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Related Experiment Videos

Thy-1 is critical for normal retinal development.

P D Simon1, J McConnell, D Zurakowski

  • 1The Department of Ophthalmology, University of Pennsylvania, 51 North 39th Street, Philadelphia, PA, USA.

Brain Research. Developmental Brain Research
|November 24, 1999
PubMed
Summary
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Thy-1 is crucial for healthy mammalian retinal development. Retinal ganglion cells lacking Thy-1 showed reduced neurite outgrowth and thinner retinal layers, indicating Thy-1

Area of Science:

  • Neuroscience
  • Developmental Biology
  • Ophthalmology

Background:

  • Thy-1 is a highly abundant neuronal surface glycoprotein in the mammalian retina.
  • It is predominantly expressed on retinal ganglion cells.

Purpose of the Study:

  • To investigate the role of Thy-1 in mammalian retinal development.
  • To compare neurite outgrowth and retinal structure in Thy-1 deficient mice versus controls.

Main Methods:

  • Neurite outgrowth assays of retinal ganglion cells from Thy-1 knockout and wild-type mice.
  • Histological analysis of adult mouse retinas from Thy-1 knockout and wild-type strains.

Main Results:

  • Thy-1 deficient retinal ganglion cells exhibited significantly reduced neurite outgrowth.

Related Experiment Videos

  • Retinal layers, including inner nuclear, inner plexiform, ganglion cell, and outer segment/pigment epithelium, were thinner in Thy-1 deficient mice.

    • Conclusions:

    • Thy-1 plays a critical role in normal mammalian retinal development.
    • The absence of Thy-1 negatively impacts both neuronal growth and retinal layer organization.