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The relationship between chlorophyll and the carotenoids in the algal flagellate, Euglena.
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MedLine Citation:
PMID:  13319655     Owner:  NLM     Status:  MEDLINE    
Abstract/OtherAbstract:
1. We have obtained an action spectrum for chlorophyll formation in Euglena gracilis. This action spectrum is similar to the absorption spectrum of protochlorophyll. However, efforts to isolate and identify this pigment have been unsuccessful. 2. Porphyrins have been extracted from both the normal and dark-adapted Euglena and a chlorophyll-free mutant. 3. The "action" spectra for chlorophyll and carotenoid synthesis have been found to almost coincide, indicating that the same porphyrin-like molecule may influence the synthesis of both pigments. 4. It is indicated that two porphyrin-like systems are in operation simultaneously, one concerned with carotenoid "removal" and another involved in carotenoid and chlorophyll synthesis.
Authors:
J J WOLKEN; A D MELLON
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Publication Detail:
Type:  Journal Article    
Journal Detail:
Title:  The Journal of general physiology     Volume:  39     ISSN:  0022-1295     ISO Abbreviation:  J. Gen. Physiol.     Publication Date:  1956 May 
Date Detail:
Created Date:  1956-12-01     Completed Date:  2003-05-01     Revised Date:  2010-06-22    
Medline Journal Info:
Nlm Unique ID:  2985110R     Medline TA:  J Gen Physiol     Country:  Not Available    
Other Details:
Languages:  eng     Pagination:  675-85     Citation Subset:  OM    
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MeSH Terms
Descriptor/Qualifier:
Chlorophyll / metabolism*
Eukaryota / metabolism*
Pigments, Biological / metabolism*
Chemical
Reg. No./Substance:
0/Pigments, Biological; 1406-65-1/Chlorophyll
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From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine

Full Text
Journal Information
Journal ID (nlm-ta): J Gen Physiol
ISSN: 0022-1295
ISSN: 1540-7748
Publisher: The Rockefeller University Press
Article Information
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Copyright © Copyright, 1956, by The Rockefeller Institute for Medical Research
Received Day: 20 Month: 10 Year: 1955
Print publication date: Day: 20 Month: 5 Year: 1956
Volume: 39 Issue: 5
First Page: 675 Last Page: 685
ID: 2147560
PubMed Id: 13319655

THE RELATIONSHIP BETWEEN CHLOROPHYLL AND THE CAROTENOIDS IN THE ALGAL FLAGELLATE, EUGLENA
J. J. Wolken
A. D. Mellon
From Biophysical Research, Laboratory of Molecular Biology, Eye and Ear Hospital and the University of Pittsburgh School of Medicine, Pittsburgh


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