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Improving the strength of curcumin to deactivate resistant Staphylococcus contaminating food 提高姜黄素的强度,使污染食物的耐药葡萄球菌失活
Pub Date : 2026-01-29 DOI: 10.1016/j.foohum.2026.101051
Nur Hasnah AR , Angga Pramana , Afrinal Firmanda , Anthony Hamzah , I Wayan Arnata , Dewi Sartika , Syifa Robbani , Ira Desri Rahmi , Eko Wahyudi
The emergence of resistant Staphylococcus contaminating food products can potentially increase the risk of infection and mortality. Curcumin molecules, as natural antibacterial agents, have shown their efficacy in inhibiting the viability of resistant Staphylococcus. Curcumin is a yellow hydrophobic compound found abundantly in turmeric rhizomes. Although it has demonstrated efficacy as a natural compound against resistant Staphylococcus, the antibacterial activity is restricted by its low solubility in water, degradation, and instability. Therefore, this article reviews the curcumin mechanism in inhibiting resistant Staphylococcus and the route to accelerate its antibacterial properties. We have successfully identified strategies to improve the bioactivity of curcumin molecules in reducing resistant Staphylococcus food pathogens, including i) Combination with metal nanoparticles, antibiotics, and natural bioactive molecules, ii) Immobilization in delivery medium, iii) Mediated by photodynamic inactivation, and iv) Forming curcumin nanoparticles and nano-emulsions. For food applications, the generation of reactive species, water solubility, degradation, organoleptic, and risks of metal nanoparticles are crucial aspects that require consideration.
耐药葡萄球菌污染食品的出现可能会增加感染和死亡的风险。姜黄素分子作为天然抗菌剂,在抑制耐药葡萄球菌的生存能力方面已显示出良好的效果。姜黄素是一种黄色疏水化合物,大量存在于姜黄根茎中。虽然它作为一种天然化合物已被证明对耐药葡萄球菌有效,但其在水中的溶解度低、易降解和不稳定性限制了其抗菌活性。为此,本文就姜黄素抑制耐药葡萄球菌的作用机制及加快其抗菌作用的途径进行综述。我们已经成功地确定了提高姜黄素分子在减少耐药葡萄球菌食物病原体中的生物活性的策略,包括i)与金属纳米颗粒,抗生素和天然生物活性分子结合,ii)在传递介质中固定,iii)通过光动力失活介导,以及iv)形成姜黄素纳米颗粒和纳米乳液。对于食品应用,反应物质的产生、水溶性、降解、感官和金属纳米颗粒的风险是需要考虑的关键方面。
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引用次数: 0
Fragile foundations: Why renewable energy (Not GDP) drives Somalia’s food security 脆弱的基础:为什么可再生能源(而不是GDP)推动了索马里的粮食安全
Pub Date : 2026-01-27 DOI: 10.1016/j.foohum.2026.101047
Bile Abdisalan Nor , Azhar Mohamad
Somalia has a massive problem of food insecurity. Food insecurity in Somalia has persisted since 1991 and has worsened over time. The government of Somalia collapsed in 1991, and this collapse led to two principal factors in the food crisis: lack of infrastructure and heightened displacement. This study investigates the impact of renewable energy consumption, Gross Domestic Product (GDP), Gross Fixed Capital Formation, and food security in Somalia using an Autoregressive Distributed Lag (ARDL) model covering 1990–2022. This study reveals that renewable energy consumption and gross fixed capital formation have a positive impact on food security in Somalia. This finding indicates that a country’s renewable energy utilisation and gross fixed capital formation enhance food security, whereas GDP negatively and significantly affects it. Somalia’s low GDP significantly affects food insecurity. The error correction model (ECM) reveals a negative relationship among renewable energy consumption, GDP, and food insecurity in Somalia’s short-run test. However, gross fixed capital formation does not impact food insecurity. This study’s contribution to knowledge relates to exploring the specific situation of renewable energy and food insecurity in Somalia. This location has been less explored in previous works concerning renewable energy and food insecurity in a country. This study offers recommendations that address food insecurity in Somalia. Transitioning away from reliance on fossil fuels to renewable energy remains paramount for improving food security and reducing climate change.
