fruit and vegetables

水果和蔬菜
  • 文章类型: Journal Article
    背景:粮食不安全在美国仍然是一个紧迫的问题,根据美国农业部(USDA)的报告,2023年约有12.8%的美国家庭经历了这一挑战。在威斯康星州,一个拥有著名农业遗产的州,2019年至2023年期间,粮食不安全的患病率平均为9.9%。越来越多的研究强调了食用富含水果和蔬菜的饮食对于保持最佳健康和降低各种慢性疾病风险的重要性。包括心血管疾病(CVD)和肥胖。水果和蔬菜是维生素等必需营养素的储库,矿物,抗氧化剂,和膳食纤维,共同促进整体福祉。尽管有据可查的水果和蔬菜的健康益处,相当比例的人口未能达到建议的每日至少五份的摄入量。这种差异强调了探索影响饮食行为的因素并确定促进遵守饮食指南的策略的重要性。
    方法:调查由LaCrosse家庭医学住院医师诊所的工作人员分发,威斯康星州,在2023年4月和5月的例行访问期间。向家庭健康诊所(FHC)就诊的任何≥18岁的患者均有资格入选。如果患者由于智力/语言/其他障碍而无法阅读/回答调查问题,则将其排除在外。调查包括人口统计数据,如参与者的年龄,性别,种族,收入等级,和主要的运输方式。然后,共有122名参与者被问及他们一天吃了多少份100%的果汁,水果,豆子,绿色蔬菜,黄色/橙色蔬菜,和其他蔬菜,以及更多水果和蔬菜消费的障碍,以及他们对水果和蔬菜消费的态度以及与医疗保健提供者讨论的兴趣的李克特量表。通过图形表示分析了人口统计学特征,以阐明被调查人群的趋势和模式。我们使用条形图比较了不同的人口统计学与水果和蔬菜的障碍。
    结果:水果和蔬菜摄入的主要障碍因年龄组而异:18-30岁的“成本”,31-50岁的“其他”,51-70岁的“成本”和“无”,70岁以上的“无”。对于性别,“无”是男性最常见的,而“成本”是女性最常见的。按收入,“成本”通常为0-20k美元和20-50k美元,50-10万美元的“无”,和“其他”,价格>10万美元。李克特量表评估了与医疗保健提供者讨论健康食品的兴趣。大多数回答是“中立的,“强烈同意”最高的是18-30岁,“同意”在31-50岁、51-70岁和70岁以上年龄组。
    结论:这项研究的目的是确定水果和蔬菜获取的障碍,并确定患者对与医疗保健提供者讨论健康食物选择的态度。收入减少和年龄增加与将成本确定为水果/蔬菜摄入障碍的可能性之间似乎存在相关性。我们诊所发现的障碍包括便利/时间限制和成本。在我们的调查中,许多人还认为商店(可用性)缺乏优质或种类繁多的水果和蔬菜是食用它们的重要障碍。
    BACKGROUND:  Food insecurity remains a pressing issue in the United States, with approximately 12.8% of American households experiencing this challenge in 2023, as reported by the US Department of Agriculture (USDA). In Wisconsin, a state with a notable agricultural heritage, the prevalence of food insecurity averaged 9.9% between 2019 and 2023. A growing body of research underscores the importance of consuming diets rich in fruits and vegetables for maintaining optimal health and mitigating the risk of various chronic diseases, including cardiovascular disease (CVD) and obesity. Fruits and vegetables are reservoirs of essential nutrients such as vitamins, minerals, antioxidants, and dietary fiber, which collectively contribute to overall well-being. Despite the well-documented health benefits of fruits and vegetables, a considerable proportion of the population fails to meet the recommended daily intake of at least five servings. This disparity underscores the importance of exploring factors influencing dietary behaviors and identifying strategies to promote adherence to dietary guidelines.
    METHODS: Surveys were distributed by staff at the family medicine residency clinic in La Crosse, Wisconsin, during routine visits in April and May 2023. Any patients ≥18 years old presenting to the Family Health Clinic (FHC) were eligible for inclusion. Patients were excluded if they were unable to read/answer survey questions due to intellectual/language/other barriers. Surveys included demographic data such as the participant\'s age, gender, race, income bracket, and primary mode of transportation. A total of 122 participants were then asked how many servings in a day they ate of 100% juice, fruits, beans, green vegetables, yellow/orange vegetables, and other vegetables, as well as about barriers to more fruit and vegetable consumption and a Likert scale about their attitudes toward fruit and vegetable consumption and interest in discussing it with a healthcare provider. Demographic characteristics were analyzed through graphical representation to elucidate trends and patterns among the surveyed population. We compared different demographics with the barriers to fruits and vegetables using bar graphs.
