Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Subliminal Perception01:15

Subliminal Perception

787
Subliminal perception refers to the processing of sensory information that occurs below the level of conscious awareness. Researchers study subliminal perception by presenting a stimulus, such as a word or image, very quickly, typically around 50 milliseconds. This rapid presentation is often followed by another stimulus, such as a pattern of dots or lines, which blocks further mental processing of the initial stimulus. As a result, if participants cannot identify the initial stimulus better...
787
Factors Affecting Perception01:25

Factors Affecting Perception

2.7K
Perception is influenced by perceptual set, context, motivation, and emotion. Perceptual set, or perceptual expectancy, refers to the tendency to perceive things in a particular way, influenced by previous experiences and expectations. This phenomenon affects the interpretation of stimuli, creating a set of mental tendencies and assumptions that impact sensory perceptions of sound, taste, touch, and sight.
An illustrative example of a perceptual set is the scenario where an airline pilot told...
2.7K
Perception01:28

Perception

1.2K
Perception is a fundamental psychological process that enables individuals to organize, interpret, and consciously experience sensory information. This process is crucial for understanding and interacting with the world around us. It includes both bottom-up and top-down processing, each playing a distinct role in how we perceive our environment.
Bottom-up processing begins at the sensory level, where receptors detect external environmental stimuli. These could include the tactile sensation of...
1.2K
Gestalt Principles of Perception01:21

Gestalt Principles of Perception

1.2K
Gestalt principles provide a framework for understanding how humans perceive objects as unified wholes within their context. These principles are essential in explaining the cognitive processes that make sense of complex visual stimuli by organizing them into coherent groups. One fundamental principle is proximity, which posits that objects located close to each other are perceived as a collective group. For instance, when dots are positioned near one another, the visual system interprets them...
1.2K
Alternative RNA Splicing02:18

Alternative RNA Splicing

25.2K
Alternative RNA splicing is the regulated splicing of exons and introns to produce different mature mRNAs from a single pre-mRNA. Unlike in constitutive splicing where a single gene produces a single type of mRNA, alternative splicing allows an organism to produce multiple proteins from a single gene and plays an important role in protein diversity.
There are five types of alternative RNA splicing that vary in the ways the pre-mRNA segments are removed or retained in the mature mRNA. The first...
25.2K
Auditory Perception01:17

Auditory Perception

1.1K
The auditory system is essential for sound perception, utilizing various critical structures. When sound waves enter the outer ear, they travel through the ear canal and cause the eardrum to vibrate. These vibrations are then transmitted to the middle ear, where three tiny bones – the malleus, incus, and stapes – amplify the sound. This amplification is crucial, as it ensures that the sound vibrations are strong enough to be conveyed to the inner ear. These vibrations then reach the...
1.1K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Reduced task-induced frontal midline theta activity in chronic stroke patients compared to healthy older adults - An MEG study.

NeuroImage. Clinical·2026
Same author

Contribution of the repositioning chair in the treatment of patients with benign paroxysmal positional vertigo: a systematic review and meta-analysis.

Acta oto-laryngologica·2026
Same author

Event-Related Potentials as Markers of Age-Related Changes of Spatial Hearing in Normal-Hearing Adults.

Trends in hearing·2026
Same author

Prognostic value of vestibular-evoked myogenic potentials for disease progression and treatment response in Ménière's disease and endolymphatic hydrops: a systematic review.

European archives of oto-rhino-laryngology : official journal of the European Federation of Oto-Rhino-Laryngological Societies (EUFOS) : affiliated with the German Society for Oto-Rhino-Laryngology - Head and Neck Surgery·2026
Same author

Effects of StereoBiCROS on Speech Understanding in Noise and Quality of Life for Asymmetric Sensorineural Hearing Loss.

Audiology research·2025
Same author

Electrocochleography: Techniques and practical considerations.

