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Articles 1771 - 1800 of 4759
Full-Text Articles in Food Processing
Subcellular Distribution And Risk Assessment Of Aluminum In Seaweed And Tea, Song Zheng, Ma Li-Xia, Peng Qing-Zhi, Huang Hui, Cheng Yin-Qi
Subcellular Distribution And Risk Assessment Of Aluminum In Seaweed And Tea, Song Zheng, Ma Li-Xia, Peng Qing-Zhi, Huang Hui, Cheng Yin-Qi
Food and Machinery
The subcellular distribution of aluminium in seaweed and tea leaves was analyzed by differential centrifugation with microwave digestion and inductively coupled plasma mass spectrometer. The results showed that the proportion of aluminium in cell wall, organelle and cytoplasm of tea leaves were 78.4%, 11.2% and 9.5%, respectively; the proportion of aluminium in cell wall, organelle and cytoplasm of seaweed were 91.60%, 6.95% and 1.33%, respectively. Using transmission electron microscope with energy dispersive spectroscopy, surface scanning analysis was carried out on the distribution of aluminum in the single cell of tea leaves and seaweed, intuitively revealing that aluminum was mainly distributed …
Study On Quantitative Detection Of Soluble Solids And Firmness Of Yellow Peach Chips By Near-Infrared Spectroscopy, Cao Nian-Nian, Liu Qiang, Peng Jing, Tu Kang, Zhao Bao-Ming, Zhu Jin-Xing, Pan Lei-Qing
Study On Quantitative Detection Of Soluble Solids And Firmness Of Yellow Peach Chips By Near-Infrared Spectroscopy, Cao Nian-Nian, Liu Qiang, Peng Jing, Tu Kang, Zhao Bao-Ming, Zhu Jin-Xing, Pan Lei-Qing
Food and Machinery
The spectral data was collected by using two different infrared spectroscopies with 400 to 1 000 nm (visible-shortwave) and 1 000 to 2 500 nm (longwave) from yellow peach chips. Then four mathematic algorithms, i. e. standard normal variate transformation (SNV), multiplicative scatter correction (MSC), moving-average smoothing (MS) and 1st-derivative (1-Der), were utilized in data preprocessing. Regression models by linear partial least squares (PLS) and non-liner support vector machine (SVM) were constructed for the predicting the soluble solids content (SSC) and firmness in yellow peach chips, respectively. Moreover, the feasibility analysis for prediction of SSC and firmness were vitrificated by …
Identification Of Degradation Products Of Methidathion And Its Determination Of Residues In Vegetables, Zhu Zheng-Wei, Chen Li, Wu Wan-Qin, Jiang Feng, Fang Xiao-Long, Wang Hui-Xia
Identification Of Degradation Products Of Methidathion And Its Determination Of Residues In Vegetables, Zhu Zheng-Wei, Chen Li, Wu Wan-Qin, Jiang Feng, Fang Xiao-Long, Wang Hui-Xia
Food and Machinery
In this paper, the degradation products of methidathion in water under natural conditions was identified, and then the components of commercially available methidathion pesticides were analyzed, finally the detection method of methidathion and its degradation product in vegetables was established by using QuEChERS pretreatment method. The results showed that the degradation product of methidathion in water was methidathion-oxon. In addition to methidathion, the content of its degradation product was as high as 1.5 g/kg. The linearity of the detection method was good over the concentration range of 1 ng/mL to 100 ng/mL (R2≥0.99). The recoveries was 62.9%~97.2% and …
Design And Experiment Of Ultrasound-Array-Assisted Enzymatic Hydrolysis Control System Based On Plc, Ding Yan-Hua, Ma Hai-Le, Qu Wen-Juan, Xiao Feng
