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 Experiment Videos

The P300 component in sleep.

N J Wesensten1, P Badia

  • 1Bowling Green State University, OH 43403.

Physiology & Behavior
|January 1, 1988
PubMed
Summary
This summary is machine-generated.

The P300 brainwave component, an index of information processing, shows similar cognitive functions during sleep as during wakefulness. However, both P300 and N200 brainwave latencies increase in sleep, suggesting slower cognitive processing.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

[First case series of femoral lengthening using a Precice® intramedullary nail in our center].

Acta ortopedica mexicana·2022
Same author

[Massive thromboembolism complications associated with transient lupic anticoagulant acquired after traumatic brain injury].

Annales francaises d'anesthesie et de reanimation·2010
Same author

Acute effects of bright light and caffeine on nighttime melatonin and temperature levels in women taking and not taking oral contraceptives.

Brain research·2000
Same author

Does sleep fragmentation impact recuperation? A review and reanalysis.

Journal of sleep research·2000
Same author

Effects of menstrual cycle phase and oral contraceptives on alertness, cognitive performance, and circadian rhythms during sleep deprivation.

Behavioural brain research·1999
Same author

Dissociated pattern of activity in visual cortices and their projections during human rapid eye movement sleep.

Science (New York, N.Y.)·1998
Same journal

Apelin receptor antagonist (ML221) facilitates memory reconsolidation in novel object recognition task.

Physiology & behavior·2026
Same journal

Are humans adapted to the world they have developed?

Physiology & behavior·2026
Same journal

50-kHz ultrasonic vocalization subtypes emitted by female rats anticipating same-sex social interaction.

Physiology & behavior·2026
Same journal

Sex-dependent behavioral and prefrontal BDNF mRNA responses to extinction training and short-term citalopram after fear conditioning in rats.

Physiology & behavior·2026
Same journal

Social instability alters the topography of adolescent and adult social behavior and amygdala function.

Physiology & behavior·2026
Same journal

Mitochondrial remodeling in obesity: mechanistic links to impaired energy metabolism and therapeutic perspectives.

Physiology & behavior·2026
See all related articles

Area of Science:

  • Neuroscience
  • Cognitive Science
  • Sleep Research

Background:

  • The P300 event-related potential is a key indicator of cognitive processing, particularly discrimination.
  • Understanding how cognitive processes function during sleep is crucial for comprehending brain activity across different states.

Purpose of the Study:

  • To investigate the P300 component of auditory evoked potentials as a measure of information processing during sleep.
  • To examine the effects of different sleep stages and stimulus probabilities on P300 and N200 components.

Main Methods:

  • Auditory evoked potentials were recorded in sleep stages 3/4, 2, and REM.
  • Target and non-target stimuli were presented under varying probability conditions.
  • EEG activity without auditory stimuli ('nontone' waveforms) was recorded for comparison.

Related Experiment Videos

Main Results:

  • P300 amplitude was significantly higher for target stimuli compared to non-target stimuli and 'nontone' conditions.
  • P300 latency increased, and amplitude decreased from wakefulness to sleep, with no significant differences across sleep stages.
  • N200 amplitude and latency increased during sleep, with the highest amplitude observed in Stage 3-4.

Conclusions:

  • The P300 component in sleep reflects similar cognitive processes as observed during wakefulness.
  • Increased P300 and N200 latencies during sleep suggest a general slowing of cognitive processing.
  • These findings provide insights into the neural mechanisms of information processing during sleep.