Optimization Of Hot Air Vacuum Freeze Drying For Eurotus Eryngii,
2017
Shool of Resources and Environmental Engineering, Anhui University, Anhui, Hefei 230601, China; Industry Technology Research and Development Center for Chinese Medicinal Materials, Anhui University, Anhui, Hefei 230601, China
Optimization Of Hot Air Vacuum Freeze Drying For Eurotus Eryngii, Sun Cui, Wang Yu, Sheng Xiaorui, Li Kuokuo
Food and Machinery
In order to increasing the drying speed, quality and energy consumption in the for Eurotus eryngii drying, the effects were studied, of from the hot-air temperature, hot-air time and vacuum freeze-drying time,on drying rate, sense judgment, rehydration ratio and Amino acids by using the Box-Behnken optimal design. Based on the experimental data, the response surface methodology was employed for the muli-variable experiments and the regression model was established. The optimal parameters were obtained as follows: hot air drying temperature 50 ℃, hot air drying time is 60 min, and the vacuum freeze-drying time is 10 h. The combined drying method …
The Role Of Quorum Sensing In Biofilm Formation Of Foodborne Micro-Organism,
2017
Food College Sichuan Agricultural University, Ya’an, Sichuan 625014, China
The Role Of Quorum Sensing In Biofilm Formation Of Foodborne Micro-Organism, Zhang Guoli, Ao Xiaolin, Liu Shuliang
Food and Machinery
The biofilm is a multicellular group structure formed by numerous gathered microorganism which adheres on the surfaces. This phenomenon is widespread in a variety of foodborne micro-organism, and it is important for food processing and security. Quorum sensing (QS) has been proven to be an important factor in the formation of biofilm. In this review, the regulation function of QS in the biofilm formation of several kinds of foodborne bacteria and fungi was discussed, and this would provide reference to biofilm control and utilization in food processing.
Antimicrobial Peptides And Its Application In The Control Of Fruit And Vegetable Diseases,
2017
College of Food Science, Southwest University, Chongqing 400715, China
Antimicrobial Peptides And Its Application In The Control Of Fruit And Vegetable Diseases, Wang Wenjun, Zeng Kaifang, Deng Lili, Yao Shixiang
Food and Machinery
Antimicrobial peptides are widely present in the organism, which are gene-encoded, ribosomal synthesized polypeptides. Antimicrobial peptides have anti bacteria, fungi, viruses and other biological functions. They are the important part of non-specific immune function of organism. With the development of the research on the antimicrobial peptides, they are expected to be excellent substitutes for antibiotics, fungicides. This review briefly introduces the classification, mechanism and application in the control of fruits and vegetables diseases of antimicrobial peptides, and prospects the problems existing in the research and widely application.
Thermal Drying Methods Of Yeast And The Ways To Improve The Activity,
2017
College of Food Science, Southwest University, Chongqing 400715, China
Thermal Drying Methods Of Yeast And The Ways To Improve The Activity, Zhang Hongyan, Zeng Kaifang, Zhou Yahan, Deng Lili, Yao Shixiang
Food and Machinery
Drying the yeast cells into a dormant state, that is, preparing solid active dry yeast, and the active dry yeast is convenient for transport and storage, and widely used in the fields of wine making, baking, biological control and so on. During the process of preparing active dry yeast, drying the yeast is an important step. It was introduced that the thermal drying methods, including drying methods of using vacuum, spray, and fluidized bed, which are economical, high in feasibility, low energy consumption, and can be preserve for a long time. Moreover, the factors affect the activity of dry yeast …
Research Progress Of New Formaldehyde Scavengers In Food Products,
2017
College of Science and Technology,Shanghai Ocean University, Shanghai 201306, China
Research Progress Of New Formaldehyde Scavengers In Food Products, Chen Xifeng, Tao Ningping, Xu Changhua, Gu Dongchen
Food and Machinery
This article briefly describes the source and the harm of formaldehyde in food and its effects on food quality. The types of formaldehyde scavenger in food and the study of complex formaldehyde scavenger in recent years were systematically introduced. And provided the basis for selecting the suitable formaldehyde scavenger in the future, and looked forward to the environmental protection and high efficient research direction of the new formaldehyde scavenger.