索马里存在严重的粮食不安全问题。索马里的粮食不安全状况自1991年以来一直存在,并随着时间的推移而恶化。索马里政府于1991年垮台,这次垮台导致了粮食危机的两个主要因素:缺乏基础设施和流离失所加剧。本研究使用自回归分布滞后(ARDL)模型调查了索马里可再生能源消费、国内生产总值(GDP)、固定资本形成总额和粮食安全的影响,该模型涵盖1990-2022年。这项研究表明,可再生能源消费和固定资本形成总额对索马里的粮食安全具有积极影响。这一发现表明,一个国家的可再生能源利用和固定资本形成总额增强了粮食安全,而GDP对粮食安全产生了显著的负面影响。索马里的低GDP严重影响了粮食不安全。误差修正模型(ECM)揭示了索马里短期试验中可再生能源消费、GDP和粮食不安全之间的负相关关系。然而,固定资本形成总额并不影响粮食不安全。这项研究对知识的贡献涉及探索索马里可再生能源和粮食不安全的具体情况。在以前关于一个国家的可再生能源和粮食不安全的工作中,这个位置的探索较少。这项研究提出了解决索马里粮食不安全问题的建议。从对化石燃料的依赖转向可再生能源对于改善粮食安全和减少气候变化仍然至关重要。
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引用次数: 0
Optimization of bioactive compound extraction from lychee peel and seed flours using a simplex-centroid mixture model 利用单质心混合模型优化从荔枝皮和籽粉中提取生物活性化合物
Pub Date : 2026-01-27 DOI: 10.1016/j.foohum.2026.101049
João Paulo Lima de Oliveira , Hanna Elisia Araújo de Barros , Ingrid Alves Santos , Ana Beatriz Silva Araújo , Eduardo Valério de Barros Vilas Boas , Elisângela Elena Nunes Carvalho
The lychee is a fruit native to China, whose peel and seed, despite being rich in bioactive compounds, are routinely discarded. This study aimed to optimize the extraction of total phenolic compounds (TPC) from lychee peel (PF) and seed flours (SF) using different solvent combinations. The raw materials were dehydrated, ground, sieved, and processed into flours, which constituted the analytical material. A simplex-centroid design was applied to test different proportions of water, ethanol, and methanol, with TPC as the response variable. The optimized extract was subjected to antioxidant assays. All results were expressed based on the weight of the flour produced. Statistical analysis by ANOVA confirmed the significance of the models (p < 0.05) and high coefficients of determination. TPC were 2204.30 ± 60.80 mg GAE.100 g−1 for PF and 1178.18 ± 59.52 mg GAE.100 g−1 for SF. PF showed antioxidant capacity of 26,116.14 ± 2093.15 µM Trolox.100 g−1 in the 2,2′-Azino-bis(3-ethylbenzothiazoline-6-sulfonic acid (ABTS•+), an EC50 value of 1329.11 ± 245.92 mg.mL−1 in the 2,2-diphenyl-1-picrylhydrazyl (DPPH), 47.39 ± 2.88 % inhibition in the β-carotene/linoleic acid system, 4.42 ± 0.21 g ascorbic acid equivalents.100 g−1 in the phosphomolybdenum complex, and 26,243.49 ± 511.42 µM ferrous sulfate.100 g−1 in the ferric reducing antioxidant power (FRAP). For SF, the corresponding values were 22,478.07 ± 2326.01 µM Trolox.100 g−1, an EC50 of 7.75 ± 0.64 mg.mL−1, 67.94 ± 7.59 % inhibition, 2.72 ± 0.08 g ascorbic acid equivalents.100 g−1, and 13,742.37 ± 1876.44 µM ferrous sulfate.100 g−1. In conclusion, PF and SF represent promising sources of bioactive compounds, and the applied optimization strategy proved effective for maximizing phenolic extraction from lychee by-products.