Design And Experiment Of Ultrasound-Array-Assisted Enzymatic Hydrolysis Control System Based On Plc, Ding Yan-Hua, Ma Hai-Le, Qu Wen-Juan, Xiao Feng
Food and Machinery
At present, the frequency and mode of ultrasonic equipment used in most of the studies of ultrasound-assisted enzymatic hydrolysis are single, and the chemical parameters in the process cannot be measured in real time. In this paper, a programmable logic controller (PLC) based control system of S-type ultrasonic-array-assisted enzymatic hydrolysis was designed. The single-, dual-and triple-frequency mode switching of five frequencies was realized, and a mathematical model with ACE (Angiotensin I-converting enzyme) inhibition rate as an index was established by using near-infrared spectroscopy and PLC control. Therefore, the end-point of enzymatic hydrolysis could be determined by real-time on-line in situ …
The Simulation Study On Factors Influencing The Oil Yielding Rate Of Oil Seeds In Twin-Screw Press, Feng Xin-Dong, Song Shao-Yun, Yang Hai-Lun
The Simulation Study On Factors Influencing The Oil Yielding Rate Of Oil Seeds In Twin-Screw Press, Feng Xin-Dong, Song Shao-Yun, Yang Hai-Lun
Food and Machinery
Simulation analysis of the oilcake pressing process was carried out to explore the effect of oilcake thickness and the speed of the press screw on the oil yielding rate, and ANOVA was performed on the test results. The results showed that both oilcake thickness and the speed of the press screw had a significant effect on the oil yield, and that the effect of oilcake thickness was more significant. There was a significant linear relationship between the oil yield and the thickness of the oilcake, with the oil yielding rate decreasing with the thickness of the oilcake; the oil yielding …
Research On Simulation Of Flow Field In Press Section Of Screw Press Based On Fluent, Mi Guo-Qiang, Huang Zhi-Gang, Hu Shu-Zhen, An Qi, Li He
Research On Simulation Of Flow Field In Press Section Of Screw Press Based On Fluent, Mi Guo-Qiang, Huang Zhi-Gang, Hu Shu-Zhen, An Qi, Li He
Food and Machinery
In order to study the flow field distribution and variation law of the interaction between oil and screw in the chamber of a twin screw press, a physical model of the screw press and the fluid field was established. Fluent is used to solve the finite element simulation. The distributions of pressure field and velocity field and concentration field of oil in the press section were obtained. In the certain scope, the pressure and temperature were higher, and the concentration was higher, which was beneficial to get high oil yield.
Research On Control System Technology Of A Kind Of Vision Industrial Point Halogen Robot, Hunag Liang-Pei, Liu Yang, Shu Yong
Research On Control System Technology Of A Kind Of Vision Industrial Point Halogen Robot, Hunag Liang-Pei, Liu Yang, Shu Yong
Food and Machinery
Aiming at the problems of low positioning accuracy and low efficiency in the process of point brine, machine vision was introduced into the betel nut brine system, and a betel nut brine system was developed which combined machine vision and motion control. The system mainly obtains the center positions of betel nuts of different shapes through visual positioning, and transmits the positioning results to the motion controller, and then uses kinematics to calculate the motion trajectory of the point halogen, and realizes the precise positioning and automatic point halogen of the point halogen.