Research Progress In Functional Nutrients And Biological Activities Of Hibiscus Syriacus L.,
2017
College of Landscape Architecture, Central South University of Forestry and Technology, Changsha, Hunan 410004, China
Research Progress In Functional Nutrients And Biological Activities Of Hibiscus Syriacus L., Zhang Wenyan, Wang Xiaohong, Li Anping, Feng Binyi
Food and Machinery
Hibiscus syriacus L. is a kind of ornamental plants with abundant functional nutrients and bioactive substances. The domestic and overseas research progress of functional nutrients and bioactive extracts of H. syriacus L were reviewed. Moreover, its function of extracts and the development status of related products were summarized, and the relative development and utilization prospect were prospected. Our study would provide theoretical basis for the comprehensive development and utilization of Hibiscus syriacus L.
Effect Of The Cassava Flour On Qualities And Texture Characteristics Of Biscuits During Storage,
2017
Agro-Food Science and Technology Research Institute, Guangxi Academy of Agricultural Sciences, Nanning, Guangxi 530007, China; Guangxi Crop Genetic Improvement and Biotechnology Laboratory, Nanning, Guangxi 530007, China
Effect Of The Cassava Flour On Qualities And Texture Characteristics Of Biscuits During Storage, Li Mingjuan, Zhang Yayuan, You Xiangrong, Sun Jian, Yan Huabing, Qin Meiying, Wan Gying, Li Zhichun, Wei Ping, Zhou Kui
Food and Machinery
The paper focused on the effect of the cassava flour on the qualities and texture characteristics of biscuits during storage, different proportion of cassava flour instead of low-gluten flour was made biscuits, and evaluated the physical and texture indexes of the products. The results showed that the brightness of biscuits add the cassava flour was decreased, colour and lustre was turned yellow. The cassava flour could reduce the moisture content and water absorp-tion, improved the brittleness of biscuits during storage. Thereinto, the biscuits during storage had the lowest moisture content, chewiness, hardness, and the highest brittleness when the cassava flour …
Microstructure Of Rabbit-Skin Collagen And Influences Of Different Factors On Its Aggregation,
2017
College of Food Science, Southwest University, Chongqing 400715, China
Microstructure Of Rabbit-Skin Collagen And Influences Of Different Factors On Its Aggregation, Ma Mingsi, Zhang Yuhao, Ma Liang, Wang Xuemeng, Han Shuang, Zhang Xiaojie
Food and Machinery
In this study, UV spectroscopy, Fourier transform infrared spectroscopy and scanning electron microscopy, were used to study the microstructure of rabbit-skin collagen, respectively. The effects of temperature, collagen concentration, pH value and ionic strength on aggregation properties of collage were also studied. The results of UV spectroscopy and Fourier transform infrared spectroscopy showed that the absorption peak and the corresponding wavelength in accordance with the characteristics of type Ⅰ collagen. Moreover, the results of scanning electron microscopy showed that the collagen was irregular dense sheet film, partially wrinkled on the surface. Furthermore, the results of aggregation properties of rabbit-skin collagen …
Originalitytrend Of Global Food Packaging Design From “Pentawards” Prizewinning Works,
2017
School of Art and Design, Changsha University of Science and Technology, Changsha, Hunan 410114, China
Originalitytrend Of Global Food Packaging Design From “Pentawards” Prizewinning Works, Li Li, Chen Hong
Food and Machinery