荔枝是一种原产于中国的水果,尽管它的果皮和种子富含生物活性化合物,但却经常被丢弃。以荔枝皮(PF)和籽粉(SF)为原料,研究了不同溶剂组合对总酚类化合物(TPC)的提取效果。原料经脱水、研磨、筛分、加工成面粉,构成分析材料。采用单质心设计,以TPC为响应变量,对不同比例的水、乙醇和甲醇进行试验。对优化后的提取物进行抗氧化试验。所有结果都是根据生产的面粉的重量来表示的。方差分析证实了模型的显著性(p <; 0.05)和高决定系数。PF的TPC为2204.30 ± 60.80 mg GAE.100 g−1,SF为1178.18 ± 59.52 mg GAE.100 g−1。PF对2,2′- azno -bis(3-乙基苯并噻唑啉-6-磺酸(ABTS•+)的抗氧化能力为26,116.14 ± 2093.15 µM Trolox.100 g−1,EC50值为1329.11 ± 245.92 mg。mL−1在2,2-二苯基-1-吡啶酰肼(DPPH•)中,47.39 ± 2.88 %抑制β-胡萝卜素/亚油酸体系,4.42 ± 0.21 g抗坏血酸当量。磷钼配合物中含有100 g−1和26,243.49 ± 511.42 µM硫酸亚铁。100 g−1的铁还原抗氧化能力(FRAP)。SF对应的值为22,478.07 ± 2326.01 µM Trolox.100 g−1,EC50为7.75 ± 0.64 mg。mL−1,67.94 ± 7.59 %抑制,2.72 ± 0.08 g抗坏血酸当量。100 g−1,13742.37 ± 1876.44 µM硫酸亚铁。100 g−1。综上所述,枸杞多糖和枸杞多糖是很有潜力的生物活性化合物来源,应用优化策略可以最大限度地从荔枝副产物中提取酚类物质。
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引用次数: 0
Rejection thresholds for caloric versus non-caloric sweeteners: Implications for sugar intake and BMI in young adults 热量甜味剂与非热量甜味剂的排斥阈值:对年轻人糖摄入量和体重指数的影响
Pub Date : 2026-01-27 DOI: 10.1016/j.foohum.2026.101045
Gihara Ambegoda , Piumi Palihakkara , Kaveesha Gunarathne , Ranil Jayawardena , Sudharshani Wasalathanthri , Mei Peng , Sashie Abeywickrema
With global obesity on the rise, driven in part by high added-sugar consumption, non-caloric sweeteners are proposed to reduce sugar intake. However, limited studies have investigated whether tolerance to sweetness differs between caloric and non-caloric sweeteners across overweight and normal weight groups, a question that is essential for evaluating the feasibility of sugar substitution strategies. This study explores the role of sweet rejection thresholds (RjT) to caloric (i.e., sucrose) and non-caloric (i.e., sucralose) sweeteners on BMI-related high sugar intake. A total of 148 participants (final 105; 18–30 years, females = 63) underwent psychophysical assessments for sucrose and sucralose, in terms of rejection and detection thresholds. Dietary intake was assessed using a Food Frequency Questionnaire to calculate total and added sugar intake, while BMI was calculated from anthropometric measurements. The results revealed an average daily sugar intake was 1263 kJ (16.6 % of total energy), with added sugars at 11.5 %, exceeding the WHO’s recommended 5 % limit. BMI was positively correlated with both total and added sugar intake (r = 0.26–0.38, p < 0.05). Furthermore, participants in the overweight group exhibited higher RjT for sucrose than those with normal weight (F(1,103)= 8.35, p = 0.019), which in turn predicted greater sugar intake; specifically, each unit increase in sucrose RjT corresponded to 19.7 kJ of total sugar and 11.0 kJ of added sugar intake. These findings indicate that tolerance to caloric and non-caloric sweeteners differs, as do their associations with sugar consumption and adiposity, suggesting that substituting non-caloric sweeteners may not fully mirror the patterns observed with caloric sugars.
随着全球肥胖率的上升(部分原因是高添加糖的摄入),人们建议使用无热量甜味剂来减少糖的摄入量。然而,有限的研究调查了超重和正常体重组对热量和无热量甜味剂的甜味耐受性是否不同,这是评估糖替代策略可行性的关键问题。本研究探讨了高热量(即蔗糖)和无热量(即三氯蔗糖)甜味剂对bmi相关高糖摄入的排斥阈值(RjT)作用。共有148名参与者(最后105名;18-30岁,女性= 63)接受了蔗糖和三氯蔗糖的排斥反应和检测阈值的心理物理评估。通过食物频率问卷来评估膳食摄入量,计算总糖摄入量和添加糖摄入量,而BMI则通过人体测量来计算。结果显示,平均每日糖摄入量为1263 千焦(占总能量的16.6 %),添加糖为11. %,超过了世界卫生组织建议的5% %的限制。BMI与总糖摄入量和添加糖摄入量均呈正相关(r = 0.26-0.38,p <; 0.05)。此外,超重组的参与者对蔗糖的RjT高于正常体重组(F(1,103)= 8.35,p = 0.019),这反过来预示着更多的糖摄入量;具体而言,每单位增加蔗糖RjT对应于总糖19.7 kJ和添加糖11.0 kJ的摄入量。这些发现表明,对高热量甜味剂和无热量甜味剂的耐受性不同,它们与糖消耗和肥胖的关系也不同,这表明替代无热量甜味剂可能不能完全反映高热量糖所观察到的模式。
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引用次数: 0
Optimizing thermosonication treatment for Escherichia coli, Staphylococcus aureus, and endospores of Geobacillus stearothermophilus inactivation and fresh milk sterilization 优化热超声处理对大肠杆菌、金黄色葡萄球菌和嗜热硬脂地杆菌内生孢子灭活和鲜奶灭菌的影响