Design And Test Of Tea Charcoal Roasting Machine Based On Fuzzy Pid Control, Gao Yu-Sen, Ren Jin-Bo, Li Mei-Juan, Lin Jian, Wu Chuan-Yu
Design And Test Of Tea Charcoal Roasting Machine Based On Fuzzy Pid Control, Gao Yu-Sen, Ren Jin-Bo, Li Mei-Juan, Lin Jian, Wu Chuan-Yu
Food and Machinery
In view of the current tea charcoal roasting methods, there are problems such as high labor intensity, low efficiency, and difficult control of the carbon roasting temperature, resulting in poor tea quality. An intelligent tea charcoal roasting machine using an adaptive fuzzy PID control system is designed. The control system undergoes fuzzification and other processingafter two inputs to achieve real-time changes of three output parameters, so as to meet the design requirements of baking temperature. Experiments show that the overall temperature inside the box can be kept within （80±2） ℃ after baking for 20 minutes; the aroma test found that …
Simulation Research On Motion Connection System Of Omnidirectional Mobile Robot Based On Pid Bontrol, Lin Xian-Xin
Simulation Research On Motion Connection System Of Omnidirectional Mobile Robot Based On Pid Bontrol, Lin Xian-Xin
Food and Machinery
In this study, the mathematical model of rigid connection between omni-directional mobile robot and dish transportation tray was established, and its transfer function was calculated. The impact interference of the object subjected to inertia force and friction force on the system performance was analyzed, and the method of using series PID controller for correction was proposed. Through theoretical and empirical formula calculation, the optimal control system and the optimal system waveform were obtained. The simulation results showed that the rigid connection between omni-directional mobile robot and tray on overhead track was better, and the efficiency of dish transportation was improved. …
Design Of Visual Grading System For Fresh Stipe-Free Shiitake Mushroom, Wang Wei, Liu Ya-Chuan, Lv Bin, Hu Xin-Yu
Design Of Visual Grading System For Fresh Stipe-Free Shiitake Mushroom, Wang Wei, Liu Ya-Chuan, Lv Bin, Hu Xin-Yu
Food and Machinery
Aiming at the requirements of intelligent production of deep processing of fresh shiitake mushrooms (Lentinus edodes), the research proposed an intelligent grading method of fresh shiitake mushrooms based on machine vision and designed an automatic grading system. The image of fresh shiitake mushrooms can be divided into three areas, including pileus, turned edge and lamella. The geometric characteristics of each area are the main basis for classification. Firstly, the manual intervention was used to divide and identify a limited number of samples, and establish a Gaussian mixture model; Secondly, the system was trained to identify samples and the identifying model …
Circular Parts Detection Based On Improved Hough Transform Algorithm, Xiong Bao-Yu
Circular Parts Detection Based On Improved Hough Transform Algorithm, Xiong Bao-Yu
Food and Machinery
Detection of circular parts is proposed based on improved Hough transform algorithm. 70%~80% of the edge pixels of the circular parts image are randomly sampled based on the minimum error, which reduced the accumulation of irrelevant data. The clustering algorithm is avoided the appearance of false center, and the roundness is judged by the eligibility of actual circular parts, which give the process. The experimental results show that the parameter value of the improved Hough transform algorithm is closest to the standard value, and the average uncertainty of the circular parts were 0.053 3, which is 35.55%, 32.10%, 26.48%, 18.63%, …
Design And Parameters Optimization Of Multifunctional Encrusting Machine, Lin Xue, Huang Peng-Cheng, Tian Li-Quan, Hou Chang-An
Design And Parameters Optimization Of Multifunctional Encrusting Machine, Lin Xue, Huang Peng-Cheng, Tian Li-Quan, Hou Chang-An
Food and Machinery
Aiming at the problems of poor bonding & sealing performance and oil leakage in the filling process of food processing machinery, a multifunctional encrusting machine is designed based on the processing technology of “pushing down the filling, rolling the filling, cutting and closing”. The encrusting machine includes many key mechanisms such as dough conveying mechanism, stuffing circulation system and closing and discharging device, which can realize the processing links of dough feeding, stuffing encasement, finished product closing and discharging. Meanwhile, the filling leakage rate of the whole machine is proposed to characterize the use effect of the multifunctional encrusting machine. …
Crayfish Quality Detection Method Based On Yolov4, Wang Shu-Qing, Huang Jian-Feng, Zhang Peng-Fei, Wang Juan
Crayfish Quality Detection Method Based On Yolov4, Wang Shu-Qing, Huang Jian-Feng, Zhang Peng-Fei, Wang Juan
Food and Machinery
A crayfish quality detection model using YOLOv4 deep learning algorithm is designed. The algorithm is optimized in terms of network architecture, data processing, and feature extraction. The crayfish image data is collected by video capture and image expansion, and then the data is annotated by LableImage platform. The model is trained under the Darknet framework. By contrast, the final model performance is higher than other common target detection models, and the detection accuracy rate is 97.8%, the average detection time is 37 ms, which proves that the method can effectively detect the quality of crayfish in the production process.