Neurophysiologie clinique = Clinical neurophysiology·2025

Related Experiment Video

Updated: Feb 1, 2026

The Combination of Transcranial Alternating Current Stimulation and Electroencephalogram
06:14

The Combination of Transcranial Alternating Current Stimulation and Electroencephalogram

Published on: October 10, 2025

522

Cutaneous Alternating Current Stimulation Can Cause a Phasic Modulation of Speech Perception.

Jules Erkens1, Ram K Pari2, Marina Inyutina2

  • 1Université de Toulouse, CNRS, Centre de Recherche Cerveau et Cognition (CerCo), Toulouse 31100, France jules.erkens@cnrs.fr benedikt.zoefel@cnrs.fr.

The Journal of Neuroscience : the Official Journal of the Society for Neuroscience
|January 30, 2026
PubMed
Summary

Transcranial alternating current stimulation (tACS) affects speech perception by influencing neural tracking of both target and distracting sounds. However, the study highlights the critical need to control for cutaneous stimulation effects in tACS research.

Keywords:
neural oscillationsneural trackingspeech perceptionstream segregationtranscranial alternating current stimulation (tACS)

More Related Videos

Simultaneous Transcranial Alternating Current Stimulation and Functional Magnetic Resonance Imaging
10:25

Simultaneous Transcranial Alternating Current Stimulation and Functional Magnetic Resonance Imaging

Published on: June 5, 2017

14.7K
Effects of Transcranial Alternating Current Stimulation on the Primary Motor Cortex by Online Combined Approach with Transcranial Magnetic Stimulation
11:11

Effects of Transcranial Alternating Current Stimulation on the Primary Motor Cortex by Online Combined Approach with Transcranial Magnetic Stimulation

Published on: September 23, 2017

9.6K

Related Experiment Videos

Last Updated: Feb 1, 2026

The Combination of Transcranial Alternating Current Stimulation and Electroencephalogram
06:14

The Combination of Transcranial Alternating Current Stimulation and Electroencephalogram

Published on: October 10, 2025

522
Simultaneous Transcranial Alternating Current Stimulation and Functional Magnetic Resonance Imaging
10:25

Simultaneous Transcranial Alternating Current Stimulation and Functional Magnetic Resonance Imaging

Published on: June 5, 2017

14.7K
Effects of Transcranial Alternating Current Stimulation on the Primary Motor Cortex by Online Combined Approach with Transcranial Magnetic Stimulation
11:11

Effects of Transcranial Alternating Current Stimulation on the Primary Motor Cortex by Online Combined Approach with Transcranial Magnetic Stimulation

Published on: September 23, 2017

9.6K

Area of Science:

  • Neuroscience
  • Auditory Perception
  • Brain Stimulation

Background:

  • Speech perception relies on segregating important stimuli from distractors.
  • Neural speech tracking, synchronized neural activity to speech, is crucial for this segregation.
  • The role of tracking both targets and distractors in multi-speaker environments is understudied.

Purpose of the Study:

  • To investigate how transcranial alternating current stimulation (tACS) influences neural tracking of target and distractor speech in a multi-speaker scenario.
  • To examine the behavioral impact of manipulating neural tracking on speech perception.
  • To differentiate the effects of direct brain stimulation from cutaneous stimulation during tACS.

Main Methods:

  • 61 participants underwent bilateral tACS over auditory regions and the inferior frontal gyrus (IFG).
  • Two simultaneous rhythmic speech streams were presented, with participants attending to one.
  • A control group received similar cutaneous stimulation with reduced brain stimulation to isolate tACS effects.

Main Results:

  • The phase relation of tACS modulated word report accuracy for both target and distractor speech.
  • Similar modulatory effects were observed with direct brain stimulation and the cutaneous control stimulation.
  • This suggests cutaneous stimulation can mimic tACS effects on speech perception.

Conclusions:

  • tACS phase causally modulates speech perception in multi-speaker environments by affecting neural tracking of both targets and distractors.
  • Cutaneous stimulation accompanying tACS can significantly influence speech perception outcomes.
  • Future tACS studies require rigorous control for cutaneous stimulation effects.