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Effects of Short-Term Creatine Nitrate Plus Creatinine Intake on CreatinePharmacokinetics and Safety Biomarkers in Healthy Adults 短期摄入硝酸肌酸和肌酸酐对健康成人肌酸药代动力学和安全性生物标志物的影响
Pub Date : 2024-07-22 DOI: 10.2174/0115734013307562240702114411
Sergej M. Ostojic, V. Štajer, N. Todorovic, Marijana Ranisavljev, Bogdan Andjelic, J. Panić, Alexandros Nikolaidis, Ron Kramer, Milan Vraneš
A blend of creatine nitrate and creatinine has demonstrated promisingbioavailability; however, prior studies have not thoroughly examined its pharmacokinetics andsafety profiles, particularly its impact on kidney stress indicators, such as serum cystatin C.This study aimed to assess the effects of varying doses of creatine nitrate-creatinine intervention on pharmacokinetics and safety in healthy humans.Ten young adults (mean age 26.1 ± 5.0 years; 5 females) volunteered for this double-blind, crossover, randomized controlled trial. The participants were randomly assigned to receive either a low-dose creatine nitrate-creatinine mixture (CN-CRN-Low; 1.5 g of creatine nitrateand 1.5 g of creatinine), a high-dose creatine nitrate-creatinine mixture (CN-CRN-High; 3 g of creatine nitrate and 3 g of creatinine), or 1.5 g of creatine nitrate (CONTROL) in both a single-dosepharmacokinetics experiment, and a 14-day safety trial.Both CN-CRN-Low and CN-CRN-High interventions displayed increased volume of distribution and total clearance compared to the CONTROL intervention (P < 0.05) in a single-dosepharmacokinetics experiment. Additionally, the CN-CRN-High intervention showed significantlyhigher creatine maximum serum concentrations compared to the other interventions (P < 0.05).Serum cystatin C levels remained unchanged across all interventions (P = 0.65), with no participants experiencing abnormal cystatin C concentrations or major changes in other safety biomarkers.The present study demonstrates dose-specific utilization of creatine nitrate-creatinineintervention, with the mixture induced no kidney damage. Further studies are needed to explorethe potential functional and performance benefits of creatine nitrate-creatinine supplementation indiverse clinical and athletic cohorts.
本研究旨在评估不同剂量的硝酸肌酸-肌酸酐干预对健康人的药代动力学和安全性的影响。10 名年轻成年人(平均年龄 26.1 ± 5.0 岁;5 名女性)自愿参加了这项双盲、交叉、随机对照试验。参与者被随机分配接受低剂量硝酸肌酸-肌酐混合物(CN-CRN-Low;1.5 克硝酸肌酸和 1.5 克肌酐)、高剂量硝酸肌酸-肌酐混合物(CN-CRN-High;3 克硝酸肌酸和 3 克肌酐)或 1.在单剂量药代动力学实验和为期 14 天的安全性试验中,CN-CRN-Low 和 CN-CRN-High 干预方案的分布容积和总清除率均高于 CONTROL 干预方案(P < 0.05)。此外,与其他干预措施相比,CN-CRN-高干预措施显示出明显更高的肌酸最大血清浓度(P < 0.05)。在所有干预措施中,血清胱抑素 C 水平保持不变(P = 0.65),没有参与者出现胱抑素 C 浓度异常或其他安全性生物标志物发生重大变化。还需要进一步研究,以探索硝酸肌酸-肌酸补充剂在不同临床和运动人群中对功能和表现的潜在益处。
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引用次数: 0
Household Production of Cookies from Sorghum (Sorghum bicolor) with a Low Glycaemic Index in Prevention and Management of Type 2 Diabetesin Côte d’Ivoire 在科特迪瓦家庭生产低血糖指数的高粱(高粱双色)饼干以预防和控制 2 型糖尿病
Pub Date : 2024-07-11 DOI: 10.2174/0115734013307493240627033411
Fatoumata Camara, W. Coulibaly, Tano Marie-Ange Sakia Mian, Koua Jean-Brice Ahoussi, Salimata Coulibaly, Vijayakumar Varadarajan, C. Diguță, Florentina Matei
