Harold Corke

Guangdong Technion - Israel Institute of Technology · Biotechnology and Food Engineering

Polysaccharides are widely present in nature, such as dietary fibers and starch. Natural polysaccharides have been a topic of growing attention in the field of food and medicine over the past decades. Previous studies reported that some natural polysaccharides possess multiple health benefits, such as antioxidant, anti-diabetic, anti-obesity, anti-...

Listeria monocytogenes is a foodborne pathogen, with relatively low incidence but high case-fatality. Phytochemicals have been recognized as a promising antimicrobial agent as an alternative to synthetic chemicals due to their safety and high efficacy with multi-target sites. This study identified and characterized a novel antibacterial agent, dehy...

Multidrug-resistant (MDR) Staphylococcus aureus and its biofilm formation have been challenging to control in milk and dairy industries. Biofilms formed by Staph. aureus may result in the failure of antibacterial agents and disinfectants to penetrate the biofilm in an attempt to control contamination. Novel natural antibacterial agents are required...

https://www.frontiersin.org/research-topics/28790/discovery-of-novel-plant-derived-compounds-with-antibacterial-actions-against-antibiotic-resistant-b

Link: https://www.frontiersin.org/research-topics/22841/interactions-between-natural-polysaccharides-and-gut-microbiota About this Research Topic Polysaccharides are widely present in nature, such as dietary fibers and starch. Natural polysaccharides have been a topic of growing attention in the field of food and medicine over the past decades. Pr...

Hull-less barley kernels and their isolated starches were irradiated under different microwave conditions (power 640, 720, and 800 W, time 60, 120 and 180 s) and changes in rheological properties and molecular structures were studied. Steady shear rheological results showed that, as the microwave energy input increased, K values decreased and n val...

Potassium alum (PA) is commonly used as an improver for quality of potato starch noodles (PSN). However, PA poses health risks to consumers, thus making it imperative to seek substitutes for Al³⁺. In this study, effects of rice starch addition on quality of PSN were investigated. Scanning electron microscopy revealed that addition of low‐amylose ri...

This study was proposed to investigate the possibility of co-delivering essential oils and lipophilic nutrients via lecithin stabilized emulsions. Emulsions with different droplet sizes (62.5-105 nm), zeta potentials (-33.7 to -58.6 mV), and PdI values (0.155-0.275) were successfully prepared. Incorporation of curcumin into emulsions significantly...

Waxy, normal and high‐amylose maize starches were subjected to heat‐moisture treatment (HMT) and then added to wheat flour (WF) in different ratios (1%, 5% and 10%). The properties of blends and their cooked noodles were studied to investigate the effects of HMT starches. The incorporation of HMT starch in WF led to an increase in swelling power, p...

Effect of polishing condition during milling of rice on the properties of rice starch was investigated. Waxy, low- and high-amylose rice were polished with different milling speeds (750, 950 and 1050 r/min) and milling durations (20, 40 and 60 s) to obtain polished rice. Rice starches were extracted from the polished rice. Swelling power and solubi...

Hydrogels, polymeric network materials, are capable of swelling and holding the bulk of water in their three-dimensional structures upon swelling. In recent years, hydrogels have witnessed increased attention in food and biomedical applications. In this paper, the available literature related to the design concepts, types, functionalities, and appl...

Rutin is one of the most common dietary polyphenols found in vegetables, fruits, and other plants. It is metabolized by the mammalian gut microbiota and absorbed from the intestines, and becomes bioavailable in the form of conjugated metabolites. Rutin exhibits a plethora of bioactive properties, making it an extremely promising phytochemical. Nume...

Many phenolic compounds serve as natural antioxidants by preventing food oxidation and oxidative stress in the body. In this study, antioxidant compounds were extracted from five peanut cultivars. Samples were evaluated for their total phenolic content, total flavonoid content, antioxidant activities using 2,2′-diphenyl-1-picrylhydrazyl radical (DP...

This study characterised the textural and rheological behaviour of blends of rice (waxy, low‐ and high‐amylose) and potato (waxy and normal) starch. Blends of potato starch with rice starch in the ratios of 100:0, 80:20, 60:40, 40:60, 20:80 and 0:100 were tested. Addition of rice starch (except high‐amylose rice starch) greatly increased the swelli...