    RESULTS:  The primary barrier to fruit and vegetable intake varied by age group: \"cost\" for 18-30, \"other\" for 31-50, \"cost\" and \"none\" for 51-70, and \"none\" for over 70. For gender, \"none\" was most frequent for males while \"cost\" was for females. By income, \"cost\" was common for $0-20k and $20-50k, \"none\" for $50-100k, and \"other\" for >$100k. A Likert scale assessed interest in discussing healthy foods with healthcare providers. Most responses were \"neutral,\" with \"strongly agree\" highest in 18-30 and \"agree\" in 31-50, 51-70, and over 70 age groups.
    CONCLUSIONS:  The purpose of this study was to ascertain barriers to fruit and vegetable access and identify patients\' attitudes toward discussing healthy food choices with healthcare providers. There appears to be a correlation between decreasing income and increasing age and the likelihood of identifying cost as a barrier to fruit/vegetable intake. Barriers identified in our clinic included convenience/time constraints and cost. Many people in our survey also identified the lack of quality or good variety of fruits and vegetables at the store (availability) as a significant barrier to eating them.
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  • 文章类型: Journal Article
    目的:研究是否有针对性的决定因素介导了青少年健康(HEIA)干预对水果和蔬菜(FV)消费的影响,并探索这些中介效应是否受性别调节,父母教育,或体重状态。
    方法:整群随机对照试验。
    方法:HEIA研究(2007-2009年)是挪威一项为期20个月的基于学校的多组分干预措施,以促进健康的体重发展。FV消耗和目标决定因素在基线时自我报告,中途(8个月),和干预后(20个月)。
    方法:25所对照学校(n=746)和12所干预学校(n=375)的青少年(11-13岁)。
    结果:在干预后,与对照组相比,干预组更多的青少年了解FV建议(OR:1.4,95%CI:1.1;1.9),并且报告家庭蔬菜供应减少(β:-0.1,95%CI:-0.2;0.0).FV在家中的可用性/可访问性,晚餐时蔬菜的供应,不同类型FV的口味偏好,对FV建议的了解与FV的消费呈正相关。然而,干预后的决定因素均未显著介导干预对FV消耗的影响。虽然没有性别的缓和影响,父母教育,或体重状态观察到中介效应,探索性分析显示,b路径具有显著的缓和性。
    结论:由于没有一个目标决定因素可以解释FV消耗的增加,目前尚不清楚干预措施为何有效.需要报告以学校为基础的干预措施中的各种调解人和主持人,以揭示实现干预效果的途径。
    OBJECTIVE: To examine whether targeted determinants mediated the effects of the HEalth In Adolescents (HEIA) intervention on fruit and vegetable (FV) consumption and explore if these mediating effects were moderated by sex, parental education or weight status.
    METHODS: Cluster-randomised controlled trial.
    METHODS: The HEIA study (2007-2009) was a Norwegian 20-month multi-component school-based intervention to promote healthy weight development. FV consumption and targeted determinants were self-reported at baseline, mid-way (8 months) and post-intervention (20 months).
    METHODS: Adolescents (11-13-year-old) in twenty-five control schools (n 746) and twelve intervention schools (n 375).
    RESULTS: At post-intervention, more adolescents in the intervention group compared with the control group had knowledge of the FV recommendations (OR: 1·4, 95 % CI 1·1, 1·9) and reported a decreased availability of vegetables at home (β: -0·1, 95 % CI -0·2, 0·0). Availability/accessibility of FV at home, availability of vegetables at dinner, taste preferences for different types of FV and knowledge of the FV recommendations were positively associated with the consumption of FV. However, none of the post-intervention determinants significantly mediated the intervention effects on FV consumption. Although no moderating influences by sex, parental education or weights status were observed on the mediating effects, exploratory analyses revealed significant moderations in the b-paths.
