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From: dgross@polyslo.csc.calpoly.edu (Dave Gross)
Subject: Excerpt: Ergot Peptide Alkaloid Spectra of Claviceps-Infected Tall Fescue, Wheat, and Barley.
Message-ID: <1994Apr27.010110.2700@rat.csc.calpoly.edu>
Date: Wed, 27 Apr 94 01:01:10 GMT
I thought some of you might be interested in this:
Table excerpted from "Ergot Peptide Alkaloid Spectra of Claviceps-Infected Tall
Fescue, Wheat, and Barley" by James K. Porter, Charles W. Bacon, Ronald D.
Plattner, and Richard F. Arrendale. J. Agric. Food Chem. 1987 (35) 359-361.
Relative Percent Ergopeptide Alkaloids in the Crude Alkaloid Fraction
(Determined by MS/MS)
alkaloid [Claviceps purpurea grown on] fescue barley wheat
------------------------------------------------ ------ ------ ------
ergotamine 35.80 48.96 9.59
ergosine and Beta-ergosine 26.96 3.77 1.97
ergonine 0.11 0.14 none
ergovaline 0.30 2.22 0.44
ergostine 0.85 0.39 0.74
ergoptine and Beta-ergotine 0.18 0.10 0.17
ergocornine 2.22 6.86 6.64
ergocristine 30.65 27.72 75.77
ergocryptine and Beta-ergocryptine 2.95 9.85 4.67
total (PDAB) 0.46 0.92 1.10
mg/g mg/g mg/g
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