Prediction Of Safe Storage Period And Quality Of Fresh Yellow Peach Based On Correlation And Time Series Analysis,
2022
Forest and Fruit Tree Research Institute, Shanghai Academy of Agricultural Sciences, Shanghai 201403 , China ；Shanghai Key Laboratory of Protected Horticultural Technology, Shanghai 201403 ,China
Prediction Of Safe Storage Period And Quality Of Fresh Yellow Peach Based On Correlation And Time Series Analysis, Zhou Hui-Juan, Gao Xiao-Feng, Ye Zheng-Wen, Feng Zi-Yao, Su Ming-Shen, Du Ji-Hong, Zhang Xia-Nan, Li Xiong-Wei, Zhang Ming-Hao
Food and Machinery
Objective: In order to study the correlation between fruit firmness, total soluble solids, red and green color, sensory scores of fresh yellow peaches, a prediction model of safe storage period of yellow peach was established to realize early warning and prediction of fruits quality. Methods: Solute Jinxiu peach was used as test material,firmness with skin, firmness without skin, fruit color difference,soluble solid contentand other indexes of the fruits in storage in three picking periods were measured, and sensory scores were made in four modules: fruit texture, color, flavor and aroma. The correlation analysis and time series analysis techniques …
Optimization Of Extraction Process And Activity Study Of Antimicrobial Peptides From Pleurotus Tuber-Regium Mycelium,
2022
College of Food Science and Technology, Huazhong Agricultural University, Wuhan, Hubei 430070 , China
Optimization Of Extraction Process And Activity Study Of Antimicrobial Peptides From Pleurotus Tuber-Regium Mycelium, Zhang Shu-Hui, Luo Lu, Sun Xue-Yan, Ma Ai-Min
Food and Machinery
Objective: To improve the yield and antibacterial rate of antimicrobial peptides from Pleurotus tuber-regium mycelium (PTRM-AMPs). Methods: Taking the yield and the antibacterial rate of PTRM-AMPs against Staphylococcus aureus and Esche-richia coli as evaluation indexes, on the basis of protease screening, the extraction process of PTRM-AMPs was optimized, and the minimum inhibitory concentration of PTRM-AMPs was determined. Results: The optimum technological conditions for the preparation of PTRM-AMPs by alkaline protease hydrolysis were as follows: the enzymatic hydrolysis temperature was 39.5 ℃, the enzymatic hydrolysis time was 3.2 h, the pH value was 11.1, the solid-liquid ratio was …
Optimization Of The Extraction Process Of Citronella Volatile Oil And Its Antioxidant And Antifungal Activities,
2022
Northeast Agricultural University, Harbin, Helongjiang 150030 , China
Optimization Of The Extraction Process Of Citronella Volatile Oil And Its Antioxidant And Antifungal Activities, Wang Jia-Li, Zhang Xiao-Nan, Xiong Ting-Ting, Niu Ya-Qian, Zhang Ying-Di, Xu Fu
Food and Machinery
Objective: This study aimed to optimize the microwave-assisted water distillation extraction process of citronella volatile oil, and to evaluate the antioxidant properties and antifungal ability of citronella volatile oil. Methods: The Box-Behnken response surface method was used to analyze the influence of liquid-to-material ratio, microwave power and microwave time on the yield of volatile oil. Gas chromatography-mass spectrometry (GC-MS) analysis was used to identify the composition of the volatile oil. Thereafter, DPPH· and ABTS· scavenging methods and β-carotene bleaching experiment were utilized to evaluate the anti-oxidation ability of volatile oil. Perforation method and broth dilution method were used …
Optimization On Extraction Process Of Resveratrol By Intermittent Ultrasonic Assisted Enzymatic Extraction From Grape Skin Residue,
2022
Department of Basic Medicine, Jiaozuo Adult Medical College, Jiaozuo, Henan 454000 , China
Optimization On Extraction Process Of Resveratrol By Intermittent Ultrasonic Assisted Enzymatic Extraction From Grape Skin Residue, Zhang Qin, Tian Zi-Ming, Wang Jin-Zhu
Food and Machinery