In Côte d’Ivoire, sorghum was most commonly used to produce beer.However, the population must focus on other sorghum uses. Sorghum possesses numeroushealth and nutritional benefits that must be explored, such as its involvement in diabetes managementand prevention. Globally, the prevalence of diabetes is rising. Understanding the glycemicindex (GI) is crucial for managing and preventing it. The GI gauges how quickly orslowly blood glucose rises in response to a meal.The aim of this study was to investigate the glycemic index (GI) of sorghum householdcookies.The macro- and micronutrients and phytochemical compounds content of sorghum cookieshave been determined. Microbiological analysis of sorghum cookies during storage at roomtemperature has been carried out by spoilage germ and pathogenic germ enumeration. The glycaemicindex (GI) of sorghum cookies has been investigated by the blood sugar response method.In this study, the results showed that the sorghum-based biscuit has an energy value of515.655±0.5 Kcal/GMS due to its carbohydrate content of 54.95±0.028 %, fat content of30.05±0.05 %, and protein content of 6.34±0.0141 %. It also contains minerals such as sodium(3.21±0.014 mg), phosphorus (14±0.41 g), and calcium (122±5.65 mg). The phenolic compoundcontent was: total phenols 2756.72±294.5 μg EAG/gMS, flavonoids 497.29±13.016 μgEQ/gMS, and condensed tannins 651.59±199.429 μg EC/gMS. The glycaemic index of householdcookies made from sorghum was investigated. The results revealed that sorghum cookiesexhibited a low glycaemic index of 40.82%, which is less than 55% in accordance with thenorm. Also, microbiological analysis showed the total absence of spoilage germs and pathogenicgerms during 30 days of storage at room temperature.Sorghum cookies present a low glycaemic index and can be used in diabetes managementand prevention. They are stored at room temperature for 30 days under hygienic conditions.
在科特迪瓦,高粱最常被用来生产啤酒,但人们必须关注高粱的其他用途。高粱具有许多健康和营养方面的益处,必须加以开发,例如它在糖尿病管理和预防方面的作用。在全球范围内,糖尿病的发病率正在上升。了解血糖指数(GI)对于控制和预防糖尿病至关重要。本研究旨在调查高粱家庭饼干的血糖生成指数(GI)。通过腐败菌和致病菌计数法,对室温储存期间的高粱饼干进行了微生物分析。研究结果表明,高粱饼干的碳水化合物含量为(54.95±0.028)%,脂肪含量为(30.05±0.05)%,蛋白质含量为(6.34±0.0141)%。它还含有钠(3.21±0.014 毫克)、磷(14±0.41 克)和钙(122±5.65 毫克)等矿物质。酚类化合物含量为:总酚 2756.72±294.5 μg EAG/gMS,黄酮 497.29±13.016 μgEQ/gMS 和缩合单宁 651.59±199.429 μg EC/gMS。研究了用高粱制成的家用饼干的血糖指数。结果表明,高粱饼干的血糖生成指数较低,为 40.82%,低于标准规定的 55%。此外,微生物分析表明,在室温下储存 30 天期间,完全没有腐败病菌和致病菌。高粱饼干的血糖指数较低,可用于糖尿病的治疗和预防。
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引用次数: 0
Nano-Fortifying the Future Plate: A Critical Review of NanotechnologyApplications in Food Enrichment 纳米强化未来餐桌:纳米技术在食品添加剂中的应用评述
Pub Date : 2024-07-08 DOI: 10.2174/0115734013308306240616081605
P. Pandey, Neha Minocha
Proportion of children globally experience dietary deficiencies, which have a negativeimp A considerable act on their physical and cognitive growth and heighten their vulnerability toillnesses. In addition, undernutrition worsens the intensity of several infections, such as measlesand malaria. Food fortification is an important nutritional strategy that helps to combat micronutrient deficiencies and decrease their occurrence in many low- and middle-income nations. Althoughthere has been a significant rise in recent years, food fortification schemes have also encounteredconsiderable criticism from the scientific community. The present review aimed to clarify the actual influence of food fortification measures on the mitigation of malnutrition. A detailed review ofthe current state of the art in nanotechnology applications for food enrichment is provided in thismanuscript. A comprehensive literature search was conducted utilizing databases such as Web ofScience/ Knowledge, Google Scholar, Elsevier ScienceDirect, and Springer Online Journals. Thesearch query included phrases such as food fortification, micronutrient shortages, fortified