Reverse phase high performance liquid chromatograph for analysis of casein phosphopeptides /

acetonitrile over 49 minutes. Selected fragments of alpha

Bibliographic Details
Main Author: McKee, Shelly R., 1967-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1994.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:acetonitrile over 49 minutes. Selected fragments of alpha
acute resolution of casein peaks. Peaks were individually
amino acid composition matching that of the phosphopeptide
and beta casein were collected and further resolved using a
attached to the silica) analytical column. By extending the
calcium in caseins.
casein could not be conclusively matched to any of the
chromatography) was used to purify casein phosphopeptides.
collected and submitted to amino acid analysis for
composition determination. Analysis containing multiple
confirmed that the peak from the digested beta casein was in
discovered that casein phosphopeptides are partially
fact one of the phosphopeptides responsible for binding of
fragment found in beta casein. Peaks from the digested alpha
gradient to 1 5-85% over 70 minutes, the C1 8 column provided
Initially, sodium casemate was enzymatically digested with
Milk intrinsically provides the essential calcium
milk that make it a natural source of calcium, it was
peaks were found to have a significant number of serine
phosphopeptide fragments expected. However, several of the
phosphorylated serine residues were compared to computer
precipitation, preliminary purification was achieved using a
requirements in the diet. Upon examining the components of
residues. Protein sequence analysis via Edman degradation
responsible for the bioavailability of calcium in milk. This
reverse phase C-1 8 (containing octadecyl hydrocarbons
reverse phase C-3 (containing propyl hydrocarbons attached to
simulated casein phosphopeptides generated from the
Specifically, reverse phase HPLC (high performance liquid
study examined high performance liquid chromatography as a
the peaks of the digested beta casein was found to have an
the silica) analytical column with a gradient of 0-70%
trypsin at pH 8.0 for 24 hours. Following a calcium
University of Wisconsin Genetics User Group (UWGCG). One of
viable method for purifying casein phosphopeptides.
Item Description:"Major subject: Food Science and Technology".
Vita.
Physical Description:ix, 65 leaves : illustrations ; 28 cm.
Also available online.
Bibliography:Includes bibliographical references.