Pub Date : 2026-01-24 DOI: 10.1016/j.foohum.2026.101028
Maya Fitriyanti , Arienda Elita Amadea , Michael Julian Estefan , Karin Rosalinda , Dea Indriani Astuti , Ignatius Pulung Nurprasetio , Poetro Sambegoro
Ultrasonication is a non-thermal technology capable of inactivating bacteria in food without compromising its quality. When combined with mild heat (thermosonication), the process becomes even more effective for bacterial inactivation. This study optimized the thermosonication process by determining the optimal combination of frequency, temperature, and exposure duration using an ultrasonicator prototype with adjustable frequency, power, and temperature. Response surface methodology with a three-factor Box–Behnken design was employed to inactivate Escherichia coli and Staphylococcus aureus cells. Based on the modeling results, the optimal thermosonication conditions for inactivating E. coli were 44.55 kHz, 50 °C, and 30 min, with a power density of 1.2 W/cm3, while for S. aureus, the optimal conditions were 38.79 kHz, 50 °C, and 30 min at the same power density. Under these conditions, the predicted log reductions were 3.3 and 2.8 CFU/mL for E. coli and S. aureus, respectively. Furthermore, the optimal thermosonication conditions also reduced the log number of Geobacillus stearothermophilus endospores by 1.4 CFU/mL at the same power density. These reductions were statistically significant (P ≤ 0.05) and demonstrated a strong fit between the predicted and experimental data, as indicated by high coefficients of determination (R² ≥ 0.97). When applied to milk, the optimized thermosonication treatment resulted in a greater reduction of total bacterial count compared to pasteurization. Additionally, compared with pasteurization, thermosonication extended the shelf life of local fresh milk up to 14 days while maintaining total bacterial counts and pH values below the Indonesian National Standard (SNI) thresholds.
超声波是一种非热技术,能够在不影响食品质量的情况下灭活食品中的细菌。当与温和的加热(热超声)相结合时,该过程对细菌灭活更加有效。本研究利用可调节频率、功率和温度的超声样机,通过确定频率、温度和暴露时间的最佳组合,对热超声过程进行了优化。采用三因素Box-Behnken设计响应面法灭活大肠杆菌和金黄色葡萄球菌细胞。基于建模结果,大肠杆菌的最佳热超声灭活条件为44.55 kHz, 50°C, 30 min,功率密度为1.2 W/cm3;金黄色葡萄球菌的最佳热超声灭活条件为38.79 kHz, 50°C, 30 min,功率密度相同。在这些条件下,大肠杆菌和金黄色葡萄球菌的预测对数分别降低3.3和2.8 CFU/mL。此外,在相同功率密度下,最佳热超声条件也使嗜热硬脂地杆菌内生孢子的对数减少了1.4 CFU/mL。这些降低具有统计学意义(P ≤ 0.05),并且表明预测数据与实验数据之间具有很强的拟合性,具有高决定系数(R²≥0.97)。当应用于牛奶时,与巴氏灭菌相比,优化的热超声处理导致细菌总数的更大减少。此外,与巴氏灭菌法相比,热超声法将当地鲜奶的保质期延长了14天,同时保持细菌总数和pH值低于印尼国家标准(SNI)阈值。
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引用次数: 0
Enhancement of antioxidant properties and gastrointestinal stability of instant soup powder through marine collagen peptide fortification 强化海洋胶原肽增强速溶汤粉的抗氧化性能和胃肠稳定性
Pub Date : 2026-01-24 DOI: 10.1016/j.foohum.2026.101042
Meenu Babu , Parvathy Unnikrishnan , Anokhi Chandrababu Kuttamparambath , Sarika Kunnath , Binsi Puthanpurakkalkizhakkethil Kamalamma
The growing demand for convenient, nutrient-rich foods has prompted investigation into functional ingredient fortification of instant food products. This study evaluated the effects of marine collagen peptide (MCP) fortification on the antioxidant capacity and gastrointestinal bioaccessibility of instant soup powder. Base mix soup powder (BMSP) was prepared from onion, corn flour, milk powder, spices, and vegetables, then fortified with 10 % (w/w) MCP to produce collagen peptide-fortified soup powder (CPFSP). Fortification significantly enhanced nutritional composition, increasing protein content from 3.63 % to 13.72 % (278 % increase) while reducing carbohydrate content from 82.61 % to 76.22 %. Scanning electron microscopy revealed that MCP fortification produced denser, more compact particle structures compared to BMSP. Fourier-transform infrared spectroscopy confirmed peptide