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Efficient inhibition of acrylamide formation in French fries by dipping in lactic acid solution before and after par-frying in a two-step procedure 有效抑制丙烯酰胺的形成在薯条浸泡乳酸溶液之前和之后油炸在两步程序
Pub Date : 2020-01-01 DOI: 10.15761/IFNM.1000283
E. Slinde, A. Skrede, G. Enersen, P. Baardseth, H. Blom, Thea Sundt, G. Skrede
Acrylamide is a carcinogenic, neurotoxic, and genotoxic compound formed from free asparagine and reducing sugars during frying or baking of food products. The potato products French fries and chips are substantial contributors to acrylamide intake. The aim of the present work was to study effects of lactic acid and other α -hydroxy acids on acrylamide formation in French fries. Effective inhibition of acrylamide formation in French fries was obtained by short-time dipping in 0.4% solution of lactic acid before par-frying. It is suggested that the inhibitory effect on acrylamide formation is due to formation of a 6-ring ester-acid amine between the protonated α -hydroxy acid and free asparagine. The highest efficiency was achieved by applying lactic acid solution in a two-step procedure with dipping before and after par-frying. This process can be adopted to industrial conditions by lactic acid dipping after blanching and thereafter by submerging the par-fried French fries in lactic acid solution directly after the fryer. Use of this technology will contribute to lower acrylamide levels and reduced consumer exposure from French fries.
丙烯酰胺是一种致癌、神经毒性和遗传毒性的化合物,是在油炸或烘焙食品过程中由游离天冬酰胺和还原糖形成的。薯条和薯片是丙烯酰胺摄入的主要来源。本研究的目的是研究乳酸和其他α -羟基酸对炸薯条中丙烯酰胺形成的影响。在煎炸前用0.4%的乳酸溶液短时间浸泡,可有效抑制炸薯条中丙烯酰胺的形成。认为抑制丙烯酰胺形成的作用是由于质子化α -羟基酸与游离天冬酰胺之间形成了6环酯胺。在煎炸前和煎炸后两步浸液中应用乳酸溶液达到了最高的效率。该工艺可在工业条件下采用焯水后乳酸浸法,煎炸后直接将半煎薯条浸在乳酸溶液中。使用这种技术将有助于降低丙烯酰胺含量,减少消费者从炸薯条中接触到的丙烯酰胺。
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引用次数: 0
Nutritional status and cancer 营养状况与癌症
Pub Date : 2020-01-01 DOI: 10.15761/IFNM.1000274
R. Garza, R. G. Guajardo
Cancer, the treatments that accompany it and the symptoms that in turn generate, increase the risk of suffering energy-protein malnutrition in patients with this disease, which causes a great deteriotation of health status, increased complications, decreased tolerance of cancer treatment and the patient’s quality of life. Among the prognostic factors such as the type of tumor, the stage of the disease and the general condition of the patient, involuntary weight loss is the potentially most sensitive factor to therapeutic intervention. All this leads to the inclusión of an nutritional intervention as a therapeutic tool involved in cancer treatment.
癌症、伴随的治疗以及由此产生的症状,增加了这种疾病患者患上能量蛋白质营养不良的风险,从而导致健康状况严重恶化,并发症增加,对癌症治疗的耐受性下降,患者的生活质量下降。在诸如肿瘤类型、疾病分期和患者一般状况等预后因素中,非自愿体重减轻可能是对治疗干预最敏感的因素。所有这一切导致inclusión营养干预作为一种治疗工具参与癌症治疗。
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引用次数: 0
Crosstalk between food components and microRNAs: Role in metabolism, nutrition, health and diseases 食物成分与microrna之间的相互作用:在代谢、营养、健康和疾病中的作用
Pub Date : 2020-01-01 DOI: 10.15761/IFNM.1000293
S. Kaur, Suresh Kumar
Human health is significantly affected by dietary patten, nutritional habits, quality of food, and lifestyle. The diets enriched with bioactive food components like polyphenols, vitamins, minerals, polyunsaturated fatty acids, butyrate, and other dietary fibers are generally associated with a lesser incidence of chronic diseases such as cancer, cardiovascular disorders, and obesity. Apart from being antioxidants, some of these bioactive dietary components have the potential to regulate several cellular signaling pathways, modulate gene expression, affect transcription factors, and alter the microRNAs profile. MicroRNA (miRNA) is a non-coding-RNA that regulates the expression of its target gene(s) through its catalytic/regulatory functions. The miRNA is generally synthesized endogenously but it can also be obtained through dietary components that can change the expression of other genes. miRNA targets the specific mRNA, modulates expression of the gene(s) via binding to its complementary regions; thus, down-regulates the expression of the genes. Dietary food components impact cellular differentiation processes, proliferatory pathways, and pathophysiological conditions; thus, have the potential to affect the activity of genes associated with chronic diseases including cancer, cardiovascular diseases, and obesity by modulating the associated signaling pathways. This review discusses the role of dietary food components like polyphenols (quercetin, resveratrol, curcumin, α -mangosteen, and epigallocatechin gallate), vitamins (A, D, and folic acid), Omega-3 polyunsaturated fatty acids, butyrate, and minerals (selenium, zinc) in modulating miRNA expression and their potential in causing chronic diseases.
