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Analysis And Application Of The Main Functional Components And Biological Activity Of The Cynanchum Auriculatum Royle Ex Wight Leaf In Different Growth Stages, Lin Yan, Shi Yun, Yang Yu, Zhang Yuqian, Bu Jing, Hong Jian Feb 2025

Analysis And Application Of The Main Functional Components And Biological Activity Of The Cynanchum Auriculatum Royle Ex Wight Leaf In Different Growth Stages, Lin Yan, Shi Yun, Yang Yu, Zhang Yuqian, Bu Jing, Hong Jian

Food and Machinery

［［Objective ］］ This study aimed to clarify the functional components and active effects of Cynanchum auriculatum Royle ex Wight leaves,and make use of C.auriculatum Royle ex Wight leaves as resources.［［Methods ］］ Taking the leaves of C.auriculatum Royle ex Wight at different growth stages as the research material,the changes of the main functional components in the leaves of C.auriculatum Royle ex Wight were measured in three different stages:germination stage (May ),growth stage (August ) and deciduous stage (October ).The antioxidant capacity and hypoglycemic activity of the leaves were analyzed and compared,and the leaves were used to make a leaf tea with …

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Metabolic Characteristics Of Polysaccharides From Mulberries At Different Maturity Stages During In Vitro Fecal Fermentation, Guo Chenjie, Chen Jianle, Wu Jiaxiong, Cheng Huan, Chen Shiguo, Ye Xingqian Feb 2025

Metabolic Characteristics Of Polysaccharides From Mulberries At Different Maturity Stages During In Vitro Fecal Fermentation, Guo Chenjie, Chen Jianle, Wu Jiaxiong, Cheng Huan, Chen Shiguo, Ye Xingqian

Food and Machinery

［［Objective ］］ This study investigated the in vitro fermentation characteristics and gut microbiota modulation effects of polysaccharides extracted from mulberries at different maturity stages.［［Methods ］］ Polysaccharides from green,red and purple mulberries were subjected to in vitro fermentation using human fecal microbiota.Changes in pH values,short -chain fatty acids (SCFA ) levels and substrate composition were monitored.Gut microbiota composition was analyzed through 16S rDNA sequencing.［［Results］］ Polysaccharides from all three mulberry types were effectively degraded and utilized during fermentation,generating significant levels of SCFAs,including acetic acid,propionic acid,and butyric acid.Purple and red mulberry polysaccharides demonstrated a superior capacity for SCFA production compared to those from …

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Effect Of Lily Flavone On Ova Induced Food Allergy, Ju Meiling, Lu Jing Feb 2025

Effect Of Lily Flavone On Ova Induced Food Allergy, Ju Meiling, Lu Jing

Food and Machinery

［［Objective ］］ This study aimed to explore the anti -allergic effect of lily flavone.［［Methods ］］ A mouse food allergy model was induced by egg allergen ovalbumin (OVA ),and different doses of lily flavone were given to intervene.The regulatory effect of different doses of lily flavone on OVA -induced food allergy in mice was analyzed by detecting the indexes of food allergy.［［Results］］ The medium and high dose of lily flavone significantly reduced the levels of serum specific IgE and IgG1 in mice（P<0.05）,and also reduced the level of histamine significantly （P<0.05）.In addition,high dose of total flavones of lily alleviated clinical allergic symptoms and inhibited intestinal inflammation in mice.Further studies found that high dose of lily flavones significantly inhibited the secretion of Th 2 cytokine IL -4 in mouse spleen cells (P<0.05) and promoted the secretion of Th 1 cytokine IFN -γ (P<0.05).［［Conclusion ］］ A certain dose of lily flavone effectively inhibits OVA -induced food allergy in mice,which is related to inhibiting Th 2 type reaction,promoting Th 1 type reaction and regulating Th 1/Th2 type balance.