Objective: In order to efficiently extract resveratrol and to maintain the good antioxidant capacity. Methods: Resveratrol was extracted from grape skin residue using intermittent ultrasonic assisted enzymatic extraction. The response surface method (RSM) was utilized to optimize the extraction process, and the antioxidant capacity of resveratrol were analyzed. Results: The experiment results indicated that under the condition of buffer solution pH of 5.0, cellulase dosage of 1.3% and enzymolysis temperature of 57 ℃, the resveratrol obtained better extraction effect after intermittent assisted treatment with 300 W ultrasonic waves for accumulatively 43 min, and the average yield could …
Effects Of Yam Powder On The Quality Of Xylitol Chiffon Cake,
2022
Fujian Province Key Laboratory for the Development of Bioactive Material from Marine Algae, QuanzhouNormal University, Quanzhou, Fujian 362000 , China ；The Engineering Research Center for CharacteristicTraditional Food of Southern Fujian, Quanzhou Normal University, Quanzhou, Fujian 362000 , China
Effects Of Yam Powder On The Quality Of Xylitol Chiffon Cake, Zhang Min-Hua, Zheng Zong-Ping, Chen Hong-Bin, Wang Bao-Bei, Ma Li-Na, Li Jin-Gui
Food and Machinery
Objective: The yam powder was applicated and added in xylitol chiffon cake to investigate its effects on the quality of cake. Methods: In the process of preparing xylitol yam chiffon cake,the specific volume, relative density of batter, moisture content, color and texture of cake were taken as the investigation indexes to study the effects of different proportions of yam powder (10%, 20%, 30%, 40%, 50%) on thequality of cake. Results: The specific volume of cake decreased, whereas the relative density and moisture content of batter increased with the increasing amount of yam powder. On the other hand, …
Effects Of Superfine Adzuki Bean Flour On Physicochemical Properties Of Flour And Development Of Fresh And Wet Noodles,
2022
Luohe Medical College, Henan Province Engineeing Research Center of Nutritional and Health, Luohe, Henan 462002 , China
Effects Of Superfine Adzuki Bean Flour On Physicochemical Properties Of Flour And Development Of Fresh And Wet Noodles, Yang Yong-Hong
Food and Machinery
Objective: To study the effect of superfine adzuki bean flouron the physicochemical properties of flour and quality of fresh and wet noodles, and explore the appropriate amount of superfine adzuki bean flour added in fresh wet noodles. Methods: The farinograph, extensograph, wet gluten meter, falling number meter and flour whiteness meter were used to determine the influence of superfine adzuki bean flour on the physical and chemical indexes of flour, and the texture analyzer was used to determine the texture parameters of fresh wet noodles. Sensory method was used to evaluate the effects of superfine adzuki bean flour …
Process Optimization Of Polyunsaturated Fatty Acid Oil Microcapsule,
2022
College of Nursing and Health Management & College of Life Science and Chemistry, WuhanDonghu University, Wuhan, Hubei 430212 , China
Process Optimization Of Polyunsaturated Fatty Acid Oil Microcapsule, Gui Zheng-Jie, Xiong You-Peng, Huang Qi-Dong, Zhou Xu, Yang Jie
Food and Machinery
Objective: To meet the market demand, high concentration PUFA oil microcapsules were developed. Methods: The microencapsulated oil was prepared by spray drying method with β-cyclodextrin /gelatin as a composite wall material and high content polyunsaturated fatty acid oil sunflower seed oil as a core material, and the preparation process parameters of oil microcapsules were optimized by single factor experiment and response surface experiment. Results: The best technological conditions of oil microcapsule were solid content of 25.2%, and the mass ratio of composite wall material β-cyclodextrin: gelatin was 6.7∶1. The dosage of emulsifier was 1%, and …
Effect Of Compound Thickener On The Quality Of Red Jujube And Aloe Low-Sugar Jam,
2022
Management Academy of China Cooperative, Beijing 100032 , China
Effect Of Compound Thickener On The Quality Of Red Jujube And Aloe Low-Sugar Jam, Lin Zhi-Rong
Food and Machinery
Objective: This study aimed to solve the poor viscosity of red jujube and aloe low-sugar jam. Methods: Using CMC-Na and AGAR as thickeners, the effects of compound thickeners on texture properties and sensory quality of red jujube and aloe low-sugar jam under different storage time were investigated. The technological parameters of jam were optimized by orthogonal test and rheological test. Results: When the ratio of CMC-Na and AGAR in the compound thickener was 7∶3, no significant difference in hardness and viscosity were found between fresh jam and preserved 90 d jam, and the jam was delicate and …
