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Heme iron fortified flavored milk: quality and sensory analysis 血红素铁强化风味奶:品质及感官分析
Q3 Agricultural and Biological Sciences Pub Date : 2022-01-01 DOI: 10.1590/1981-6723.17621
Dreysy García, Katherina Changanaqui, Ruth Evelyn Vásquez, Enrique Neira, José Bernando Espinoza, Jorge Rafael Vargas Moran, F. Ludeña-Urquizo, Teresa Haydee Alvarado, M. Ramos, Oscar Jordán-Suárez, Tarsila Tuesta
Abstract The fortification of dairy beverages is a widely developed strategy using non-heme or heme iron. Heme iron has a higher bioavailability. The investigation aimed to elaborate pasteurized milk with fortified chocolate flavor with heme iron that has good sensory acceptability. The preparation of the flavored milk was carried out based on the regulations and heme iron, obtained from a commercial source of whole blood of porcine origin, was added before the pasteurization process to achieve its complete dilution. The concentration of iron and chocolate flavoring was established as variables in order to evaluate the optimal formulation based on Sensory Acceptability (SA). The experimental design was a 32 factorial design in which eight formulations were established, which were sensory acceptability evaluated by a total of 35 school-age children, aged between 8 and 11 years using a five-point facial hedonic scale. The results of the analysis of variance and optimization of the response showed that SA was 4.71 (on a scale of 1 to 5) for a fortification of 6.76 mg Fe kg-1 sample and a chocolate concentration of 2.0 g kg-1 sample. The physicochemical characterization indicated a higher percentage of carbohydrates, a higher concentration of iron (9.3 mg Fe kg-1 sample) and vitamin C (349.0 mg kg-1 sample) with respect to fresh milk. According to the physicochemical and microbiological results, the approximate life time of the beverage was 5 days, which is in accordance with Peruvian regulations. These results showed a method of fortification of flavored milk that allowed the use of heme iron, whose content could contribute to the daily requirement of this mineral in children aged between 8 and 11 years old (8 mg of iron per day).
乳制品饮料的强化是一种广泛发展的策略,使用非血红素或血红素铁。血红素铁具有较高的生物利用度。本研究旨在研制具有良好感官可接受性的强化巧克力味巴氏奶。风味奶的制备是根据规定进行的,血红素铁是从猪源的商业全血中获得的,在巴氏杀菌过程之前添加,以实现其完全稀释。以铁和巧克力香精的浓度为变量,以感官接受度(SA)评价最佳配方。实验设计为32因子设计,其中建立了8种配方,由35名年龄在8至11岁之间的学龄儿童使用五点面部快乐量表评估感官可接受性。方差分析和响应优化结果表明,当铁含量为6.76 mg kg-1、巧克力浓度为2.0 g kg-1时,SA值为4.71(1 ~ 5)。理化表征表明,与鲜奶相比,其碳水化合物的比例更高,铁(9.3 mg Fe kg-1样品)和维生素C (349.0 mg kg-1样品)的浓度更高。根据理化和微生物学结果,该饮料的大约寿命为5天,符合秘鲁规定。这些结果显示了一种强化风味牛奶的方法,允许使用血红素铁,其含量可以有助于8至11岁儿童每天对这种矿物质的需求(每天8毫克铁)。
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引用次数: 1
Effects of Aloe-pectin coatings and osmotic dehydration on storage stability of mango slices 芦荟果胶包衣及渗透脱水对芒果切片贮藏稳定性的影响
Q3 Agricultural and Biological Sciences Pub Date : 2022-01-01 DOI: 10.1590/1981-6723.02822
Nabeela Haneef, Y. Gariépy, V. Raghavan, J. Kurian, Najma Hanif, Tahir Hanif
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引用次数: 1
Caracterização tecnológica da farinha de grão-de-bico variedade BRS cristalino 鹰嘴豆粉品种BRS cristalino的工艺特性
Q3 Agricultural and Biological Sciences Pub Date : 2022-01-01 DOI: 10.1590/1981-6723.08221
