Evaluation of Colorimetric Methods in the Estimation of Sialic Acid in Bacteria

NUMEROUS reports have appeared claiming the presence of the sialic acids in various Gram-negative bacteria 1–9 . In several communications 7–9 the detection and estimation of these acids were made solely by the colorimetric procedure of Warren 10 . In others, a modified direct Ehrlich procedure was...

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Bibliographic Details
Published in:Nature (London) 1963-11, Vol.200 (4908), p.806-807
Main Authors: BARRY, GUY T., HAMM, JAMES D., GRAHAM, MEL G.
Format: Article
Language:English
Subjects:
Bacteria
Colorimetry
Humanities and Social Sciences
letter
multidisciplinary
N-Acetylneuraminic Acid
Neuraminic Acids
Old Medline
Science
Science (multidisciplinary)
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Summary:NUMEROUS reports have appeared claiming the presence of the sialic acids in various Gram-negative bacteria 1–9 . In several communications 7–9 the detection and estimation of these acids were made solely by the colorimetric procedure of Warren 10 . In others, a modified direct Ehrlich procedure was used 1–5 .
ISSN:0028-0836
1476-4687
DOI:10.1038/200806a0