Preparation, Selenium Content And Stability Of Antihypertensive Peptides From Selenium-Enriched Moringa Oleifera Seed Protein By Enzymatic Hydrolysis,
2022
College of Food Science South China Agricultural University, Guangzhou, Guangdong 510642 ,China
Preparation, Selenium Content And Stability Of Antihypertensive Peptides From Selenium-Enriched Moringa Oleifera Seed Protein By Enzymatic Hydrolysis, Chen Bing-Bing, Yang Yi, Li Jia-Yi, Jin Chang-Yan, Cheng Bin-Pei, Deng Yong-Qi, Lin Bi-Min, Liang Dong, Tang De-Jian, Meng Li, Miao Jian-Yin
Food and Machinery
Objective: To develop selenium-enriched (Se-enriched) Moringa oleifera seed protein resources. Methods: Using Se-enriched Moringa oleifera seed protein powder as raw material, the enzymatic hydrolysis conditions of Se-enriched Moringa oleifera seed protein antihypertensive peptides from Se-enriched Moringa oleifera seed protein were obtained by single factor and response surface optimization, and the ACE inhibitory activity, Se content and stability of the optimal enzymatic hydrolysate were analyzed. Results: The optimal enzymatic hydrolysis conditions of Se-enriched Moringa oleifera were as follows: enzymatic hydrolysis time 3 h, temperature 34 ℃, pH 8, concentration of substrate 7%, enzyme to substrate ratio 0.3%. Under …
Advance Of Progress On Emulsion Properties In Aqueous Enzymatic Extraction Of Peanut Oil,
2022
College of Grain, Oil and Food, Henan University of Technology, Zhengzhou, Henan 450001
Advance Of Progress On Emulsion Properties In Aqueous Enzymatic Extraction Of Peanut Oil, Zhao Yu-Hui, Chen Fu-Sheng, Liu Chen, Gao Yu-Hang
Food and Machinery
In this review, the mechanism of emulsion formation and the influence of physical, chemical, biological and other environmental factors on its stability were summarized, and the demulsification method in the industrial application of hydroenzymatic extraction of peanut oil was prospected.
Research Progress On The Functional Components Of Grifola Frondosa And Their Biological Activities,
2022
College of Food Science, Fujian Agriculture and Forestry University, Fuzhou, Fujian 350002 , China
Research Progress On The Functional Components Of Grifola Frondosa And Their Biological Activities, Xiong Wen-Yu, He Jun-Qiang, Dai Wan-Zhen, Wu Yu-Yan, Liu Bin
Food and Machinery
The main functional components and biological activities of Grifola frondosa were reviewed, and the existing problems and future research directions were also discussed.
Anti Oxidant Capacity And Immuno Enhancing Act Ivity Oflycium Bar Barum Protoplasm,
2022
Collegeof Pharmacy, Ningxia Medical University, Yinchuan, Ning zia 750004 , China
Anti Oxidant Capacity And Immuno Enhancing Act Ivity Oflycium Bar Barum Protoplasm, Yang Lu, Zhao Ran, Wu Zhen-Huai, Yuji An-Qiang, Yaang Jia-Mei
Food and Machinery
Objective：This study focused on the antioxidant andimmune enhancing effects of L.bar barumpu ree.Methods：Theantioxidant capacity of L.bar barum puree was measured byes-tab lishing an acute liver injury model.The immune activity of L.bar barum protoplasmwas evaluated by measuring the index ofimmune organs， the content of serum hemolysin and the degreeof plantar thickening.Results：Both low and medium doses of L.bar barum puree could significantly increase the content of glut a-thione peroxidase(GSH PX) in serum(P＜0.05， P＜0.01) andglutathione(GSH) in liver tissue(P＜0.05) ， and significantlydecrease the content ofprotein carbonyl in liver tissue ofmicewith acute alcoholic liver injury(P＜0.05， P＜0.01)andthecontent of malondialdehyde(MDA) (P＜0.05， P＜0.01) …
Effects Of Lactic Acid Bacteria Ferment Ated Pollenson The Inhibition Of A-Glucosidase,
2022
College of Ocean Food and Biological Engineering, Jim ei University, Xiamen, Fujian 361021 , China
Effects Of Lactic Acid Bacteria Ferment Ated Pollenson The Inhibition Of A-Glucosidase, Luo Yue-Peng, Yang Yuan-Fan, Yu Yang-Jun, He Jun-Zhu, Wu Ling
Food and Machinery