In this study, waxy or normal potato starches (WPS or NPS) were blended with waxy, low-amylose or high-amylose rice starch (WRS, LARS or HARS) in different ratios (100:0, 80:20, 60:40, 40:60, 20:80 and 0:100). Pasting profiles of blends were additively between those of the component starches separately except for some mixtures of WRS and potato sta...

In this study, waxy or normal potato starches (WPS or NPS) were blended with waxy, low-amylose or high-amylose rice starch (WRS, LARS or HARS) in different ratios (100:0, 80:20, 60:40, 40:60, 20:80 and 0:100). Pasting profiles of blends were additively between those of the component starches separately except for some mixtures of WRS and potato sta...

Excessive use of antibiotics has led to the emergence of multidrug-resistant bacteria that are a serious threat to human health. There is a need to develop efficient antibacterial agents to address this problem. Tannins are high molecular weight (MW) polyphenols (500−30,000 Da), distributed throughout the plant kingdom. Tannins are one of the major...

In this study, the phenolic profiles and bioactivities (antioxidant and antiproliferative activities) of turmeric extracts obtained by ultrasound-assisted extraction (UAE) and conventional solvent extraction (CSE) were compared. The results showed that UAE and CSE had significant effects (p < 0.05) on phenolic composition, antioxidant activities, a...

Excessive use of antibiotics has led to the emergence of multidrug-resistant bacteria that are a serious threat to human health. There is a need to develop efficient antibacterial agents to address this problem. Tannins are high molecular weight (MW) polyphenols (500−30,000 Da), distributed throughout the plant kingdom. Tannins are one of the major...

In this study, the feasibility of improving the extraction yield of green tea antioxidant polyphenols by the combination of ultrasound-assisted extraction (UAE) and deep eutectic solvents (DESs) was investigated. Choline chloride (ChCl)-glycerol was selected as the best DES among 12 ChCl-based DESs to extract tea antioxidant polyphenols. Subsequent...

Mung beans (Vigna radiata L.) are important dietary grain legumes. Phenolic compounds in soluble and bound fractions of 9 mung bean varieties from Sri Lanka were studied. Significant variations in total phenolic contents of the soluble and bound fractions of the varieties were obtained. Vitexin and isovitexin were the major phenolic compounds in th...

The global volatile signature of Vespolina wines from different vintages was established using solid‐phase microextraction combined with gas chromatography–mass spectrometry (HS‐SPME/GC‐qMS). Wines were also characterised in terms of bioactive compounds (such as individual polyphenols, biogenic amines and their precursors) by high‐performance liqui...

Waxy and non-waxy hull-less barley kernels and their isolated starches were irradiated under different microwave conditions (power 640, 720, and 800 W, time 60, 120 and 180 s). Changes in physicochemical properties were studied to investigate the effects of microwave irradiation (MWI) on in-kernel starches and isolated starches. For in-kernel starc...

We review recent applications of atomic force microscopy (AFM) to characterize microstructural and textural properties of food materials. Based on interaction between probe and sample, AFM can image in three dimensions with nanoscale resolution especially in the vertical orientation. When the scanning probe is used as an indenter, mechanical featur...

Waxy maize (a standard starch of normal granule size) and five small granule starches from different botanical sources (rice, wheat B type, oat, quinoa and amaranth) were subjected to 2-octenyl-1-succinic anhydride (OSA) modification. Changes of pasting, gel texture, thermal and rheological properties were investigated. Different small granule star...

Starch granule-surface proteins (SGSPs) and granule-channel proteins (SGCPs) are granule-associated proteins (SGAPs), which have been found to be distributed on the surface and channels of starch granules, respectively. To investigate the impacts of SGAPs on α-amylase hydrolysis of starch, SGCPs or SGAPs of waxy, low and high amylose rice starches...

In recent years, the development and application of plant proteins have drawn increasing scientific and industrial interests. Pea (Pisum sativum L.) is an important source of high‐quality vegetable protein in the human diet. Its protein components are generally considered hypoallergenic, and many studies have highlighted the health benefits associa...