incorporation through the appearance of characteristic amide II bands at 1519–1528 cm⁻¹ . CPFSP demonstrated significantly superior antioxidant activity across all assays, DPPH radical scavenging increased from 57.67 % to 60.68 % (p < 0.001), FRAP values increased from 0.822 to 0.913 mM ascorbic acid equivalents (p = 0.003), and ABTS scavenging increased from 35.81 % to 43.05 % (p < 0.001). In vitro gastrointestinal digestion revealed progressive enhancement of antioxidant activity in both formulations, with CPFSP demonstrating superior activity at all digestion stages: DPPH scavenging increased from 36.07 % (pre-digestion) to 60.75 % (after 3 h), representing 68.4 % enhancement, while BMSP increased from 28.75 % to 46.20 % (60.7 % enhancement). These results demonstrate that MCP fortification enhances both the intrinsic antioxidant properties and digestive bioaccessibility of instant soup powder, offering a promising approach for developing protein-rich, antioxidant-enhanced functional convenience foods.
对方便、营养丰富的食品日益增长的需求促使了对即食食品功能成分强化的研究。本研究评价了强化海洋胶原蛋白肽(MCP)对速溶汤粉抗氧化能力和胃肠道生物可及性的影响。以洋葱、玉米粉、奶粉、香料和蔬菜为原料制备基质汤粉(BMSP),再添加10 % (w/w)的MCP,得到胶原蛋白肽强化汤粉(CPFSP)。强化显著提高了营养成分,蛋白质含量从3.63 %增加到13.72 %(增加278 %),碳水化合物含量从82.61 %降低到76.22 %。扫描电镜显示,与BMSP相比,MCP强化产生了更致密、更紧凑的颗粒结构。傅里叶变换红外光谱通过1519-1528 cm(⁻¹ )的特征酰胺II带的出现证实了肽的掺入。CPFSP所有化验显示出了明显优越的抗氧化活性,DPPH自由基清除从57.67增加 % 60.68 % (p & lt; 0.001),收紧值从0.822增加到0.913 毫米抗坏血酸当量(p = 0.003),和abt清除从35.81增加 % 43.05 % (p & lt; 0.001)。体外胃肠道消化显示两种配方的抗氧化活性逐渐增强,CPFSP在所有消化阶段都表现出更强的活性:DPPH清除率从消化前的36.07 %增加到60.75 %(3 h后),提高了68.4% %,而BMSP从28.75 %增加到46.20 %(提高了60.7 %)。这些结果表明,强化MCP可提高速溶汤粉的内在抗氧化性能和消化生物可达性,为开发富含蛋白质、增强抗氧化剂的功能性方便食品提供了一条有希望的途径。
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引用次数: 0
Untargeted metabolomics reveals higher contaminant occurrences in mixed-grains of dairy cow feedstuff during wet season of tropical climate zone 非靶向代谢组学揭示了热带气候区湿润季节混合颗粒奶牛饲料中污染物发生率较高
Pub Date : 2026-01-24 DOI: 10.1016/j.foohum.2026.101044
H.A. Dyahyuningtyas , F.S. Aurum , M.F. Karimy , E. Damayanti , V.T. Rosyida , N. Ndraha , N. Fitrianto , T.H. Siregar , D. Dwiyitno , P. Pourazad , F. Penagos-Tabares , S. Aditya
To support milk production and quality, high-yielding dairy cows are normally fed using mixed-grains from nutritious sources. However, the contamination of those typical feeds often occurs along with the alteration of the season, including temperature and humidity changes. Therefore, the objective of this study was to compare natural biotoxin and other contaminants in mixed-grains of dairy cow’s foodstuff between wet and dry seasons of tropical climate zone using untargeted metabolomic approaches. A total of 40 samples of mixed-grains was divided into two groups; wet (WS; 20) and dry (DS; 20) seasons. Furthermore, data revealed that 321 compounds of mixed grain were identified, whereby 152 compounds showed significant difference between dry and wet seasons (P < 0.05). Data revealed the possible important compounds associated with feed/food safety issues, such as biotoxins and toxicants were more pronounced in mixed-grains during wet season. Higher biological compounds and biotoxins such as actinonin and embelin as well as allopumiliotoxin 267 A and aflatoxin were pointed under wet season (P < 0.05), respectively. Toxicants, like dodecylamine, caprolactam, crotetamide, azidamfenicol, and tridemorph showed significantly stronger in WS group compared to their counterparts (P < 0.05). Data suggests that a stronger alteration associated with potential toxin profiles of mixed-grains was noticeable in wet season compared to dry season, which could adversely affect on feed and food safety parameters. The wet season was found to pose a greater risk to feed-food safety compared to the dry season.