人类健康受到饮食模式、营养习惯、食物质量和生活方式的显著影响。富含生物活性食物成分的饮食,如多酚、维生素、矿物质、多不饱和脂肪酸、丁酸盐和其他膳食纤维,通常与癌症、心血管疾病和肥胖等慢性疾病的发病率较低有关。除了抗氧化剂外,这些生物活性膳食成分中的一些还具有调节几种细胞信号通路、调节基因表达、影响转录因子和改变microRNAs谱的潜力。MicroRNA (miRNA)是一种非编码rna,通过其催化/调控功能调节其靶基因的表达。miRNA通常是内源性合成的,但也可以通过改变其他基因表达的饮食成分获得。miRNA靶向特定的mRNA,通过与其互补区域的结合来调节基因的表达;因此,下调基因的表达。饮食食物成分影响细胞分化过程、增殖途径和病理生理状况;因此,有可能通过调节相关的信号通路来影响与慢性疾病(包括癌症、心血管疾病和肥胖)相关的基因活性。本文综述了多酚类物质(槲皮素、白藜芦醇、姜黄素、α -山竹果和表没食子儿茶素没食子酸酯)、维生素(A、D和叶酸)、Omega-3多不饱和脂肪酸、丁酸盐和矿物质(硒、锌)在调节miRNA表达中的作用及其引起慢性疾病的可能性。
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引用次数: 4
Malnutrition of patients at hospital admission: prevalence and importance of early detection 住院病人营养不良:发病率和早期发现的重要性
Pub Date : 2020-01-01 DOI: 10.15761/IFNM.1000279
Nancy Baraglia, Paula Gonzalez Campos, A. Fellet, A. Balaszczuk, Noelia Arreche, G. Cernadas
It was reported that worldwide prevalence of hospital malnutrition (HM) depends on several factors, such as a patient's diagnosis, age, indicators of food availability, access to them and their consumption, indicators of nutritional status (body measurements, mortality rates and clinical and biochemical data) [1,2]. HM ranges between 25% and 50% and it is certainly alarming in emerging regions such as Latin America. In this population, a higher prevalence was observed in people older than 60 years old [3]. An increase in global population aging has been observed recently as a substantial and permanent rise in the number of elderly people in relation to the rest of the population. Therefore, the risk of malnutrition in older adults is expected to increase in parallel to the predicted life expectancy global increase [4]. Also, the prevalence of malnutrition is a situation of concern whereby a coordinated intervention is needed, with specific objectives of nutritional status in those patients who present acute or chronic diseases and identify themselves as complex in hospital admissions [5]. Most frequent pathologies associated with malnutrition were those of neoplastic, respiratory and cardiovascular origin. Some studies have shown that the departments of internal medicine and intensive care showed the highest percentage of malnourished patients [6]. However, malnutrition can also develop due to other factors such as therapeutic procedures, lack of coverage in the hospital system on the nutritional requirements of patients, and limited records of nutritional status in the clinical history. This could lead to a failure to detect malnutrition *Correspondence to: Ana M Balaszczuk, Cátedra de Fisiología, Facultad de Farmacia y Bioquímica, Universidad de Buenos Aires, Buenos Aires, Argentina, E-mail: narreche@ffyb.uba.ar
据报道,世界范围内医院营养不良(HM)的发生率取决于几个因素,如患者的诊断、年龄、食物供应指标、获得食物的途径及其消费、营养状况指标(身体测量、死亡率以及临床和生化数据)[1,2]。失业率在25%到50%之间,在拉丁美洲等新兴地区,这无疑令人担忧。在这一人群中,60岁以上的人群患病率较高[3]。全球人口老龄化的增加最近被观察到,与其他人口相比,老年人的数量出现了实质性和永久性的增长。因此,老年人营养不良的风险预计将随着全球预期寿命的增长而增加[4]。此外,营养不良的普遍存在是一个值得关注的情况,因此需要采取协调的干预措施,对那些患有急性或慢性疾病并在入院时认为自己复杂的患者进行营养状况的具体目标[5]。与营养不良相关的最常见病理是肿瘤、呼吸和心血管疾病。有研究表明,内科和重症监护室是营养不良患者比例最高的科室[6]。然而,营养不良也可能由其他因素引起,如治疗程序、医院系统对患者营养需求的覆盖不足、临床病史中营养状况记录有限等。这可能导致无法发现营养不良*通信:Ana M Balaszczuk, Cátedra de Fisiología, faculty de药学院Bioquímica,布宜诺斯艾利斯,布宜诺斯艾利斯,E-mail: narreche@ffyb.uba.ar
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引用次数: 1
Caramel dye IV increases hepatic and renal oxidative stress injuries 焦糖染料IV增加肝脏和肾脏氧化应激损伤
Pub Date : 2020-01-01 DOI: 10.15761/IFNM.1000282
Emerson Marins, J. S. D. Silva, Aline Zuanazzi Pasinato, Pamela C. Da Rosa, V. A. Oliveira, Joana Grandó Moretto, José Eduardo Vargas, F. Soares, R. Barcelos
