Effects Of Hydroxyl Safflower Yellow A On Lipopolysaccharide Induced Depression Model Rats,
2023
Pharmacy College, Xinjiang Medical University, Urumqi, Xinjiang 830017, China
Effects Of Hydroxyl Safflower Yellow A On Lipopolysaccharide Induced Depression Model Rats, Yiming Gaghafu, Mian Qiang-Hui, Han Nan-Yin, Abudureyimu Yusufu
Food and Machinery
Objective: This study aimed to investigate the antidepressant effect of hydroxyl safflower yellow A on rats induced by lipopolysaccharide. Methods: The depression model of rats was established by intraperitoneal injection of LPS. The normal control group, the model group, the positive control group and the hydroxyl safflower yellow A groups with different doses were set up, and the depression like behavior of rats was evaluated. The contents of TNF-α, IL-1β, IL-6 and BDNF, 5-HT in serum of rats were determined, and the histopathological changes of hippocampus were observed. The protein expression of TLR/NLR signaling pathway was detected. Results: …
Effects Of Addition Amounts Of Crosslinker And Etherifying Agent On Properties Of Modified Waxy Corn Starch,
2023
Zhucheng XingMao Corn Development Co., Ltd., Zhucheng, Shandong 262218, China;School of Food Science and Engineering, South China University of Technology, Guangzhou, Guangdong 510641, China;School of Food Science and Engineering, Qilu University of Technology, Jinan, Shandong 250353, China
Effects Of Addition Amounts Of Crosslinker And Etherifying Agent On Properties Of Modified Waxy Corn Starch, Zhao Hai-Bo, Sun Chun-Rui, Wang Jin-Peng, Cui Bo, Cheng Yun-Hui, Chen Ling, Zhang Gui-Ming, Xu Ning
Food and Machinery
Objective: This study aimed to control the degree of crosslinking and etherification in the preparation process of crosslinked hydroxypropyl starch and improve the product performance. Methods: Waxy corn starch was used as a raw material to prepare the composite modified starch （hydroxypropyl distarch phosphate, HDP） under alkaline conditions, during which process sodium trimetaphosphate （STMP） and propylene oxide （PO） was used as the cross-linker and etherifying agent, respectively. The effects of the addition level of STMP and PO on the properties of the Brabender viscosity behavior, transparency and freeze-thaw stability of waxy corn starch were investigated. Results: Combined with the preliminary …
Screening, Identification And Biological Characteristics Of Lactic Acid Bacteria Inhibiting Vibrio Parahaemolyticus,
2023
College of Biological and Environmental Sciences, Zhejiang Wanli University, Ningbo, Zhejiang 315100, China
Screening, Identification And Biological Characteristics Of Lactic Acid Bacteria Inhibiting Vibrio Parahaemolyticus, Yu Chen, Yang Lu, Guan Feng, Zhang Jie, Yuan Yong-Jun
Food and Machinery
Objective: This study aimed to enrich the functional lactic acid bacteria resource bank and to search for excellent starting strains of lactic acid bacteria with the antagonistic ability of Vibrio parahaemolyticus. Methods: Lactobacillus strains with broad-spectrum bacteriostatic potential were screened by Oxford cup bacteriostatic test, and their biological characteristics were discussed by growth and metabolic performance, gastrointestinal fluid tolerance, salt tolerance, antibiotic sensitivity and bacteriostatic spectrum. Results: Six strains of lactic acid bacteria were screened by using V. parahaemolyticus as indicator bacteria. They were classified into L. paracasei, L. fermentus and L. plantarum by morphological, physiological and biochemical …
Rapid Identification Of Adulterated Camellia Seed Oil By E-Nose Combined With Chemometrics,
2023
School of Food Science and Bioengineering, Changsha University of Science and Technology, Changsha, Hunan 410114, China
Rapid Identification Of Adulterated Camellia Seed Oil By E-Nose Combined With Chemometrics, Guan-Zhao Yi-Zhu, Fang Fang, Wang Yao-Yao, Tian Zi-Jing, Yang Jian-An, Wang Jian-Hui
Food and Machinery