food,the impact of food fortification, and food-to-food fortification. The paper discusses the nanostructures, such as nanoparticles, nanocapsules, and nanoemulsions, in encapsulating, delivering, andsafeguarding bioactive compounds within food matrices, with a particular emphasis on nanofortification. Recent advancements in nano-enabled food fortification are summarised in the manuscript,which also identifies significant challenges and opportunities for future commercialization and research. Food fortification is essential for both developed and developing nations to ensure that processed foods contain the necessary nutrients, hence improving their nutritional value for humanconsumption. Nanotechnology can be applied to enrich food by improving bioavailability and providing a delivery system for phytochemicals, vitamins, and minerals. This review enhances ourknowledge regarding the profound consequences it may have on the future of nutrition and foodtechnology.
全球有相当比例的儿童存在饮食不足问题,这对他们的身体和认知能力的成长产生了相当大的负面影响,并使他们更容易生病。此外,营养不良还会加重麻疹和疟疾等多种传染病的病情。在许多中低收入国家,食品营养强化是一项重要的营养战略,有助于防治微量营养素缺乏症,减少微量营养素缺乏症的发生。尽管近年来食品营养强化计划大幅增加,但也受到了科学界相当多的批评。本综述旨在阐明食品营养强化措施对缓解营养不良的实际影响。本手稿详细回顾了纳米技术在食品营养强化方面的应用现状。我们利用 Web ofScience/Knowledge、Google Scholar、Elsevier ScienceDirect 和 Springer Online Journals 等数据库进行了全面的文献检索。这些搜索包括食品营养强化、微量营养素短缺、强化食品、食品营养强化的影响以及食品对食品营养强化等词组。本文讨论了纳米颗粒、纳米胶囊和纳米乳液等纳米结构在食品基质中封装、输送和保护生物活性化合物的作用,特别强调了纳米强化。该手稿总结了纳米食品营养强化的最新进展,并指出了未来商业化和研究面临的重大挑战和机遇。食品营养强化对发达国家和发展中国家都至关重要,可确保加工食品含有必要的营养成分,从而提高其营养价值,供人类食用。纳米技术可以通过提高生物利用率和提供植物化学物质、维生素和矿物质的传输系统来强化食品。本综述加深了我们对纳米技术可能对未来营养和食品技术产生的深远影响的认识。
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引用次数: 0
Comparison of Different Extraction and Purification Methods of LimePeel Pectin and Evaluation of Physiochemical, Rheological, and TexturalProperties 石灰皮果胶不同提取和纯化方法的比较以及理化、流变和纹理特性的评价
Pub Date : 2024-07-01 DOI: 10.2174/0115734013267449230922113820
F. Baghdadi, K. Nayebzadeh, M. Aminifar, A. Mortazavian
Pectin production has recently attracted considerable research interestdue to its various applications arising from its unique characteristics. Lime peel, as a by-productof juice factories, has a promising potential for pectin extraction.Lime peel pectin samples were extracted by three extraction processes: a) 90°C of heatingfor 120 min, b) 90°C of heating for 90 min and then 32 min of sonication, and c) 80°C of heatingfor 60 min and then 22 min of sonication. Then, they were purified either by ethanol or sodiumcaseinate (SC) and characterized.SC purification did not enhance the pectin yield; rather, it diminished the level of nonpectincomponents and resulted in purer pectin (i.e., lower sugar content). The samples purifiedwith SC showed much lower viscosity in solution and storage modulus than the samples purifiedwith ethanol, which could be attributed to their lower sugar content and higher pH (~ 4.6 vs. 2).However, pectin samples purified with SC had a relatively high sugar gel consistency, maybe dueto protein retention in their structure as well as the preferential hydration effect of added sucrose.The compact and extended conformations of the pectin sample, which was extractedby “(c) extraction method” and purified with ethanol, resulted in its high viscosity and storage modulusin solution and the highest gel consistency (16.91 Kg.s) compared to the other samples. Regardlessof the conditions of extraction procedures, the purification method had a considerable impacton the pectin samples’ characteristics and potential applications.