To select the prizewinning works in food and beverage kind in Pentawards International Packaging Design Contest from 2010 to 2016, comprehensively analyzes the pictures, characters, colors, packaging materials and technology of packaging works, and explores the characteristics and development trend of global food packaging originality design in recent years. The results show are as the following: in pictures, the food packaging originality prefers flatting and abstraction, and return of hand-drawn illustration; in colors, it prefers the application of gradients, monochrome and dedicated color; in characters, the characters modularization, handwriting and a sans-serif font will become design trend; in materials, adequate …
Effect Of Electron Beam Irradiation On Storage Quality And Physicochemical Properties Of Rice,
2017
State Key Laboratory of Food Science and Technology, Jiangnan University, Wuxi, Jiangsu 214122, China; National Engineering Laboratory for Cereal Fermentation Technology, Wuxi, Jiangsu 214122, China; School of Food Science and Technology, Jiangnan Univers
Effect Of Electron Beam Irradiation On Storage Quality And Physicochemical Properties Of Rice, Yang Dan, Luo Xiaohu, Qi Lijun, Wang Ren, Wang Li, Li Yanan, Li Ke, Zhang Yuwei, Chen Zhengxing
Food and Machinery
To study the freshness and quality changes after electron beam irradiation in three different forms, include paddy, brown rice, milled rice, during storage , taking the fresh late japonica rice was selected as raw material. The effect of electron beam irradiation on paddy, brown rice and milled rice based on the doses of 0, 2, 4 kGy was studied, including the effects on moisture content, color, fatty acid value, viscosity value and taste value. Results indicated that the paddy, brown rice, milled rice at 2, 4 kGy irradiated doses compared to the corresponding non-irradiated sample, moisture content, whiteness, redness and …
Effects Of Different Heat Treatment On Oxidordeuctase Activity Of Walnut Kernel,
2017
College of Light Industry, Textile and Food Engineering, Sichuan University, Chengdu, Sichuan 610065, China
Effects Of Different Heat Treatment On Oxidordeuctase Activity Of Walnut Kernel, Wu Qiuhao, Jia Lirong, Chen Ante, Zhang Xi, Huang Rongrong, Liu Xuebin, Wang Ping
Food and Machinery
Effects of microwave, far-infrared heating and hot-air treatment on enzyme activity of walnut kernels were investigated. After undergoing different strength of microwave, far-infrared ray and hot-air, the activity of lipoxygenase activity (LOX), peroxidase (POD) and hydrogenperoxidase (CAT) in walnut kernels were determined. The results showed that microwave, far-infrared heating and hot-air treatment could inhibit the activity of LOX, POD and CAT effectively. The conditions of three heat processing were optimized as follows, i.e. treated at 385 W microwave for 3 min, 90 ℃ far-infrared heating for 30 min, or 90 ℃ hot-air treatment for 90 min, respectively.
Optimization Oflow 3-Mcpd Wheat Gluten Protein Hydrolysate By Response Surface Methodology,
2017
Beijing High-tech Innovation Centre of Food Nutrition and Human Health, Beijing 100048, China; Laboratory of Molecular Sensory Science, Beijing Technology and Business University, Beijing 100048, China
Optimization Oflow 3-Mcpd Wheat Gluten Protein Hydrolysate By Response Surface Methodology, Guo Qingya, Song Huanlu, Chai Dan, Chen Ying, Luo Huanzhen, Yang Ping
Food and Machinery
Given the high quality wheat gluten protein, the hydrolysis conditions including hydrochloric acid concentration, hydrolysis time and solid-liquid ratio were optimized with the degree of hydrolysis, umami amino acids (aspartic and glutamic acid) as indices using hydrochloric acid, and the processing technique was expatiated. Moreover, 3-monochloropropane-1,2-diol (3-MCPD) combining with acidolysis process was measured and sensory evaluation assessment team was organized to do the sensory evaluation of hydrolyzed vegetable protein under different conditions. Additionally, the optimum preparation was selected. Finally, on the basis of single factor experiment, the response surface of the 3 level design (Box-Behnken design) was used by degree …
Towards The Development Of A Sustainable Soya Bean-Based Feedstock For Aquaculture,