Caramel dye IV (C-IV) is a synthetic organic product, does not present nutritional, ergogenic, or technological factors, but leads to reactive oxygen species (ROS). This way may lead to damage to a wide range of molecules, leading to cancer, cardiovascular, and neurodegenerative diseases development. We aimed to verify the effects of different doses of C-IV dye on the markers of oxidative stress in the liver and kidneys from male Swiss CF-1 mice, divided into four experimental groups: control; C-IV 0.3 g/kg; C-IV 1 g/kg and C-IV 3 g/kg. We found that mainly 3 g/Kg of C-IV dye promote oxidative damage in liver and kidney homogenates, evidenced by the increase of lipid peroxidation, reduction of free SH groups, and higher ROS production. As a consequence, increased superoxide dismutase, catalase, and acetylcholinesterase enzyme activities were detected, as a response to the increased oxidative stress production. These damages were confirmed through histology images. Since the mice dose used in this study is 30-fold lower than the human daily dose consumption, these results indicate that the daily doses might induce substantial oxidative stress damages and possibly lead to chronic disease development.
焦糖染料IV (C-IV)是一种人工合成的有机产品,不存在营养、经氧或工艺因素,但会产生活性氧(ROS)。这种方式可能导致广泛的分子损伤,导致癌症、心血管和神经退行性疾病的发展。我们旨在验证不同剂量的C-IV染料对雄性瑞士CF-1小鼠肝脏和肾脏氧化应激标志物的影响,将其分为四个实验组:对照组;C-IV 0.3 g/kg;C-IV 1 g/kg和C-IV 3 g/kg。我们发现,主要是3 g/Kg的C-IV染料促进肝脏和肾脏匀浆的氧化损伤,表现为脂质过氧化增加,游离SH组减少,ROS生成增加。结果,检测到超氧化物歧化酶、过氧化氢酶和乙酰胆碱酯酶活性增加,这是对氧化应激产生增加的反应。通过组织学图像证实了这些损伤。由于本研究中使用的小鼠剂量比人类日剂量低30倍,这些结果表明,日剂量可能会引起大量氧化应激损伤,并可能导致慢性疾病的发展。
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引用次数: 1
Dietary salt restriction during conservative therapy may prevent declines in residual renal function for the first year after starting peritoneal dialysis in patients with end-stage renal diseases 在保守治疗期间限制饮食盐可以预防终末期肾病患者开始腹膜透析后第一年的残余肾功能下降
Pub Date : 2020-01-01 DOI: 10.15761/IFNM.1000276
Tetsuaki Hiramatsu, M. Mizuno, Yasuhiro Suzuki, Sumiyo Nomori, Y. Shiga, Ting Sun, Takako Ishii, H. Kojima, Takayuki Katsuno, Tomohiro Nakamura, T. Kosugi, S. Maruyama, T. Koyama, S. Noguchi, Yasuhiko Ito
Background: Preservation of residual renal function (RRF) is an important factor in achieving adequate peritoneal dialysis (PD) therapy for patients with end-stage renal disease (ESRD). We investigated whether dietary salt restriction was effective during conservative therapy as a factor to prevent decreased RRF after starting PD therapy. Methods: We retrospectively observed 30 patients introduced to PD in a single center. To investigate the relationship between effects of a salt diet and decreased RRF in PD patients for the first year after starting PD, we divided patients into two groups according to salt intake before starting PD therapy: Group 1, <6 g/day; and Group 2, ≥6 g/day. Sodium intake was calculated using samples from 24-hour urinary collection and/or 24-hour peritoneal dialysate collection. Results: Before starting PD, residual renal Kt/V (rKt/V) and CCre (rCCre) were significantly lower in Group 1 than in Group 2 (p<0.001 and p<0.005, respectively). Normalized protein-equivalent of nitrogen appearance was also significantly lower in Group 1 than in Group 2 (p<0.001), suggesting that Group 1 might also maintain good control of protein. Moreover, compared with Group 2, decline rates in rKt/V and rCCre during the first year were significantly lower in Group 1 (p<0.005 and p<0.001, respectively). Conclusion: Our results suggested that restricting salt intake was not only important to preserve RRF during the conservative therapy period in ESRD patients, but also might be important to prevent early decreases in RRF among PD patients.