为了支持牛奶产量和质量,高产奶牛通常使用营养来源的混合谷物喂养。然而,这些典型饲料的污染往往伴随着季节的变化,包括温度和湿度的变化而发生。因此,本研究的目的是利用非靶向代谢组学方法比较热带气候区湿季和旱季奶牛混合谷物食品中的天然生物毒素和其他污染物。将40份杂粮样品分为两组;湿季(WS; 20)和干季(DS; 20)。此外,数据显示,共鉴定出321种混合谷物化合物,其中有152种化合物在干湿季节表现出显著差异(P <; 0.05)。数据显示,可能与饲料/食品安全问题相关的重要化合物,如生物毒素和毒物,在雨季混合谷物中更为明显。较高的生物化合物和生物毒素如actionin和embelin,以及异嘌呤毒素267 A和黄曲霉毒素在雨季被指出(P <; 0.05)。WS组毒性物质如十二胺、己内酰胺、克罗特胺、阿齐达芬尼考、甘道夫等明显强于其对应组(P <; 0.05)。数据表明,与旱季相比,雨季与混合谷物潜在毒素谱相关的变化更明显,这可能对饲料和食品安全参数产生不利影响。研究发现,与旱季相比,雨季对饲料食品安全构成更大的风险。
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引用次数: 0
Biofortified and functional rice: A critical review of nutritional enhancement and health benefits 生物强化和功能性大米:营养增强和健康益处的重要综述
Pub Date : 2026-01-22 DOI: 10.1016/j.foohum.2026.101040
Syaidahtull Naseha Ibrahim , MacDalyna Esther Ronie , Ahmad Hazim Abdul Aziz , Wolyna Pindi , Jumardi Roslan , Noor Atiqah Aizan Abdul Kadir , Mohd Sani Sarjadi , Mohamad Khairi Zainol , Asep Awaludin Prihanto , Nicky Rahmana Putra , Mohd Sabrie Salim , Hasmadi Mamat
Rice, the staple food for more than half of the world’s population, is predominantly consumed in polished form, which lacks essential micronutrients and contributes to hidden hunger. This review examines biofortification and functional rice development as sustainable methods to improve the nutritional and health-enhancing attributes of rice. Evidence from conventional breeding, genetic engineering, agricultural practices, and microbiological interventions is consolidated, focusing on the biofortification of iron, zinc, and vitamin A. Functional rice enriched with anthocyanins, resistant starch, proteins, and prebiotic or probiotic traits is also discussed, alongside nutrient bioavailability and the influence of processing methods such as fermentation, germination, and parboiling. Findings indicate that biofortified rice can helps mitigate micronutrient deficiencies, while functional rice provides additional advantages for the management of diabetes, cardiovascular disease, and gastrointestinal health. Nonetheless, challenges persist, particularly in nutrient absorption, regulatory approval, and consumer acceptance. Current evidence is restricted by insufficient biomarkers, contradictory findings in zinc studies, and an absence of long-term intervention trials, underscoring the need for further research and socio-economic integration.
