Nicole Wenderoth

Pupil size reflects effort but not motor fatigability during a sustained motor task

This study investigates whether pupil size reflects physical effort or motor fatigability during sustained repetitive movement and finds that it reflects effort but not fatigability.

Reward Reduces Motor Fatigability by Increasing Movement Vigour

This study shows reward reduces motor slowing during repetitive wrist tapping by increasing movement vigor, as indicated by higher muscle activity and sustained pupil dilation.

Centrally generated movement-related signals engage ipsilateral S1 finger representations after tetraplegia

This study shows that individuals with tetraplegia exhibit finger-specific brain activity in ipsilateral S1 without peripheral input, challenging the idea that somatotopic activity depends on sensory reafference.

Revisiting face-to-hand area remapping in the human primary somatosensory cortex after a cervical spinal cord injury

This study investigates face-to-hand area remapping in human cervical SCI patients and finds no significant evidence of such remapping in fMRI experiments.

Video-based eye movements are linked to cortical and pupil-based arousal in human sleep

This paper links video-based eye movements to cortical and pupil-based arousal markers during sleep, showing state-dependent correlations and offering a non-invasive tool for sleep phenotyping.

Cardiovascular responses to natural and auditory evoked slow waves predict post-sleep cardiac function

This study examines how natural and auditory-evoked slow waves affect cardiovascular function after sleep, finding that synchronized type I slow waves are linked to cardiovascular responses.

Top-down processing alone activates the early somatosensory nuclei

This study shows that top-down processing can activate early somatosensory nuclei in humans with spinal cord injury, even when peripheral input is absent.

Transcutaneous auricular vagus nerve stimulation during movement modulates motor neural circuitry without widespread cortical or autonomic activation

This study investigates how transcutaneous auricular vagus nerve stimulation (taVNS) interacts with movement in healthy adults, finding context-specific effects on motor systems without widespread autonomic activation.

Distinguishing the activity of adjacent somatosensory nuclei within the brainstem using 3T fMRI

This study uses 3T fMRI and multivariate analysis to distinguish functional activity of adjacent somatosensory nuclei in the brainstem, thalamus, and S1, showing improved decoding compared to univariate methods.

Functional-based parcellation of the mouse prefrontal cortex for network perturbation analysis

The paper uses functional connectivity to parcellate the mouse prefrontal cortex and shows that perturbing specific clusters affects only their associated functional networks.

Biological subtyping of autism via cross-species fMRI

The paper identifies hypo- and hyperconnectivity subtypes in autism using cross-species fMRI, linking them to distinct biological mechanisms in mice and humans.

Pupil size reveals arousal level dynamics in human sleep

This study uses pupil size measurements during sleep to explore arousal level dynamics and their relationship with sleep oscillations and auditory responses.

Motor imagery and execution activate similar finger representations that are spatially consistent over time

The paper shows that motor imagery and execution activate similar, stable finger representations in the sensorimotor cortex over time.

Pupil self-regulation modulates markers of cortical excitability and cortical arousal

This study shows that pupil-based biofeedback modulates cortical excitability, EEG spectral slope, and P300 response, suggesting a link to phasic LC activity and central arousal.

Dynamic Causal Modelling Highlights the Importance of Decreased Self-Inhibition of the Sensorimotor Cortex in Motor Fatigability

This paper uses dynamic causal modelling to show that reduced self-inhibition in the sensorimotor cortex contributes to motor fatigability.

TMS-based neurofeedback training of mental finger individuation induces neuroplastic changes in the sensorimotor cortex

This study shows that TMS-based neurofeedback training improves neuroplastic changes in the sensorimotor cortex by enhancing finger-specific motor representations.

Self-regulating arousal via pupil-based biofeedback

This study shows that human participants can voluntarily control their arousal state using pupil-based biofeedback, which modulates brainstem activity and physiological responses.

Neuromodulation of striatal D1 cells shapes BOLD fluctuations in anatomically connected thalamic and cortical regions

The paper investigates how manipulating D1 medium spiny neurons affects BOLD dynamics in connected brain regions using resting-state fMRI.

Contrast detection is enhanced by non-stochastic, high-frequency transcranial alternating current stimulation with triangle and sine waveform.

This study shows that non-stochastic, high-frequency transcranial alternating current stimulation (hf-tACS) with triangle and sine waveforms reduces visual contrast detection thresholds, similar to stochastic tRNS.

Transcranial random noise stimulation of the primary visual cortex but not retina modulates visual contrast sensitivity.

This study tests if transcranial random noise stimulation (tRNS) applied to the primary visual cortex or retina improves visual contrast detection, finding that V1 stimulation enhances performance while retinal stimulation does not.

Hand and face somatotopy shown using MRI-safe vibrotactile stimulation with a novel Soft Pneumatic Actuator (SPA)-Skin interface

This study uses a novel MRI-safe vibrotactile stimulation device to map somatotopy in the human primary somatosensory cortex for hand and face regions.

Prior information improves tactile representation in primary somatosensory cortex

The paper shows that prior information enhances tactile detection and modulates somatosensory cortex activity before tactile stimulation.

Locus Coeruleus firing patterns selectively modulate brain activity and dynamics

This study shows that tonic and burst firing patterns of the locus coeruleus modulate brain activity and dynamics in mice through distinct mechanisms.

Effects of auditory sleep modulation approaches on brain oscillatory and cardiovascular dynamics

This study examines how different auditory stimulation approaches during sleep affect brain oscillations and cardiovascular dynamics, finding increased slow wave activity and related cardiovascular changes.

Finger representations in primary somatosensory cortex are modulated during vibrotactile working memory task

The paper shows that vibrotactile working memory modulates somatotopic finger representations in primary somatosensory cortex during the delay period without tactile stimulation.

Finger somatotopy is preserved after tetraplegia but deteriorates over time

This study shows that somatosensory representations of paralyzed hands are preserved in SCI patients but deteriorate over time, suggesting potential for neuroprosthetic use despite sensory and motor loss.

Mental individuation of imagined finger movements can be achieved using TMS-based neurofeedback

This study shows that TMS-based neurofeedback training enables participants to selectively modulate corticomotor excitability of individual fingers during mental imagery without physical movement.

Optogenetic Activation of Striatal D1/D2 Medium Spiny Neurons Differentially Engages Downstream Connected Areas Beyond the Basal Ganglia

This study uses optogenetics and fMRI to show that D1 and D2 MSNs in the striatum differentially activate brain regions beyond the basal ganglia, revealing complex functional interactions.

Transcranial Random Noise Stimulation acutely lowers the response threshold of human motor circuits

This study shows that transcranial random noise stimulation (tRNS) acutely lowers the resting motor threshold in human primary motor cortex, indicating increased neural responsiveness.

Brain mapping across 16 autism mouse models reveals a spectrum of functional connectivity subtypes

The paper maps brain connectivity in 16 autism mouse models to identify four subtypes of functional connectivity abnormalities linked to different etiologies.