Starch granule-associated proteins (SGAPs) include granule-surface proteins (SGSPs) and granule-channel proteins (SGCPs). To investigate impacts of SGAPs on amyloglucosidase (AMG) hydrolysis, waxy and non-waxy rice starches had their SGCPs or SGAPs removed. Removal of SGAPs or SGCPs did not affect morphology and amylopectin chain distribution but d...

Antioxidant, anti-proliferative activities, and phytochemical profiles of common bean extracts were measured and compared in 10 common bean cultivars. Among the cultivars, a Yunnan cultivar (YN-1) contained the highest total phenolic content (423 mg GAE/100 g dw), total flavonoid content (252 mg CE/100 g dw), total proanthocyanidin content (295 mg...

Novel alternative antibacterial compounds have been persistently explored from plants as natural sources to overcome antibiotic resistance leading to serious foodborne bacterial illnesses. In this study, the ethanolic extracts from 239 traditional Chinese medicinal plants (TCMP)' materials were screened to discover promising candidates that have st...

In recent decades, reduced antimicrobial effectiveness, increased bacterial infection, and newly emerged microbial resistance have become global public issues, leading to an urgent need to find effective strategies to counteract these problems. Strategies targeting bacterial virulence factors rather than bacterial survival have attracted increasing...

Background Curcumin has gained increasing attention in recent years due to its biological properties and photosensitivity. Curcumin-mediated photodynamic therapy has been used in antibacterial and anticancer applications. Considering the importance and rapid advances in curcumin-mediated photodynamic treatments and its related beneficial functions...

Staphylococcus aureus, a foodborne pathogen, poses serious problems to the food industries owing to biofilm formation, and over 25% of the foodborne illnesses in China have been attributed to S. aureus only. Phytochemicals are widely used as anti-biofilm agents with promising efficacy, and most of them are widely available and safe. This study repo...

In this study, the phytochemical and essential oil profiles, and bioactivities of an underutilized wild fruit Cili (Rosa roxburghii) were analyzed. Cili fruit was found to have higher antioxidant activities, ascorbic acid content (122 mg LAA/g DW), total phenolics (173 mg GAE/g DW), and total flavonoids (34.5 mg CE/g DW) than 11 selected common fru...

In this study, starch was isolated from 13 genotypes of 12 Lycoris species, and the morphology, granule size distribution and physicochemical properties, including apparent amylose content (AAC), Rapid Visco Analyzer (RVA) pasting properties, textural properties, thermal and retrogradation properties were characterized. The majority of starch granu...

The effects of resveratrol (RSV) addition on quality of fractionated wheat flour and the corresponding cooked white‐salted noodles were investigated. Commercial wheat flour was fractionated into four particle size groups, that is <45, 45–65, 65–105 and >105 μm. RSV was incorporated into the fractionated flour at three different levels. Swelling pow...

Riboflavin, also known as vitamin B2, plays an important role in human cell metabolism and participates in various redox reactions and in energy utilization. In this study, 90 riboflavin-producing lactic acid bacteria (LAB) were screened out from pickle juices. The yields of riboflavin in these LAB were about 0.096–0.700 mg/L, and one strain, Lacto...

Spicy foods are very popular in many countries of the world, but there is still a lack of a simple and intuitive unit to characterize the pungency degree of spicy foods. In this study, the pungency degrees of Spicy Hotpot were evaluated by a large-scale consumer testing, and six levels of pungency degree were graded and connected with contents of m...

Objectives: Biofilms formed by a well-known foodborne pathogen Staphylococcus aureus pose a serious problem to the food industry. Biofilms characterized by the presence of extracellular polymeric substances confer protection to the bacterial cells within them from harsh environment, antimicrobial agents, and disinfectants. According to recent studi...

Tea is widely consumed all over the world. Generally, tea is divided into six categories: White, green, yellow, oolong, black, and dark teas, based on the fermentation degree. Tea contains abundant phytochemicals, such as polyphenols, pigments, polysaccharides, alkaloids, free amino acids, and saponins. However, the bioavailability of tea phytochem...

