Advances Of Pharmacological Research On Carcinogenicity And Toxicity Of Areca Nut,
2019
College of Life Science, Jilin Normal University, Siping, Jilin 136000, China
Advances Of Pharmacological Research On Carcinogenicity And Toxicity Of Areca Nut, Luan Jian, Guo Di, Zhou Xiaofu
Food and Machinery
This review examines the research progresses on carcinogenicity and toxicity of areca nut in recent years. After summarizing the carcinogenic components, carcinogenicity and toxicity, and the relationship with the incidence of malignant cancers, the review focus on the mechanism of areca inducing cancer, especially oral cancer, and its reproductive toxicity and neurotoxicity. Finally, the review concentrates on providing references for the prevention and treatment of oral submucosal fibrosis, oral cancer and other malignant diseases.
Research Advance On Food Nano-Emulsion Delivery System,
2019
School of Agriculture and Biology, Shanghai Jiao Tong University, Shanghai 200240, China
Research Advance On Food Nano-Emulsion Delivery System, Li Jinan, Wu Yan, Hu Hao, Wu Xuejiao
Food and Machinery
Nano-emulsion is a kind of delivery system for functional ingredients, which can enhance the stability, solubility, and bioavailability of bioactive compounds. Several macromolecules such as polysaccharides and proteins can be used as emulsifiers to prepare nano-emulsion with high safety, which have great application potential in food industry. In this paper, the selection of core materials, oil phases and emulsifiers, and their effects on the characteristics of nano-emulsion were summarized, and the preparation methods, physicochemical properties and application prospect of nano-emulsion were.also discussed.
A Theoretical Model Of Underground Dipole Antennas For Communications In Internet Of Underground Things,
2019
Purdue University
A Theoretical Model Of Underground Dipole Antennas For Communications In Internet Of Underground Things, Abdul Salam, Mehmet C. Vuran, Xin Dong, Christos Argyropoulos, Suat Irmak
Computer Information Technology Faculty Publications
The realization of Internet of Underground Things (IOUT) relies on the establishment of reliable communication links, where the antenna becomes a major design component due to the significant impacts of soil. In this paper, a theoretical model is developed to capture the impacts of change of soil moisture on the return loss, resonant frequency, and bandwidth of a buried dipole antenna. Experiments are conducted in silty clay loam, sandy, and silt loam soil, to characterize the effects of soil, in an indoor testbed and field testbeds. It is shown that at subsurface burial depths (0.1-0.4m), change in soil moisture impacts …
Formation And Regulation Of 1,2-Dicarbonyl Compounds And Ages In Steamed Cakes,
2019
Ginling College, Nanjing Normal University, Nanjing, Jiangsu 210097, China
Formation And Regulation Of 1,2-Dicarbonyl Compounds And Ages In Steamed Cakes, Lu Yongling, Lu Min, Wang Xi, Lv Lishuang
Food and Machinery
In view of the formation of harmful products of Maillard reaction in baked foods, different recipes of steamed cakes (sugar type, oil type, cake acidity regulator and the ratio between egg white and yolk) were selected to analyze the changes of glyoxal (GO), methylglyoxal (MGO) and advanced glycation end products (AGEs) in cakes, and the inhibitory effects of natural flavonoids (geneistein and luteolin) were investigated. The results showed that fructose (hexacarbohydrate) produced the highest MGO, xylose (pentose) produced the highest GO, GO and MGO contents were the lowest in cakes produced by xylitol; The influence of oil on the production …
Stress Model And Fluid Solid Coupling Simulation Ofmicrocapsule In Simulated Intestine,
2019
School of Mechanical Engineering, Jiangnan University, Wuxi, Jiangsu 214122, China; Jiangsu ProvinceKey Laboratory of Advanced Food Manufacturing Equipment and Technology, Wuxi, Jiangsu 214122, China
Stress Model And Fluid Solid Coupling Simulation Ofmicrocapsule In Simulated Intestine, Li Xiao, Yu Jinghu, Qian Shanhua, Cao Shu
Food and Machinery
