Colón-Ramos
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Decoding and perturbing decision states in real time
In macaque motor cortex, moment-to-moment fluctuations in neurally derived decision variables are tightly linked to decision state and predict behavioural choices with better accuracy than condition-averaged decision variables or the visual stimulus alone, and can be used to distinguish between different models of decision making.
- Diogo Peixoto
- , Jessica R. Verhein
- & William T. Newsome
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A measure of smell enables the creation of olfactory metamers
By collecting nearly 50,000 perceptual estimates of smell, a reliable physicochemical measure that links odorant structure to odorant perception at a resolution that enables the creation of olfactory metamers was derived.
- Aharon Ravia
- , Kobi Snitz
- & Noam Sobel
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Review Article
| Open AccessArray programming with NumPy
NumPy is the primary array programming library for Python; here its fundamental concepts are reviewed and its evolution into a flexible interoperability layer between increasingly specialized computational libraries is discussed.
- Charles R. Harris
- , K. Jarrod Millman
- & Travis E. Oliphant
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Stimulus-specific hypothalamic encoding of a persistent defensive state
Persistent neural activity in the mouse hypothalamus encodes aversive emotional states related to specific threatening stimuli.
- Ann Kennedy
- , Prabhat S. Kunwar
- & David J. Anderson
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Structure and flexibility in cortical representations of odour space
Both piriform cortex and its sensory inputs from the olfactory bulb represent chemical odour relationships, but cortex reshapes relational information inherited from the sensory periphery to enhance odour generalization and to reflect experience.
- Stan L. Pashkovski
- , Giuliano Iurilli
- & Sandeep Robert Datta
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Fundamental bounds on the fidelity of sensory cortical coding
A microscopy system that enables simultaneous recording from hundreds of neurons in the mouse visual cortex reveals that the brain enhances its coding capacity by representing visual inputs in dimensions perpendicular to correlated noise.
- Oleg I. Rumyantsev
- , Jérôme A. Lecoq
- & Mark J. Schnitzer
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A distributional code for value in dopamine-based reinforcement learning
Analyses of single-cell recordings from mouse ventral tegmental area are consistent with a model of reinforcement learning in which the brain represents possible future rewards not as a single mean of stochastic outcomes, as in the canonical model, but instead as a probability distribution.
- Will Dabney
- , Zeb Kurth-Nelson
- & Matthew Botvinick
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Nearest neighbours reveal fast and slow components of motor learning
A new method for analysing change in high-dimensional data is based on nearest-neighbour statistics and is applied here to song dynamics during vocal learning in zebra finches, but could potentially be applied to other biological and artificial behaviours.
- Sepp Kollmorgen
- , Richard H. R. Hahnloser
- & Valerio Mante
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Cortical pattern generation during dexterous movement is input-driven
The complex patterns of activity in motor cortex that control movements such as reach and grasp are dependent on both upstream neuronal activity in the thalamus and the current state of the cortex.
- Britton A. Sauerbrei
- , Jian-Zhong Guo
- & Adam W. Hantman