果胶生产因其独特的特性而被广泛应用,最近引起了人们的极大研究兴趣。石灰皮作为果汁厂的副产品,具有提取果胶的潜力。石灰皮果胶样品通过三种提取工艺提取:a) 90°C 加热 120 分钟;b) 90°C 加热 90 分钟,然后超声处理 32 分钟;c) 80°C 加热 60 分钟,然后超声处理 22 分钟。然后,用乙醇或琥珀酸钠(SC)进行纯化,并对其进行表征。SC 纯化并没有提高果胶的产量;相反,它降低了非果胶成分的含量,使果胶更纯(即含糖量更低)。然而,用 SC 纯化的果胶样品具有相对较高的糖凝胶稠度,这可能是由于其结构中蛋白质的保留以及添加蔗糖的优先水合作用。用"(c)萃取法 "萃取并用乙醇纯化的果胶样品,其构象紧密而扩展,因此其溶液粘度和储存模数高,凝胶稠度(16.91 Kg.s)也比其他样品高。无论提取程序的条件如何,提纯方法对果胶样品的特性和潜在应用都有相当大的影响。
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引用次数: 0
Optimization and Characterization of a Nanostructured Lipid CarrierContaining α-Tocopherol/Tocotrienol Prepared Using Rice Bran Oil andPalm Kernel Stearin 利用米糠油和棕榈仁硬脂制备含 α-生育酚/生育三烯酚的纳米结构脂质载体的优化与表征
Pub Date : 2024-06-10 DOI: 10.2174/0115734013296899240429101819
Putri Masitha Silviandari, Sri Raharjo, A.D. Setiowati
α-tocopherol and tocotrienol are known for their antioxidant propertiesand cannot be produced directly in the human body. However, their use remains limited because of their low solubility, instability, and susceptibility to oxidation and high temperaturesThis study aims to identify the optimal formulation of a carrier of phytonutrient αtocopherol/tocotrienol prepared via ultrasonication with rice bran oil (RBO), palm kernel stearin (PKS), and Tween 80 and determine the characteristics of the optimal formulation duringstorage.The box-behnken design (three factors and levels) was used to determine the formulation of a nanostructured lipid carrier -tocopherol/tocotrienol (NLC-TT) based on the solid:liquid lipid ratio, total lipid: surfactant ratio, and sonication time.The optimal NLC-TT formulation prepared with a solid: liquid lipid ratio of 7.5:2.5,total lipid: surfactant ratio of 1:3.9, and sonication time of 12 min and 6 s yielded a particle sizeof 126.7 nm, a polydispersity index of 0.339, a zeta potential of -31.7 and an encapsulation efficiency (EE) of 96.4%. During storage, NLC-TT and NLC-free particles exhibited particle sizesof 123.6-144.2 nm, polydispersity indices of 0.245-0.339, zeta potentials of -31.7--39.6 mV,EEs of 96.4%-89.6%, stabilities of 2.02-1.63, peroxide values of 0.05-0.25 mEqO2/kg, anisidinevalues of 0.07-1.60 and free fatty acid contents of 0.04%-0.08%.RBO and PKS are potential lipid-based carrier systems for tocopherol/ tocotrienoland exhibit good stability during storage.
