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Cyclopropene fatty acids in Gnetum gnemon (L.) seeds and leaves


Citation

Berry, Shiv K. (1980) Cyclopropene fatty acids in Gnetum gnemon (L.) seeds and leaves. Journal of the Science of Food and Agriculture, 31 (7). pp. 657-662. ISSN 0022-5142; eISSN: 1097-0010

Abstract

The seeds and leaves of Gnetum gnemon (L.), a Gymnosperm, were examined for their fatty acid composition by gas‐liquid chromatography, infrared, ultraviolet and nuclear magnetic resonance spectroscopy. They were found to contain cyclopropene fatty acids (CPFA) determined as silver nitrate derivatives of their esters. ‘Keropok’, a product prepared from seeds, was also examined for its CPFA content. The values (area%) for total CPFA were 51.62, 37.87 and 46.91% of the total fatty acids in the oil of seeds, leaves and keropok, respectively. The effect of normal cooking temperatures on the retention of CPFA in these materials was also investigated.


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Additional Metadata

Item Type: Article
Divisions: Faculty of Agriculture
Universiti Pertanian Malaysia
DOI Number: https://doi.org/10.1002/jsfa.2740310707
Publisher: John Wiley & Sons
Keywords: Gnetum gnemon; Cyclopropene fatty acids; CPFA; Fatty acid composition; Gas-liquid chromatography; Infrared spectroscopy; Ultraviolet spectroscopy; Nuclear magnetic resonance spectroscopy; Seeds; Leaves
Depositing User: Ms. Zaimah Saiful Yazan
Date Deposited: 11 Mar 2025 00:53
Last Modified: 11 Mar 2025 00:53
Altmetrics: http://www.altmetric.com/details.php?domain=psasir.upm.edu.my&doi=10.1002/jsfa.2740310707
URI: http://psasir.upm.edu.my/id/eprint/115729
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