T. Fernandes, Luiz Fernando de Camargos, Patrícia Aparecida Camilo, F. G. Jesus, A. P. Siqueira
Resumo O grão-de-bico é uma oleaginosa de elevada importância comercial e seu cultivo tem sido adaptado para as condições do Cerrado brasileiro. Diante disso, é necessário realizar pesquisas que envolvam essas espécies adaptadas, como o BRS Cristalino, para possibilitar uma maior inserção e expansão neste bioma. Este estudo avaliou características de composição físico-química e tecnológicas do grão cru e seco naturalmente, moído e refinado (farinha). As avalições realizadas foram de umidade, resíduo mineral fixo, lipídeos, proteína, fibras totais, carboidratos e valor energético. A capacidade de absorver água, óleo e leite, e as propriedades gelificantes foram analisadas como propriedades possivelmente interessantes para processos de industrialização. A farinha de grão-de-bico apresentou composição semelhante à da farinha de outras oleaginosas, com teor proteico próximo a 16%, teor de carboidrato de 61% e fibra total de 10%. Os índices tecnológicos demonstraram afinidade maior com água e leite, e boa capacidade de gelificação. A partir desses resultados, preparações com farinha de grão-de-bico como ingrediente em produtos alimentícios são motivadas.
鹰嘴豆是一种具有重要商业意义的油料作物,其种植已适应巴西塞拉多的条件。因此,有必要对这些适应物种进行研究,如水晶BRS,以使该生物群系更大的插入和扩展。本研究评价了天然、研磨和精制谷物(面粉)的物理化学和工艺组成特性。评价包括水分、固定矿物残渣、脂类、蛋白质、总纤维、碳水化合物和能量值。对其吸水、吸油、吸乳的能力和胶凝性能进行了分析,认为这可能是工业化过程中有趣的性能。鹰嘴豆粉的成分与其他油籽粉相似,蛋白质含量约为16%,碳水化合物含量为61%,总纤维含量为10%。工艺指标与水、奶的亲和力较高,胶凝能力好。根据这些结果,鹰嘴豆粉作为食品配料的制备是有动机的。
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引用次数: 0
Evaluation of traditional freezing and electromagnetic field-assisted freezing in the physical and sensory properties of avocado (Persea americana Mill) variety Hass 传统冷冻与电磁场辅助冷冻对牛油果(Persea americana Mill)品种Hass物理和感官特性的影响
Q3 Agricultural and Biological Sciences Pub Date : 2022-01-01 DOI: 10.1590/1981-6723.08321
Enzo Aldoradin-Puza, Cynthia Rodríguez-Mázmela, Frank Esteban Cuba-Mayo, Cindy Victoria Morán-González, José Miguel Aleman-Polo
Abstract This study evaluated the effect on physical and sensory properties of freezing Halved Avocados (HA) by Traditional Method (TM) in a continuous freezer and by electromagnetic field-assisted method (EM) with CAS (Cells Alive System) freezer, obtaining HATM and HAEM, respectively. Each HA from the same specimen (obtaining 2 HA: one for fresh and the other for frozen-thawed state) was coded and evaluated. The firmness of the upper part of the fresh HA was higher (p < 0.05) than the lower part. The freezing curve showed the crystallization phase in the HAEM (from 14.25 to 20.33 min), thus indicating the formation of ice crystals, as well as affecting the significant decrease (p < 0.05) in more than 60% of firmness in the thawed HA concerning the fresh state. Regarding the color, there were differences (p < 0.05) in saturation (C*) between fresh and thawed avocado (HATM and HAEM); however, there were no differences (p > 0.05) in the tonality (h*). Weight loss of thawed HA was less than 0.5%. The sensory evaluation indicated there were no significant differences (p < 0.05) in firmness between the HATM and HAEM using the triangular test.