Pea (Pisum sativum L.) is an important source of high-quality protein in the human diet. Pea protein or its hydrolyzed peptides possess good nutritional values, such as antioxidant, antihypertensive, anti-inflammatory, lowering cholesterol, and modulating intestinal bacteria activities, as well as various physicochemical properties, including solub...

刺梨果（Rosa roxburghii）是一种未得到充分开发利用的蔷薇科野生果实，主要分布于中国的西南地区。目前为止，关于刺梨果营养价值和健康益处的研究还较少，这在一定程度上限制了刺梨果的开发应用。因此，本研究主要研究刺梨果的植物化学成分及其抗氧化、抗菌和抗癌生物活性，并与11种常见水果蔬菜进行比较，以突出刺梨果的营养价值和健康益处。相比于其他的11种蔬菜水果，刺梨果具有更强的抗氧化活性并富含维生素C（122 mg LAA/g DW）、多酚(173 mg GAE/g DW）和黄酮类化合物（34.5 mg CE/g DW）。为了进一步明确这些活性化合物的成分，本文采用液相色谱质谱联用技术分析了刺梨果乙醇提取物中的活性化合物并鉴定出30种化合物。本研究还应用气相色谱质谱联用法分析了刺梨果挥发油的...

摘 要 绿豆是一种富含蛋白质、淀粉、脂肪酸和矿物质等多种营养成分的豆类，而且具有解毒、抗氧化等健康益处。这些健康益处可能与绿豆的生物活性化合物有关，特别是多酚、黄酮类化合物。我们系统评价了来自斯里兰卡的9种绿豆中游离、结合状态的总酚含量和体外抗氧化活性，结果表明，各品种中游离和结合状态的总酚含量及其抗氧化活性存在较大差异，并且结合多酚提取物对抗氧化活性的贡献达到34.7 - 56.0%。通过UPLC-QTOF-MS分析，初步鉴定出绿豆中的16种酚类化合物，比如二氢山奈酚-O-己糖苷、儿茶素-O-己糖苷、二氢槲皮素-O-己糖苷、山奈酚-O-己糖苷、三羟基黄酮-O-鼠李糖苷、菊苣苷等。最后，运用HPLC定量绿豆中的主要多酚，发现碳苷黄酮牡荆素和异牡荆素是各品种中可溶和结合多酚中的最主要酚类化合物...

食源性细菌，尤其是耐药菌引起的疾病对公共健康造成了极大的威胁。天然植物来源的活性成分具有开发成为抗菌药物替代物的潜力。本研究系统评价了239种中草药乙醇提取物对多重耐药金黄色葡萄球菌的抑菌活性以及细胞毒性。通过抑菌圈实验发现，74种中草药乙醇提取物对多重耐药金黄色葡萄球菌具有良好的抑制效果，抑菌圈直径大于15 mm。其中，抑菌圈直径大于20 mm的中草药有16种，分别是五倍子、救必应、旋复花、玄胡、木蝴蝶、大青叶、诃子、透骨草、儿茶、降香、没食子、鸡血藤、冬凌草、丹参、秦皮、黄莲、仙鹤草和黄柏，它们的最低抑菌浓度和最低杀菌浓度分别是0.1-12.5 mg/mL和0.39-25 mg/mL。另外，这16种中草药对人包皮成纤维细胞的细胞毒性，除透骨草（LC50 > 100 µg/mL）和降香（L...

The reduced meat consumption in the dietary behaviors of global consumers has been increasing due to the concerns about the wellbeing from health aspects. The consumption of plant protein-based diet leads to the reduction in the risk of stroke, heart disease, and cancers. Therefore, the replacement of meat protein with plant protein in the human di...

Background and objective Generally, most milled rice is consumed as cooked grain. Nevertheless, a steady increase in new processes and products involving rice flour as a fundamental ingredient can be observed, which imposes a need for deeper knowledge of the properties of milled rice flours. The objective of this study is to investigate the effects...

The objective of this study was to investigate the effect of starch granule-associated proteins on the physicochemical properties of waxy, low-amylose rice and high-amylose rice starch. Starch granule-channel proteins (GCP) and total starch granule-associated proteins (tSGAP) were selectively removed. Extraction of GCP was responsible for increases...

