Article ID Journal Published Year Pages File Type
604251 Food Hydrocolloids 2012 5 Pages PDF
Abstract

The chemical, amino acid and fatty acid compositions of Sterculia urens seeds are reported. The cotyledons were found to be rich in protein (30.88%) and lipids (39.2%). The major amino acids in defatted Sterculia urens cotyledon flour (DSCF) were determined as glutamic acid, arginine and aspartic acid. Cysteine, methionine, tyrosine and histidine were observed in minor quantities. The ratio of essential to non-essential amino acids was observed to be 0.45. Among the essential amino acids, isoleucine was found to be higher than the reported FAO/WHO requirements. The GC-FID and GC–MS analysis revealed that the major fatty acids of the total lipid were stearic acid (31.72%), linoleic acid (28.83%) and palmitic acid (26.79%). Eicosadienoic acid (4.98%) and eicosatrienoic acid (2.96%) were also found in the total lipid.

Graphical abstractSterculia urens cotyledons were found to be rich source of total lipid (39.20%) and protein (30.88%). The major amino acids in defatted Sterculia urens cotyledon flour (DSCF) were glutamic acid, arginine and aspartic acid. The lipids from cotyledons were rich in stearic acid (31.72%), linoleic acid (28.83%) and palmitic acid (26.79%). Eicosadienoic acid (4.98%) and eicosatrienoic acid (2.96%) were also found in the seed lipids.Figure optionsDownload full-size imageDownload as PowerPoint slideHighlights► Sterculia urens cotyledons were rich in protein (30.88%) and lipid (39.20%). ► Glutamic, arginine and aspartic acids were major amino acids. ► Cysteine, methionine, tyrosine and histidine were observed in minor quantities. ► Stearic (31.72%), linoleic (28.83%) and palmitic (26.79%) acids were major. ► Eicosadienoic (4.98%) and eicosatrienoic acid (2.96%) were also found in lipid.

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