摘要本研究评价了传统冷冻法(Traditional Method, TM)和电磁场辅助冷冻法(electromagnetic -assisted Method, EM)对半切牛油果(HAEM)物理和感官特性的影响,分别获得了半切牛油果(HAEM)和半切牛油果(HAEM)。对同一标本的每个HA(获得2个HA:一个为新鲜状态,另一个为冻融状态)进行编码和评估。新鲜HA上部的硬度高于下部(p < 0.05)。冷冻曲线显示了HAEM的结晶阶段(14.25 ~ 20.33 min),表明冰晶的形成,并影响解冻后的HA在新鲜状态下硬度显著降低(p < 0.05) 60%以上。在颜色方面,鲜牛油果(HATM和HAEM)与解冻牛油果(HAEM和HATM)饱和度(C*)差异显著(p < 0.05);但调性(h*)差异无统计学意义(p < 0.05)。解冻后的HA失重小于0.5%。感官评价表明,采用三角检验,HAEM和HATM之间的硬度无显著差异(p < 0.05)。
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引用次数: 0
Conservation of minimally processed pinhão using chitosan and gelatin coatings 壳聚糖和明胶涂层对微加工h<e:1>的保护
Q3 Agricultural and Biological Sciences Pub Date : 2022-01-01 DOI: 10.1590/1981-6723.09521
Pérsia Barcellos Carrasco, Viviane Souza de Oliveira, Glória Caroline Paz Gonçalvez, E. A. Gandra, C. Mendonça, C. D. Borges
Abstract The minimal processing of pinhão causes an increase in mass loss, physiological deterioration and the growth of microorganisms. Thus, this study aimed to evaluate the conservation of minimally processed pinhão using edible chitosan and gelatin coatings. The pinhões were minimally processed and coated with chitosan, gelatin and chitosan/gelatin using the Layer-by-Layer (LbL) technique. They were then dried under forced ventilation, packaged in a polyethylene terephthalate package and stored at 4 °C for 10 days. The analyses performed were weight loss, pH, reducing sugars, vitamin C, color, microbiological analysis and sensory analysis. Benefits were observed with the use of chitosan and gelatin coatings, especially when applied using the LbL technique. The best combination of results was obtained with the application of the chitosan/gelatin coating, mainly reduction of weight loss and inhibition of growth of fungi and aerobic psychrotrophic bacteria. The coating did not retard the maturation process, thus, higher vitamin C contents were obtained. The coatings did not influence the taste and aroma of minimally processed pinhão. Minimal processing can encourage the consumption of seeds, besides this, the conservation using edible coating based on chitosan/gelatin, applied with the LbL technique associated with refrigeration, extended their shelf life.
pinh o的最小加工导致质量损失增加、生理劣化和微生物的生长。因此,本研究旨在评估食用壳聚糖和明胶涂层对微加工的pinh o的保存效果。采用逐层(LbL)技术对pinhões进行微处理和壳聚糖、明胶和壳聚糖/明胶包被。然后在强制通风下干燥,包装在聚对苯二甲酸乙二醇酯包装中,并在4°C下储存10天。进行的分析包括体重减轻、pH值、还原糖、维生素C、颜色、微生物分析和感官分析。使用壳聚糖和明胶涂层,特别是使用LbL技术时,观察到其益处。壳聚糖/明胶包被的效果最好,主要是减轻体重,抑制真菌和需氧嗜冷菌的生长。覆膜不影响成熟过程,因此获得了较高的维生素C含量。涂层对微加工h的口感和香气没有影响。最少的加工可以促进种子的消费,除此之外,使用基于壳聚糖/明胶的可食用涂层进行保存,并应用与冷藏相关的LbL技术,延长了种子的保质期。
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引用次数: 0
Conventional and emerging techniques for extraction of bioactive compounds from fruit waste 从水果废料中提取生物活性化合物的传统和新兴技术
Q3 Agricultural and Biological Sciences Pub Date : 2022-01-01 DOI: 10.1590/1981-6723.13021
Tacila Rayane Jericó Santos, L. D. A. Santana
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引用次数: 3
A review on refractance window drying process of fruits and vegetables: its integration with renewable energies 果蔬折光窗干燥技术综述:与可再生能源的结合
Q3 Agricultural and Biological Sciences Pub Date : 2022-01-01 DOI: 10.1590/1981-6723.15321
Vanessa Cristine Silva Santos, R. L. Souza, R. T. Figueiredo, O. Alsina
