Study On Extraction, Purification And Antioxidation Property Of Polysaccharide In Eleocharis Tuberosa Peel,
2016
College of Chemistry and Chemical Engineering, Neijiang Normal University, Neijiang, Sichuan 641112, China; Key Laboratory of Fruit Waste Treatment and Resource Recycling, Neijiang, Sichuan 641112, China
Study On Extraction, Purification And Antioxidation Property Of Polysaccharide In Eleocharis Tuberosa Peel, Wang Jianhong, Yuan Wei, Han Pingdong
Food and Machinery
With dried Eleocharis Tuberosa peel as raw materials, polysaccharide in eleocharis tuberosa peel was extracted by ultrasonic-assisted complex enzyme. Influence of ultrasonic power, ultrasonic treatment temperature, ultrasonic treatment time, complex enzymatic constituent, amount of complex enzyme, on extraction of polysaccharide, were studied. The polysaccharide in Eleocharis Tuberosa peel was purified by water dissolution and ethanol precipitation. The structure of polysaccharide was characterized by IR. Antioxidation property of polysaccharide in Eleocharis Tuberosa peel was determined by UV-VIS spectrophotometer. The result showed that the optimal extraction condition of polysaccharide in Eleocharis Tuberosa peel, were ultrasonic power of 280 W, ultrasonic treatment temperature …
Optimization On Extraction Of Polysaccharides From Seeds Of Citrus Grandis Using Surfactant Assisited Ultrasonic Extraction,
2016
Department of Biochemistry, Hunan University of Science and Engineering, Yongzhou, Hunan 425199, China; Key Laboratory of Comprehensive Utilization of Advantage Plants Resources in Hunan South, Hunan University of Science and Engineering, Yongzhou, Hunan
Optimization On Extraction Of Polysaccharides From Seeds Of Citrus Grandis Using Surfactant Assisited Ultrasonic Extraction, Chen Tiebi, Zhao Changhui, He Fulin, Deng Shengguo, Deng Xinbei
Food and Machinery
Polysaccharide was extracted from seeds of Citrus Grandis in Jiangyong using ultrasonic-assisted surfactant extraction. Based on the results of single-factor designs, three important factors including extraction temperature, extraction time and solid/liquid ratio were considered in the extraction process by the response Surface Method (RSM) with the Box-Behnken Design method. The results showed that the optimum extraction condition was as follows: ultrasound pretreated time of 4 min, extracting time of 50 min, extracting temperature of 71 ℃, SLS addition of 1.5%, and a ratio of solid/liquid of 1∶20 g/mL. The extraction yield of the polysaccharide could reach 4.69%.
Supercritical Fluid Extraction And Quality Analysis Of Perilla Seed Oil,
2016
Hunan Agricultural Product Processing Institute, Changsha, Hunan 410125, China
Supercritical Fluid Extraction And Quality Analysis Of Perilla Seed Oil, Fu Fuhua, Pan Zhaoping, Xie Qiutao, Shang Xuebo
Food and Machinery
Orthogonal experiment was employed to optimize the extraction of linolenic acid from perilla seed by supercritical carbon dioxide extraction and the effects were investigated, such as extraction pressure, temperature, time and CO2 flow rate on main fatty acid composition contents. The results showed that the contents of palmitic acid and stearic acid were negatively correlated with extraction pressure and time, had a change trend of descend firstly then ascend coinciding with temperature and CO2 flow rate. Because the contents of oleic acid and linoleic acid had a change trend of descend firstly then ascend coinciding with CO2 …
Study On Preparation Of Camellia Seed Oil Microcapsule By Complex Coacervation,
2016
Key Laboratory of Southwest Mountain Forest Resources Conservation and Utilization, Southwest Forestry University, Kunming， Yunnan 650224, China
Study On Preparation Of Camellia Seed Oil Microcapsule By Complex Coacervation, Fan Fangyu, Jiang Shengwang, Cao Yin, Kan Huan, Liu Yun, Guo Lei
Food and Machinery
Using gelatin and arabic gum as the wall material, studied the production process of camellia seed oil microcapsule by complex coacervation. The preparation conditions were determined by observing the morphology of microcapsules and the embedding rate. The orthogonal experiment was carried out to determine the optimum conditions, storage conditions were determined by cumulative release experiments. It was demonstrated that microcapsules are round and well disperse in the high embedding rate conditions; the embedding rate was 88.49% when the complex coacervation was carried as following conditions with the wall material concentration 3%, the ratio of core material to wall material 1∶3, …
