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Published March 15, 1940 | public
Journal Article Open

A respiratory pigment from the eggs of a marine worm


Of the wide diversity of pigments occurring in nature, a certain number are considered to function as respiratory carriers by virtue of their ability to be reversibly oxidized and reduced (see review of Barron 2). I wish to report here the presence of such a pigment in the eggs of the marine worm Urechis caupo, together with evidence for its probable participation in cellular respiration.

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Copyright © 1940 by the National Academy of Sciences. Communicated January 24, 1940.


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