e2021153. Abstract Drying is a fundamental process in the food industry, especially for highly perishable foods, such as fruits and vegetables, because they tend to have short durability post-harvest, resulting in economic and environmental losses. The Refractance Window (RW) is a suitable technique for fruits and vegetables as it maintains the nutritional quality of the raw material in the dry product. Although RW is more energy-efficient than hot air-based techniques, the equipment traditionally consumes electricity, largely obtained from fossil fuels, emitting polluting gases. As a solution to this problem, hybridization of the heating system can be adopted in the drying process. Hybridization is when two or more heat transfer techniques are used in food dehydration. Renewable alternatives, such as solar energy, represents a clean and abundant energy source. The integration of these technologies (RW with solar energy) represents a technological improvement for the food industry, especially regarding environmental concerns. The present study analyzed the current progress in the integration of renewable energies into traditional RW for the drying of fruits and vegetables, as well as highlighted the existing knowledge
e2021153。干燥是食品工业的一个基本过程,特别是对于高度易腐的食品,如水果和蔬菜,因为它们在收获后往往具有较短的持久性,造成经济和环境损失。折射窗(RW)是一种适用于水果和蔬菜的技术,因为它保持了干产品中原料的营养品质。尽管RW技术比热空气技术更节能,但该设备传统上消耗电力,主要来自化石燃料,并排放污染气体。为了解决这一问题,可以在干燥过程中采用混合加热系统。杂交是指在食物脱水过程中使用两种或两种以上的传热技术。可再生能源,如太阳能,代表了一种清洁和丰富的能源。这些技术的整合(RW与太阳能)代表了食品工业的技术进步,特别是在环境问题上。本研究分析了目前可再生能源与传统RW结合用于水果和蔬菜干燥的进展,并强调了现有的知识
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引用次数: 2
Influence of processing methods on the content of polyphenols and anthocyanins and on the antioxidant activity of Rubus brasiliensis Mart. fruits 不同炮制方法对巴西红莓多酚和花青素含量及抗氧化活性的影响。水果
Q3 Agricultural and Biological Sciences Pub Date : 2022-01-01 DOI: 10.1590/1981-6723.20720
Ana Paula Anzolin, C. Bertol, Gian Carlos Taparello, Verônica Cristina da Silveira, Pâmela do Nascimento, L. G. Rossato-Grando
Abstract Little is known about the phytochemical composition and the influence of different processing methods on the concentration of bioactive compounds and on the antioxidant activity of the fruits of Rubus brasiliensis Mart., a native plant of Brazil. This work aimed to evaluate the influence of different processing methods on the quantification of phenolic and anthocyanin compounds and on the antioxidant activity of R. brasiliensis fruits. The plants were processed by different ways - the extracts of fruits were obtained by Spray Dryer (SD) or Lyophilization (LYO), and the fruits were dried directly in an oven (OD) and were also evaluated after freshly thawed (FT). The processing methods were independent. After processing, the polyphenol and anthocyanin contents and antioxidant activity were evaluated. The Total Phenolic Content (TPC) was assessed using the Folin-Ciocalteu technique. The pH differential method was used for quantification of anthocyanin and the antioxidant activity was determined by the 2,2-diphenyl-1-picrylhydrazyl (DPPH) method. R. brasiliensis fruits have a high content of polyphenols and anthocyanins, and an expressive antioxidant activity that can bring benefits to the population. The FT fruits showed the lowest content of total polyphenols. However, the OD fruits showed the most interesting results, since the total polyphenols and anthocyanins contents and the antioxidant activity were similar to the other processing methods performed in this work and were more economically viable. Obtain a bioactive content and adequate antioxidant activity after simple processing such as drying is very interesting when using these fruits for longer, or even, obtaining pharmaceutical formulations. It could be determined, for the first time, the content of polyphenols and anthocyanins and the antioxidant activity of the fruits of R. brasiliensis, as well as the best way to process these fruits by drying them in an oven.