Optimization On Processing Of Curdlan And Alcalase To Chilled Prepared Beef,
2016
School of Bio and Food Engineering, Chuzhou University, Chuzhou, Anhui 239000, China
Optimization On Processing Of Curdlan And Alcalase To Chilled Prepared Beef, Long Men, Men Jiali, Zhan Ge, Du Qingfei, Zhou Di, Cai Huazhen
Food and Machinery
Fresh beef was used to study the effects of Curdlan and alcalase on shear force, cooking loss and sensory quality of chilled prepared beef, then the process was optimized. The result showed that, compared the control, Curdlan could has significant effect on the shear force, cooking loss and sensory quality of chilled prepared beef (P<0.05), but no significant on protein and alcalase had a significant hydrolysis of myofibrillar protein. Different level of Curdlan and alcalase had a significant (P<0.05) impact on the shear force, cooking loss of chilled prepared beef and could improve the sensory quality significantly (P<0.05). At last, the best tender process was Curdlan 5.43 mg/g, Alcalase 4.29 U/g and curing time 73.4 h from response surface results by quadratic regression and through the result of verification test, and the shear force, cooking loss, sensory evaluation was (0.96±0.006) kg, (19.96±0.36)%, 92.81±0.75, respectively. The relative error is less than 5%, which compared with the theoretical value. Then, the processes were accurate and apply to chilled prepared beef.
Optimization On Conditions Of Debittering Of Fresh Squeezed Lemon Juice By Using Macroporousrisin,
2016
Institute of Agro-Products Processing Science and Technology, Sichuan Academy of Agricultural Sciences, Chengdu, Sichuan 610066, China
Optimization On Conditions Of Debittering Of Fresh Squeezed Lemon Juice By Using Macroporousrisin, Gao Jia, Zhu Yongqing, He Hongyu, Luo Fangyao, Huang Chi
Food and Machinery
The optimal process conditions for R6 macroporous resin on industrial freshly squeezed lemon juice has been investigated, through one-factor-at-a-time tests and response surface analyasis based on Box-Behnken design. The results showed that all debitterizingconditions under investigation influenced seriously the naringin and limonin in lemon juice. Under the optimal debitterizing conditions, i.e. 4 g/100 g of resin, adsorption at 31 ℃ for 47 min, rotation at 120 r/min in juice pH 3.0±0.5 solutions, the actual debitterizing rate of naringin and limonin were 84.50% and 40.62% respectively, and this was close to the predicted value. Naringin and limonin contents in lemon juice …
Optimization Of Radish Pickle Microwave Sterilization Process,
2016
College of Food Science, Sichuan Agricultural University, Yaan, Sichuan 625014, China
Optimization Of Radish Pickle Microwave Sterilization Process, Chen Shujuan, Chen Anjun, He Li, Liu Shuliang
Food and Machinery
The effects of microwave sterilization process on the quality of radish pickle were studied. Three factors of microwave power, sterilization time and sterilization temperature were chosen for the orthogonal test via single factor experiment. The optimum processing conditions confirmed by the orthogonal test was microwave power at 750 W, sterilization for 8min, setting temperature of instrument at 60 ℃. The results showed that the different conditions, i.e. sterilization temperature, microwave power and sterilization time, influenced the quality of radish pickle decreasing systematically. Moreover, sterilization temperature and microwave power influenced in the quality of radish pickle significantly (P＜0.05). Vc content, nitrite …
Research Progress On Application Of Slurry Ice For Aquatic Products Preservation,
2016
College of Food Science & Technology, Shanghai Ocean University, Shanghai 201306, China; Shanghai Engineering Research Center of Aquatic Product Processing and Preservation, Shanghai 201306, China
Research Progress On Application Of Slurry Ice For Aquatic Products Preservation, Zhang Wanjun, Lan Weiqing, Xiao Lei, Zhao Hongqiang, Xie Jing
Food and Machinery
In this paper, the research and application situation of ice slurry for the preservation of aquatic products in recent years at home and abroad were introduced. Compared with traditional ice, the characteristics, preparation method and the application of ice slurry in the field of food preservation were analyzed systematically. The main problem and suggestions for improvement were also given so as to expand the commercial application and provide the theoretical basis for slurry ice.