α-生育酚和生育三烯酚因其抗氧化特性而闻名,但无法在人体内直接生成。本研究旨在确定用米糠油(RBO)、棕榈仁硬脂醇(PKS)和吐温 80 通过超声波制备的植物营养素载体 α-生育酚/生育三烯酚的最佳配方,并确定最佳配方在储存期间的特性。根据固液脂比、总脂比、表面活性剂比和超声时间,采用箱-贝肯设计(三个因素和水平)确定了纳米结构脂质载体-生育酚/生育三烯酚(NLC-TT)的配方。最佳 NLC-TT 配方的固液脂比为 7.5:2.5,总脂质与表面活性剂的比例为 1:3.9,超声时间为 12 分钟和 6 秒,其粒径为 126.7 纳米,多分散指数为 0.339,Zeta 电位为 -31.7,封装效率 (EE) 为 96.4%。在储存过程中,NLC-TT 和无 NLC 颗粒的粒径为 123.6-144.2 nm,多分散指数为 0.245-0.339,zeta 电位为 -31.7-39.6 mV,EE 为 96.4%-89.6%,稳定性为 2.02-1.63,过氧化值为 0.RBO和PKS是生育酚/生育三烯酚的潜在脂基载体系统,在贮藏期间表现出良好的稳定性。
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引用次数: 0
A Comprehensive Review of Food Recommendation Systems in theContext of Nutritional Therapy for Diabetes Mellitus 糖尿病营养疗法背景下的食物推荐系统综述
Pub Date : 2024-06-03 DOI: 10.2174/0115734013297002240522063241
P. N, Nitya Rajan, Sreelasya Chagalasetty, Vijay Kakani
Food recommendation systems (FRS) have gained prominence for providing personalizeddietary recommendations. This paper explores the integration of FRS and nutritionaltherapy to enhance the management of diabetes mellitus. Nutritional therapy plays a crucialrole in controlling blood glucose levels and reducing complications in diabetes. The study reviewsand analyzes various food recommendation models in diverse scenarios of diabetic nutritionaltherapy. By considering specific needs and constraints, the strengths of each model areassessed, leading to the identification of the most suitable model for each scenario. The findingscontribute to improving the quality of dietary guidance for individuals with diabetes.
食物推荐系统(FRS)在提供个性化膳食建议方面已获得显著地位。本文探讨了如何将食物推荐系统与营养疗法相结合,以加强对糖尿病的管理。营养疗法在控制血糖水平和减少糖尿病并发症方面发挥着至关重要的作用。本研究回顾并分析了糖尿病营养治疗不同场景下的各种食物推荐模型。通过考虑具体需求和限制因素,评估了每种模型的优势,从而为每种情况确定了最合适的模型。研究结果有助于提高糖尿病患者饮食指导的质量。
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引用次数: 0
Evaluation of Mex A' Mex B Efflux Pump Gene in Pseudomonas aeruginosaIsolated from Milk in Qom Province, Iran 对伊朗库姆省牛奶中分离出的铜绿假单胞菌 Mex A' Mex B 外排泵基因的评估
Pub Date : 2024-03-28 DOI: 10.2174/0115734013286979240321060512
Alireza Badi, Ashkan Dirbaziyan, P. Shakib, abbas Morovvati, Mohsen Zargar
Pseudomonas aeruginosa is an opportunistic pathogen protected fromantibiotics' harmful effects by various mechanisms. One of the most important mechanisms is theactivation of exudation systems. Therefore, identifying such targets in food contaminating bacteriacan help us target them and eliminate bacteria resistant to several drugs, making food safe. Therefore,the present study aimed to trace Mex A and Mex B efflux pump genes in Pseudomonasaeruginosa isolated from dairy products in Qom City, Iran.300 samples of raw milk, 30 samples of pasteurized milk, and 30 samples of localcream were collected. After a 24-hour culture on nutrient agar and blood agar and performingwarm staining, confirmatory biochemical tests were performed to identify bacteria. The diskmethod was used according to CLSI guidelines to determine the antibiotic sensitivity pattern.Then Mex A and Mex B efflux pump genes were detected using specific primers with PCR technique.117 strains of Pseudomonas aeruginosa were isolated from 300 raw milk samples, and 7strains were resistant to ciprofloxacin. Out of 117 Pseudomonas aeruginosa isolates, 51 isolates(43.5%) had Mex A gene and 10 isolates (8.5%) had Mex B gene. Three isolates had both Mex Aand Mex B genes. Among the strains with resistance to ciprofloxacin (7 isolates), 4 isolates did nothave any of the genes. One isolate had Mex A and Mex B genes; 2 isolates were Mex A positiveand Mex B negative, and Mex B positive and Mex A negative isolates were not observed.Based on the results, among the studied isolates, the Mex A gene was more abundant.In addition, no significant relationship was found between the existence of Mex A and Mex Bgenes and ciprofloxacin resistance.