摘要巴西红莓果实的植物化学成分及不同加工方法对其活性物质浓度和抗氧化活性的影响尚不清楚。巴西的一种本土植物。研究了不同加工方法对巴西香果实中酚类、花青素类化合物含量及抗氧化活性的影响。采用喷雾干燥法(SD)或冻干法(LYO)提取果实提取物,直接在烘箱(OD)中干燥,并在新鲜解冻后进行评价。加工方法是独立的。加工后对其多酚和花青素含量及抗氧化活性进行了评价。采用Folin-Ciocalteu技术测定总酚含量(TPC)。花青素含量采用pH差法测定,抗氧化活性采用2,2-二苯基-1-苦味酰肼(DPPH)法测定。巴西香果实含有丰富的多酚类物质和花青素,具有较强的抗氧化活性,对人体有益。FT果实中总多酚含量最低。然而,OD果实表现出最有趣的结果,因为总多酚和花青素含量和抗氧化活性与本工作中其他处理方法相似,并且更具经济可行性。经过干燥等简单加工后获得生物活性成分和足够的抗氧化活性是非常有趣的,当使用这些水果较长时间,甚至获得药物配方时。首次测定了巴西香果实中多酚、花青素的含量和抗氧化活性,确定了巴西香果实的烘培方法。
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引用次数: 1
Avaliação da adequação da rotulagem de suplementos alimentares whey protein 乳清蛋白食品补充剂标签的充分性评估
Q3 Agricultural and Biological Sciences Pub Date : 2022-01-01 DOI: 10.1590/1981-6723.25620
Charlanny Costa da Silva, A. Carioca, B. P. Nascimento, Liana Silveira Adriano
RESUMO O consumo de suplementos alimentares vem aumentando consideravelmente, destacando-se o whey protein. Visto que muitos consumidores fazem suas escolhas através do rótulo do produto, é importante que este esteja adequado e com informações claras e de bom entendimento. Para isso, existem órgãos responsáveis por fiscalizar se as informações presentes estão de acordo com a norma e assim ofertar produtos seguros e de qualidade aos consumidores. Este estudo teve como objetivo avaliar a adequação dos rótulos de suplementos alimentares whey protein comercializados em Fortaleza, Ceará. Aplicou-se um check list baseado na Resolução da Diretoria Colegiada nº 243/2018 em 51 rótulos de suplementos, avaliados em cinco lojas especializadas em produtos nutricionais, sendo excluídos produtos com data de fabricação anterior a julho de 2018 e em idioma estrangeiro sem tradução. Os rótulos analisados foram de 29 marcas diferentes, sendo 25 (92%) de fabricação nacional e quatro (8%) importados. Foram encontradas não conformidades nos parâmetros analisados referentes à formatação da disposição e ao aspecto de caracteres da designação do produto, tais como cor contrastante com o fundo do rótulo, legibilidade da designação, localização da designação do produto, designação em negrito e designação complementada com a fonte do nutriente da qual foi extraído e do modo de uso. Além disso, muitos produtos analisados não apresentaram informações sobre a conservação após a abertura da embalagem. Em relação à designação do produto “suplemento alimentar”, apenas dois (4%) estavam adequados. Os achados deste estudo mostram que a rotulagem de suplementos whey protein não está adequada à legislação vigente e que a indústria demora um tempo para adequar seus rótulos às novas resoluções.