Stability Of “Shell-Core” Micelles Formed By Amphiphilic Polysaccharides,
2016
College of Food Science, Southwest University, Chongqing 400715, China
Stability Of “Shell-Core” Micelles Formed By Amphiphilic Polysaccharides, Xiang Zhuoya, Zhao Guohua, Ye Fayin, Lv Xia
Food and Machinery
In recent years, the amphiphilic polysaccharide as the carrier of lipophilic components has become a research hotspot in food science. In the aqueous system, the soluble amphiphilic polysaccharide can self-aggregate to form the shell-core structure with the hydrophobic moieties forming the core of the micelle and the hydrophilic moieties forming the corona. The structural characteristic is the basis of the function of the micelle. Therefore, it is very important for practical application to maintain or stabilize the structure of the micelle. In this review, it describes the amphiphilic polysaccharide micelle stability, inter-molecular force, influence factors (structural factors and environmental factors) …
Comparable Analysis Of Nutrition And Functional Active Ingredients In Different Varieties Of Tartary Buckwheat,
2016
Academy of State Administration of Grain, Beijing 100037, China; Tianjin University of Science and Technology, Tianjin 300457, China
Comparable Analysis Of Nutrition And Functional Active Ingredients In Different Varieties Of Tartary Buckwheat, Wang Shixia, Li Xiaorui, Yun Tingting, Yao Yang, Ren Guixing, Qi Wentao
Food and Machinery
The components of nutritional and functional ingredients in 7 kinds of tartary buckwheat were detected and comparable analysis in this paper. The mean contents of basic components (moisture and ash)，nutritional compositions (amino acid, fatty acid, starch and protein) and functional active ingredient (flavonoids, polyphenols and rutin) in 7 kinds of tartary buckwheat were determined. The starch contents varied from 60.23% to 65.44%, and there were no significant difference between different varieties, while the differences of slowly digestible and resistant starch (RS) starch (SDS) were large. The protein contents varied from 11.80% and 15.83% and no difference were found among different …
Research On Optimization Method Of Sensor Array Based On Electronic Tongue Identification,
2016
Guangdong Polytechnic of Industry and Commerce, Guangzhou, Guangdong 510510, China
Research On Optimization Method Of Sensor Array Based On Electronic Tongue Identification, Wang Yanfen
Food and Machinery
This paper introduces the development status of the technology of electronic tongue in food detection, expounds the structure and working principle of electronic tongue; investigates the sensor types and characteristics, discusses the electronic tongue in food and beverage identify sensor array optimization process and the method of analysis, and then makes comprehensive comparison of various methods, aiming at electronic tongue identify provide the reference for its application in food detection.
