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Cereus jamacaru D.C. (Mandacaru): a Promising Native Brazilian Fruit as a Source of Nutrients and Bioactives Derived from its Pulp and Skin
Plant Foods for Human Nutrition ( IF 4 ) Pub Date : 2021-03-13 , DOI: 10.1007/s11130-021-00885-9
Layla Maria N Soares 1, 2 , Gabriel M Silva 3 , Flávia C Alonso Buriti 1, 3 , Harley S Alves 1, 2
Affiliation  

Aiming the valorisation of the fruit of Cereus jamacaru D.C. (mandacaru), from the Caatinga biome, the physicochemical and nutritional parameters, total phenolic content and antioxidant capacity of its raw pulp and skin were evaluated. Extracts of the lyophilised pulp (PE) and skin (SE) of this fruit were also characterised for their antioxidant capacity parameters, phenolic compounds and for the semi-quantitative elemental analysis of minerals. From the total carbohydrates of the pulp (13.43 g/100 g, in the fresh basis), 79% was composed by total dietary fibre and, from this fraction, 89% was insoluble dietary fibre. The total antioxidant capacity of the raw skin was about 1.5-fold higher than that of the raw pulp, while the improvement of phenolic content in the lyophilised PE and SE was by 5- and 36-folds, respectively, compared with their respective raw samples (fresh basis). The lyophilised SE had the higher antioxidant capacity, requiring only 3.79 g to scavenge 1 g of DPPH radicals. Frequencies of functional groups assessed through the FT-IR spectrum corroborates with the presence of phenolic compounds in the samples. Potassium was the predominant mineral in both PE and SE. These results indicate that mandacaru, currently consumed only locally, can be an important source of nutrients and antioxidants for the general population and also for industrial use.



中文翻译:

Cereus jamacaru DC(Mandacaru):一种很有前途的巴西原生水果,是来自其果肉和皮肤的营养和生物活性物质的来源

瞄准马尾猿果实的增值评估了Caatinga生物群落的DC(mandacaru)的理化和营养参数,其原始果肉和皮肤的总酚含量和抗氧化能力。还对该水果的冻干果肉(PE)和皮肤(SE)的提取物进行了表征,包括抗氧化能力参数,酚类化合物以及矿物质的半定量元素分析。从纸浆的总碳水化合物(以新鲜计算为13.43 g / 100 g)中,总膳食纤维占79%,不溶性膳食纤维占89%。原始皮肤的总抗氧化能力比原始纸浆高约1.5倍,而冻干的PE和SE中的酚含量分别比其原始样品提高了5倍和36倍。 (新鲜)。冻干的SE具有较高的抗氧化能力,仅需3.79 g即可清除1 g DPPH自由基。通过FT-IR光谱评估的官能团频率与样品中酚类化合物的存在相符。钾是PE和SE中的主要矿物质。这些结果表明,目前仅在本地消费的曼陀罗可作为普通人群和工业用途的重要养分和抗氧化剂来源。

更新日期:2021-03-15
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