The theoretical of the stress of capsule was analyzed in viscous liquid environment. and studied the dynamic characteris-tics of magnetic drive capsules with different sizes of round and oval heads under fluid-solid coupling in intestinal environment. The effects on the capsule exercise stress were also studied from the gut dynamic viscosity, the capsule size and capsule shape by COMSOL. According to the principle of similar mechanical properties, using superelastic solid material, the intestinal fluid model and the intestinal wall model were designed by multiple factors and levels of numerical simulation experiments. Results: At the same level of dynamic viscosity and …
Effects Of Pomegranate Peel Polyphenols On Cholesterol Efflux And Related Protein Expression,
2019
College of Food Engineering and Nutrition Science, Shaanxi Normal University, Xian, Shaanxi 710119, China; College of Food and Bioengineering, Henan University of Science and Technology, Luoyang, Henan 471023, China
Effects Of Pomegranate Peel Polyphenols On Cholesterol Efflux And Related Protein Expression, Zhao Shengjuan, Xiang Jinle, Chen Shuxing, Fei Peng, Xu Yunfeng, Li Jianke
Food and Machinery
In order to explore the effects of pomegranate peel polyphenols (PPPs) on SR-B1 protein expression and cholesterol efflux, in this study, Raw264.7 macrophages derived from foam cells were used as the model to illuminate the effects of PPPs on cholesterol efflux mediated by HDL. Western blot method was used to analyze the expression of scavenger receptor B1 (SR-B1), acyl-coenzyme A1: cholesterol acyltransferase (ACAT1) and cholesteryl ester hydrolase (nCEH). Further, the activity changes of ACAT1 and nCEH were revealed. The results showed that PPPs promoted the HDL-mediated cholesterol efflux and up-regulated the expression of SR-B1 significantly (P＜0.05). In addition, the PPPs …
Comparison Of Fermentation Characteristics Between Clostridium Butyricum And Clostridium Tyroburicum,
2019
College of Agricultural Engineering and Food Science, Shandong University of Technology, Zibo, Shandong 255000, China
Comparison Of Fermentation Characteristics Between Clostridium Butyricum And Clostridium Tyroburicum, Wang Youling, Wei Zhujun, Liu Qing, Zhu Lilei, Xiao Haifang, Song Yuanda
Food and Machinery
In this study, three strains of Clostridium butyrate were isolated from human feces, pit mud and animal intestinal contents. Which were named as Clostridium butyricum NK, SY and RX respectively. The fermentation characteristics of C. butyricum NK, SY and RX and C. tyroburicum ATCC25755 grown in synthetic medium were compared. The results showed that the growth ability of C. butyricum NK and SY were strong. C. tyroburicum had higher butyric acid, but lower lactic acid-production than C. butyricum. Compared among the three different strains of C. butyricum, C. butyricum NK had a stronger ability to produce butyric acid, with the …
Effect Of Microwave Radiation On Acetic Acid And Ethyl Acetate In Luzhou-Flavor Liquor,
2019
College of Food and Bioengineering, Henan University of Science and Technology, Luoyang, Henan 471023, China
Effect Of Microwave Radiation On Acetic Acid And Ethyl Acetate In Luzhou-Flavor Liquor, Dai Jiahui, Liu Jianxue, Han Sihai, Li Xuan, Liu Jinke, Dong Xinluo, Li Peiyan, Xu Baocheng, Luo Denglin
Food and Machinery
Microwave irradiation was used to treat three kinds of luzhou-flavor liquors with different ages and qualities at different temperatures, and the contents of acetic acid and ethyl acetate in the liquor were measured every 20 min. The results showed that microwave irradiation could accelerate the reduction of acetic acid content in liquor, while ethyl acetate content increase with the extension of irradiation time. When the microwave irradiation time was between 20 and 100 min, the increasing trend showed an S-shaped curve. Through the fitting study, the logistic regression model could be used to describe the change of ethyl acetate during …
Preparation Of Gadolinium Metal Organic Framework And Its Application For Adsorption Of Phoxim,
2019
School of Chemistry and Food Engineering, Changsha University of Science and Technology, Changsha, Hunan 410114, China
Preparation Of Gadolinium Metal Organic Framework And Its Application For Adsorption Of Phoxim, Tang Xiong, Chen Maolong, Xu Zhou, Cheng Yunhui
