Heart Rate Variability and Autonomic Control

This study shows that Emx1-Cre is expressed in peripheral autonomic ganglia involved in cardiorespiratory regulation, which may affect interpretations of transgenic mouse phenotypes.

The paper investigates how respiration modulates cardiac interoception by analyzing HEP amplitude during inhalation and exhalation in two studies with healthy humans.

This study investigates how context familiarity affects emotional feelings and cardiac-brain interactions using a naturalistic paradigm and the DENS dataset.

The paper investigates the functional brain-heart interplay during emotional processing using EEG and ECG data from healthy participants, showing that sympathovagal activity initiates and sustains emotional responses.

The paper records neuron firing in freely moving rats and finds that neurons in the medulla exhibit rhythmic coupling with cardiac rhythm and baroreceptor input, showing variability and temporal flexibility.

This study examines the relationship between MRI-measured locus coeruleus structure and physiological stress responses in younger and older adults, finding stronger associations in older adults.

This study shows that heart rate synchronization between individuals occurs during conscious processing of narrative stimuli and is reduced when attention is distracted.

The paper models EDA pulse amplitudes as differences of inverse Gaussian distributions, showing they outperform other models in describing physiological sweat production.

The paper creates a 3D single-cell anatomical map of the rat intrinsic cardiac nervous system, showing sex-dependent differences in neuron count and density while maintaining consistent spatial organization.

This study examines how HRV biofeedback affects functional brain connectivity and cardiac regulation in healthy individuals, finding increased vagal modulation and changes in prefrontal connectivity.

The paper examines HRV changes during a cognitively demanding task, finding that mental fatigue is associated with low physiological arousal and increased vagal-mediated HRV.

The paper uses heart rate variability synchrony to identify emotionally engaging movie segments and shows it outperforms random selection in engagement.

The paper introduces a geometric stress index and its relationship to behavioral entropy, showing a power law model linking stress levels to physiological patterns.

The paper analyzes electrodermal activity (EDA) using probability models to characterize its temporal structure and validate them with experimental data.

This study shows that increased parasympathetic activity during sleep improves working memory in young adults, unlike during wake.

This study shows that astrocytes in the nucleus of the solitary tract modulate baroreflex sensitivity through calcium signaling and ATP release, influenced by 5-HT and glutamate.

The paper shows that eye movements and blinks are coupled to the cardiac cycle phases during visual search tasks.

The paper investigates how cardiac cycle phases and heart rate affect conscious somatosensory perception and finds higher detection during diastole with stronger cardiac deceleration after correct detections.

The paper identifies peripheral neural circuits regulating heart rate in mice using optogenetic and viral vector strategies, revealing distinct roles of cholinergic and noradrenergic neurons.

This study shows adrenergic agonists enhance intrinsic excitability of cardiac preganglionic neurons in the nucleus ambiguus via persistent sodium current.

The paper shows that humans self-initiate visual stimuli during cardiac systole, suggesting active information sampling integrates heart-related signals without affecting memory performance.

This study shows that attentional focus modulates the heartbeat evoked potential (HEP), with higher HEP amplitudes during interoceptive attention compared to exteroceptive attention.

The paper examines how resting heart rate variability (HRV) relates to brain structure and function across different age groups, finding age-dependent changes in functional connectivity.

This study examines the relationship between autonomic nervous system activity and neural indices of selective attention in adults, finding associations between heart rate variability and pre-ejection period with ERP components.

The paper examines how individual differences in autonomic nervous system activity during cognitive tasks correlate with task-induced deactivation patterns in specific brain regions.

The paper examines how emotional arousal to novel sounds affects pupil dilation and ERP components, showing that sympathetic activation is linked to emotional responses.