2017
University of Nebraska-Lincoln
Towards The Development Of A Sustainable Soya Bean-Based Feedstock For Aquaculture, Hyunwoo Park, Steven Weier, Fareha Razvi, Pamela A. Peña, Neil A. Sims, Jennica Lowell, Cory Hungate, Karma Kissinger, Gavin Key, Paul Fraser, Jonathan Napier, Edgar B. Cahoon, Thomas Clemente
Center for Plant Science Innovation: Faculty Publications
Soya bean (Glycine max (L.) Merr.) is sought after for both its oil and protein components. Genetic approaches to add value to either component are ongoing efforts in soya bean breeding and molecular biology programmes. The former is the primary vegetable oil consumed in the world. Hence, its primary usage is in direct human consumption. As a means to increase its utility in feed applications, thereby expanding the market of soya bean coproducts, we investigated the simultaneous displacement of marine ingredients in aquafeeds with soya bean-based protein and a high Omega-3 fatty acid soya bean oil, enriched with alpha-linolenic …
Determination Of Nitrite In Food By Using Headspace-Gas Chromatography,
2017
Xiangtan Institute for Food and Drug Control, Xiangtan, Hunan 411100, China
Determination Of Nitrite In Food By Using Headspace-Gas Chromatography, He Hao, Chen Xingying, Sun Yingqiu, Zhao Juan
Food and Machinery
The determination of nitrite content in drinking water, smoked bamboo shoot, grandmother food and roasted ear tip was studied by using headspace-gas chromatography, and a fast, accurate and quantitative detection method of nitrite was established. The reaction mechanism of this method was deduced, and the relative products were validated by the headspace gas chromatography-mass spectrometry. The sample solution of smoked bamboo shoot, grandmother food and roasted ear tip were analyzed after crushing, boiling water extraction, precipitation and filtration, and then sodium cyclamate and sulfuric acid solution were added to pretreated sample. Diazo reaction was reacted in headspace bottle at 50 …
Development Of A Combining Sterilization Equipment Of High Pressure Carbon Dioxide Treatment And Ultra-High Pressure Homogenization Treatment,
2017
School of Life Sciences, Shandong Normal University, Jinan, Shandong 250014, China
Development Of A Combining Sterilization Equipment Of High Pressure Carbon Dioxide Treatment And Ultra-High Pressure Homogenization Treatment, Sun Yanlin, Su Shupeng, Han Liying, Jiang Shu
Food and Machinery
High pressure carbon dioxide treatment (HPCD) and ultra-high pressure homogenization treatment (HPH) are promising non-thermal sterilization technologies. A new type of combining sterilization technology of HPCD and HPH was developed to enhance the sterilization capabilities. The working principles, characteristics, structural components of the combining sterilization technologies were introduced systematically, and the physical prototype was developed. These three sterilization technologies were evaluated by comparing the inactivation of Saccharomyces cerevisiae, and the test results showed that the combining sterilization technology was better than that of the single one.
The Application Of Phosphate In Wheat Based Products,
2017
School of Food Science and Technology in Jiangnan University, Wuxi, Jiangsu 214122, China
The Application Of Phosphate In Wheat Based Products, Wang Li, Chen Min, Zhao Junfeng, Qian Haifeng, Zhang Hui, Qi Xiguang
Food and Machinery
Phosphate is a kind of food additive, which can improve the quality of food. It is widely used in all fields of food industry and plays an important role in the production of wheat based products. In this paper, the basic characteristics of phosphate were introduced, and the application and mechanism of phosphates in flour products were also summarized. Furthermore, the problems of its application and the corresponding suggestions were proposed.
