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

Somal action potential duration differs in identified primary afferents.

R D Rose, H R Koerber, M J Sedivec

    Neuroscience Letters
    |January 30, 1986
    PubMed
    Summary
    This summary is machine-generated.

    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

    A crustacean statocyst with only three hairs: Light and scanning electron microscopy.

    Journal of morphology·2018
    Same author

    Artificial blastocyst collapse prior to vitrification significantly improves Na<sup>+</sup>/K<sup>+</sup>-ATPase-dependent post-warming blastocoel re-expansion kinetics without inducing endoplasmic reticulum stress gene expression in the mouse.

    Reproduction, fertility, and development·2018
    Same author

    Recent and emerging reproductive biology research in Australia and New Zealand: highlights from the Society for Reproductive Biology Annual Meeting, 2017.

    Reproduction, fertility, and development·2018
    Same author

    An examination of the bidirectional relationship between functioning and symptom levels in patients with anxiety disorders in the CALM study.

    Psychological medicine·2014
    Same author

    On the nature of chemical communication by crayfish in a laboratory controlled flow-through system.

    Journal of chemical ecology·2014
    Same author

    Chemical communication in crayfish: : Physiological ecology, realism and experimental design.

    Journal of chemical ecology·2013

    Researchers studied action potentials in cat dorsal root ganglia. They discovered distinct spike durations correlate with specific receptor types, suggesting differences in somal membrane composition.

    Area of Science:

    • Neuroscience
    • Cellular Electrophysiology
    • Sensory Receptor Physiology

    Background:

    • Dorsal root ganglia (DRG) neurons transmit sensory information from the periphery to the central nervous system.
    • Action potential characteristics can reflect underlying neuronal properties and functional roles.

    Purpose of the Study:

    • To investigate action potential characteristics in cat DRG somata.
    • To determine if spike duration varies with the type of peripheral receptor innervated by the neuron.

    Main Methods:

    • Extracellular recordings of action potentials from L7 and S1 dorsal root ganglia somata in cats.
    • Analysis of action potential spike duration in relation to identified receptor types and peripheral fiber conduction velocity.

    Main Results:

    Related Experiment Videos

    • A characteristic action potential spike duration was identified for specific receptor types, including Golgi tendon organs and D-hair receptors.
    • Neurons innervating low-threshold cutaneous receptors exhibited shorter spike durations compared to those innervating high-threshold cutaneous receptors, at similar peripheral fiber conduction velocities.

    Conclusions:

    • Action potential duration in DRG somata is a distinguishing feature related to the innervated peripheral receptor type.
    • These findings suggest potential variations in somal membrane properties specific to different physiological receptor specializations.