Waxy, low‐ and high‐amylose rice were cooked at different temperatures (50, 70, 90 °C) for different times (15, 30, 45 min). The microscopic, rheological and gel textural properties of resultant flours were investigated. There was a coarser and discontinuous honeycomb‐like structure with formation of pores in rice flour with greater cooking degree....

The present study investigated the effects of tannase and ultrasound treatment on the bioactive compounds and antioxidant activity of green tea extract. The single-factor experiments and the response surface methodology were conducted to study the effects of parameters on antioxidant activity of green tea extract. The highest antioxidant activity w...

Background Obesity is a leading contributor to numerous diseases, such as diabetes mellitus, cardiovascular diseases, and cancers. Therefore, seeking effective and safe approaches to control obesity is essential. Gut microbiota has been demonstrated to play a critical role in the occurrence of obesity via the regulation of energy metabolism. The co...

Gelatinization, pasting, digestibility and estimated glycaemic index of six high amylose rice varieties differing in length/width ratio were studied. Amylose content ranged narrowly (27.8–29.1%). Resistant starch content ranged from 0.44% to 1.4%. In contrast to gelatinisation enthalpy, gelatinisation temperature (GT) ranged narrowly (76.7–77.4 °C)...

Garlic (Allium sativum L.) is a widely consumed spice in the world. Garlic contains diverse bioactive compounds, such as allicin, alliin, diallyl sulfide, diallyl disulfide, diallyl trisulfide, ajoene, and S-allyl-cysteine. Substantial studies have shown that garlic and its bioactive constituents exhibit antioxidant, anti-inflammatory, antibacteria...

Konjac glucomannan (KGM) is a dietary fibre with potential to be used as a fat-replacer in Mozzarella cheese. The functional properties (texture, free oil, meltability and stretch performance) of full-fat cheese control (FFC), low-fat cheese control (LFC), skimmed cheese control (SKC), low-fat cheese with KGM (LF-KGM) and skimmed cheese with KGM (S...

In this study, response surface methodology (RSM) and two artificial neural networks (ANN), multi-layer perceptron (MLP) and radial basis function (RBF), were used for the first time to model and optimize the extraction conditions of phenolic compounds in kidney beans in order to compare and establish effective prediction models. A total of 40 expe...

Cardiovascular diseases (CVDs) are critical global public health issues with high morbidity and mortality. Epidemiological studies have revealed that regular tea drinking is inversely associated with the risk of CVDs. Additionally, substantial in vitro and in vivo experimental studies have shown that tea and its bioactive compounds are effective in...

Ginger (Zingiber officinale Roscoe) is a common and widely used spice. It is rich in various chemical constituents, including phenolic compounds, terpenes, polysaccharides, lipids, organic acids, and raw fibers. The health benefits of ginger are mainly attributed to its phenolic compounds, such as gingerols and shogaols. Accumulated investigations...

Although spice extracts are well known to exhibit antibacterial properties, there is lack of a comprehensive evaluation of the antibacterial effect of spices against antibiotic-resistant bacteria. In the present study, ethanolic extracts from a total of 67 spices were comprehensively investigated for their in vitro antibacterial activities by agar...

The feasibility of improving the extraction rate of common bean antioxidants by ultrasonic treatment was investigated. Scanning electron microscopy (SEM) and spectrum Fourier transform infrared spectrophotometer (FT-IR) analysis revealed that ultrasonic treatment substantially altered the cellular structure of common bean seed, resulting in increas...

In this study, 34 Chinese foxtail millet germplasm accessions (cultivars and breeding lines) were characterized for starch physicochemical properties including apparent amylose content, and gel textural, RVA pasting, thermal and retrogradation properties. The relationships among 21 starch parameters were discussed based on correlation analysis and...

Starch granule-associated proteins (SGAPs) including granule-surface proteins and granule-channel proteins in waxy, low- and high-amylose rice starch were extracted and identified. The in vitro digestibility of starch was investigated before and after the extraction of granule-channel proteins or total SGAPs. The results showed that 10 types of maj...