Preservation Effects Of Oridonin/Chitosan Composite Film On Chilled Chicken Breast Meat, Wang Qian, Jiu Min, Meng Yuan-Yuan, Kong Ming-Jie, Yin Cheng-Rui, Wang Lun-Ji
Preservation Effects Of Oridonin/Chitosan Composite Film On Chilled Chicken Breast Meat, Wang Qian, Jiu Min, Meng Yuan-Yuan, Kong Ming-Jie, Yin Cheng-Rui, Wang Lun-Ji
Food and Machinery
Oridonin/chitosan (OR-CS) composite film was prepared and its preservation effect on chilled chicken breast meat was also investigated. The composite film was covered on the surface of the chilled chicken breast meat, and then covered with a layer of fresh-keeping film, which was stored at 4 ℃. The changes of pH, color, pressure loss, TVB-N, total number of colonies and sensory evaluation of the chilled chicken breast meat during storage were tracked and detected. The results showed that OR-CS composite membrane treatment could significantly reduce the increase of pH value, total bacterial count, TVB-N content and juice loss rate of …
Design Of Green Beans Online Screening System Based On Double Linear Ccd, Wu Chen-Chen, Wang Yong-Qiang, Zhou Cong-Ling
Design Of Green Beans Online Screening System Based On Double Linear Ccd, Wu Chen-Chen, Wang Yong-Qiang, Zhou Cong-Ling
Food and Machinery
To meet the needs of screening and rejecting defective products in the production and processing of green beans, an automated online screening system was designed based on the machine vision technology. The combing mechanism in the hardware device of the system arranged the green bean products on the conveyor belt in an orderly manner, making it a waterfall-style single-row free-fall motion. In the process of falling, the upper computer controlled two linear arrays of CCDs installed in high and low positions to obtain single-sided images of each green bean from the front and rear directions. The software system could process …
Isolation, Identification And Its Biological Activity Analysis Of The Polysaccharide In Passiflora Edulis Sims Leaves From Alkali Extracts, Li Xia, Liu Cheng-Xin, Huang Yan, Mo Guan-Lan, Guan Yuan
Isolation, Identification And Its Biological Activity Analysis Of The Polysaccharide In Passiflora Edulis Sims Leaves From Alkali Extracts, Li Xia, Liu Cheng-Xin, Huang Yan, Mo Guan-Lan, Guan Yuan
Food and Machinery
The residue of Passiflora edulis Sims leaves after hot water extraction was used as material. Polysaccharide was extracted from the residue by using NaOH alkaline solution, followed by separation of ion-exchange chromatography. The physicochemical properties of polysaccharide were determined and analyzed by IR, HPLC and gel permeation chromatography, and then its hypoglycemic and anticoagulant were studied. The results showed that APEL was separated by DEAE-52 cellulose ion-exchange chromatography to obtain the APEL-1, APEL-2, APEL-3, the APEL and its separated components all have typical characteristic peaks of polysaccharides, mainly composed of arabinose, glucose, galactose, xylose, rhamnose, glucuronic acid. The molecular weights …
Preparation Of Citrus Essential Oil Nanoemulsions And Its Antibacterial Activity Against Staphylococcus Aureus, Jiang Shu-Ge, Hou Yu-Hao, Liu Jian, Li Gao-Yang, Fu Fu-Hua, Shan Yang
Preparation Of Citrus Essential Oil Nanoemulsions And Its Antibacterial Activity Against Staphylococcus Aureus, Jiang Shu-Ge, Hou Yu-Hao, Liu Jian, Li Gao-Yang, Fu Fu-Hua, Shan Yang
Food and Machinery
Citrus essential oil, as a natural extract with a broad-spectrum antibacterial effect, can effectively inhibit the growth of food-borne pathogens, but its wide application is limited due to its easy volatilization and poor water solubility. In this study, through the inhibition zone diamater test of three kinds of citrus (bergamot, sweet orange, honey pomelo) essential oilswith good antibacterial effect on Staphylococcus aureus wasusedas the oil phase. Tween 80 was used as the emulsifier, with deionized water used as the water phase, and the nanoemulsions was prepared by phase transformation method. According to the pseudo-ternary phase diagrams, the formulas of three …
Optimization Of The Extraction Process Of Parvalbumin From Pseudosciaena Crocea, Lu Chun-Xia, Yang Liu-Ming, Chen Shi-Da, Zhang Hui-En, Yang Hua
Optimization Of The Extraction Process Of Parvalbumin From Pseudosciaena Crocea, Lu Chun-Xia, Yang Liu-Ming, Chen Shi-Da, Zhang Hui-En, Yang Hua
Food and Machinery
By measuring the yield of parvalbum, a kind of extraction solution of parvalbumin from Pseudosciaena crocea was screened out, and the relative extracting process was optimized. The results showed that when the extraction time was 42 h, the extract concentration was 72 mmol/L; the pH of the extract was 8, and the ratio of material to liquid was 1∶180 (g/mL); the extraction temperature was 50 ℃, and the extraction rate of parvalbumin reached 0.174 2%. Parvalbumin was then separated and purified by anion gel column chromatography, and its molecular weight was determined to be 12 kDa by Western blot analysis.