Objective： To establish a rapid qualitative and quantitative method for the adulteration of Camellia seed oil. Methods： The electronic nose technology combined with chemometrics was used to screen the difference variables based on one-way ANOVA. The qualitative model for identification of adulteration types of camellia seed oil was established through principal component analysis (PCA) and discriminant analysis (DA). A quantitative model for identifying the types and degrees of camellia seed oil adulteration was established using orthogonal partial least squares (OPLS). Results： The R2 of the model was over 0.98, the RMSEE was lower than 0.005, and the RMSECV was …
Rutin Detection By Electrochemical Sensor Based On Fe3O4@Tio2@Au,
2023
Jiyuan Vocational and Technical School, Jiyuan, Henan 459000, China
Rutin Detection By Electrochemical Sensor Based On Fe3O4@Tio2@Au, Zhou Hong-Yan, Song Yun
Food and Machinery
Objective: A novel electrochemical sensor with high sensitivity was developed for the quantitative analysis of rutin in tartary buckwheat. Methods: A layer of titanium dioxide was loaded on the surface of ferric oxide nano materials (Fe3O4) to prepare core-shell Fe3O4@titanium dioxide (Fe3O4@TiO2) nano composites, and nano gold (Au) was loaded on its surface for preparing a new type of Fe3O4@TiO2@Au nanocomposites. Then an electrochemical sensor was constructed for quantitative analysis of rutin. The optimal working conditions of the sensor were …
Effects Of Ethanol And Methyl Jasmonate Fumigation On The Quality Of Bamboo Shoots During Storage,
2023
School of Food and Pharmaceutical Engineering, Guiyang College, Guiyang, Guizhou 550005, China
Effects Of Ethanol And Methyl Jasmonate Fumigation On The Quality Of Bamboo Shoots During Storage, Xu Jing-Yang, Ji Ning, Wang Rui, Zhang Ni, Liu Ren-Chan, Wang Si-Yuan, Deng Yun-Bing
Food and Machinery
Objective： This study aimed to provide a basis for the post-harvest storage and preservation of fresh shoots from bamboo (Chimonobambusa quadrangularis). Methods: Fresh bamboo shoots were fumigated with 500 μL/L anhydrous ethanol and 0.1 mmol/L MeJA, and distilled water was used as blank control (CK) to determine the storage period, i. e. temperature (1.0±0.3) ℃ and relative humidity (90±5)%. The respiratory intensity, hardness, browning index, soluble protein, and activity of PAL, POD, PPO and APX were detected. The quality differences of fresh bamboo shoots during storage were analyzed using principal component analysis. Results: Combined fumigation treatment can reduce …
Optimization Of Ginseng Ratio And Semen Ziziphi Spinosae Antioxidant Activity Based On The Combination Of Entropy-Weight Method And Grey-Correlation Degree Method,
2023
Changchun University of Chinese Medicine, Changchun, Jilin 130117, China
Optimization Of Ginseng Ratio And Semen Ziziphi Spinosae Antioxidant Activity Based On The Combination Of Entropy-Weight Method And Grey-Correlation Degree Method, Xiao Feng-Qin, Wang Xin, Liu Hui, Dong Hong-Ying, Zhou Wen-Wen, Xue Zhi-Jia, Li Guang-Zhe, Yan Ming-Ming
Food and Machinery
Objective： This study aimed to develop relevant health products with ginseng and semen ziziphi spinosae as raw materials. Methods: HPLC and UV spectrophotometer were used to study the chemical components of different compatibility ratios of ginseng and semen ziziphi spinosae. The antioxidant activity in vitro of ginseng and semen ziziphi spinosae with different compatibility ratios was analyzed by DPPH free radical, ABTS+free radical, hydroxyl free radical and superoxide anion free radical scavenging rate. Moreover, the grey relational degree method was used, and entropy weight method was used as the discrimination coefficient for statistical analysis, combined with the characteristics …
Effects Of Wet Processing On Coffee Quality,
2023
Institute of Agro-Products Processing Science and Technology, Yunnan Academy of Agricultural Sciences, Kunming, Yunnan 650205, China
Effects Of Wet Processing On Coffee Quality, Li Xue-Rui, Liu Xiu-Wei, Li Hong, Yan Jing, Tian Hao
Food and Machinery
