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PMID: 4234647 Published · ppublish English Journal Article

A role for the sodium pump in photoreception in Limulus.

Science (New York, N.Y.) ·Vol. 162 ·No. 3852 ·1968-10-25 ·Pages 456-8

Smith TG, Stell WK, Brown JE, Freeman JA, Murray GC

Abstract

The membranes of photoreceptor cells in Limulus have an electrogenic sodium pump which contributes directly to membrane potential and whose activity is changed by light. These light-induced changes in pump activity underlie the receptor potential.

MeSH Terms
Adenosine Triphosphatases/metabolism Animals Biological Transport, Active Crustacea Light Membrane Potentials Ouabain/pharmacology Radiation Effects Sensory Receptor Cells/physiology,radiation effects Sodium/physiology
Chemicals
Ouabain Sodium Adenosine Triphosphatases
Authors & Affiliations
5 authors, click to expand affiliations / ORCID
Smith T G
Stell W K
Brown J E
Freeman J A
Murray G C
Article Info
Journal
Science (New York, N.Y.)
Abbr.
Science
ISSN
0036-8075
DOI
10.1126/science.162.3852.456
Published
1968-10-25
Pages
456-8
Language
English
Region
United States
NLM ID
0404511
Subset
IM
External Links
PubMed source DOI: 10.1126/science.162.3852.456 View journal details
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