背景:保留残余肾功能(RRF)是终末期肾病(ESRD)患者获得充分腹膜透析(PD)治疗的重要因素。我们调查了饮食盐限制是否在保守治疗期间有效,作为预防PD治疗开始后RRF下降的一个因素。方法:我们回顾性观察了30例在单一中心接受PD治疗的患者。为了研究PD患者开始治疗后第一年盐饮食与RRF降低之间的关系,我们根据PD治疗开始前的盐摄入量将患者分为两组:第一组,<6 g/天;2组≥6g /天。通过24小时收集尿液和/或24小时收集腹膜透析液来计算钠摄入量。结果:PD开始前,组1的残余肾Kt/V (rKt/V)和CCre (rCCre)显著低于组2 (p<0.001和p<0.005)。1组氮外观的标准化蛋白质当量也显著低于2组(p<0.001),表明1组可能也保持了良好的蛋白质控制。此外,与2组相比,1组第一年rKt/V和rCCre的下降率显著低于2组(p<0.005和p<0.001)。结论:我们的研究结果表明,限制盐摄入不仅对ESRD患者保守治疗期间保持RRF很重要,而且可能对预防PD患者RRF早期下降很重要。
{"title":"Dietary salt restriction during conservative therapy may prevent declines in residual renal function for the first year after starting peritoneal dialysis in patients with end-stage renal diseases","authors":"Tetsuaki Hiramatsu, M. Mizuno, Yasuhiro Suzuki, Sumiyo Nomori, Y. Shiga, Ting Sun, Takako Ishii, H. Kojima, Takayuki Katsuno, Tomohiro Nakamura, T. Kosugi, S. Maruyama, T. Koyama, S. Noguchi, Yasuhiko Ito","doi":"10.15761/IFNM.1000276","DOIUrl":"https://doi.org/10.15761/IFNM.1000276","url":null,"abstract":"Background: Preservation of residual renal function (RRF) is an important factor in achieving adequate peritoneal dialysis (PD) therapy for patients with end-stage renal disease (ESRD). We investigated whether dietary salt restriction was effective during conservative therapy as a factor to prevent decreased RRF after starting PD therapy. Methods: We retrospectively observed 30 patients introduced to PD in a single center. To investigate the relationship between effects of a salt diet and decreased RRF in PD patients for the first year after starting PD, we divided patients into two groups according to salt intake before starting PD therapy: Group 1, <6 g/day; and Group 2, ≥6 g/day. Sodium intake was calculated using samples from 24-hour urinary collection and/or 24-hour peritoneal dialysate collection. Results: Before starting PD, residual renal Kt/V (rKt/V) and CCre (rCCre) were significantly lower in Group 1 than in Group 2 (p<0.001 and p<0.005, respectively). Normalized protein-equivalent of nitrogen appearance was also significantly lower in Group 1 than in Group 2 (p<0.001), suggesting that Group 1 might also maintain good control of protein. Moreover, compared with Group 2, decline rates in rKt/V and rCCre during the first year were significantly lower in Group 1 (p<0.005 and p<0.001, respectively). Conclusion: Our results suggested that restricting salt intake was not only important to preserve RRF during the conservative therapy period in ESRD patients, but also might be important to prevent early decreases in RRF among PD patients.","PeriodicalId":13631,"journal":{"name":"Integrative Food, Nutrition and Metabolism","volume":"55 1","pages":""},"PeriodicalIF":0.0,"publicationDate":"2020-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77549736","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The impact of Ramadan fasting on immune system function during COVID-19 pandemic COVID-19大流行期间斋月禁食对免疫系统功能的影响
Pub Date : 2020-01-01 DOI: 10.15761/IFNM.1000285
H. A. M. Farag, H. R. Baqi, Kawa Khwarahm Hamafarj, Abdel Hamid El Bilbeisi, Syamand A. Qadir, R. H. Askandar, M. Taleb, A. Afifi, Manal J. Bakry
