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

Albino spatial vision as an instance of arrested visual development.

H R Wilson1, M B Mets, S E Nagy

  • 1Department of Ophthalmology and Visual Science, University of Chicago, IL 60637.

Vision Research
|January 1, 1988
PubMed
Summary

Human albinism shares visual traits with infants, showing spatial processing deficits due to cone spacing. This suggests arrested visual development in albinos, impacting their grating and vernier acuities.

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

The Spherical Tokamak for Energy Production: theme issue introduction.

Philosophical transactions. Series A, Mathematical, physical, and engineering sciences·2024
Same author

Nonlinear Kinetic Ion Response to Small Scale Magnetic Islands in Tokamak Plasmas: Neoclassical Tearing Mode Threshold Physics.

Physical review letters·2018
Same author

Nonlinear Stability and Saturation of Ballooning Modes in Tokamaks.

Physical review letters·2016
Same author

Explosive instability and erupting flux tubes in a magnetized plasma.

Proceedings. Mathematical, physical, and engineering sciences·2015
Same author

Effect of contact precautions for MRSA on patient satisfaction scores.

The Journal of hospital infection·2015
Same author

Rapid, minimally invasive adult voluntary male circumcision: A randomised trial.

South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde·2013

Area of Science:

  • Ophthalmology
  • Neuroscience
  • Developmental Biology

Background:

  • Human albinism and infant vision share characteristics like low grating acuity and foveal hypoplasia.
  • Albinos exhibit reduced central cone density compared to normal adults.

Purpose of the Study:

  • To investigate the visual consequences of albinism by measuring spatial and temporal contrast sensitivity.
  • To compare central and peripheral visual acuities in albino subjects.

Main Methods:

  • Measured spatial and temporal contrast sensitivity in the central retina of two adult albino subjects.
  • Compared central and peripheral grating and vernier acuities, using horizontally oriented patterns to account for nystagmus.

Main Results:

Related Experiment Videos

  • Albino subjects had normal flicker sensitivity but significantly reduced central grating and vernier acuities (approx. 5x worse than normal).
  • Peripheral visual acuities (at 10.0 degrees inferiorly) were normal in albino subjects.
  • The ratio of grating to vernier acuity in albino central vision was within the normal foveal range.

    • Conclusions:

    • Spatial processing deficits in albinism are likely due to increased spacing of central cones.
    • Albino visual system development may be arrested, mirroring the visual capabilities of 10-month-old infants.