Isolation And Identification Of Analgesic Effects Of The Lycopodium Japonicum Thunb Polysaccharide, Tian Jia-Bao, Xu De-Ping
Isolation And Identification Of Analgesic Effects Of The Lycopodium Japonicum Thunb Polysaccharide, Tian Jia-Bao, Xu De-Ping
Food and Machinery
Explore the analgesic effects and active components of Lycopodium japonicum Thunb. Ethanol extraction, water extraction and ethanol precipitation were used to obtain different extracts of Lycopodium japonicum Thunb. Using acetic acid writhing and hot plate models, using mouse writhing reaction time and licking rear feet time as indicators, the analgesic components were screened and analyzed by nuclear magnetism. The water extract of Lycopodium japonicum Thunb has analgesic effect. After further analysis and screening, it is found that the analgesic components of Lycopodium japonicum Thunb are polysaccharides. A single component polysaccharide is obtained from the crude polysaccharides, and its structure is …
Total Synthesis Of Lycopene Based On Dodecatrienal, Chen Guo, Yan Ri-An, Li Hai-Mei, Zhou Hua, Li Chun-Zhi
Total Synthesis Of Lycopene Based On Dodecatrienal, Chen Guo, Yan Ri-An, Li Hai-Mei, Zhou Hua, Li Chun-Zhi
Food and Machinery
Diethyl [(1E,3E,5E)-2,6,10-trimethylundeca-1,3,5,9-tetraen-1-yl]phosphonate (9) was synthesized via a condensation between tetraethyl methylenebis(phosphonate) (7) and 6,10-dimethyl-3,5,9-undecatrien-2-one(8) by Wittig-Horner reaction, (3E,5E,7E)-3,8-dimethyldeca-3,5,7-trienedial (5) was prepared from (E)-tetraethyl but-2-ene-1,4-diylbis-(phosphonate)(2) and 4,4-dimethoxy-2-butanone (3) by Wittig-Horner reaction followed by hydrogenation. Lycopene was synthesized from diethyl [(1E,3E,5E)-2,6,10-trimethylundeca-1,3,5,9-tetraen-1-yl]phosphonate(9)and(3E,5E,7E)-3,8-dimethyldeca-3,5,7-trienedial(5) by Wittig-Horner reaction，the structure of products was confirmed by NMR, HRMS/GC-MS and IR techniques. The total yield was 16.7%.