Study On The Preparation And Antibacterial Activity Of Clove Oil Microemulsions,
2016
Key Laboratory of Food Colloids and Biotechnology, Ministry of Education, Wuxi, Jiangsu 214122, China; School of Chemical and Material Engineering, Wuxi, Jiangsu 214122, China
Study On The Preparation And Antibacterial Activity Of Clove Oil Microemulsions, Liang Rong, Zhong Fang, Wang Hao, Zhang Meiling
Food and Machinery
In order to improve the stability and water solubility of clove oil, fully dilutable microemulsions incorporating clove oil were prepared in this study. By comparing the areas of microemulsion region in pseudo-ternary phase diagram（SME）and the minimum dilution ratio (DR), Cremophor EL 30 and anhydrous ethanol were chosen to prepare clove oil microemulsion at 2:1 (w:w), and the aqueous phase was neutral. Further, the type of microemulsion were identified using electric conductivity and rheometer, and the antibacterial activity of microemulsion in O/W central zone was also determined, with mixed surfactant / clove oil / water at 16/4/80 (w/w/w), Km …
Designing And Developing Of Automatic Separation Emery Roasting Machine,
2016
Biochemical Engineering College of Beijing Union University, Beijing 100023, China
Designing And Developing Of Automatic Separation Emery Roasting Machine, Yang Zhicheng, Zhang Lixia, Gu Chunxiu, Zhang Jingsheng
Food and Machinery
An automatic roasting machine including feed, heating, stir fry, separation and shipping was designed. Our designs covered the overall roasting machine, the automatic temperature control system and the key components of stir fry spiral pages as well. Moreover, the prototype tests showed that the automatic roasting machine designed by us could work with stable quality, high degree of automation, and precise temperature control. The timely cook and sell functions have been achieved. As a result of the barrel automatic separation technology, making full use of preheat and the shortening of the heating time, our designed products are suitable for continuous …
Effect Of Coverage Percentage Of Vacuum Insulation Panels On Inner Temperature Distribution Of Refrigerated Container,
2016
Key Laboratory of Key Technology on Agricultural Machine and Equipment, South China Agricultural University, Guangzhou, Guangdong 510642, China; College of Engineering, South China Agricultural University, Guangzhou, Guangdong 510642, China
Effect Of Coverage Percentage Of Vacuum Insulation Panels On Inner Temperature Distribution Of Refrigerated Container, Li Jun, Li Dong, Wang Hailin, Liu Jiekun, Lu Huazhong
Food and Machinery
The thermal insulation panels of refrigerated container using embedded vacuum insulation panels are high performance thermal insulations with low heat conductivity and promising energy savings. Considering the effect of coverage percentage of vacuum insulation panels (VIPs) on inner temperature distribution of refrigerated container, a model based on computational fluid dynamics (CFD) was used to numerically simulate the inner temperature distribution of a test refrigerated container. The effect of coverage percentage of VIPs on the insulation performance and temperature distribution uniformity was analyzed numerically and experimentally. The results illustrated that the insulation panels using VIPs can improve the insulation performance of …
The Application Of Seaweed Polysaccharides In Plant Hard Capsule,
2016
College of Chemical Engineering, Huaqiao University, Xiamen, Fujian 361021, China
The Application Of Seaweed Polysaccharides In Plant Hard Capsule, He Huanghuang, Xiao Meitian, Zhang Xueqin, Ye Jing, Huang Yayan
Food and Machinery
The application of sodium alginate in enteric hard capsule and carrageenan in gastric hard capsule was clarified in this study. Moreover, the structure and physicochemical properties of the gel and rheology of seaweed polysaccharides compound with other polysaccharides, the film-forming of blended polysaccharides and preparation process of plant hard capsule were also summarized. It was reviewed that the researches and applications of film-forming mechanism in plant hard capsule productions in the present paper. The expectation of the future research direction may provide some strategies to the applications of seaweed polysaccharides plant hard capsules.