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Extraction Of Shikimic Acid And And Anise Oil From Illicium Verum Hook . F. Using Steam Distillation Method, Wang Shenyan, Li Simei, Li Jifu, Meng Keyi, Yang Jie Feb 2025

Extraction Of Shikimic Acid And And Anise Oil From Illicium Verum Hook . F. Using Steam Distillation Method, Wang Shenyan, Li Simei, Li Jifu, Meng Keyi, Yang Jie

Food and Machinery

［［Objective ］］ This study aimed to improve the added value of the industry of Illicium verum Hook.f.［［Methods ］］ The anise oil in I.verum was separated by steam distillation,and the high -purity shikimic acid was obtained from the crude by ion exchange.During the distillation process,parameters such as particle size of I.verum powder,material liquid ratio,and number of steam distillation times were determined.In the separation and purification process of shikimic acid,single factor experiments and response surface methodology were used to optimize the pH of the sample solution,elution flow rate,and volume fraction of HCl of the elution solution.The steam distillation method was compared with …

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Optimization Of Fermentation Technology And Its In-Vitro Activity Of Hawthorn Enzyme, Miao Yuanxin, Tian Jianyang, Bi Jinhua, Peng Xinyu, Gao Jia Feb 2025

Optimization Of Fermentation Technology And Its In-Vitro Activity Of Hawthorn Enzyme, Miao Yuanxin, Tian Jianyang, Bi Jinhua, Peng Xinyu, Gao Jia

Food and Machinery

［［Objective ］］ Hawthorn enzyme was prepared from hawthorn by using the mixed strains of Lactobacillus plant -based and saccharomyces cerevisiae with high activity,and its fermentation process and biological activity in vitro were investigated.［［Methods ］］ The effects of solid -liquid ratio,inoculant number of mixed strains,initial sugar degree,fermentation time and fermentation temperature on the quality of hawthorn enzyme were studied with acidity,soluble solid content and superoxide dismutase SOD activity as experimental indexes.The optimal fermentation conditions of hawthorn enzyme were determined by response surface test,and the biological activity of hawthorn enzyme in vitro was analyzed.［［Results］］ The optimum fermentation parameters were liquid -solid ratio …

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Optimization Of Extraction Process Of Hemp Seed Protein By Reverse Micelle Method And Study On Its Physicochemical Properties And Digestibility, Li Yunfei, Song Lulu, Zheng Guofang, Xu Ruiqi, Liu Xinyuan, Wang Zhiyuan, Qin Nan Feb 2025

Optimization Of Extraction Process Of Hemp Seed Protein By Reverse Micelle Method And Study On Its Physicochemical Properties And Digestibility, Li Yunfei, Song Lulu, Zheng Guofang, Xu Ruiqi, Liu Xinyuan, Wang Zhiyuan, Qin Nan

Food and Machinery

［［Objective ］］ The process was optimized and the physicochemical properties of the obtained hemp seed protein,extracted by using reverse micelle method,were analyzed.［［Methods ］］ The key factors affecting the extraction rate of protein,such as Aerosol -OT (AOT ) mass concentration,water addition,buffer pH,KCl solution concentration,solid -liquid ratio,extraction temperature and time of pre -extraction process,and pH,KCl concentration,extraction time and temperature of post -extraction progress,were analyzed by single factor analysis and response surface optimization.The solubility,water holding capacity,oil holding capacity and digestion characteristics of the obtained protein were investigated.［［Results］］ The optimal process conditions for the reverse micelle pre -extraction were obtained as follows:AOT mass concentration …

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Research Progress On The Separation , Purification , Characterization , Biological Activity And Application Of Pectin From Premna Microphylla Turcz Leaves, Qiu Shunli, Zhang Shuting, Xuan Hualong, Huang Kai, Liu Shuang, Ma Kuan, Tang Huali Feb 2025

Research Progress On The Separation , Purification , Characterization , Biological Activity And Application Of Pectin From Premna Microphylla Turcz Leaves, Qiu Shunli, Zhang Shuting, Xuan Hualong, Huang Kai, Liu Shuang, Ma Kuan, Tang Huali

Food and Machinery

This review categorizes and summarizes the separation and purification approaches of pectin from Premna microphylla Turcz;Recapitulates the structural methods of pectin from Premna microphylla Turcz;Briefly delineates the biological activities and applications of pectin from Premna microphylla Turcz.The separation and purification methods of pectin from Premna microphylla Turcz leaves were classified and summarized,and the structural characterization methods of the pectin were also introduced in this review.Moreover,the biological activity and application of the pectin from P.microphylla were briefly described.

