Motor Control and Adaptation

Functional organization of the spinal locomotor network based on analysis of interneuronal activity

The paper records and analyzes spinal interneuron activity during treadmill locomotion in cats to reveal functional organization of the spinal locomotor network.

Uncovering locomotor learning dynamics in people with Parkinson's disease

This study investigates locomotor learning in people with Parkinson's disease using a virtual obstacle task, finding faster learning rates in PD patients compared to controls.

Higher attention is associated with stronger sensorimotor connectivity during a target pursuit task

The paper investigates how attention affects sensorimotor connectivity during a target pursuit task, finding stronger functional connectivity in central areas with higher attention.

Foot Sole Cutaneous Somatosensory Modulation Based on Balance Demands

The paper shows that somatosensory evoked potentials increase with balance demands during standing and stepping tasks, indicating enhanced cortical processing under higher postural complexity.

Preparatory Cortical Modulations for Stepping Tasks with Varying Postural Complexity

The paper examines if preparatory cortical activity scales with postural complexity during stepping tasks using CNV analysis in EEG data.

Arm position estimates derived from motor biases

This study uses motor biases to estimate arm position during movement, showing that these estimates align with perceptual assessments and suggest shared mechanisms between perception and action.

Repetition effects reveal the sub-sequence representation of actions

The paper investigates how repetition of movement sequences affects performance, finding that memory traces are activated when the last 2-3 movements match the current execution.

Vision and touch used for catching small balls with a power grip and large balls with a precision grip supports dual visuomotor channel theory

The paper tests the dual visuomotor channel theory by showing that hand shaping during catching small and large balls reflects separate visual and somatosensory inputs for location and size.

Younger adult brain utilizes interhemispheric strategy of recruiting ipsilateral dorsal premotor cortex for complex finger movement, but not aging brain

The paper compares brain activity in younger and older adults during simple and complex finger movements, finding differences in ipsilateral PMd activation and interhemispheric connectivity.

Motor Imagery Improves Force Control in Older and Young Females

This study shows that a single session of motor imagery training improves force steadiness in both young and older females, with greater improvements in older females.

Motor sequence learning involves better prediction of the next action andoptimization of movement trajectories

This study disentangles the mechanisms of motor sequence learning by distinguishing between anticipation of next actions and optimization of movement trajectories using a continuous reaching task.

Incomplete adaptation to surface movement during hand reaching

The paper investigates adaptation to surface movement during hand reaching and finds limited adaptation without visual feedback.

Task relevance selectively modulates sensorimotor adaptation in the presence of multiple prediction errors.

The paper shows that humans can selectively adapt to sensorimotor errors based on their task relevance, challenging the idea that all error signals drive adaptation equally.

Corticospinal excitability during timed interception depends on the speed of the moving target

This study investigates how target speed affects corticospinal excitability during interception preparation, finding that speed, not distance, influences MEP modulation.

The common neural representation in the primary motor area between motor execution and kinesthetic motor imagery

This study shows that motor imagery activates similar neural representations in the primary motor area as motor execution, using fMRI and multi-voxel pattern analysis.

Motor Cortex Modulates Ipsilateral Limb Movement Through a Direct Cortico-Cerebellar Circuit

The paper identifies a cortico-cerebellar pathway that modulates ipsilateral limb movement, showing its role in initiation and coordination without affecting contralateral movement.

Training and transfer effects on motor skill learning: different encoding processes that lead to mechanism-specific neural codes

The paper investigates how training and transfer effects in motor learning are encoded differently in the sensorimotor cortex, revealing distinct neural mechanisms and shared information structures across individuals.

Earlier finish of motor planning in the premotor cortex predicts faster motor command in the primary motor cortex: human intracranial EEG evidence

The paper uses intracranial EEG to show that earlier motor planning in premotor cortex predicts faster motor execution in primary motor cortex, correlating with shorter reaction times.

A vestibulospinal pathway for context-dependent motor control of the mouse tail

This study identifies a vestibulospinal pathway that modulates mouse tail movement based on balance context, improving stability during challenging tasks.

Neural trajectories improve motor precision

This study proposes a computational model showing that neural trajectories improve motor precision by incorporating spatiotemporal recruitment of neural populations.

Cerebellar Reaching Ataxia is Exacerbated by Timing Demands and Assistive Interaction Torques

This study examines how timing demands and interaction torques affect reaching accuracy in individuals with cerebellar ataxia, finding increased errors and variability in movement coordination.

Online movements reflect ongoing deliberation

The paper shows that hand movements during tasks reflect ongoing decision deliberation before a decision is made, with urgency signals influencing movement patterns.

Modular striatal dynamics and reciprocal inhibition orchestrate skilled action sequencing

This study identifies modular striatal dynamics and reciprocal inhibition in mice performing a water-reaching task, showing how these mechanisms coordinate sequential actions.

Motor Learning Outside the Body: Broad Skill Generalisation with an Extra Robotic Limb

This study shows that motor learning with an extra robotic limb can generalize across tasks, body postures, and control assignments, suggesting abstract motor representations, but users still prefer biological hands.

Disentangling acute motor deficits and adaptive responses evoked by the loss of cerebellar output

This study investigates motor deficits and compensatory responses in monkeys with cerebellar outflow blocked during reaching tasks, finding reduced hand velocity and altered movement strategies.

A paradigm to study the learning of muscle activity patterns outside of the natural repertoire

This paper introduces a new paradigm to study muscle activity pattern learning, finding that difficulty is linked to muscle activity similarity to everyday use and activity size.

Interactively Integrating Reach and Grasp Information in Macaque Premotor Cortex

This study investigates how reach and grasp information are integrated in macaque premotor cortex using a novel experimental paradigm and canonical correlation analysis.

Cortical sculpting of a rhythmic motor program

This study shows how motor cortex transforms subcortical signals into rhythmic motor commands during obstacle traversal in mice, using phase-dependent gating to sculpt spinal motor programs.

Effects of aging on upper body express visuomotor responses while reaching under varying postural demands

This study examines how aging and postural stability affect express visuomotor responses (EVRs) during reaching tasks, finding that elderly participants show smaller, delayed EVRs and slower movements, independent of postural demands.

Integration of Motor Planning and Execution through Latent Structure Reorganization in the Posterior Parietal Cortex

The paper analyzes neural dynamics in PPC areas during motor tasks, finding distinct population subspaces for planning and execution in different regions.