铜绿假单胞菌是一种机会性病原体,可通过各种机制免受抗生素的有害影响。其中最重要的机制之一就是激活渗出系统。因此,确定食品污染细菌中的此类靶标有助于我们锁定它们,消灭对多种药物产生耐药性的细菌,从而确保食品安全。因此,本研究旨在追踪伊朗库姆市乳制品中分离出的绿脓杆菌的 Mex A 和 Mex B 外排泵基因。在营养琼脂和血琼脂上进行 24 小时培养并进行温染色后,进行确认性生化测试以鉴定细菌。根据 CLSI 指南,采用磁盘法确定抗生素敏感性模式,然后使用特定引物和 PCR 技术检测 Mex A 和 Mex B 外排泵基因。从 300 份生乳样本中分离出 117 株铜绿假单胞菌,其中 7 株对环丙沙星耐药。在 117 株铜绿假单胞菌中,51 株(43.5%)带有 Mex A 基因,10 株(8.5%)带有 Mex B 基因。有 3 个分离株同时具有 Mex A 和 Mex B 基因。在对环丙沙星有抗药性的菌株(7 个分离株)中,有 4 个分离株没有任何基因。结果表明,在所研究的分离株中,Mex A 基因的含量较高,此外,Mex A 和 Mex B 基因的存在与环丙沙星耐药性之间没有显著关系。
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引用次数: 0
Fuzzy Modeling to Personalized Nutritional Menu 模糊建模实现个性化营养菜单
Pub Date : 2024-03-21 DOI: 10.2174/0115734013293555240319070046
K. E. El Moutaouakil, A. Ahourag, Fatima Belhabib, Aayah Hammoumi, A. Patriciu, S. Chellak, Hicham Baizri
While most healthy diets can help control the progression of disease,they can fail in the long term for many factors. Patients abandon the diet altogether after awhile because it is too restrictive or the foods are unappealing; still, others engage in less physicalactivity because they consume fewer calories. What's more, almost all plans are based onoptimization models. These models produce statistical diets offering limited choices to users,and a small substitution can call the whole diet into question.Almost all plans are based on optimization models. These models produce statistical diets offering limited choices to users, and a small substitution can call the whole diet into question.This article develops an intelligent system for generating flexible nutritional menusthat each person can adopt to their environment and dietary preferences (food availability,price, patient eating habits, etc.). The system implements mathematical fuzzy optimizationmodels and constraint satisfaction programming.Objective: this paper builds a personalized nutritional menu based on mathematical modeling and constraints satisfaction programming.First, the Moroccon foods were decomposed using fuzzy Cmeans.Next, the artificial foods, formed by the centers, were introduced into a fuzzy mathematical optimizationdiet model, which controlled the total glycemic load and met the World Health Organization(WHO) and Dietary Guidelines for Americans (GDA) recommendations (requirementsfor personalized menu). Then, we used a genetic algorithm strategy to generate optimalserving sizes and to build a nutritional menu based on the groups formed. To help patientschoose customized diets, the menu was transformed into a constraint satisfaction programmingmodel.The proposed strategy was applied to Moroccan foods, experimental results show thatall diets offer a wide range of choices to users and that substitutions comply with WHO andGDA recommendations.The suggested scheme has been applied to Moroccan foods; experimental findingsdemonstrate that all diets provide users with a wide variety of options that keeps consumerson their diet.