大米是世界上一半以上人口的主食,但人们主要食用研磨过的大米,这种大米缺乏必需的微量营养素,导致隐性饥饿。本文综述了生物强化和功能水稻开发作为提高水稻营养和健康属性的可持续方法。来自传统育种、基因工程、农业实践和微生物干预的证据得到整合,重点关注铁、锌和维生素a的生物强化。此外,还讨论了富含花青素、抗性淀粉、蛋白质和益生元或益生菌特性的功能水稻,以及营养物质的生物利用度和发酵、发芽和煮熟等加工方法的影响。研究结果表明,生物强化大米可以帮助减轻微量营养素缺乏,而功能大米则为糖尿病、心血管疾病和胃肠道健康的管理提供了额外的优势。尽管如此,挑战依然存在,特别是在营养吸收、监管批准和消费者接受方面。目前的证据受到生物标志物不足、锌研究结果相互矛盾以及缺乏长期干预试验的限制,强调了进一步研究和社会经济整合的必要性。
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引用次数: 0
Ethanol-washed starch−curcumin complexes: Study of physicochemical properties and in vitro digestion kinetics 乙醇洗涤淀粉-姜黄素复合物:理化性质及体外消化动力学研究
Pub Date : 2026-01-21 DOI: 10.1016/j.foohum.2026.101039
Rachmawati Rachmawati , Hasnatul Khaira , Laila Nur Najmi Fathiyah , Delima Putri Pertiwi Sofyan , Albert J.J. Woortman , Katja Loos
Starch complexation with a hydrophobic molecule can be utilized to control starch release. This study investigated the effect of the initial amount of guest molecules on the properties of the resulting starch complexes and their in vitro digestion kinetics. The complexes were prepared without chemical modification of starch, and ethanol washing was used to improve the crystallinity and digestive resistance of the resulting complexes. The ethanol-washed starch−curcumin (SC) complexes between tapioca starch and curcumin were prepared by varying the concentration of curcumin to 10 %, 30 %, and 50 % (w/w, on the basis of the weight of starch), followed by washing with ethanol. The resulting complexes dispersed in water melted at 152−154 °C with an enthalpy of 12−15 J/g. They can form colloidal nanoparticles in water with a diameter of 55−84 nm. X-ray diffraction and scanning electron microscopy data revealed that the complexes were crystalline and capable of forming tubular-shaped morphologies with sizes of 2−28 µm in diameter and 4−262 µm in length. The kinetics of in vitro digestion of the complexes with the α-amylase enzyme fit the Weibull model for a fractal-like pseudo-first-order reaction. The complexes were digested more slowly and had more resistant starch (23−34 %) than native starch (13 %). These complexes were the most stable under basic conditions when subjected to ethanol rewashing. These results showed that the amount of added curcumin during initial complex formation affected the properties of the resulting complexes. In addition, the complexes were yellow, indicating that starch could encapsulate curcumin while retaining its coloring properties.
淀粉与疏水分子的络合可以用来控制淀粉的释放。本研究考察了客体分子初始量对淀粉复合物性质及其体外消化动力学的影响。制备的配合物无需对淀粉进行化学改性,并采用乙醇洗涤来提高配合物的结晶度和抗消化能力。将姜黄素的浓度分别调整为10 %、30 %和50 %(以淀粉质量为基础),然后用乙醇洗涤,制备了木薯淀粉与姜黄素之间的乙醇洗涤淀粉-姜黄素(SC)配合物。所得到的配合物分散在152 ~ 154℃的水中熔化,焓为12 ~ 15 J/g。它们可以在水中形成直径为55−84 nm的胶体纳米颗粒。x射线衍射和扫描电镜数据显示,配合物呈结晶状,能够形成直径为2−28 µm,长度为4−262 µm的管状结构。α-淀粉酶体外消化配合物的动力学符合分形拟一级反应的Weibull模型。与天然淀粉(13 %)相比,该配合物的消化速度更慢,抗性淀粉含量(23−34 %)更高。这些配合物经乙醇再洗后在基本条件下最稳定。这些结果表明,在初始络合物形成过程中加入姜黄素的量影响了所得到的络合物的性质。此外,配合物呈黄色,表明淀粉可以包裹姜黄素,同时保持其着色特性。
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引用次数: 0
Nutrient and phtochemical analysis of two varieties of sea buckthorn berries from Gilgit Baltistan, Pakistan 巴基斯坦吉尔吉特-巴尔蒂斯坦两种沙棘浆果的营养和光化学分析
Pub Date : 2026-01-20 DOI: 10.1016/j.foohum.2026.101020
Shamsher Ali , Shabbir Hussain , Murtaza Abbas Baig , Douglas Law , Kaniz Fatima , Rawish Fatima
Seabuckthorn berries have high nutritional content and therapeutic benefits. The study aimed quantitative investigation of nutrients contents and phytochemical composition of seabuckthorn red and yellow varieties collected from Gilgit-Baltistan, Pakistan. The analysis reveals the red variety exhibiting higher pH, total soluble solids and acidity than yellow variety. Organic acid profiling showed that yellow variety contained higher citric (2.00 %), malic acid (5.40 %) and total sugar content than red. Vitamin analysis indicated that yellow variety was richer in vitamin C (356.62 mg/100 g) and vitamin B2 (0.84 mg/100 g), while red contained more vitamin A (0.58 mg/100 g) and vitamin B1 (0.61 mg/100 g). Yellow had lower saturated fatty acids (23 %) and higher monounsaturated fatty acids (61 %) than red. Phenolic and flavonoid profiles of yellow had higher kaempferol and quercetin, while red had more gallic acid and ferulic acid. Yellow is also richer in phosphorus and iron, while red contains more potassium, calcium, and zinc. Both varieties exhibited high antioxidant activity, with DPPH scavenging values of 93.0 % (yellow) and 91.3 % (red). Toxicological analysis showed the concentration of heavy metals were found below the permissible limit. Furthermore, cytotoxicity assay showed that both variety exhibited no toxicity. Findings reveal seabuckthorn as a valuable dietary addition for functional food development, contributing to long-term health benefits for humans.
