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Traditional dishes consumed in Zimbabwe and high-performance liquid chromatography (HPLC) quantitation of their antioxidant phytochemicals

机译:津巴布韦消费的传统菜肴及其高效液相色谱(HPLC)定量分析其抗氧化剂植物化学成分

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Diabetes type 2, cancers, hypertension and obesity have become problematic diseases worldwide calling for more studies on their prevention and management. Antioxidant phytochemicals have shown potential to reduce cases of such chronic diseases therefore the present study quantified antioxidant phytochemicals in traditional dishes consumed in Zimbabwe. Traditional dishes are readily available therefore are cheap and accessible sources of food. Antioxidant phytochemicals were extracted using matrix solid phase dispersion and thin layer chromatography coupled to 2,2-diphenyl-1-picrylhydrazyl (DPPH) assay and then quantified using high performance liquid chromatography. The levels of antioxidant phytochemicals ranged from 2 ± 0.5 to 620 ± 3 mg/g for the ethanol extract and 20 ± 3 to 377 ± 5 mg/g for the ethyl acetate extract. Type and amounts of antioxidant phytochemical present in a dish depended upon the thick porridge and relish combination selected. Combinations involving wild vegetables as relish consisted of better levels of antioxidant phytochemicals than meat combinations. No dish consisted of all the types of antioxidant phytochemicals therefore it is necessary to eat a variety.
机译:2型糖尿病,癌症,高血压和肥胖已成为世界范围内的问题性疾病,需要对其预防和管理进行更多研究。抗氧化剂植物化学物质已显示出减少此类慢性疾病的潜力,因此,本研究对津巴布韦食用的传统菜肴中的抗氧化剂植物化学物质进行了定量。传统菜肴很容易获得,因此是廉价且可获取的食物来源。使用基质固相分散体和与2,2-二苯基-1-吡啶并肼基(DPPH)分析耦合的薄层色谱法提取抗氧化剂植物化学物质,然后使用高效液相色谱法进行定量。乙醇提取物的抗氧化剂植物化学物质含量范围为2±0.5至620±3 mg / g,乙酸乙酯提取物的抗氧化剂植物化学物质含量范围为20±3至377±5 mg / g。碟中抗氧化剂植物化学物质的类型和数量取决于所选择的浓粥和调味组合。以野菜为美味的组合比抗肉类组合具有更好的抗氧化剂植物化学物质含量。没有一道菜包含所有类型的抗氧化剂植物化学物质,因此有必要多吃。

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