虽然大多数健康饮食有助于控制疾病的发展,但从长远来看,它们可能会因多种因素而失败。患者会因为饮食限制过多或食物不可口而在一段时间后完全放弃饮食;还有一些患者会因为摄入的卡路里较少而减少运动量。更重要的是,几乎所有计划都基于优化模型。这些模型产生的统计饮食为用户提供了有限的选择,一个小的替代品就可能使整个饮食受到质疑。本文开发了一个智能系统,用于生成灵活的营养计划,让每个人都能根据自己的环境和饮食偏好(食物的可获得性、价格、病人的饮食习惯等)进行选择。目的:本文基于数学建模和约束满足编程建立了个性化营养菜单。首先,使用模糊 Cmeans 对摩洛哥食品进行了分解,然后将由中心形成的人工食品引入模糊数学优化饮食模型,该模型控制了总血糖负荷,并符合世界卫生组织(WHO)和《美国人膳食指南》(GDA)的建议(个性化菜单的要求)。然后,我们使用遗传算法策略生成最佳配餐量,并根据所形成的组别构建营养菜单。为了帮助患者选择定制饮食,我们将菜单转化为约束满足编程模型。建议的策略已应用于摩洛哥食品,实验结果表明,所有饮食都为用户提供了广泛的选择,并且替代品符合世界卫生组织和美国膳食指南的建议。
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引用次数: 0
Relationship between Dietary Diversity Score and Dietary Total Antioxidant Capacity with some Cardio-Metabolic Risk Factors and Pro-Oxidant-Antioxidant Balance in Overweight and Obese Postmenopausal Women 超重和肥胖绝经后妇女的膳食多样性评分和膳食总抗氧化能力与某些心血管代谢风险因素及促抗氧化剂-抗氧化剂平衡之间的关系
Pub Date : 2024-03-05 DOI: 10.2174/0115734013295086240226075044
Zahra Tofighi, M. Rafraf, Aida Malek Mahdavi, T. Jafari-Koshki, Elham Elhami
Considering the significance of relation between dietary diversity and dietaryantioxidants in the mechanism of obesity and related outcomes and due to limited studies inpostmenopausal women, the present research was designed to evaluate the relationship betweenDietary Diversity Score (DDS) and Dietary Total Antioxidant Capacity (DTAC) with some cardio-metabolic risk factors and Pro-Oxidant-Antioxidant Balance (PAB) level in overweight and/orobese postmenopausal women.The research participants comprised 128 overweight and/or obese postmenopausal womenaged 45-65 years attending the health centers. Anthropometric measures, e.g., weight, height,waist and hip circumferences, were obtained. Serum lipid profile, glucose, and insulin were determined,and the Homeostasis Model Insulin Resistance (HOMA-IR) was estimated. PAB was determined.DDS and DTAC were determined using information from the Food Frequency Questionnaire(FFQ).Compared to those in the first tertile, there was no significant relationship between anthropometricand biochemical data with DDS neither among participants in the second tertile nor thethird tertile (P>0.05). Furthermore, considerable negative relationships were only observed betweenwaist-to-hip ratio (P=0.035) and waist-to-height ratio (P=0.006) with DTAC among participantsin the second tertile compared with those in the first tertile. Also, insulin and HOMA-IRwere inversely related to DTAC among participants in the second tertile (both P<0.001) and thethird tertile (P=0.004 and P=0.009, respectively) compared to those in the first tertile. There wasa considerable negative relationship between PAB and DTAC (P=0.036) among participants inthe third tertile compared with those in the first tertile.DDS was not correlated with a lower risk of obesity, abdominal adiposity, and bettermetabolic features. Furthermore, this study demonstrated that higher DTAC was correlated withlower abdominal obesity, insulin, HOMA-IR, and PAB levels.