Food and Machinery
Metal-organic-frameworks is a new type of porous crystal material which is assembled by metal ions and organic ligands. Gd-MOF was prepared by GdCl3·6H2O and H3BTC, and its adsorption performance for phoxim pesticides was inves-tigated. The results showed that Gd-MOF could effectively adsorb phoxim pesticides from water, and the saturated adsorption amount of phoxim was 33.5 mg/g. When Gd-MOF was 40~80 mg, the adsorption rate of phoxim could reached 90%; and in all pH range 3~7, there was a certain adsorption force on the phoxim table. It is speculated that the adsorption of phoxim by …
Flavor Components Of Fermented Coconut Milk Using Omics Technology Combined With Spme-Gc-Ms,
2019
College of Food Science and Technology, Hunan Agricultural University, Changsha, Hunan 410128, China; Hunan Provincial Key Laboratory of Food Science and Biotechnology, Changsha, Hunan 410128, China
Flavor Components Of Fermented Coconut Milk Using Omics Technology Combined With Spme-Gc-Ms, Lei Wenping, Zhou Hui, Zhou Xingrong, Wu Kun, Wu Ni, Song Yanfei, Liu Chengguo
Food and Machinery
In order to analyze the correlation between characteristic flavor components and sensory flavor of fermented coconut milk. Solid-phase micro extraction (SPME) combined with gas chromatography-mass spectrometry (GC-MS) was employed to analyze the volatile flavor compounds of fermented coconut, natural coconut milk and yogurt, respectively. The sensory properties of flavor were assessed, and the characteristic flavor of the fermented coconut milk was analyzed from the sensory and flavor substances in combination with the omics technology. The results showed that the sensory flavor characteristics of fermented coconut milk were higher in sweet, sour, coconut, milky, creamy and alcoholic sensory scores; the sweetness …
Analysis Of Aroma Compounds Of Fruit Wine Fermented With Enterobacter Xiangfang,
2019
Collegeo of Food Science and Technology, Hunan Agricultural University, Changsha, Hunan 410128, China
Analysis Of Aroma Compounds Of Fruit Wine Fermented With Enterobacter Xiangfang, Liu Xiaoyan, Zhou Hongli
Food and Machinery
The aromatic composition of fruit wines fermented with Enterobacter Xiangfang was analyzed by headspace solid phase micro-extraction (HS-SPME) coupled with gas chromatography-mass spectrometry (GC-MS). The results showed that the main aroma components produced by Enterobacter Xiangfang were phenylethanol, 3-methyl-1-butanol, 2-methyl-butanol and their corresponding acetates in the early fermentation stage, and heptaldehyde, 2,4,5-trimethyl-1,3-dioxolane, ethyl decanoate, ethyl octanoate, isobutyric acid and so on in the later fermentation stage. The main aroma components produced by yeast fermentation were ethyl decanoate, phenylethanol, ethyl octanoate, 2,4,5-trimethyl-1,3-dioxolane, 3-methyl-1-butanol, acetal, ethyl Dodecanoate and so on. Compared with yeast fermentation, Enterobacter Xiangfang fermentation not only had the basic …
Technology And Mechanism Of Decolorization For Brown Granulated Sugar By Magnesium Sulfate-Zinc Polysilicate Method,
2019
College of Biological and Chemical Engineering, Guangxi University of Science and Technology, Liuzhou, Guangxi 545006, China; Guangxi Key Laboratory of Green Processing of Sugar Resources, Guangxi University of Science and Technology, Liuzhou, Guangxi 545
Technology And Mechanism Of Decolorization For Brown Granulated Sugar By Magnesium Sulfate-Zinc Polysilicate Method, Li Weixia, Li Lijun, Yang Lanfeng, Mao Xiang, Cheng Hao
Food and Machinery
The effect and mechanism of decolorization were studied with magnesium sulfate and amphoteric 2% polysilicate zinc on the brown granulated syrup under high pH conditions. The factors and levels of response surface analysis were determined on the basis of single factor tests. The decolorization process was optimized by response surface analysis to obtain the optimum process conditions: magnesium sulfate of 500 mg/L, dosage of 2% silica polysilicic acid zinc of 1.57%, and pH 11. Under this condition, the decolorization rate reached 92.21%. The composites and sugar juice system were characterized by scanning electron microscopy (SEM) and potential analyzer. The results …