    CONCLUSIONS: Since none of the targeted determinants could explain the increase in FV consumption, it remains unclear why the intervention was effective. Reporting on a wide range of mediators and moderators in school-based interventions is needed to reveal the pathways through which intervention effects are achieved.
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  • 文章类型: Journal Article
    唾液微生物群的多样性和组成的变化与体重状况有关,但是调查结果并不一致。专注于临床相关的条件,如中心性肥胖和使用先进的测序技术可能会填补知识的空白。
    我们采用浅层宏基因组测序法研究了有(n=14)和无(n=36)中心性肥胖儿童的唾液微生物群。此外,我们研究了习惯性食物消费对微生物酶谱的作用。
    数据包括50名儿童(50%为男性),平均年龄为14.2(SD0.3)岁,从芬兰青少年健康(Fin-HIT)队列中选择。甜食(STI)消费频率的饮食评分,乳制品(DCI)和植物(PCI)是基于自编食物频率问卷得出的.中心性肥胖是根据腰高比使用临界值0.5定义的。唾液样本进行了全基因组鸟枪测序,利用METAnnotatorX2生物信息学平台实现了分类学和功能分析。
    组的腰围平均相差20(95%CI14-27)cm。我们确定了假单胞菌的缺乏,oulorum和oris作为与中心性肥胖相关的推定生物标志物,观察到两组之间共有16种酶促反应不同。DCI与最高数量的酶谱(122)相关,其次是STI(60)和DCI(25)(皮尔逊相关p<0.05)。有趣的是,STI显示出高的正/负相关比(5.09),而DCI和PCI显示低比率(分别为0.54和0.33)。因此,酶促反应的主要驱动因素是STI,以及相关途径涉及副流感嗜血杆菌和Veilonella等诱导的硝酸盐代谢。
    中心性肥胖的临床相关差异仅适度反映在唾液微生物群的组成上。习惯食用甜食是有和没有中心性肥胖的儿童唾液微生物区系的酶促反应的重要决定因素。这些发现的临床相关性值得进一步研究。
    UNASSIGNED: Variation in diversity and composition of saliva microbiota has been linked to weight status, but findings have been inconsistent. Focusing on clinically relevant conditions such as central obesity and using advanced sequencing techniques might fill in the gaps of knowledge.
    UNASSIGNED: We investigated saliva microbiota with shallow metagenome sequencing in children with (n = 14) and without (n = 36) central obesity. Additionally, we examined the role of habitual food consumption on microbial enzymatic repertoire.
    UNASSIGNED: Data comprised 50 children (50% male) with a mean age of 14.2 (SD 0.3) years, selected from the Finnish Health in Teens (Fin-HIT) cohort. Dietary scores for consumption frequency of sweet treats (STI), dairy products (DCI) and plants (PCI) were derived based on a self-administered food frequency questionnaire. Central obesity was defined based on waist-height ratio using the cut-off 0.5. Saliva samples were subjected to whole-metagenome shotgun sequencing, and taxonomic and functional profiling was achieved with METAnnotatorX2 bioinformatics platform.
    UNASSIGNED: Groups had an average 20 (95% CI 14-27) cm difference in waist circumference. We identified the lack of Pseudomonas guguagenesis and Prevotella scopos, oulorum and oris as putative biomarkers associated with central obesity and observed a total of 16 enzymatic reactions differing between the groups. DCI was associated with the highest number of enzyme profiles (122), followed by STI (60) and DCI (25) (Pearson correlation p < 0.05). Intriguingly, STI showed a high positive/negative correlation ratio (5.09), while DCI and PCI showed low ratios (0.54 and 0.33, respectively). Thus, the main driver of enzymatic reactions was STI, and the related pathways involved nitrate metabolism induced by Haemophilus parainfluenzae and Veilonella dispar among others.
    UNASSIGNED: Clinically relevant differences in central obesity were only modestly reflected in the composition of saliva microbiota. Habitual consumption of sweet treats was a strong determinant of enzymatic reactions of saliva microbiota in children with and without central obesity. The clinical relevance of these findings warrants further studies.