Objective: This study aimed to optimize the wet processing of coffee. Methods: The effects of pectinase concentration, temperature and drying method on the contents of flavor precursors and flavor substances in coffee beans were investigated. The quality ranking was obtained by grey correlation analysis and the volatile substances were analyzed. Results: There were significant differences in the contents of protein, crude fat, caffeic acid, caffeine, chlorogenic acid and volatile compounds among different pectinase concentration, temperature, sun drying and heat pump drying. Grey correlation analysis showed that the quality ranking of coffee in the 2% pectinase + 27 ℃+ sun-drying treatment …
Fermentation Process Optimization And Flavor Composition Analysis Of Plum Peppermint Wine,
2023
College of Food Science and Technology, Sichuan Tourism University, Chengdu, Sichuan 610100, China;Cuisine Science Key Laboratory of Sichuan Province, Sichuan Tourism University, Chengdu, Sichuan 610100, China
Fermentation Process Optimization And Flavor Composition Analysis Of Plum Peppermint Wine, Guo Ming-Yi, Deng Yan, Du Qian-Hong, Wu Hua-Chang
Food and Machinery
Objective: In order to develop and enrich fruit wine categories and diversify sensory levels, plum and peppermint were chosen out as the main materials for fermenting a compound fruit wine. Methods: Single factor test and response surface test were used to analyze the effects of mint addition amount, initial sugar degree, initial pH value and fermentation temperature on the alcohol and quality of plum peppermint wine. The fermentation process was optimized, and its sensory was analyzed. Moreover, the sensory, physical and chemical indexes and volatile components were detected. Results: The optimum fermentation conditions were as follows: peppermint content 18%, initial …
Optimization Of Complex Enzymatic Extraction Process Of Steroidal Glycosides From Cynanchum Auriculatum Royle Ex Wight And Its Hepatoprotective Activity,
2023
College of Food Engineering, Harbin University of Commerce, Harbin, Heilongjiang 150076, China;Institute of Agro-product Processing, Jiangsu Academy of Agricultural Sciences, Nanjing, Jiangsu 210014, China
Optimization Of Complex Enzymatic Extraction Process Of Steroidal Glycosides From Cynanchum Auriculatum Royle Ex Wight And Its Hepatoprotective Activity, Song Wan-Yu, Dai Jing, Feng Jin, Li Chun-Yang, Ma Yong-Qiang
Food and Machinery
Objective: Response surface methodology was used to optimize the extraction process of steroidal glycosides from Cynanchum auriculatum Royle ex Wight by complex enzymatic method, and its effects on alcohol dehydrogenase activity and human hepatoma cell HepG2 were analyzed. Methods: Four experimental factors; enzymolysis duration, temperature, compound enzyme dose and pH were used as responses to a single-factor experiment of the Response Surface Methodology on the steroidal glycoside yields, using perennial C. auriculatum as the target material. The alcohol-induced hepatocyte damage model of HepG2 was used to investigate the contents of ALT, LDH, and GSH and changes in cell shape. Results: …
Research Progress In Nutritional Composition And Biological Function Of Grape Seed Extracts,
2023
School of Food Engineering, Shangqiu Polytecnic, Shangqiu, Henan 476000, China
Research Progress In Nutritional Composition And Biological Function Of Grape Seed Extracts, Zhou Xiang-Hui
Food and Machinery
Grape seed extracts, due to its strong antioxidant activity, is commonly used as a nutritional supplement or dietary supplement. It can be used to prevent metabolic diseases such as inflammation, tumors, and atherosclerosis. This article provides an overview of the nutritional composition and biological functions of grape seed extracts, summarizes the latest research findings on the bioactive ingredients in grape seed extracts in terms of antioxidant, anti-inflammatory, anti-tumor, antimicrobial, and anti-atherosclerosis effects, and discusses the shortcomings and future research directions in grape seed extracts research.