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Research Progress On Ace Immobilization And Immobilized Ace Used For Affinity Separation And Enrichment Of Food-Derived Antihypertensive Peptides, Zhang Jingjing, Liu Zhiyu Feb 2025

Research Progress On Ace Immobilization And Immobilized Ace Used For Affinity Separation And Enrichment Of Food-Derived Antihypertensive Peptides, Zhang Jingjing, Liu Zhiyu

Food and Machinery

Food-derived ACE inhibitory peptides can regulate blood pressure mildly and specifically by inhibiting the activity of ACE,which has attracted widespread attention and extensive research.Immobilization of ACE can overcome the shortcomings of traditional free ACE,significantly improve its stability,and give better reusability. This review summarized the immobilization of ACE and its use as an affinity separation medium for selective enrichment of food-borne ACEIP components,and prospects for its industrial application.

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Research Progress On Extraction , Purification , Structural Characteristics , Biological Activities , And Application Of Rose Polysaccharides, Yan Shuai Feb 2025

Research Progress On Extraction , Purification , Structural Characteristics , Biological Activities , And Application Of Rose Polysaccharides, Yan Shuai

Food and Machinery

As a traditional medicinal and food homologous plant,rose not only has ornamental value,but also contains a variety of bioactive components that are beneficial to human body.Among them,rose polysaccharide is one of its main bioactive ingredients,with a variety of beneficial biological activities,including antioxidant,anti -inflammatory,anti -tumor,anti -diabetes,liver protection and moisturizing.This review summarized the extraction,purification,structural characteristics,biological activities and relationship between structure and activity of rose polysaccharides,and the potential applications of rose polysaccharides were also analyzed and discussed.

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3-Monochloropropane- 1,2-Diol Induced Cell Apoptosis In Hk 2 Cells Via Mitochondria-Dependent Pathway, Jin Chengni, Li Yang, Yan Shuaishuai, Xu Jianguo, Peng Xiaoli Feb 2025

3-Monochloropropane- 1,2-Diol Induced Cell Apoptosis In Hk 2 Cells Via Mitochondria-Dependent Pathway, Jin Chengni, Li Yang, Yan Shuaishuai, Xu Jianguo, Peng Xiaoli

Food and Machinery

［Objective］ This study investigated the toxic effects of the food contaminant 3-monochloropropane -1,2-diol (3-MCPD ) on the human renal tubular epithelial cell line (HK2) and examined the underlying mechanisms.［Methods］ Cell viability,morphology,mitochondrial function,enzyme activities,and apoptosis -associated proteins expressions were assessed using MTT assay,Hoechst 33342 staining,biochemical test kits and Western blot,respectively.［Results］］ Results showed a concentration -dependent decrease in cell viability when 3-MCPD was below 80 mmol/L for 24 h.Treatment with 20 and 30 mmol/L 3-MCPD over varying durations also led to a time -dependent reduction in cell viability.Additionally,3-MCPD at 20,40 and 60 mmol/L significantly increased LDH release,decrease mitochondrial membrane potential,and lowered ATP …

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Photocatalytic Degradation Of Aflatoxin B 1 Based On Prussian Blue Nanoflower, Zhang Tianyu, Xie Xinhui, Lu Yan, Lu Dai, Shi Xingbo Feb 2025

Photocatalytic Degradation Of Aflatoxin B 1 Based On Prussian Blue Nanoflower, Zhang Tianyu, Xie Xinhui, Lu Yan, Lu Dai, Shi Xingbo

Food and Machinery

［Objective］ To achieve efficient and environmentally friendly degradation of Aflatoxin B1 (AFB1).［Methods］ This work employs a nucleic acid -mediated methodology to synthesize Prussian Blue Nanoflowers (PBNFs ) characterized by highly efficient photo -Fenton catalytic activity,investigating their photodegradation efficacy and mechanisms against Aflatoxin B1 (AFB1).［Results］］ The findings reveal that,under near -infrared light irradiation (NIR),0.5 μg/mL of AFB1 can be completely eliminated within 4 h,which is attributed to the exceptional photo -Fenton performance of the PBNFs photocatalyst.Optimization experiments indicate that increasing the concentrations of hydrogen peroxide (H2O2) and PBNFs,along with enhancing light intensity,significantly facilitates the photocatalytic degradation of AFB1.Reactive oxygen species generated …