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  • 文章类型: Journal Article
    背景:报道了关于水果和/或蔬菜(FV)消费的社会人口统计学决定因素和空间变化的证据。这项研究旨在探讨布基纳法索成年人FV消费水平的地理和社会人口统计学差异,使用国家基准数据。
    方法:这是对2013年(9月至10月)世界卫生组织在布基纳法索进行的逐步监测调查获得的主要数据的横断面二级研究。参与者是4402名年龄在25-64岁之间的男女,居住在所有13个布基纳法索地区。使用学生t检验进行描述性和分析性分析,方差分析,卡方检验,费舍尔精确检验和逻辑回归。
    结果:水果的典型每日食用至少三份的患病率为4.1%(95%CI:3.6-4.8),蔬菜为6.6%(95%CI:5.9-7.3)。全国FV摄入充足的患病率为5.1%(95%CI:4.4-5.8),对于两个地区(“中心-Ouest”和“Nord”),合并患病率为22.4%,而在其他11个地区,它明显较低,2.4%(p=0.0001)。使用从国家消费水平得出的四分位数,这两个区域中的每个区域在第4个四分位数(较高水平)的参与者比例较高(约50%).与充足摄入量相关的社会人口统计学因素是农村居民(aOR=1.7,p=0.011)和妇女(aOR=1.3;p=0.03)。
    结论:除布基纳法索的“中部地区”和“北部地区”外,在其他11个地区,足量消费FV的患病率非常低。增加城市人口消费的措施迫在眉睫,而妇女应成为实施基于家庭的方法和促进FV消费的营养教育的关键角色。
    Evidence on sociodemographic determinants and spatial variations in the fruit and/or vegetable (FV) consumption was reported. This study aimed to explore geographical and sociodemographic disparities in the level of FV consumption among adults in Burkina Faso, using the national baseline data.
    This was a cross-sectional secondary study of primary data obtained by the 2013 (September to October) World Health Organization Stepwise Approach to Surveillance survey conducted in Burkina Faso. The participants were 4402 women and men aged 25-64 years and living in all 13 Burkinabè Regions. Descriptive and analytical analyses were performed using Student\'s t test, ANOVA, the chi-square test, Fisher\'s exact test and logistic regressions.
    The prevalence of a typical daily consumption of at least three servings was 4.1% (95% CI: 3.6-4.8) for fruits and 6.6% (95% CI: 5.9-7.3) for vegetables. The national prevalence of adequate FV intake was 5.1% (95% CI: 4.4-5.8), and for two Regions (\"Centre-Ouest\" and \"Nord\") the pooled prevalence was 22.4%, while in the other eleven Regions its was significantly lower, 2.4% (p = 0.0001). Using quartiles derived from the national level of consumption, each of these two Regions had a higher proportion (about 50%) of their participants in the fourth quartile (the higher level). The associated sociodemographic factors with the adequate intake were being rural residents (aOR = 1.7, p = 0.011) and women (aOR = 1.3; p = 0.03).
    Except for the Regions of \"Centre-Ouest\" and \"Nord\" of Burkina Faso, the prevalence of adequate consumption of FV was very low in its other eleven Regions. Measures to increase consumption in urban people are urgent while women should be the key actor in the family-based approaches implementation and the nutrition education promoting FV consumption.
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  • 文章类型: Journal Article
    目的:描述法国成年人自选饮食对水果和蔬菜(FV)摄入量的营养质量和环境影响。
    方法:食物和营养素摄入量的估算来自2014-2015年在法国进行的全国INCA3食物摄入量调查。人口(n=2121名成年人)分为五个五分之一的FV摄入量,以g/d为单位(Q1代表最低摄入量,和Q5最高)。通过4个指标评估饮食的营养质量:平均充足率(MAR),固体能量密度,平均超额比率(MER)和国家营养计划指南评分2(PNNS-GS2)。用环境足迹(EF)评分和4个额外指标衡量环境影响:气候变化,臭氧消耗,细颗粒物和水的使用。在五分位数之间比较了指标。对调整至2000kcal的饮食进行分析。
    结果:MAR和PNNS-GS2随着FV五分位数的增加而增加,而固体能量密度下降。纤维,钾,维生素B9和维生素C密度随着FV摄入量的增加而增加。气候变化,臭氧消耗和细颗粒物对饮食的影响随着FV消费量的增加而减少。相反,用水影响增加。
    结论:较高的FV摄入量与较高的饮食营养质量和较低的环境影响相关,除了用水。鉴于水果和蔬菜对人类健康和环境的好处,它们对用水的负面影响可以通过在农业上游工作来改善,而不是通过改变个人的食物选择和减少他们的消费。
    OBJECTIVE: To describe the nutritional quality and environmental impact of self-selected diets of adults in France in relation to their fruit and vegetable (FV) intakes.
