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

Bipolar neurons in rat visual cortex: a combined Golgi-electron microscope study

A Peters, L M Kimerer

    Journal of Neurocytology
    |December 1, 1981
    PubMed
    Summary

    Researchers studied Golgi-impregnated bipolar neurons in rat visual cortex using microscopy. These neurons, identified by their unique structure and connections, are suggested to excite pyramidal cells in the cerebral cortex.

    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

    Levels of messenger-RNA coding for DNA topoisomerase-ii isoforms do not correlate with in-vitro drug-sensitivity.

    Oncology reports·2011
    Same author

    Occurrence and concentration of dissolved silver in rivers in England and Wales.

    Bulletin of environmental contamination and toxicology·2011
    Same author

    No evidence for general condition-dependence of structural plumage colour in blue tits: an experiment.

    Journal of evolutionary biology·2011
    Same author

    Assessing the impact of East Coast Fever immunisation by the infection and treatment method in Tanzanian pastoralist systems.

    Preventive veterinary medicine·2010
    Same author

    Prediction models for incident type 2 diabetes mellitus
in the older population: KORA S4/F4 cohort study.

    Diabetic medicine : a journal of the British Diabetic Association·2010
    Same author

    Bose-Einstein condensation in microgravity.

    Science (New York, N.Y.)·2010

    Area of Science:

    • Neuroscience
    • Cell Biology
    • Visual Cortex Research

    Background:

    • Bipolar neurons are a distinct cell type found in the rat visual cortex, spanning multiple cortical layers.
    • Their morphology is characterized by spindle-shaped cell bodies and vertically elongated dendritic trees.

    Purpose of the Study:

    • To characterize the ultrastructure and synaptic connections of Golgi-impregnated bipolar neurons in the rat visual cortex.
    • To elucidate the potential role of these neurons in cortical circuitry.

    Main Methods:

    • Light and electron microscopy were used to examine Golgi-impregnated bipolar neurons.
    • Synaptic connections, including asymmetric and symmetric synapses, were analyzed.

    Main Results:

    Related Experiment Videos

  • Bipolar neurons possess folded nuclear envelopes and exhibit diverse dendritic branching patterns.
  • Their axons, often vertically oriented, form synapses with dendritic spines and shafts of pyramidal cells, as well as with nonpyramidal cells.
  • These neurons are identified as vasoactive intestinal polypeptide (VIP)-expressing cells.

    • Conclusions:

    • Bipolar neurons in the visual cortex have specific morphological and synaptic features.
    • These neurons are proposed to play an excitatory role, potentially targeting pyramidal cells.