Preparatory activity and the expansive null-space

MM Churchland, KV Shenoy - Nature Reviews Neuroscience, 2024 - nature.com
The study of the cortical control of movement experienced a conceptual shift over recent
decades, as the basic currency of understanding shifted from single-neuron tuning towards …

Neural mechanisms of movement planning: motor cortex and beyond

K Svoboda, N Li - Current opinion in neurobiology, 2018 - Elsevier
Highlights•Preparatory activity is a neural correlate of motor planning.•Multiple brain areas
cooperate to maintain preparatory activity.•Preparatory activity sets network activity to an …

Fully integrated silicon probes for high-density recording of neural activity

JJ Jun, NA Steinmetz, JH Siegle, DJ Denman, M Bauza… - Nature, 2017 - nature.com
Sensory, motor and cognitive operations involve the coordinated action of large neuronal
populations across multiple brain regions in both superficial and deep structures,. Existing …

Thirst regulates motivated behavior through modulation of brainwide neural population dynamics

WE Allen, MZ Chen, N Pichamoorthy, RH Tien… - Science, 2019 - science.org
INTRODUCTION Motivational drives are internal states that can explain why animals
adaptively display distinct behaviors in response to the same external stimulus …

A large field of view two-photon mesoscope with subcellular resolution for in vivo imaging

NJ Sofroniew, D Flickinger, J King, K Svoboda - elife, 2016 - elifesciences.org
Imaging is used to map activity across populations of neurons. Microscopes with cellular
resolution have small (< 1 millimeter) fields of view and cannot simultaneously image activity …

Cortical activity in the null space: permitting preparation without movement

MT Kaufman, MM Churchland, SI Ryu… - Nature neuroscience, 2014 - nature.com
Neural circuits must perform computations and then selectively output the results to other
circuits. Yet synapses do not change radically at millisecond timescales. A key question then …

Decoding subjective decisions from orbitofrontal cortex

EL Rich, JD Wallis - Nature neuroscience, 2016 - nature.com
When making a subjective choice, the brain must compute a value for each option and
compare those values to make a decision. The orbitofrontal cortex (OFC) is critically involved …

Choice-specific sequences in parietal cortex during a virtual-navigation decision task

CD Harvey, P Coen, DW Tank - Nature, 2012 - nature.com
The posterior parietal cortex (PPC) has an important role in many cognitive behaviours;
however, the neural circuit dynamics underlying PPC function are not well understood. Here …

Cortical control of arm movements: a dynamical systems perspective

KV Shenoy, M Sahani… - Annual review of …, 2013 - annualreviews.org
Our ability to move is central to everyday life. Investigating the neural control of movement in
general, and the cortical control of volitional arm movements in particular, has been a major …

Computational role of structure in neural activity and connectivity

S Ostojic, S Fusi - Trends in Cognitive Sciences, 2024 - cell.com
One major challenge of neuroscience is identifying structure in seemingly disorganized
neural activity. Different types of structure have different computational implications that can …