Skip to main content
SpringerLink
Log in

Vitamin A in the Retina

  • Letter
  • Published:

From Nature

View current issue Submit your manuscript

Abstract

I HAVE found vitamin A in considerable concentrations in solutions of the visual purple, in intact retinas, and in the pigment-choroid layers of frogs, sheep, pigs and cattle. The non-saponifiable extracts of these eye tissues display in detail all of the characteristics of vitamin A-containing oils.

This is a preview of subscription content, log in via an institution to check access.

Access this article

Log in via an institution

Price excludes VAT (USA)
Tax calculation will be finalised during checkout.

Instant access to the full article PDF.

Institutional subscriptions

Similar content being viewed by others

References

  1. Karrer, P., Walker, O., Schöpp, K., and Morf, R., NATURE, 132, 26, July 1, 1933.

    Article  ADS  CAS  Google Scholar 

  2. Von Euler, H., Karrer, P., Klussmann, E., and Morf, R., Helv. Chim. Acta, 15, 502; 1932.

    Article  CAS  Google Scholar 

  3. Karrer, P., Morf, R., and Schöpp, K., Helv. Chim. Acta, 14, 1036; 1931.

    Article  CAS  Google Scholar 

  4. Holm, E., Acta Ophthal., 7, 146; 1929.

    Article  Google Scholar 

  5. Smith, Yudkin, Kriss and Zimmerman, J. Biol. Chem., 92, Proc., xcii; 1931.

Download references

Author information

Authors and Affiliations

  1. (National Research Fellow in Biology). Chemical Institute, University of Zurich,

    GEORGE WALD

Authors
  1. GEORGE WALD
    View author publications

    You can also search for this author in PubMed Google Scholar

Rights and permissions

Reprints and permissions

About this article

Cite this article

WALD, G. Vitamin A in the Retina. Nature 132, 316–317 (1933). https://doi.org/10.1038/132316a0

Download citation

  • Issue Date:

  • DOI: https://doi.org/10.1038/132316a0

  • Springer Nature Limited

This article is cited by

Search

Navigation