Present Situation, Problems And Countermeasures Of Agricultural Scientific And Technological Innovation In China,
2017
The College of Economics and Management, China Agricultural University, Beijing 100083, China
Present Situation, Problems And Countermeasures Of Agricultural Scientific And Technological Innovation In China, Hu Yi, Chen Fang, Yi Jianyong, Zhang Zhenghe, Wang Jing, Mo Yingjie
Food and Machinery
The present situation of agricultural science and technology innovation activities in China were expounded in this paper, and the characteristics of various innovation subjects, especially based on the universities was pointed out. Simultaneously, the current problems of agricultural technology innovation system were also analyzed, including the lack of innovation capability and financial support, the difficulty of technology promotion and transformation, and the imperfect of service platform. Finally, some practical and feasible policy were proposed in order to improve the agricultural technology innovation system. We suggested that government should support the technology innovation in agricultural enterprises and improve the evaluation mechanism …
Comparative Research On Different Emulsifiers In Chinese And Japanese Flour Based Pound Cake Batter Systems,
2017
State Key of Food Science and Technology, Jiangnan University, Wuxi, Jiangsu 214122, China; MagiBake International Co., Ltd., Wuxi, Jiangsu 214131, China
Comparative Research On Different Emulsifiers In Chinese And Japanese Flour Based Pound Cake Batter Systems, Wang Feng, Chen Cheng, Yang Zixuan, Hao Yuehui, Jin Weize, Chen Junmin, Huang Weining, Akihiro Ogawa
Food and Machinery
The effect of the different emulsifiers on rheological and thermodynamical properties of the Chinese and Japanese flour based pound cake batter systems was investigated. Results showed that the specific gravity of cake batter containing 10%MFC changed the most. The specific volume of cake increased significantly as the addition of MFC increased. The bubble distribution of cake batter containing MFC was more uniform, and the emulsion system had greater stability. The hardness of the cake containing 7.5% was equivalent to that of the cake containing 5% SP. The cake product with 10% MFC addition had best sensory scores and best anti-retrogradation …
Multiple Mutation Breeding Of Aspergillus Oryzae With High Protease Activity In Soy Sauce Fermentation,
2017
College of Chemical &Bioengineering, Changsha University of Science &Technology, Changsha, Hunan 410004, China
Multiple Mutation Breeding Of Aspergillus Oryzae With High Protease Activity In Soy Sauce Fermentation, Ye Jing, Jiang Xuewei, Luo Xiaoming, Zhou Shangting, Yang Zijiang, Jiang Xiaohong, Li Yaobo
Food and Machinery
The original strain of Aspergillus oryzae CS3.03 isolated from koji powder was treated with the composite mutagen UV-DES. The mutants were screened with the method of casein plate and agar block. According to re-screening results detecting with the method of Folin-phenol, and the better screening means was found. At the same time, the fermentation ability of high protease activity mutants were tested in the state of low-salt solid-state fermentation technology, and the genetic stability of the best was tested by repeated multiplying. The results showed that the screening efficiency of agar block method was significantly higher than casein plate method. …
Study On Phosphorylated Modification And Properties Of Pasteurized Egg White,
2017
College of Food Engineering, Harbin University of Commerce, Harbin, Heilongjiang 150076, China
Study On Phosphorylated Modification And Properties Of Pasteurized Egg White, Zhang Gensheng, Li Tingting, Ding Jian, Chang Hong, Wang Rui, Chi Tianqi, Tang Min
Food and Machinery
Pasteurized egg white was used as raw material and modified by sodium tripolyphosphate (STP). The optimum conditions for the phosphorylation of egg white were determined by single factor and orthogonal test, for the reaction pH 7.5, the amount of STP 4%, the reaction temperature 40 ℃, and the reaction time 4 h. Under the optimal conditions, the degree of phosphoryl-ation reached 50.96 mg/g. The low-field nuclear magnetic resonance (LF-NMR) was used to observe the binding of proteins to water during the process. The results showed that the solubility, water - holding capacity, foaming property and emulsifying property of egg albumin …