The Effect Of Drying Methods On The Microscopic Properties, Ingredients And Antioxidant Activity Of Poria Cocos Products, Xiao Yang-Bo, Liu Qi, Peng Yi-Si, Xiong Shi-Jun, Peng Guo-Ping
The Effect Of Drying Methods On The Microscopic Properties, Ingredients And Antioxidant Activity Of Poria Cocos Products, Xiao Yang-Bo, Liu Qi, Peng Yi-Si, Xiong Shi-Jun, Peng Guo-Ping
Food and Machinery
In this research, vacuum freeze-drying, constant temperature of 40 ℃，constant temperature of 60 ℃, constant temperature of 100 ℃, constant temperature of 120 ℃, sun drying and variable temperature drying with air energy were used to dry Poria cocos, and the effects of different drying methods were studied on mycelium microscopic characteristics, water-soluble polysaccharide content, water-soluble protein content, alcohol-soluble protein content and antioxidant activity of Poria cocos. Results: The Poria cocos mycelium of variable temperature drying with air energy and sun drying were loosely arranged, and the Poria cocos mycelium of constant temperature drying was in a bond state. The …
Research Progress On Biological Activity And Molecular Mechanism Of Sea Cucumber Saponins, Zhong Jing-Shi, Zhang Jian, Liu Fang, Zhao Yun-Ping, Liu Kui, Wang Yi-Xin, Liu Hai-Chao, Wang Gong-Ming
Research Progress On Biological Activity And Molecular Mechanism Of Sea Cucumber Saponins, Zhong Jing-Shi, Zhang Jian, Liu Fang, Zhao Yun-Ping, Liu Kui, Wang Yi-Xin, Liu Hai-Chao, Wang Gong-Ming
Food and Machinery
In this review, the bioactivities and mechanisms of sea cucumber saponins, such as anti-tumor, anti-biofouling, atherosclerosis-improving, obesity-improving and obesity-related insulin resistance, Parkinson's disease-improving, osteoporosis-improv-ing and lifespan extension-promoting were summarized. Meanwhile, basic research, commercial application research and in-depth studies of sea cucumber saponins with modern technologies were also prospected.
Review On Accumulation And Metabolism Of Paralytic Shellfish Toxins In Shellfish, Hu Xiao-Qun, Xie Wan-Cui, Li Min, Dong Ze-Qun, Yang Xi-Hong
Review On Accumulation And Metabolism Of Paralytic Shellfish Toxins In Shellfish, Hu Xiao-Qun, Xie Wan-Cui, Li Min, Dong Ze-Qun, Yang Xi-Hong
Food and Machinery
The review describes the paralytic shellfish toxins (Paralytic Shellfish Toxins, PSTs) produced by harmful toxic algae. Species specificity of PSTs toxin accumulation content. The related research on paralytic shellfish toxins is reviewed from the accumulation, transformation, metabolism and purification of PSTs, and it is pointed out that efficient detoxification of aquatic products by means of optimization or combination of transient purification, biosorption, microbial metabolism and other purification methods is the future research direction.
Application Of Physical Modification In The Improvement Of Functional Properties Of Egg White Protein, Wu Yong-Yan, Wang Qia, Duan Wen-Shan, Zhang Yu-Feng, Huang Qun
Application Of Physical Modification In The Improvement Of Functional Properties Of Egg White Protein, Wu Yong-Yan, Wang Qia, Duan Wen-Shan, Zhang Yu-Feng, Huang Qun
Food and Machinery
This paper reviewed the research results of physical modification of egg white protein in recent years, described the role of physical modification methods on the function improvement of egg white protein, and analyzed the characteristics of various modification methods in improving the functional properties of egg white protein.
Advances In The Study Of In Vitro Simulated Digestion, Li Nuo, Zhang Dong-Jie, Zhang Gui-Fang, Lu Bao-Xin
Advances In The Study Of In Vitro Simulated Digestion, Li Nuo, Zhang Dong-Jie, Zhang Gui-Fang, Lu Bao-Xin
Food and Machinery
Different types of in vitro digestion conditions and digestion parts were categorized summarized in this review, and different types of in vitro simulated digestion tests were analyzed. The application of in vitro simulated digestion in different nutrients was also reviewed.