Effect Of The Polarity Of Simulated Liquid On Migration Of Antioxidants In Polypropylene,
2019
College of Food Science, South China Agricultural University, Guangzhou, Guangdong 510642, China
Effect Of The Polarity Of Simulated Liquid On Migration Of Antioxidants In Polypropylene, Liu Yueyue, Zhang Qinfa, Jian Tiantian, Mo Yicheng
Food and Machinery
The effects of the polarities of the simulated liquids were investigated on the migration of four antioxidants BHA, BHT, Irganox1076, and Irgafos168 migrated from polypropylene plastics to six different polar simulating solutions. Results, the solubility of antioxidant with polypropylene plastics was worse, the intermiscibility of antioxidant with simulated liquid was better, and the migration equilibrium distribution coefficient was higher. Beyond that, the closer the simulated liquid polarity was to polypropylene, the higher the migration diffusion coefficient was, and the smaller influence of molecular weight on the migration diffusion coefficient of antioxidants was. Conversely, the migration diffusion coefficient would be greatly …
Study On The Distribution Characteristics And Traceability Information Of Multi-Elements In Edible Bird's Nest,
2019
College of Food Engineering, Harbin University of Commerce, Harbin, Heilongjiang 150076, China; Chinese Academy of Inspection and Quarantine, Beijing 100176, China
Study On The Distribution Characteristics And Traceability Information Of Multi-Elements In Edible Bird's Nest, Ma Xueting, Zhang Jiukai, Chen Ying, Liang Jinzhong, Wang Nan, Ma Xiuli, Guo Boli
Food and Machinery
Forth-eight cup-shaped edible bird's nest (EBN) harvesting from natural cave and man-made house were collected from Malaysia and Indonesia to study the distribution characteristics and traceability of 27 elements in EBN. The inductively coupled plasma mass spectrometry (ICP-MS) was applied for the detection of multi-elements in EBN, and five macro-elements which distributed according to the rule of Na＞Ca＞Mg＞K＞P were found in EBN. Besides, in EBN, some essential trace elements (Fe, Cu, Zn, Mn, Mo, Co, Se, Cr), 3 light rare earth elements (LREE) and 2 heavy rare earth elements (HREE) also be detected. All of 27 elements in EBN is …
Discrimination Of Big Or Small Particle Coix Seed Varieties Based On The Major Nutrient Content,
2019
Institute for Agri-products Standards and Testing Technology, Shanghai 201403, China
Discrimination Of Big Or Small Particle Coix Seed Varieties Based On The Major Nutrient Content, Liu Xing, Fan Kai, Yang Junhua, Song Weiguo
Food and Machinery
Based on the crude fat, protein, amino acids and mineral element content of different areas big particle Coix seed (BCS) and small particle Coix seed (SCS), this paper analyzed whether there was a difference on the major nutrient content between BCS and SCS by using analysis of variance, and discriminated the BCS and SCS by using principal component analysis (PCA) and support vector machine (SVM). The results indicated that the nutrient contents measured in this text of SCS were higher than or not significant difference from those of BCS except the crude fat, Mg, and Al content. The characteristic variables …
Detection Of Diethylstilbestrol Residues In Duck Meat Usingsurface-Enhanced Raman Spectroscopy,
2019
Optics-Electrics Application of Biomaterials Lab, College of Engineering, Jiangxi Agricultural University, Nanchang, Jiangxi 330045, China
Detection Of Diethylstilbestrol Residues In Duck Meat Usingsurface-Enhanced Raman Spectroscopy, Tao Jinjiang, Pan Guigen, Liu Muhua, Yuan Haichao, Zhao Jinhui
Food and Machinery
An approach based on surface-enhanced Raman spectroscopy (SERS) was developed to rapidly detect the diethylstilbestrol residues in duck meat in this study. Firstly, the single factor analysis method was adopted to determine the optimal amounts of sodium citrate, Au nanoparticles, duck meat extract containing diethylstilbestrol and magnesium sulfate solution, as well as the optimal measurement time. The quantitative analysis model for the detection of DES residues in duck meat was established after a simple pretreatment for duck meat was done. Thereafter, based on the basis of the above study, the linear equation with minimum detection concentration of 0.5 mg/L was …
