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Hydrolytic Enzymes in Phormidium laminosum
Vol. 80, No. 1 (Sep., 1925), pp. 102-106
Published by: The University of Chicago Press
Stable URL: http://www.jstor.org/stable/2556550
Page Count: 5
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The alga growing in Hymen Terrace Spring at 74⚬C. was indentified as Phormidium laminosum (Ag0. 2. The plant material contains 53 per cent of ash on dry weight basis. 3. The absence of diastase and invertase from phormidium was definitely established. 4. Phormidium does not contain a casein splitting enzyme; the plant protein does not contain tryptophane in detectable quantity. 5. Lipase activity was show at 48⚬-75circC. its activity could not be determined, on account of some interfering reaction. 6. Glycogen splitting enzyme was probably present. 7. Phormidium does not contain sugars, starch, or pentosans in detectable quantity. 8. Proteins, amino nitrogen, and glycogen were present.
Botanical Gazette © 1925 The University of Chicago Press