Epigallocatechin gallate (EGCG) is a natural phenolic compound found in many plants, especially in green tea, which is a popular and restorative beverage with many claimed health benefits such as antioxidant, anti-cancer, anti-microbial, anti-diabetic, and anti-obesity activities. Despite its great curative potential, the poor bioavailability of EG...

Diverse peanut varieties are widely cultivated in China. However, few studies have investigated the effects of germination on the phenolic profiles and antioxidant activities of specific Chinese peanut cultivars. Therefore, this study was conducted to evaluate the effects of germination on total phenolic content (TPC), total flavonoid content (TFC)...

This chapter discusses some of the key concepts related to the use of starchy grains or grain fractions in food products. It is not a review of starch chemistry, but uses case studies to illustrate the following key ideas: (1) there are immense genetic variations in the properties of starch, both at the species level (e.g. comparing maize with rice...

Tea and coffee are caffeinated beverages commonly consumed around the world in daily life. Tea from Camellia sinensis is widely available and is a good source of caffeine and other bioactive compounds (e.g., polyphenols and carotenoids). Other tea-like beverages, such as those from the genus Ilex, the large-leaved Kudingcha (Ilex latifolia Thunb an...

Background: Carvacrol is an aromatic phenolic terpenoid widely existing in the volatile oils of thyme, oregano, and some other aromatic plants. Recent studies have found that carvacrol possesses excellent antibacterial activity. In order to provide an updated information about the antibacterial potentials of carvacrol, herein, we summarized recent...

Sprouted grains are widely consumed all over the world. Through simple sprouting procedures, many grains, including cereals and legumes, can develop improved nutritional value(s) in a short time. Understanding the main bioactive compounds of sprouted grains can be helpful to better utilize the sprouted grains as functional foods. Herein, we summari...

The broad and often indiscriminate use of antimicrobials in human and veterinary medicine and in agriculture for non-therapeutic purposes resulted in the widespread antimicrobial resistance problem. Consequently, many first-line antibacterial agents have become ineffective. It is, therefore, necessary and urgent to discover novel antibacterial agen...

Common bean (Phaseolus vulgaris L.) is one of the most important grain legumes worldwide. Polyphenols are the predominant bioactive components with multifold bioactivities in diverse common bean cultivars. Phenolic acids, flavonoids, and proanthocyanidins are the main polyphenols in common beans, and colorful common beans are overall rich in polyph...

The properties of flour from polished rice that had been subjected to various milling conditions were investigated. Waxy, low- and high-amylose rice were milled at different speeds (1050, 950, and 750 r/min) for different durations (20, 40 and 60 s). The swelling power was increased with milling duration and speed compared to brown rice flour. The...

Both polyphenols and probiotics have beneficial effects on the human body, so it might be beneficial to develop new functional-enhanced food products containing both components. This study investigated the interactions between pomegranate peel polyphenols and Lactobacillus (L.) acidophilus in milk fermentation. There was no inhibitory effect of pom...

Phenolic rich extracts from edible plants exhibit antimicrobial ability against various pathogens, however, their effects on probiotic bacteria have been much less investigated. This study, therefore, investigated and compared the effects of phenolic rich extracts from six dietary spices and medicinal herbs (Padang cassia, Chinese cassia, oregano,...

Changes in the properties of cooked rice under various cooking conditions were investigated. Waxy, low-, and high-amylose rice were subjected to treatment with different cooking temperatures (50, 70, 90 °C) for different cooking times (15, 30, 45 min). The results showed that cooking greatly increased the swelling behavior of waxy rice but decrease...

This study aims to investigate the stability, microstructure and rheological properties of konjac glucomannan (KGM)/zein mixed systems in different mixing ratios. A phase diagram was established by centrifugation and visual observation. KGM/zein could form a stable homogeneous dispersion with appropriate mixing formula, and the particle size in mix...

Konjac glucomannan (KGM) is a natural polysaccharide with several favorable nutritional characteristics, and exhibits functional properties as a potential fat-replacer in dairy products. In our study, composition, color and browning (L*, a* and b* before and after heating), and textural characteristics of low-fat and skimmed Mozzarella cheese with...