Dragon Fruit Weight Estimation Based On Machine Vision And Machine Learning,
2023
College of Engineering, South China Agricultural University, Guangzhou, Guangdong 510642, China;Guangdong Provincial Key Laboratory of Agricultural Artificial Intelligence, Guangzhou, Guangdong 510642, China;Key Laboratory of Key Technology on Agricultural Machine and Equipment, Ministry of Education, Guangzhou, Guangdong 510642, China
Dragon Fruit Weight Estimation Based On Machine Vision And Machine Learning, Liang Ying-Kai, Shang Feng-Nan, Chen Qiao, Xiao Ming-Wei, Luo Chen-Di, Li Wen-Tao, Zhou Xue-Cheng
Food and Machinery
Objective: In order to solve the problem of manual weighting of dragon fruit, including time-consuming, laborious and expensive, an automated weight estimation method based on machine vision and machine learning was proposed in this research. Methods: Firstly, 106 dragon fruits were weighed, recorded and photographed, and images of dragon fruits were constructed. Secondly, binary images were obtained after denoising and segmentation. Moreover, the three features of pixel area, major axis pixel length and minor axis pixel length of dragon fruits were extracted on the basis of binary images. The three features of each image and their corresponding weights were combined …
Research Progress Of Peanut Allergenicity Assessment Methods And The Effect Of Food Processing On Its Allergenicity,
2023
College of Tourism and Culinary, Yangzhou University, Yangzhou, Jiangsu 225127, China
Research Progress Of Peanut Allergenicity Assessment Methods And The Effect Of Food Processing On Its Allergenicity, Chen Kuan, Wang Tao, Li Qian, Jiang Songsong
Food and Machinery
Peanut is one of the "Big Eight" allergen foods. It has been noticed by public due to its serious clinical symptoms and high incidence rate. This review introduced structures and immune characteristics of peanut allergens (Ara h 1-18). The assessment methods (both in vitro and in vivo) was also introduced. Finally, the research progress of different food processing on the allergenicity of peanut were summarized. The future research direction of food processing on reducing the allergenicity of peanut were prospected.
Research Status And Prospect Of Mechanized Hulling Device For Camellia Oleifera Fruit,
2023
Zhongkai University of Agriculture and Engineering, Guangzhou, Guangdong 510631, China
Research Status And Prospect Of Mechanized Hulling Device For Camellia Oleifera Fruit, Wu Junyi, Wang Yi, Xiong Pingyuan, Ruan Jieying, Liao Zhiqiang
Food and Machinery
The traditional hulling of Camellia oleifera fruit is mainly manual, with high work intensity, high labor cost and low production efficiency. Mechanized hulling is the inevitable trend of modernization of Camellia oleifera industry. The existing hulling device of Camellia oleifera fruit has poor universality, low hulling rate and high seed kernel breakage rate, which affects the popularization of mechanized hulling technology of Camellia oleifera. By comparing the existing hulling methods of Camellia oleifera, the structure and working principle of each hulling device were analyzed, their advantages and disadvantages were summarized, and their development direction was prospected.
Advances In The Preparation, Structural Characterization And Biological Activity Of Glycosylated Peptides,
2023
School of Food Science and Bioengineering, Changsha University of Science & Technology, Changsha, Hunan 410014, China
Advances In The Preparation, Structural Characterization And Biological Activity Of Glycosylated Peptides, Wu Ying, Qu Tingmin, Wen Shiyu, Wu Hao, Cheng Yunhui, Wen Li
Food and Machinery
The structure and function of peptides are affected by the changes of environmental factors, including temperature, pH value and ionic strength. Sugar groups can form covalent bonds with amino acid side chain groups of peptides to undergo structural modification, and then the glycosylation modification can effectively improve the stability and biological activity of peptide molecules. In this review, the preparation methods and structural characterization strategies of glycosylated peptides were summarized, and the recent research progress on their physiological activities were highlighted. The challenges and future research directions of glycosylated peptides were also discussed.