    METHODS: Estimates of food and nutrient intakes were taken from the national INCA3 Survey on food intakes carried out in France in 2014-2015. The population (n = 2121 adults) was split into five quintiles of FV intakes, in g/d (Q1 representing the lowest intake, and Q5 the highest). The nutritional quality of diets was assessed through 4 indicators: mean adequacy ratio (MAR), solid energy density, mean excess ratio (MER) and Programme National Nutrition Santé guideline score 2 (PNNS-GS2). The environmental impacts were measured with environmental footprint (EF) scores and 4 additional indicators: climate change, ozone depletion, fine particulate matter and water use. Indicators were compared between quintiles. Analysis was conducted on diets adjusted to 2000 kcal.
    RESULTS: MAR and PNNS-GS2 increased with increased FV quintiles, while solid energy density decreased. Fibre, potassium, vitamin B9 and vitamin C densities increased with increasing FV intakes. Climate change, ozone depletion and fine particulate matter impacts of diets decreased with increasing quintiles of FV consumption. Conversely, water use impact increased.
    CONCLUSIONS: Higher intake of FV is associated with higher nutritional quality of diets and lower environmental impact, except for water use. Given the benefits of fruit and vegetables for human health and the environment, their negative impact on water use could be improved by working on the agricultural upstream, rather than by changing individuals\' food choices and reducing their consumption.
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  • 文章类型: Journal Article
    不健康的饮食,缺乏体力活动和高体重指数(BMI)是可预防的非传染性疾病的危险因素,贯穿一个人的一生。通常观察到,在社会经济较低群体的儿童中,这些风险因素的患病率较高。这项研究的目的是探讨父母的社会经济条件对儿童水果消费的影响,蔬菜和含糖饮料,和不活动,久坐的行为,超重和肥胖。这项研究使用了来自“OKkioallaSalute”(意大利COSI)的第六次横断面调查的数据,2019年涉及2467所学校和53,275名儿童。所有信息都是通过四份发给家长的问卷收集的,孩子们,教师和班主任。使用标准技术和设备测量儿童的体重和身高,以根据WOF-IOTF截止值对超重/肥胖进行分类。结果显示,不遵守健康建议的儿童比例很高,超重和肥胖的患病率很高。特别是,在社会经济地位较低的家庭和居住在意大利南部的儿童中,“不太健康”的行为和较高的BMI更为常见。这些发现强调了需要有效的干预措施来解决这些健康相关行为的差异。
    Unhealthy diets, physical inactivity and high body mass index (BMI) are preventable risk factors for non-communicable diseases throughout a person\'s lifespan. The higher prevalence of these risk factors in children from lower socio-economic groups has been generally observed. The aim of this study is to explore the effect of parents\' socio-economic conditions on children\'s consumption of fruit, vegetables and sugar-sweetened drinks, and inactivity, sedentary behaviour, overweight and obesity. This study used data from the sixth cross-sectional survey of the surveillance \"OKkio alla Salute\" (Italian COSI), involving 2467 schools and 53,275 children in 2019. All the information was collected through four questionnaires addressed to parents, children, teachers and head teachers. The weights and heights of the children were measured with standard techniques and equipment to classify overweight/obesity according to the WOF-IOTF cut-offs. The results showed a high percentage of children who do not adhere to health recommendations and a high prevalence of overweight and obesity. In particular, \"less healthy\" behaviours and higher BMI were more frequent in children from families with a lower socio-economic status and those residing in Southern Italy. These findings highlight the need for effective interventions that address the differences in these health-related behaviours.