Objective：This study focus on improving the a-glucosi-dase inhibition rate of Camellia pollens.Methods：Usinga-gluco-sida se inhibition rate as the index， the response surface method-ology was used to optimize the effects of lactic acid bacteria in ocu-lation amount， fermentation temperature and fermentation timeon the results of Camellia pollens fermentation.Results：It wasfound that the number of lactic acid bacteria inoculated had thegreatest effect on α- glucosidase inhibition， followed by ferment a-tion temperature.The optimized fermentation conditions of Ca-melli a pollens were 0.9%lactic acid bacteria inoculation at 37℃for 3 days.Under the control of the optimized conditions， the in-hi bition rate of αglucosidase …
Effect And Mechanism Of Rosa Roxburgh Ii Polysaccharide On Improvinginsulin Resistance In Obese Rats,
2022
Science and Technology College Gann an Normal University, Gan zhou, Jiang zi 341000 , China
Effect And Mechanism Of Rosa Roxburgh Ii Polysaccharide On Improvinginsulin Resistance In Obese Rats, Zhang Shuai-Jun, Tang Yue-Mei, Niu Ying-Peng, Zhang Jin
Food and Machinery
Objective：This study aimed to develop R.roxburghii as functional food in medicine and healthcare products.Methods：High-fat dial-induced insulin resistance rat model was established.There were normal control group， the model group， the positivecontrol group， and the low and high dose group of R.roburghii polysaccharide(100mg/kg and 200mg/kg) .The body weight was recorded before and after the experiment.The serum oxidative stress indexes(SOD， MDA) ， lipid metabolism indexes(TG， TC) ， fasting blood glucose(FBG) and fasting insulin(FINS) levels， as well as the mRNA and protein expressions of PI3K an dG LUT 4m RNA in skeletal muscle were detected.Re-sults：Compared with the model group， the bodyweight， serum MDA， TG， …
Analysis Of Essential Oil From Different Parts Of Pelargoniumodor At Is Sim Um And Its Application In Cigarette,
2022
Tobacco College of Henan Agriculture University, Zhengzhou, Henan 450002 , China
Analysis Of Essential Oil From Different Parts Of Pelargoniumodor At Is Sim Um And Its Application In Cigarette, Yin Hong-Fei, Chen Jian-Zhong, Li Yao-Guang, Liu Sui-Jun, Zhao Wan-Ying, Chen Meng-Qi, Yuan Yao-Hong, Li Hua I-Qi, Su Tong-Fu, Jing Yan-Qiu
Food and Machinery
Objective：Develop new natural characteristic plant to-bacco flavor.Methods：The volatile oil from the seeds， leaves and stems of Pelargonium odor atissimum was extracted by simulta-neous steam distillation solvent extraction(SDE) .The chemical components of volatile oilwereanal yzed by GC/MS，andthe effects of volatile oil from different parts of Cardamom geraniumin cigarette flavoring and conventional components of smoke werecompared.Results：The volatile oil of Cardamom geranium seeds wasmainlyterp in en-4-ol(110.54mg/g)，myristic in (81.81mg/g) ， β-p hell and rene (58.33mg/g) .Themain components of leaf essential oil were linalool(90.04mg/g) ， myr- istic in(59.09mg/g) terp in en-4-ol(39.69mg/g) .Thestemessential oilwasdominated by D-limonene(45.56mg/g)， linalool (13.26mg/g)，3， 7-dimethyl-1， 5， 7-oct …
Hs-Gc-Ims Analysis And Fingerprint Study Of Volatile Organic Compounds Infive Species Medicinal And Edible Chrysanthemum Mori Folium Ramat.,
2022
School of Pharmacy, Hunan University of Chinese Medicine, Changsha, Hunan 410208 , China
Hs-Gc-Ims Analysis And Fingerprint Study Of Volatile Organic Compounds Infive Species Medicinal And Edible Chrysanthemum Mori Folium Ramat., Dingy Un-Long, Wang Hao-Dong(1,2), Tang Guo-Wei, Tian Xing
Food and Machinery
Objective：To understand the difference of cumulative content and species of volatile organic compounds(VOCs) in five different species of Chrysanthemum morifolium Ramat..Methods：In this study， five different species of Chrysanthemum morifolium Ramat.，namely，Jin si huang ju，Huang ju，Hang baiju， Boj u， and Gong ju.The differences and variations of the fingerprints of volatile organic compounds (VOCs) in different species of Chrysanthemum morifolium Ramat.were studied by headspace-gas chromatography-ion mobility spectro s-copy(HS-GC-IMS) ， combined with cluster analysis and relation-ship matrix in the form of data visualization.Results：There were significant differences in VOCs among different varieties of Chrysanthemum mori folium Ramat.(P＜0.05) ， and the …