Protective Effect Of Eurotium Cristatum Fermentation Broth Mixed With Tea Polyphenols On Immunosuppressive Mice,
2023
Changsha Commerce and Tourism College, Changsha, Hunan 410016, China
Protective Effect Of Eurotium Cristatum Fermentation Broth Mixed With Tea Polyphenols On Immunosuppressive Mice, Peng Ying
Food and Machinery
Objective: This study aimed to investigate the effect of Eurotium Cristatum fermentation broth mixed with tea polyphenols on the immune indexes of cyclophosphamide immunosuppressive mice. Methods: Immunosuppressive model was established by intraperitoneal injection of cyclophosphamide with 80 mg/kg for 3 days. High, middle and low dose E. Cristatum fermentation broth mixed with tea polyphenols was administrated to immunosuppressive mice intragastrically for 15 days. The blood index, spleen index, macrophage phagocytic index, half hemolysis value, delayed-type hypersensitivity, the content of IL-2 and tumor necrosis factor-α (TNF-α) were measured. Results: E. Cristatum fermentation broth mixed with tea polyphenols significantly …
Effects Of Different Processes On Active Components And Antioxidant Activities Of Akebia Trifoliate Seed Oil,
2023
Jinan University, Guangzhou, Guangdong 510632, China;Zhongshan Technician College, Zhongshan, Guangdong 528400, China
Effects Of Different Processes On Active Components And Antioxidant Activities Of Akebia Trifoliate Seed Oil, Gao Xiaolong, Xu Wei, Li Ying, Zhou Min
Food and Machinery
Objective: To compare the effects of different oil preparation processes on the active ingredients and oxidation activity of Akebia trifoliate seed oil. Methods: Akebia trifoliata seed oil was prepared from Akebia trifoliata seed by four oil extraction processes: cold pressing, hot pressing, supercritical CO2 extraction and extraction. The fatty acid composition, active ingredients （carotenoids, tocopherols, polyphenols, flavonoids） and DPPH free radical scavenging capacity of Akebia trifoliata seed oil were analyzed. Results: The fatty acid composition of Akebia trifoliata seed oil prepared by the four processes was similar. The content of palmitic acid was 20.62%～21.42%, the content of stearic acid …
Decolorization And Filter Aid Effect Of Silicon-Magnesium Mixed Decolorizer In Anchovy Oil,
2023
College of Food Science and Technology, Shanghai Ocean University, Shanghai 201306, China
Decolorization And Filter Aid Effect Of Silicon-Magnesium Mixed Decolorizer In Anchovy Oil, Li Wen, Yu Jun, Xie Chenwei, Tao Ningping
Food and Machinery
Objective: This study aimed to improve the separation efficiency of decolorizing agent and fish oil, and ensure high decolorization rate at the same time. Methods: The optimum absorption wavelength of fish oil was measured by spectrophotometer. Magnesium silicate was mixed with activated clay into compound decolorizers, and was used to evaluate the decolorization rate and filtration speed. The decolorization parameters of anchovy oil were optimized by single factor experiment and response surface experiment. The oil absorption rate and fish oil recovery rate of decolorizing agent were calculated. The decolorization and filter aid effect of decolorizing agent were verified through the …
Effects Of Plant Extract And Betel Nut On Acute Inflammation In Rats,
2023
School of Food Science and Technology, Jiangnan University, Wuxi, Jiangsu 214122, China
Effects Of Plant Extract And Betel Nut On Acute Inflammation In Rats, Song Xiaohui, Zhu Junding, Li Zhi, Ma Chaoyang, Wang Hongxin
Food and Machinery
Objective: This study aimed to reduce inflammation effect caused by long-term and large amount of betel nut chewing. Methods: Natural plant extracts with anti-inflammatory effects were added to betel nut in order to reduce the inflammatory damage. Glycyrrhiza uralensis fisch, radix platycodi and loquat leaf were used to treat rats with areca nut for 28 days. Body weight, organ coefficient, swelling rate of plantar in 6 hours, levels of inflammatory factors, and mediators were compared. Results: The addition of high-dose natural plant extract significantly reduced the production of prostaglandin E2 (PGE2), malondialdehyde (MDA), and nitric oxide (NO) …
Screening Of Autochthonouslactic Acid Bacteria And Optimization Of Fermentation Process In Low-Salt Zhayu Of Red Rice,
2023
College of Food and Bioengineering, Changsha University of Science and Technology, Changsha, Hunan 410114, China;Hunan Provincial Engineering Technology Research Center of Aquatic Food Resources Processing, Changsha, Hunan 410114, China
Screening Of Autochthonouslactic Acid Bacteria And Optimization Of Fermentation Process In Low-Salt Zhayu Of Red Rice, Xu Dongmei, Liu Yongle, Li Xianghong, Wang Faxiang, Huang Yiqun, Ma Xiayin
Food and Machinery
Objective: To solve the problems of an uncertain fermentation process, a long fermentation period, and the unstable quality of traditional naturally fermented preserved fish. Methods: The lactic acid bacteria were isolated from low-salt preserved red fish, and the inhibition ability, salt tolerance, and acid production ability of the strains were investigated. The lactic acid bacteria suitable for fermentation were screened out, and the fermentation of preserved red fish was intensified by inoculation. The amount of red rice flour added, the amount of salt added during curing, and the fermentation temperature were optimized in the fermentation process. Results: There were 22 …