Recently, the infection transmitted by the latest coronavirus (COVID-19), was associated with significant increase in morbidity and mortality, reflecting major public health issue. However, Ramadan fasting throughout an outbreak may be a new phenomenon for many of Muslims worldwide. The aim of this review was to determine the impact of Ramadan fasting on immune system function during COVID-19 pandemic. This review gathered the contemporary information throughout PubMed, Scopus, and Science Direct databases from relevant articles, to provide understanding of the potential impact of Ramadan fasting on the immune system during pandemic viral infection. The results of this review show many justifiable concerns arise to the consequences of refraining the body from essential nutrients and fluids for prolonged periods of time through a day. Especially this practice might intricate the health status of selected groups including the elderly and people having chronic diseases. On the other hand, many studies suggest that intermittent fasting boost the immune response of the body towards infections. Furthermore, there is no conclusive evidence regarding the relationship between fasting and increasing or decreasing the risk of catching a virus or improving oxidative stress status as well. Therefore, Muslims who practice fasting during pandemic face a circumstance in which no concrete scientific evidence proves the safety or danger of this religious practice. We conclude that there are proven benefits of fasting in augmenting the immune response; however, this summoned by many factors including general health status of the person who fasts, lifestyle, and epidemiological circumstances.
最近,新型冠状病毒(COVID-19)传播的感染与发病率和死亡率显著上升相关,反映了重大的公共卫生问题。然而,对于世界各地的许多穆斯林来说,在疫情爆发期间斋月禁食可能是一种新现象。本综述的目的是确定在COVID-19大流行期间斋月禁食对免疫系统功能的影响。本综述从相关文章中收集了PubMed、Scopus和Science Direct数据库中的当代信息,以了解大流行病毒感染期间斋月禁食对免疫系统的潜在影响。这项审查的结果表明,在一天中长时间不摄入人体必需的营养和液体,会产生许多合理的担忧。特别是,这种做法可能会使某些群体的健康状况复杂化,包括老年人和慢性病患者。另一方面,许多研究表明,间歇性禁食可以增强身体对感染的免疫反应。此外,没有确凿的证据表明禁食与增加或减少感染病毒的风险或改善氧化应激状态之间存在关系。因此,在大流行期间实行斋戒的穆斯林面临着一种没有具体科学证据证明这种宗教习俗的安全性或危险性的情况。我们得出结论,禁食在增强免疫反应方面有已证实的益处;然而,这是由许多因素引起的,包括禁食者的一般健康状况、生活方式和流行病学情况。
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引用次数: 0
An apple- mango- egg- or potato a day? 一天吃苹果、芒果、鸡蛋还是土豆?
Pub Date : 2020-01-01 DOI: 10.15761/IFNM.1000295
A. Rizwan, Farheen Dhojki, Faiza Shoeib, Wajiha Afaq, Q. Masood, Zaman Sheikh
Questions of this nature prompted our team to determine dietary perceptions amongst adults with type 2 diabetes to identify areas requiring emphasis during diet teaching. We used questionnaire based interviews to collect perspectives from 400 participants attending the diabetes clinic at a private centerthe Aga Khan University Hospital (AKUH)(generally speaking, representing high income sector) and public hospital-National Institute Diabetes and Endocrinology (NIDE)(generally speaking, representing low income sector Karachi, Pakistan). The questionnaire incorporated both closed and open-ended questions. It was designed with the help of a certified nutritionist and diabetologists involved in the care of the patients, incorporating commonly encountered misconceptions and myths, through experience. All interviews were conducted by the same certified clinical nutritionist, from each institute. Consenting subjects were adults (> 18 yrs of age) with type 2 diabetes, presenting for the first time to the diabetes clinic. Fallacies revealed at the interview were rectified then and there by the diabetes educator conducting it.