Establishment Of Amoxicillin Content Detection Method In Milk By Surface Enhanced Raman Spectroscopy,
2019
Jiangxi Agricultural University School of Food Science and Engineering, Nanchang, Jiangxi 330045, China
Establishment Of Amoxicillin Content Detection Method In Milk By Surface Enhanced Raman Spectroscopy, Li Haimin, Liang Qi, Chen Weiping, Du Juan
Food and Machinery
In this study, the silver colloid solution biosynthesized by Lilium casa blanca petals powders was used as the Surface-enhanced Raman Scattering (SERS) active substrate to establish a SERS detection method for amoxicillin content in milk. The effect of the concentration of silver colloid solution, the volume ratio of silver colloid solution and amoxicillin solution, and the addition of sodium chloride on SERS detection were investigated to optimize the detection conditions. The results showed that, under the conditions of the concentration of silver colloid solution of 106.04 μg/mL, with the volume ratio of silver colloid solution and amoxicillin solution of 4:1, …
Nondestructive Determination Of Reconstituted Tobacco Paper Base Based By X Ray Method,
2019
Zhengzhou Tobacco Research of CNTC, Zhengzhou, Henan 450001, China
Nondestructive Determination Of Reconstituted Tobacco Paper Base Based By X Ray Method, Zhu Hongfu, Du Jinsong, Chang Jiheng, Fan Xinshun, Tian Xiaohui, Wang Jiashao, Lu Duanfeng
Food and Machinery
The reconstituted tobacco paper base with different ratios was determined by X-ray grammage instrument. The effect of tube voltage on repeatability，sensitivity and detection limit of the instrument was analyzed.The results show that tube voltage 6 000 V is more suitable for the determination about the grammage of the reconstituted tobacco paper base;and it is found that the grammage indication value has a high linear relationship with the grammage measured value about the reconstituted tobacco paper base with different ratios，and the established linear regression model with determination coefficient over 0.99，and the predicted maximum relative deviation less than 1%. The reconstituted tobacco …
The Optimization Of Food Safety Regulation Model Based On Economic Analysis,
2019
Party School of CPC Ningbo, Ningbo, Zhejiang 315012, China
The Optimization Of Food Safety Regulation Model Based On Economic Analysis, Liang Liang
Food and Machinery
The discussion on food safety regulation has been limited to the protection of the rights and interests of the parties concerned and the legitimacy analysis of the food safety incidents itself. However, the mode of food safety supervision centered on legality has been difficult to bear the demands of modern administration, maintaining social order and promoting social welfare. Using cost benefit analysis, A-A 'and other economic analysis methods, reasonably set up the main body of food safety regulation, reasonably select the opportunity of food safety supervision, and rationally use the control tools of food safety, to promote the optimization of …
Research On Dynamic Characteristics Of Globoidal Indexing Cam Mechanism,
2019
Jiangsu Key Laboratory of Advanced Food Manufacturig Equipment and Technology, Jiangnan University, Wuxi, Jiangsu 214122, China
Research On Dynamic Characteristics Of Globoidal Indexing Cam Mechanism, Liu Chao, He Xueming, Huang Hainan, Chen Xiaofei
Food and Machinery
Globoidal indexing cam mechanism is one of indexing mechanism with excellent performance.It has the advantages of high speed，large stiffness and strong bearing capacity. In this paper, based on the three-dimensional model of globoidal cam mechanism established by bi-cubic B-spline surface algorithm, a rigid-flexible coupling dynamic model is established with ADAMS software, and its kinematics analysis is carried out to verify the correctness of the model. Meanwhile，the mechanism is simulated and analyzed under different motion parameters, and the curves of angular acceleration and contact force under different parameters are obtained. The analysis of the curve of angular acceleration and contact force …