考虑到膳食多样性和膳食抗氧化剂之间的关系在肥胖及相关结果的机制中的重要性,以及由于对绝经后妇女的研究有限,本研究旨在评估超重和/或肥胖绝经后妇女的膳食多样性评分(DDS)和膳食总抗氧化剂能力(DTAC)与一些心血管代谢风险因素和促氧化剂-抗氧化剂平衡(PAB)水平之间的关系。研究对象包括128名在保健中心就诊的45-65岁超重和/或肥胖绝经后妇女。研究人员采集了人体测量数据,如体重、身高、腰围和臀围。测定血脂、血糖和胰岛素,并估算胰岛素抵抗平衡模型(HOMA-IR)。与第一分位数的参与者相比,第二分位数和第三分位数的参与者的人体测量和生化数据与 DDS 之间均无显著关系(P>0.05)。此外,与第一分位数相比,仅在第二分位数参与者中观察到腰臀比(P=0.035)和腰高比(P=0.006)与 DTAC 之间存在相当大的负相关关系。此外,胰岛素和 HOMA-IR 与 DTAC 呈反向关系,与第一分位数相比,第二分位数(均为 P<0.001)和第三分位数(分别为 P=0.004 和 P=0.009)的参与者与 DTAC 呈反向关系。DDS 与较低的肥胖风险、腹部脂肪含量和较好的代谢特征无关。此外,该研究还表明,较高的 DTAC 与较低的腹部肥胖、胰岛素、HOMA-IR 和 PAB 水平相关。
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引用次数: 0
Application of Antioxidants in Curing Respiratory and Pulmonary Disorders 抗氧化剂在治疗呼吸系统和肺部疾病中的应用
Pub Date : 2024-02-28 DOI: 10.2174/0115734013252120231121072447
Ittishree Bhardwaj, Reena Gupta
Since a couple of decades, respiratory ailments have emerged as a significant publichealth issue. Numerous primitive civilizations acknowledged the need to relieve the inflamed airwaysand nasal passages oxidants are a persistent danger to the lungs since they can be producedeither intracellularly by metabolic processes (such as mitochondrial electron transfer during respirationor during phagocyte activation) or from another source such as tobacco smoking or air pollutants.It is likely to be advantageous to target oxidative stress with antioxidants or increase endogenousantioxidant levels in the treatment of COPD, asthma, and COVID-19. In trials on both humanbeings and animals, the administration of small antioxidants via the intratracheal, oral, andvascular routes exhibited only minimal therapeutic potential against short- and long-term oxidativestress. Lipids, proteins, and nucleic acids all respond to oxygen in quick and practical ways.For the ROS (reactive oxygen species) system to run properly, it requires adequate oxidation-reducingcomponents, like vitamins and antioxidants intake. Numerous nutrients, including vitaminssuch as vitamin A, vitamin B etc., minerals (magnesium, zinc, and iron), flavonoids, and fattyacids, have prominent functions in reducing the likelihood of viral diseases and chronic lung disorders.In this review, the applications of antioxidants in the prevention of respiratory diseases arediscussed along with some reported nutraceuticals being used in respiratory disease and patents.The applications of antioxidants in preventing and managing respiratory diseases are discussed inthis review, shedding light on the importance of ongoing research in this field. Nutraceuticals,which combine the benefits of nutrition and pharmaceuticals, are also explored as potential solutionsfor respiratory health.
几十年来,呼吸系统疾病已成为一个重要的公共健康问题。许多原始文明都认识到有必要缓解发炎的呼吸道和鼻腔。氧化剂对肺部的危害是长期存在的,因为它们可以通过代谢过程(如呼吸过程中的线粒体电子传递或吞噬细胞活化过程)在细胞内产生,也可以从其他来源(如吸烟或空气污染物)产生。在对人体和动物进行的试验中,通过气管内、口服和血管途径服用小剂量抗氧化剂对短期和长期氧化应激的治疗潜力微乎其微。脂质、蛋白质和核酸都会以快速而实用的方式对氧气做出反应。ROS(活性氧)系统要正常运行,就需要足够的氧化还原成分,如维生素和抗氧化剂的摄入。许多营养素,包括维生素 A、维生素 B 等、本综述讨论了抗氧化剂在预防呼吸系统疾病中的应用,以及一些已报道的用于呼吸系统疾病的营养保健品和专利。本综述还探讨了营养保健品,它结合了营养和药物的益处,是呼吸系统健康的潜在解决方案。
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引用次数: 0
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Current Nutrition &amp; Food Science
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