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  • 文章类型: Journal Article
    为了披露水果和蔬菜行业上游阶段粮食损失产生的前因和动态,本文介绍了对德国和意大利的10个生产者组织(PO)进行的一系列半结构化访谈的结果。采用定性的内容分析方法对访谈内容进行分析,因此,在PO和购买者(行业和零售商)之间的界面上披露影响食品损失产生的最相关问题。当我们比较意大利和德国PO提供的答案时,会出现一些相似之处,特别是关于零售商化妆品规格在产品损失产生中的作用。相反,规范PO之间商业交易的合同结构,工业,零售商表现出明显的差异,显然,在意大利范围内,从本赛季开始就有更大的能力来计划产品的需求。尽管存在这些差异,这项研究证实了POs在增加农民对买家的议价能力方面的关键作用,在德国和意大利。需要进一步的研究来比较其他欧洲国家的情况,并分析为什么会出现异同。
    With the aim of disclosing the antecedents and dynamics of food loss generation in the upstream stages of the fruit and vegetable sector, this paper presents the results of a series of semi-structured interviews with 10 Producers\' Organisations (POs) in Germany and Italy. The content of the interviews is analysed by applying a qualitative content analysis approach, thus disclosing the most relevant issues affecting food loss generation at the interface between POs and buyers (industry and retailers). Several similarities emerge as we compare the answers provided by Italian and German POs, especially concerning the role of retailers\' cosmetic specification on products in the generation of losses. Instead, the structure of contracts regulating commercial transactions between POs, industry, and retailers show noticeable differences, apparently resulting in a greater capacity to plan the demand of products from the beginning of the season in the Italian context. Despite these differences, this study confirms the key role of POs in increasing farmers\' bargaining power against the buyers, both in Germany and Italy. Further research is needed to compare circumstances in other European countries and to analyse why the similarities and differences identified occur.
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  • 文章类型: Journal Article
    在一个由于人口老龄化和肥胖率上升而导致预防医学越来越重要的时代,优化的饮食是改善健康和降低健康不良风险的关键。惠康信托基金资助,EDESIA:植物,食品与健康:从作物到诊所的跨学科博士课程(218467/Z/19/Z)专注于调查植物营养和健康,从作物到诊所,借鉴基于诺里奇研究园的合作机构的世界级跨学科研究专业知识(东英吉利大学,约翰·英尼斯中心,Quadram研究所和Earlham研究所)。通过轮换方案,EDESIA博士生将在营养研究的转化途径中接受广泛的学科培训,包括对流行病学数据集的分析,营养生物活性物质的评估,生物化学,遗传,植物代谢物的细胞生物学和功能分析,组织和细胞培养的体外分析,疾病动物模型的疗效研究,研究对微生物群组成和功能的影响以及人类干预研究。研究轮换增加了知识的广度,在主要的博士项目之外,这有利于学生,并可以纳入项目设计。这项全面的博士培训计划将使科学转化为健康饮食和营养改良粮食作物生产的指导方针,导致创新的食品产品,特别是预防和治疗年龄是主要危险因素的慢性病。在这篇文章中,我们总结了该计划,并展示了第一批学生的经验,因为他们在经过一年的研究轮换后开始了实质性的博士项目。
    In an era where preventive medicine is increasingly important due to an ageing population and rising obesity, optimised diets are key to improving health and reducing risk of ill health. The Wellcome Trust-funded, EDESIA: Plants, Food and Health: a cross-disciplinary PhD programme from Crop to Clinic (218 467/Z/19/Z) focuses on investigating plant-based nutrition and health, from crop to clinic, drawing on the world-class interdisciplinary research expertise of partner institutions based on the Norwich Research Park (University of East Anglia, John Innes Centre, Quadram Institute and Earlham Institute). Through a rotation-based programme, EDESIA PhD students will train in a wide range of disciplines across the translational pathway of nutrition research, including analyses of epidemiological datasets, assessment of nutritional bioactives, biochemical, genetic, cell biological and functional analyses of plant metabolites, in vitro analyses in tissue and cell cultures, investigation of efficacy in animal models of disease, investigation of effects on composition and functioning of the microbiota and human intervention studies. Research rotations add a breadth of knowledge, outside of the main PhD project, which benefits the students and can be brought into project design. This comprehensive PhD training programme will allow the translation of science into guidelines for healthy eating and the production of nutritionally improved food crops, leading to innovative food products, particularly for prevention and treatment of chronic diseases where age is a major risk factor. In this article, we summarise the programme and showcase the experiences of the first cohort of students as they start their substantive PhD projects after a year of research rotations.