这种性质的问题促使我们的团队确定成人2型糖尿病患者的饮食观念,以确定饮食教学中需要强调的领域。我们采用基于问卷的访谈方式,收集了400名参加私立中心——阿迦汗大学医院(AKUH)(一般来说,代表高收入部门)和公立医院——国家糖尿病和内分泌研究所(NIDE)(一般来说,代表巴基斯坦卡拉奇的低收入部门)糖尿病诊所的参与者的观点。问卷包括封闭式和开放式问题。它是在参与患者护理的认证营养学家和糖尿病学家的帮助下设计的,通过经验结合了常见的误解和神话。所有访谈均由来自每个研究所的同一名认证临床营养师进行。同意受试者为首次到糖尿病诊所就诊的2型糖尿病成年人(> 18岁)。在采访中发现的谬误被糖尿病教育者当场纠正。
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引用次数: 0
Review of dietary approaches for treatment of gestational diabetes mellitus 治疗妊娠期糖尿病的饮食方法综述
Pub Date : 2020-01-01 DOI: 10.15761/IFNM.1000292
C. Viglione, J. Upadhyay
Gestational Diabetes Mellitus (GDM) is the most common medical disorder during pregnancy and has severe and long-lasting implications both for the mother and child. Nearly 10% of all United States pregnant females develop GDM. Dietary therapy is first line treatment and should be initiated as soon as GDM is diagnosed, however, consensus on specific dietary recommendations has not yet been achieved and nutrition counseling may vary widely from practice to practice. This systematic literature review encompasses novel supplement-based treatments (e.g. supplementation of fatty acids, vitamins, and minerals) and traditional diets (e.g. Glycemic Index Diet or Low Carbohydrate Diet) as well as evaluates the evidence for their application.
妊娠期糖尿病(GDM)是妊娠期间最常见的医学疾病,对母亲和孩子都有严重和持久的影响。近10%的美国孕妇患有GDM。饮食治疗是一线治疗,一旦诊断为GDM就应立即开始,然而,关于具体饮食建议的共识尚未达成,营养咨询可能因实践而异。本系统的文献综述涵盖了新的以补充为基础的治疗方法(如补充脂肪酸、维生素和矿物质)和传统饮食(如升糖指数饮食或低碳水化合物饮食),并评估了其应用的证据。
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引用次数: 0
Heating and Biochemical processing of Kariya (Hildegardia bateri) seeds: Chemical composition, antinutrients and functional properties 山茱萸种子的加热和生化处理:化学成分、抗营养成分和功能特性
Pub Date : 2020-01-01 DOI: 10.15761/IFNM.1000291
S. Gbadamosi, Olamide Esther Aluko, A. V. Ikujenlola
This study evaluated the effects of processing methods on chemical composition, physicochemical and functional characteristics of defatted and full fat flour samples from processed kariya seeds. The seeds were cleaned and subjected to heating processes (cooking and autoclaving) and biochemical processes (germination and fermentation), the seeds were dried and milled to flour. A portion was defatted and another portion left as full fat. The flour samples were analysed for the selected parameters using standard methods. The results showed that the bulk density ranged between 0.52-0.75 g/ml. The oil absorption and water absorption capacities ranged from 65.50–144.60% and 46.40–218.50% respectively. The water absorption and swelling capacities of the defatted samples increased with temperature increase. All processing treatments were found to increase protein content (22.16-49.94%) and in vitro digestibility (27.86–82.63%). Both the heating and biochemical processes reduced the level of antinutrients significantly. In conclusion, the kariya flour samples subjected to both fermentation and germination had better chemical composition, physico-chemical and functional properties.
研究了不同加工方法对kariya种子脱脂面粉和全脂面粉的化学成分、理化特性和功能特性的影响。将种子清洗干净,并经过加热(蒸煮和高压灭菌)和生化过程(发芽和发酵),将种子干燥并磨成面粉。一份是脱脂的,另一份是全脂的。采用标准方法对面粉样品进行了参数分析。结果表明,堆积密度在0.52 ~ 0.75 g/ml之间。吸油率为65.50 ~ 144.60%,吸水率为46.40 ~ 218.50%。脱脂样品的吸水率和溶胀率随温度升高而增大。各处理均可提高蛋白质含量(22.16 ~ 49.94%)和体外消化率(27.86 ~ 82.63%)。加热和生化处理均显著降低了抗营养物质水平。综上所述,经过发酵和萌发处理的木薯粉样品具有较好的化学成分、理化性质和功能特性。
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引用次数: 1
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Integrative Food, Nutrition and Metabolism
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