沙棘浆果具有很高的营养成分和治疗效益。本研究旨在定量研究采自巴基斯坦吉尔吉特-巴尔蒂斯坦的沙棘红色和黄色品种的营养成分和植物化学成分。分析表明,红色品种的pH值、总可溶性固形物和酸度均高于黄色品种。有机酸谱分析表明,黄色品种的柠檬酸(2.00 %)、苹果酸(5.40 %)和总糖含量高于红色品种。维生素分析表明,黄色品种维生素C含量较高(356.62 mg/100 g),维生素B2含量较高(0.84 mg/100 g),红色品种维生素A含量较高(0.58 mg/100 g),维生素B1含量较高(0.61 mg/100 g)。与红色相比,黄色含有较低的饱和脂肪酸(23 %)和较高的单不饱和脂肪酸(61 %)。黄色的酚类和类黄酮含量较高,山奈酚和槲皮素含量较高,而红色的没食子酸和阿魏酸含量较高。黄色含有更多的磷和铁,而红色含有更多的钾、钙和锌。两个品种均表现出较高的抗氧化活性,对DPPH的清除率分别为93.0 %(黄色)和91.3 %(红色)。毒理学分析显示,重金属浓度低于允许的限度。此外,细胞毒性试验表明,两个品种均无毒性。研究结果表明,沙棘是功能性食品开发中有价值的膳食添加剂,对人类的长期健康有益。
{"title":"Nutrient and phtochemical analysis of two varieties of sea buckthorn berries from Gilgit Baltistan, Pakistan","authors":"Shamsher Ali ,&nbsp;Shabbir Hussain ,&nbsp;Murtaza Abbas Baig ,&nbsp;Douglas Law ,&nbsp;Kaniz Fatima ,&nbsp;Rawish Fatima","doi":"10.1016/j.foohum.2026.101020","DOIUrl":"10.1016/j.foohum.2026.101020","url":null,"abstract":"<div><div>Seabuckthorn berries have high nutritional content and therapeutic benefits. The study aimed quantitative investigation of nutrients contents and phytochemical composition of seabuckthorn red and yellow varieties collected from Gilgit-Baltistan, Pakistan. The analysis reveals the red variety exhibiting higher pH, total soluble solids and acidity than yellow variety. Organic acid profiling showed that yellow variety contained higher citric (2.00 %), malic acid (5.40 %) and total sugar content than red. Vitamin analysis indicated that yellow variety was richer in vitamin C (356.62 mg/100 g) and vitamin B2 (0.84 mg/100 g), while red contained more vitamin A (0.58 mg/100 g) and vitamin B1 (0.61 mg/100 g). Yellow had lower saturated fatty acids (23 %) and higher monounsaturated fatty acids (61 %) than red. Phenolic and flavonoid profiles of yellow had higher kaempferol and quercetin, while red had more gallic acid and ferulic acid. Yellow is also richer in phosphorus and iron, while red contains more potassium, calcium, and zinc. Both varieties exhibited high antioxidant activity, with DPPH scavenging values of 93.0 % (yellow) and 91.3 % (red). Toxicological analysis showed the concentration of heavy metals were found below the permissible limit. Furthermore, cytotoxicity assay showed that both variety exhibited no toxicity. Findings reveal seabuckthorn as a valuable dietary addition for functional food development, contributing to long-term health benefits for humans.</div></div>","PeriodicalId":100543,"journal":{"name":"Food and Humanity","volume":"6 ","pages":"Article 101020"},"PeriodicalIF":0.0,"publicationDate":"2026-01-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"146022919","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}
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Food and Humanity
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