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  • 文章类型: Journal Article
    总的,胃,和胃肠道铜,Mn,Fe,研究了8个水果和蔬菜样品中的锌浓度。由BARGE(欧洲生物可及性研究小组)开发的统一生物可及性方法(UBM)进行了体外生物可及性实验。铜的总浓度和生物可及浓度,Mn,Fe,通过ICP-OES和ICP-MS测定锌,分别。使用BGS102对BARGEUBM和SRM1573a进行全面分析,验证了方法的准确性。Cu的平均BF(%)阶数,Mn,Fe,胃相Zn为Mn(101)>Zn(88)>Fe(60)>Cu(30),胃相Mn(78)>Zn(69)>Fe(46)>Cu(29)。结果表明,所有样品中的Mn和Zn具有最大的生物可及性值,而Cu的值要低得多。总之间的关系,胃,和胃肠元素浓度进行了统计分析,如相关性分析,主成分分析(PCA),和聚类分析(CA)。总Cu和生物可及Cu,Mn,锌浓度与锌浓度呈显著正相关。
    The total, gastric, and gastro-intestinal Cu, Mn, Fe, and Zn concentrations in eight fruit and vegetable samples were investigated. The unified bioaccessibility method (UBM) developed by BARGE (Bioaccessibility Research Group of Europe) was performed for in vitro bioaccessibility experiments. Total and bioaccessible concentrations of Cu, Mn, Fe, and Zn were determined by ICP-OES and ICP-MS, respectively. The accuracy of the methods was verified using BGS 102 for the BARGE UBM and SRM 1573a for total analysis. The mean BF (%) order for Cu, Mn, Fe, and Zn was Mn (101) > Zn (88) > Fe (60) > Cu (30) in gastric phase and Mn (78) > Zn (69) > Fe (46) > Cu (29) in gastro-intestinal phase. The results show that Mn and Zn in all the samples have the greatest bioaccessible values, while the values for Cu are much lower. The relationships among total, gastric, and gastro-intestinal element concentrations were investigated using statistical analysis such as correlation analysis, principal component analysis (PCA), and cluster analysis (CA). Total and bioaccessible Cu, Mn, and Zn concentrations were significantly correlated with each other.
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  • 文章类型: Journal Article
    在美国,食品储藏室越来越多地成为慢性病发病率高的低收入家庭的常规食物来源,包括高血压.钠消耗是高血压的一个可改变的危险因素,因此,食品储藏室的顾客将从获得低钠食品中受益。食品储藏室的顾客经常难以获得健康食品,然而,人们对食品储藏室的钠含量知之甚少。这项研究评估了食品储藏室的钠含量,以及从适应性干预措施中吸取的经验教训,以支持食品储藏室采取政策和环境变化,低钠食物有吸引力和容易获得。我们在13个食品储藏室对食物进行了钠评估,跟踪干预策略的执行情况,并采访了10名食品储藏室主任。11类食品中有一半以上符合钠标准,可以选择“经常”的食品。食品储藏室主任报告说,他们对干预方法进行了评估,并实施了9项行为经济学策略中的6项,尤其是那些针对食品的知名度和便利性的产品,随着布局的变化和扩大客户的选择。一个储藏室采用了针对特定机构的营养政策,12个储藏室采用了联盟一级的政策。结果可以为干预工作提供信息,以提供具有吸引力且易于选择的健康选择,同时还可以改善食品储藏室的客户体验。
    In the United States, food pantries increasingly serve as regular food sources for low income households experiencing high rates of chronic disease, including hypertension. Sodium consumption is a modifiable risk factor for hypertension, so pantry customers would benefit from access to low-sodium foods. Pantry customers often experience difficulty acquiring healthy foods, however; little is known about pantry foods\' sodium content specifically. This study assesses the sodium content of pantry foods and lessons learned from an adaptable intervention to support pantries in adopting policies and environmental changes to make healthy, lower-sodium foods appealing and accessible. We conducted sodium assessments of food at 13 food pantries, tracked implementation of intervention strategies, and interviewed 10 pantry directors. More than half of food items in 11 categories met sodium standards for foods to be chosen \"often\". Pantry directors reported valuing the intervention approach and implemented six of nine behavioral economics strategies, especially those targeting the visibility and convenience of foods, along with layout changes and expanded customer choice. One pantry adopted an agency-specific nutrition policy and 12 adopted a coalition-level policy. Results can inform intervention efforts to make available healthy options appealing and easy to select while also improving the customer experience in food pantries.
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