The red sword bean (Canavalia gladiata) is an underutilized edible bean cultivated in China. It was previously found to have the highest content of antioxidant polyphenols among 42 edible beans, mainly gallic acid, and gallotannins in its red bean coat, an apparently unique characteristic among edible beans. In this study, the main phenolic compoun...

Brown rice presently attracts a growing number of customers due to its perceived health benefits, but its cooking properties differ from white rice. This study aimed to investigate the relationship between physicochemical properties and cooking properties of brown rice and white rice. Brown rice samples generally had higher thousand kernel weight,...

An improved preparation method of konjac glucomannan-ethyl cellulose (KGM-EC) composite film was adopted to allow hydrophobic contents (EC) varying from 0% to 85.7% in the films, and may be explained by emulsification effect of both KGM and EC. Scanning electron microscopy images supported that all blend films had homogenous microstructures without...

豆 类 是 人类 膳 食 营 养 的 重 要 组 成 成 分 ， 并 且 具 有 多 种 健 康 作 用 。 豆 类 多 酚是 贡 献其 健 康 作 用 的 重 要 活 性 成 分之 一。 为 了 对 豆 类 多 酚 有 一 个 更 加 全 面 深 入 的 了 解 ， 我 们 首 先 系 统 评 价 了 ４２ 种 豆 类 的 游 离 和 结 合 总 酚 含 量 、 总 黄 酮 含量 以 及 它 们 的 体 外 抗 氧 化 活 性 。 结 果 发 现 ， 不 同 豆 类 的 总 酚 、 总 黄 玥 含 量 以 及 Ｆ ＲＡ Ｐ 和 ＡＢＴＳ 抗 氧 化 活 性 差 别 很 大 。 同大 部 分 蔬 菜 水 果 的 多 酚 组 成 相 比 ， 许 多 豆 类 含 有 大 量 的 结 合 多 酚...

Edible beans are important dietary components for human nutrition and health, and their diverse reported health benefits can be at least partly associated with their bioactive polyphenols. In order to provide a better understanding of phenolic components in edible beans, we first systematically investigated the phenolic contents and in vitro antiox...

Functional and digestible properties of starches isolated from four mung bean varieties were investigated. Amylose content ranged from 37 to 42 %. Gelatinization temperature and enthalpy were ranged 71.4-73.8 °C and 14.1-16.7 J/g, respectively. The extent of amylopectin retrogradation ranged from 3.5 to 6.6 %. Peak viscosity, hot paste viscosity, b...

A series of konjac glucomannan (KGM)/zein blend films were successfully prepared with zein in proportions 0–30%. The hydrophobicity of blend films were significantly stronger than pure KGM film, indicated by increased contact angle, swelling and solubility properties, and moisture absorption. Moreover, other properties including mechanical, thermal...

Germination is a promising bioprocessing technique to enhance bioactive components and bioactivities in edible seeds. Herein, the germinated black wheat was cultivated at a period of eight days, and the influences of germination on its antioxidant capacity and phenolic profiles were investigated. It was interesting to find that the bound extracts o...

Konjac glucomannan (KGM) has potential to contribute functional properties to dairy products, but mixtures containing a sufficient amount of KGM and milk may show undesirable appearance because of incompatibility between the polymers. Thus, the effects of KGM solution (with concentration of 0.1, 0.5, 1.0, 1.5, 2.0 and 2.5%) on the stability and pha...

Rice eating and cooking quality is largely determined by starch physicochemical properties. The diverse accessions in the USDA rice mini-core collection (URMC) facilitate extensive association analysis of starch physicochemical properties with molecular markers specific to starch biosynthesis related genes. To identify significant trait-marker asso...

There is a long history of using fermentation in food production. Edible seeds, such as certain beans and cereal grains, are important in the human diet and provide many health benefits. Various microbes, such as lactic acid bacteria, molds, and yeasts, considered as generally recognized as safe (GRAS) microbes, are commonly used to ferment edible...

Coix, Coix lacryma-jobi L., is a minor cereal grain crop closely related to maize. Originating in Asia, it has special importance in traditional Chinese medicine. As a starchy grain (with waxy and normal genotypes available), it has properties suitable for processing into a range of food types. Active medicinal components of coix grain include coix...