Particular Applications Of Food Irradiation Fresh Produce,
2016
Chapman University
Particular Applications Of Food Irradiation Fresh Produce, Anuradha Prakash
Food Science Faculty Articles and Research
On fresh fruits and vegetables, irradiation at low and medium dose levels can effectively reduce microbial counts which can enhance safety, inhibit sprouting to extend shelf-life, and eliminate or sterilize insect pests which can serve to facilitate trade between countries. At the dose levels used for these purposes, the impact on quality is negligible. Despite the fact that regulations in many countries allow the use of irradiation for fresh produce, the technology remains under-utilized, even in the light of an increase in produce related disease outbreaks and the economic benefits of extended shelflife and reduced food waste. Putative concerns about …
Comparison Of Real-Time Pcr And Elisa-Based Methods For The Detection Of Beef And Pork In Processed Meat Products,
2016
Chapman University
Comparison Of Real-Time Pcr And Elisa-Based Methods For The Detection Of Beef And Pork In Processed Meat Products, Adam T. Perestam, Kayleigh K. Fujisaki, Omar Nava, Rosalee S. Hellberg
Food Science Faculty Articles and Research
Two commonly used methodologies for species detection within processed meat products are real-time polymerase chain reaction (PCR), a DNA-based method, and enzyme-linked immunosorbent assay (ELISA), a protein-based method. In this study, a real-time PCR assay was compared to a commercial ELISA kit based on sensitivity, specificity, agreement among duplicate samples, cost, time, and ease of use. Fifteen reference samples containing known percentages (0.1–99.9%, w/w) of pork and beef were analyzed in duplicate using both methods. Thirty commercial products, including sausages, pet treats, and canned meats, were also tested in duplicate with each method. Reference sample analysis showed real-time PCR was …
Passion, Crowdfunding And A Sichuan Pepper Gin,
2016
Singapore Management University
Passion, Crowdfunding And A Sichuan Pepper Gin, Singapore Management University
Perspectives@SMU
A husband-and-wife team turns passion into a craft distillery business
Effects On The Synthesis Of Starch Stearate By Regulating The Lipase Activity In Ionic Liquids,
2016
Department of Food Science and Engineering, Nanjing University of Finance and Economics, Nanjing, Jiangsu 210023, China; Collaborative Innovation Center for Modern Grain Circulation and Safety, Nanjing, Jiangsu 210023, China; Key Laboratory of Grains and
Effects On The Synthesis Of Starch Stearate By Regulating The Lipase Activity In Ionic Liquids, Su Anxiang, Dai Feiyun, Yu Mengfei, Tang Xiaozhi
Food and Machinery
Effects of lipase activity regulation in ionic liquids on synthesis of starch stearate were investigated in the present study. The results showed that degree of substitution of starch stearate increased with increasing water activity and the amount of hydrated salts. When water activity reached 0.61, the amount of addition was 80%, the degree of substitution reached maximum value of 0.111. The catalytic capability of enzyme is sensitive to pH values, and the highest degree of substitution could be obtained when the lyophozyme in a buffer solution with pH 7.1,when proper additive quantity of lyophozyme was 10.4%. The lipase that lyophilized …
Study On Isolation And Preliminary Identification Of Endophytic Fungi In Trollius Chinensis,
2016
College of Food Science and Engineering, Central South University of Forestry and Technology, Changsha, Hunan 410004, China; National Engineering Laboratory of Rice and By-product Deep Processing, Changsha, Hunan 410004, China
Study On Isolation And Preliminary Identification Of Endophytic Fungi In Trollius Chinensis, Lu Jun, Qin Peizhen, Shan Qiji, Li Zhonghai
Food and Machinery
Fresh plants of T. chinensis collected from Inner Mongolia were used to isolated the endophytic fungi from their roots, stems and leaves after superficial disinfection. According to the morphological characteristics observation and microscopy examination, 6 endophytic fungi strains were isolated from the T. chinensis, including four strains from the leaves, one from the stems, and one from the roots. All the separated fungi strains were identified as penicillium genus (Pinicielium).
