%0 Journal Article %A Goodwin, T. W. %T The Nature and Distribution of Carotenoids in some Blue-Green Alǵae %D 1957 %J Microbiology, %V 17 %N 2 %P 467-473 %@ 1465-2080 %R https://doi.org/10.1099/00221287-17-2-467 %I Microbiology Society, %X SUMMARY: Seven blue-green algae, Anabaena cylindrica, A. variabilis, Coccochloris elabens, Cylindrospermum sp., Mastigocladus laminosus, Microcoleus vaginatus and Nostoc sp., synthesize the same three major carotenoids: β -carotene, echinenone and myxoxanthophyll; zeaxanthin is present in small amounts. Lutein could not be detected. β-Carotene represents between 30 and 60% of the total carotenoids present. The carotenoid distribution in blue-green algae and other photosynthetic organisms is discussed. %U https://www.microbiologyresearch.org/content/journal/micro/10.1099/00221287-17-2-467