膳食补充剂的消费量已大幅增加,特别是乳清蛋白。由于许多消费者通过产品标签做出选择,重要的是产品标签是适当的,有清晰的信息和良好的理解。为此,有机构负责检查所提供的信息是否符合标准,从而向消费者提供安全和优质的产品。本研究旨在评估福塔莱萨市乳清蛋白食品补充剂标签的充分性,ceara。根据大学董事会第243/2018号决议,对51个补充剂标签进行了检查,并在5家营养产品专营店进行了评估,排除了2018年7月之前生产日期的产品和没有翻译的外文产品。分析了29个不同品牌的标签,其中25个(92%)是国产的,4个(8%)是进口的。被发现不符合格式的布局和参数分析中描述的人物方面的产品,如底的对比颜色的标签的可读性,名称,位置的产品描述,描述粗体和补充来源的营养物质的提取和使用的方式是怎样的?此外,许多被分析的产品在打开包装后没有显示保存信息。关于产品名称“食品补充剂”,只有两个(4%)是合适的。这项研究的结果表明,乳清蛋白补充剂的标签不适合当前的立法,行业需要时间来调整他们的标签,以适应新的决议。
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引用次数: 0
Percepção de consumidores sobre doenças veiculadas por alimentos 消费者对食源性疾病的看法
Q3 Agricultural and Biological Sciences Pub Date : 2022-01-01 DOI: 10.1590/1981-6723.12321
Kristian Emanuel Kissmann, Franciele Maria Gottardo, R. Silva, Luciane Daroit, L. R. D. Santos, L. B. Rodrigues
Resumo O objetivo deste estudo foi avaliar, por meio de um questionário, a percepção dos consumidores que se alimentam fora de casa acerca dos perigos de doenças veiculadas por alimentos (DVAs). Obtiveram-se 1.515 respostas, com a maioria dos consumidores assim caracterizados: Ensino Médio (27,3%) ou superior (29,5%), idade entre 18 e 29 anos (52,3%) e solteiros (57,8%). Em uma verificação mais específica, identificou-se que os consumidores utilizam restaurantes (64,5%) e elegem o estabelecimento principalmente em função da limpeza e atendimento (95,1%). A maioria consome carne (96,7%), com destaque para a bovina (30,1%), embora os consumidores considerem o pescado mais saudável (58,5%). No entendimento sobre as DVAs, 91,1% dos consumidores acreditam que as carnes podem veicular doenças, com destaque para a carne suína, com 89% das associações. Entretanto, também consideram as verduras e/ou os legumes (89%), a água (85,7%) e alimentos orgânicos (71,4%) como possíveis transmissores de doenças. A salmonelose (90,5%) é considerada a DVA mais importante e 99,1% dos respondentes entendem que o alimento pode ser contaminado pelo manipulador. Os entrevistados acreditam também que verduras e frutas possam conter agrotóxicos (98,7%), enquanto alimentos de origem animal possam ter resíduos de antibióticos (86,1%). Concluímos que existe a necessidade da criação de um plano estratégico educacional para o melhor entendimento dos consumidores sobre alimentação fora do ambiente domiciliar.
摘要本研究的目的是通过问卷调查的方式,评估外出就餐的消费者对食源性疾病危害的认知。我们得到了1515个答案,其中大多数消费者的特征是:高中(27.3%)或以上(29.5%),18 - 29岁(52.3%)和单身(57.8%)。在一项更具体的调查中,我们发现消费者使用餐馆(64.5%),他们选择餐馆主要是因为清洁和服务(95.1%)。大多数人食用肉类(96.7%),尤其是牛肉(30.1%),尽管消费者认为鱼更健康(58.5%)。在对DVAs的理解中,91.1%的消费者认为肉类可以传播疾病,特别是猪肉,89%的协会。然而,蔬菜(89%)、水(85.7%)和有机食品(71.4%)也被认为是可能的疾病传播媒介。沙门氏菌病(90.5%)被认为是最重要的vad, 99.1%的受访者认为食物可能被处理者污染。受访者还认为蔬菜和水果可能含有农药(98.7%),而动物源性食品可能含有抗生素残留(86.1%)。我们的结论是,有必要创建一个战略性的教育计划,以更好地了解消费者在家庭环境之外的食物。
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引用次数: 0
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Brazilian Journal of Food Technology
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