Research Progress Of 31P-Quantitative Nuclear Magnetic Resonance Spectroscopy In Food Analysis, Han Zhi, Gong Lei, Wang Hui-Xia, Jiang Feng, Zhu Xiao-Ling, Huang Zong-Qian, Cao Qi
Research Progress Of 31P-Quantitative Nuclear Magnetic Resonance Spectroscopy In Food Analysis, Han Zhi, Gong Lei, Wang Hui-Xia, Jiang Feng, Zhu Xiao-Ling, Huang Zong-Qian, Cao Qi
Food and Machinery
The research progress of quantitative nuclear magnetic resonance in phospholipids, phosphates, organophosphorus pesticides, purity identification were reviewed, which could provide reference for the further development of new applications of quantitative nuclear magnetic resonance in food analysis and detection.
Active Components, Physiological Functions And Application Progress Of Aronia Melanocarpa Fruit, Yin Xia-Wei, Wang Chu-Yan, Yang Liu-Qing, Cao Jiang-Wei
Active Components, Physiological Functions And Application Progress Of Aronia Melanocarpa Fruit, Yin Xia-Wei, Wang Chu-Yan, Yang Liu-Qing, Cao Jiang-Wei
Food and Machinery
In this paper, the active components of theAronia Melanocarpa fruits were introduced, and the physiological functions of Aronia Melanocarpa fruits were emphasized. The development status of the Aronia Melanocarpa fruits of was expounded. Finally, some suggestions on its application prospect were put forward, hoping to provide reference for the comprehensive utilization of the resources of Aronia Melanocarpa.
Research Progress In Physiological Function, Extraction And Application Of Anthocyanidin From Black Soybean Coat, Wei Xin-Yuan, Chen Hong-Yin, Cheng Dao-Mei
Research Progress In Physiological Function, Extraction And Application Of Anthocyanidin From Black Soybean Coat, Wei Xin-Yuan, Chen Hong-Yin, Cheng Dao-Mei
Food and Machinery
Summarized the physiological functions and separation and purification process of anthocyanidins from seed coat of black bean, and its application in food, medicine and cosmetics and other industries, and also prospected the future research and utilization of anthocyanidins from seed coat of black bean.
Research Progress On Detection Technology Of Chemical Components In Water-Based Emulsion Adhesives For Cigarette, He Jing-Yu, Li Guo-Zheng, Chen Yang, Qiu Jian-Hua, Zhang Ying-Hao, Liu Wen-Zhao, Wang Hong-Xia
Research Progress On Detection Technology Of Chemical Components In Water-Based Emulsion Adhesives For Cigarette, He Jing-Yu, Li Guo-Zheng, Chen Yang, Qiu Jian-Hua, Zhang Ying-Hao, Liu Wen-Zhao, Wang Hong-Xia
Food and Machinery
According to the different objects determinand, the detection methods were described, includes residue in production process, additives, and heavy metal impurities, etc. in water-based emulsion adhesives for cigarette. And the development trend of detection methods of water-based emulsion adhesives for cigarette was also prospected.
Effect Of Extrusion Process On Different Forms Of Phenolic Compounds And Antioxidant Activities Of Hulless Barley, He Yang-Hang, Liu Gang, Xia Chen, Deng Jun-Lin, Lin Chang-Bin, Xiang Zhuo-Ya, Chen Jian, Zhang Wen-Hui
Effect Of Extrusion Process On Different Forms Of Phenolic Compounds And Antioxidant Activities Of Hulless Barley, He Yang-Hang, Liu Gang, Xia Chen, Deng Jun-Lin, Lin Chang-Bin, Xiang Zhuo-Ya, Chen Jian, Zhang Wen-Hui
Food and Machinery
This study was aimed at determining the contents of different forms of polyphenols and antioxidant activities of hulless barley. The contents and types of polyphenols were detected by Folin-ciocalteu and HPLC, respectively. The antioxidant activity was investigated by testing the scavenging ability of DPPH radicals. Results showed that the free, bind and total phenolic content of hulless barley decreased respectively by 89.3%, 23.7% and 52.7%, and esterified polyphenols slightly increased by 2.49 mg/100 g after processing. The variety of polyphenols segregated from free polyphenol extracts increased three. Besides, 7 phenolic compounds were all tested in bind polyphenols. Ferulic acid had …