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Effects Of Cross-Linking Oxidative Acetylation On The Quality Of Arrowhead Starch, Zhou Tingting, Li Meng, Wu Di, Liang Pengjuan, Duan Lili, Ji Derong Feb 2025

Effects Of Cross-Linking Oxidative Acetylation On The Quality Of Arrowhead Starch, Zhou Tingting, Li Meng, Wu Di, Liang Pengjuan, Duan Lili, Ji Derong

Food and Machinery

［Objective］ This study aimed to investigate the effects of cross -linking,cross -linking oxidation and cross -linking oxidative acetylation on the physicochemical properties of arrowhead starch.［Methods］ Arrowhead starch was modified using epichlorohydrin as cross -linking agent,hydrogen peroxide as oxidizing agent,and acetic anhydride as acetylation agentto produce cross -linked starch,cross -linked oxidative starch,and cross -linked oxidative acetylation starch.The physicochemical and structural properties of these modified starches were analyzed.［Results］］ All three modified starches exhibited a type A crystalline structure with improved thermal stability.Crystallinity decreased by 1.93%,while the ratio of 1 047 cm-1/1 022 cm-1 increased,indicating a more ordered starch structure.Cross -linking oxidation enhanced …

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Effect Of Thymol On Fungal Diversity Of Postharvest Fengtang Plum, Zhang Hao, Wang Rui, Tian Yiming, Ma Chao, Ma Yuhua Feb 2025

Effect Of Thymol On Fungal Diversity Of Postharvest Fengtang Plum, Zhang Hao, Wang Rui, Tian Yiming, Ma Chao, Ma Yuhua

Food and Machinery

［Objective］ This study aimed to improve the prevention and control of postharvest diseases of Fengtang plum fruit.［Methods］ The fruits were soaked in 200 μL/L thymol for 60 s and stored at (2.0±0.5) ℃.The decay rate,respiration intensity,firmness,h° of pericarp and flesh,and fungal community diversity were analyzed.［Results］］ High -throughput sequencing indicated that the primary rot -causing fungi on Fengtang plum fruits were Botrytis,Fusarium,Penicillium,and Alternaria.Thymol treatment reduced the diversity and abundance of microbial communities on the surface of Fengtang plum fruits.It inhibited the proliferation of the four main pathogenic fungal genera mentioned earlier and the increase in respiratory intensity of the fruits.Additionally,it delayed …

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Effects Of Different Transport Modes On The Quality Of Live Abalone, Yan Xin, Yao Yanyan, Zhang Xiaoyu, Sun Fei, Ni Tian Feb 2025

Effects Of Different Transport Modes On The Quality Of Live Abalone, Yan Xin, Yao Yanyan, Zhang Xiaoyu, Sun Fei, Ni Tian

Food and Machinery

［Objective］ Investigated the effects of different transport modes on the quality of live abalone.［Methods］ Constant temperature transportation with seawater and low temperature transportation without water were used to simulate transportation for 60 h respectively,and the quality index,metabolic enzyme activity and microstructure of live abalone were determined and evaluated.［Results］］ As time went on,water,crude protein,crude fat,glycogen,pH,and sensory evaluation decreased in both groups,while TVB-N increased.All indicators of abalone in seawater constant temperature group changed slowly,the survival rate of abalone was over 90% by simulated transport for 60 h.However,in no water low temperature group,the abalone began to die at 30 h,and the vitality,odor and …

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Freshness Recognition And Remaining Shelf Life Prediction Of Banana Based On Attention Temporal Convolutional Network, Li Xin, Zhu Lei, Zhang Yuan, Du Yanping, Xing Xiao Feb 2025

Freshness Recognition And Remaining Shelf Life Prediction Of Banana Based On Attention Temporal Convolutional Network, Li Xin, Zhu Lei, Zhang Yuan, Du Yanping, Xing Xiao

Food and Machinery

［Objective］ To address the issue of traditional machine learning algorithms (BP,SVM ) struggling to effectively extract features from time series data,which leads to subpar model recognition and prediction performance,and aim to minimize the freshness loss of fresh fruits during the distribution process.［Methods］ Taking bananas as the research subject,established a banana freshness recognition model (ECA -TCN ) by combining Time Convolutional Networks (TCN ) with Efficient Channel Attention Networks (ECA -NET ) and conduct simulation tests.［Results］］ The recognition accuracies for BP,SVM,TCN,and ECA -TCN were 84.89%,85.16%,97.83%,and 99.03%,respectively.［Conclusion］ The experimental method demonstrates superior performance in recognizing the freshness of bananas.

