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Characteristics, composition and functional properties of seeds, seed cake and seed oil from different Brassica carinata genotypes
Food Bioscience ( IF 5.2 ) Pub Date : 2020-09-09 , DOI: 10.1016/j.fbio.2020.100752
Adel Abdelrazek Abdelazim Mohdaly , Mohamed Fawzy Ramadan

Carinata (Brassica carinata) is an oilseed crop with potential in biofuel production and livestock feed. The present research was conducted to evaluate twenty Brassica carinata genotypes used in breeding programs to develop commercial production of Brassica carinata with low levels of erucic acid. The following characters were evaluated: oil contents, fatty acid profiles, physicochemical characteristics of oils, as well as the content of protein, total phenolic compounds, and the antiradical activity of Brassica carinata defatted seed cake. The oil analysis indicated desirable quality, including low percentages of free fatty acids (FFA), high amounts of unsaponifiable matter (USM), and low values for primary and secondary oxidation products that were under the regulated limits. The oil contents of the samples varied between 27.0 and 39.2%. A total of 16 fatty acid compositions were identified in different samples. As compared to the commercial canola oil, it was observed that Brassica carinata 14C genotype had quite similar fatty acid composition. Total phenolics and protein contents of Brassica carinata cake extract varied from 43.2 to 132 mg/100 g and from 24.6 to 35.4%, respectively. It can be noted that Brassica carinata genotype 14C with low erucic acid (EA) and high oleic acid contents consider as an edible oil cultivar. Regarding EA, the genotypes 3C, 10C, and 17C with low EA content could be recommended as a basis for further breeding programs. Brassica carinata cake from different genotypes might be a valuable source of natural antioxidants due to their antioxidant capacities and free radical scavenging potential.



中文翻译:

不同基因型芸苔属种子,种子饼和种子油的特性,组成和功能特性

卡里纳塔(Brassica carinata)是一种油料作物,具有生物燃料生产和牲畜饲料的潜力。进行本研究以评估用于育种计划的二十种芸苔属基因型,以开发芥酸含量低的商业芸苔属产品。评价了以下特征:油含量,脂肪酸谱,油的理化特性,以及蛋白质,总酚化合物的含量以及芸苔的抗自由基活性脱脂的种子蛋糕。油分分析表明质量良好,包括低百分比的游离脂肪酸(FFA),大量不皂化物(USM),以及一级和二级氧化产物的值均在规定的范围内。样品中的油含量在27.0%至39.2%之间变化。在不同样品中总共鉴定出16种脂肪酸成分。与市售低芥酸菜子油相比,观察到芸苔14C基因型具有非常相似的脂肪酸组成。芸苔饼提取物的总酚和蛋白质含量分别为43.2至132 mg / 100 g和24.6至35.4%。可以注意到芸苔低芥酸(EA)和高油酸含量的基因型14C被认为是食用油品种。关于EA,可以推荐EA含量低的基因型3C,10C和17C作为进一步育种计划的基础。来自不同基因型的芸苔蛋糕由于其抗氧化能力和清除自由基的潜力,可能是天然抗氧化剂的重要来源。

更新日期:2020-09-10
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