Evidence that commercial calf and horse sera can contain substantial amounts of trans-10,cis-12 conjugated linoleic acid.
Abstract: We analyzed fetal calf, newborn calf, horse, and adult cow sera for conjugated linoleic acid (CLA). All sera samples contained CLA, but the amounts varied. The predominant isomer was cis-9,trans-11 CLA but some samples appeared to contain substantial amounts of an isomer with the retention time of trans-10,cis-12 CLA.
Publication Date: 1998-09-04 PubMed ID: 9727613DOI: 10.1007/s11745-998-0275-xGoogle Scholar: Lookup
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- Journal Article
- Research Support
- Non-U.S. Gov't
Summary
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The study investigates the presence and amounts of conjugated linoleic acid (CLA) in different types of sera taken from fetuses, newborn calves, horses, and adult cows.
Methodology
- The researchers conducted an analysis on different sera samples. These samples were sourced from fetal calves, newborn calves, horses, and adult cows.
- The main objective of the analysis was to detect the presence of conjugated linoleic acid (CLA) and to determine the amount contained within each sample.
Findings
- Results importantly revealed that all sera samples contained conjugated linoleic acid (CLA). The amounts of CLA, however, varied across the different samples.
- The most frequently detected isomer was cis-9,trans-11 CLA, identified as the predominant version within the sera.
- Interestingly, the researchers noted a significant presence of another isomer within some of the samples. This isomer had the retention time of trans-10,cis-12 CLA, suggesting that some samples can contain sizable amounts of this isomer.
Significance of the Study
- This study is crucial as it hints towards the potential presence of different isomers of CLA in commercial sera. This could have important implications for commercial farming and for understanding the nutritional or medicinal properties of these sera.
Cite This Article
APA
Park Y, Pariza MW.
(1998).
Evidence that commercial calf and horse sera can contain substantial amounts of trans-10,cis-12 conjugated linoleic acid.
Lipids, 33(8), 817-819.
https://doi.org/10.1007/s11745-998-0275-x Publication
Researcher Affiliations
- Food Research Institute, University of Wisconsin-Madison, 53706, USA.
MeSH Terms
- Animals
- Cattle / blood
- Horses / blood
- Linoleic Acids / blood
- Linoleic Acids, Conjugated
- Stereoisomerism
References
This article includes 12 references
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Citations
This article has been cited 2 times.- Liu T, Lei ZM, Wu JP, Brown MA. Fatty acid composition differences between adipose depot sites in dairy and beef steer breeds. J Food Sci Technol 2015 Mar;52(3):1656-62.
- Hur S, Whitcomb F, Rhee S, Park Y, Good DJ, Park Y. Effects of trans-10,cis-12 conjugated linoleic acid on body composition in genetically obese mice. J Med Food 2009 Feb;12(1):56-63.
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