Evaluation Of Uncertainty In Determination Of Five Kinds Of Carbamate Pesticide Residues In Apple By Liquid Chromatography-Post-Column Derivatization,
2022
Sichuan Light Industry Research and Design Institute Co., Ltd., Chengdu, Sichuan 610084 , China
Evaluation Of Uncertainty In Determination Of Five Kinds Of Carbamate Pesticide Residues In Apple By Liquid Chromatography-Post-Column Derivatization, Yu Xing, Chang Wei, Wang Yong-Lin, Yao Zeng
Food and Machinery
Objective: This study aimed to analyze the accuracy of determination results of five kinds of carbamate pesticide residues in apple. Methods: Five kinds of carbamate pesticide residues in apples were detected according to NY/T 761—2008, and the uncertainty of the determination process was evaluated and analyzed. Results: The contents of carbosulfur, methomyl, 3-hydroxycarbamate, aldicarb and isoprocarb in apples are expressed in the form of expanded uncertainty as (0.105 7±0.007 8), (0.107 7±0.006 2), (0.109 2±0.005 8), (0.103 9±0.008 4), (0.106 1±0.007 6) mg/kg (k=2). Conclusion: The main sources of uncertainty in the experiment are standard material, …
Analysis Of Rice Grain Breakage Characteristics Based On Discrete Element Edem,
2022
School of Mechanical Engineering, Wuhan Polytechnic University, Wuhan, Hubei 430024 , China
Analysis Of Rice Grain Breakage Characteristics Based On Discrete Element Edem, Liu Cheng, Wang Wang-Ping, Song Shao-Yun
Food and Machinery
Objective: The rotational speed of the roller of the rice mill was optimized to reduce the crushing rate of rice grains in the process of whitening. Methods: The extrusion filling model was established by using SolidWorks software, and the collision contact model of single rice grain and two rice grains was established by using the particle bond model in EDEM software. The collision process of rice grains with different moisture content at different falling speeds was simulated, and the collision results of corresponding rice grains were observed. Results: There were three critical states of rice grains in …
Monitoring System Of Daqu Fermentation Humidity Based On Improved Ssa Optimization Prediction Model,
2022
College of Mechanical Engineering, Sichuan University of Science & Engneering, Yibin, Sichuan 644000 , China
Monitoring System Of Daqu Fermentation Humidity Based On Improved Ssa Optimization Prediction Model, Liao Jun-Jie, Hu Guang-Zhong, Xia Qiu, Zhu Wen-Chang, Bin Qiu-Yue
Food and Machinery
Objective: Solve the problems of difficulties of Daqu fermentation detection, judge the fermentation state judgement, and controlling. Methods: The Tent-SSA optimized BP neural network algorithm Daqu fermentation humidity prediction model and dynamic threshold control algorithm were proposed to realize real-time judgment of Daqu state and Daqu fermentation control during Daqu fermentation process. Results: The error predicted by The simulation prediction model for humidity prediction had low error (0.596%), good robust performance and fast convergence speed. Conclusion: The Daqu monitoring system based on this model is accurate and reliable.
Research On Automatic Orientation And Grading Of Shrimp Shelling Device,
2022
Electrical and Mechanical Services Department of Zhoushan Technician College, Zhoushan,Zhejiang 316000 , China
Research On Automatic Orientation And Grading Of Shrimp Shelling Device, Fu Shi-Wei, Liu Jian-Hua, Huang Dao-Pei, Liu Yu-Liang
Food and Machinery
Objective: To realize the full automation of shrimp deep processing. Methods: Based on analysis of physical characteristics of northern and southern American shrimps, according to the feature of the center of gravity located between the thickest part of the shrimp body and the tail of the shrimp, an automatic orientation and grading device of shrimp head and tail was designed. Taking the clip angle between directional roller shaft line and horizontal line and the speed of directional roller as testing factors, the directional components were tested. Results: When the directional roller speed was 60 r/min, and the …