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Optimization Of The Preparation Process Of Hypotensive Peptide Of Agrocybe Cylindracea, Wu Jinyao, Yin Mingyue, Yang Meihua, Kang Jingjing Feb 2025

Optimization Of The Preparation Process Of Hypotensive Peptide Of Agrocybe Cylindracea, Wu Jinyao, Yin Mingyue, Yang Meihua, Kang Jingjing

Food and Machinery

［Objective］ This study aimed to determine the optimal extraction process for antihypertensive peptide from Agrocybe cylindracea to achieve higher yield and enhanced activity.［Methods］ With the polypeptide yield and ACE inhibition rate as the evaluation index,the effects of enzyme type,substrate concentration,enzyme concentration,pH value,reaction time,reaction temperature and other single factors on the antihypertensive peptide and its activity were investigated,and the optimal extraction process of antihypertensive peptide was optimized by response surface.［Results］］ The optimal extraction conditions were as follows:substrate concentration of 5.4%,enzymolysis duration of 8 h,reaction temperature was 23.3 ℃,pH 8.0,and neutral protease dosage of 2 g.Under the control of these conditions,the antihypertensive …

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Optimization Of Brewing Process And Quality Analysis Of Vitis Quinquangularis Rehd Juice Beer, Gan Huiting, Yang Jingjing, Hao Junguang, Hou Hui, Pang Tingcai Feb 2025

Optimization Of Brewing Process And Quality Analysis Of Vitis Quinquangularis Rehd Juice Beer, Gan Huiting, Yang Jingjing, Hao Junguang, Hou Hui, Pang Tingcai

Food and Machinery

［Objective］ To broaden the product form of Vitis quinquangularis Rehd processing,and develop a fruit and vegetable juice beer with Yeniang No.2 Vitis quinquangularis Rehd juice as raw material.［Methods］ On the basis of fixed Monascus rice powder additive concentration of 1.5 g/L,Qindaodahua hop additive concentration of 0.6 g/L and Fruity yeast inoculation amount of 0.4 g/L,the optimization process was studied by single factor test and response surface test with alcohol content,total acid,total polyphenol and sensory score as evaluation indexes.［Results］］ The fermentation temperature of 18.0 ℃,the initial wort concentration of 11.09 °P,and the dilution of Vitis quinquangularis Rehd juice of 8.13 mL/ …

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Study On The Detection Of Tetracycline By Electrochemical Sensors Modified With Nanomaterials, Wang Chenyu, Li Xiaoran, Quan Ke, Liu Miao, Wang Jianhui, Chen Qijie, Zhang Bo Feb 2025

Study On The Detection Of Tetracycline By Electrochemical Sensors Modified With Nanomaterials, Wang Chenyu, Li Xiaoran, Quan Ke, Liu Miao, Wang Jianhui, Chen Qijie, Zhang Bo

Food and Machinery

Tetracycline (TC) is a typical broad -spectrum antibiotic with extensive applications in fields such as food and medicine.However,its improper use can pose a threat to human health and environmental safety.Therefore,detecting the residue of tetracycline is very important.In recent years,electrochemical sensors modified with nanomaterials have been successfully applied for the detection of tetracycline residues in food and environmental samples due to their high sensitivity and fast response.This review compares the electrochemical sensors modified with different nanomaterials for tetracycline detection,aiming to provide a reference for trace analysis of tetracycline and the development of more efficient detection technology.At the same time,this review also …

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Research Progress On Hypoglycemic Effect Of Coarse Grain Bread Fermented By Lactic Acid Bacteria And Yeast, Yang Huan, Liu Jingke, Li Pengliang, Liu Jing, Zhang Aixia Feb 2025

Research Progress On Hypoglycemic Effect Of Coarse Grain Bread Fermented By Lactic Acid Bacteria And Yeast, Yang Huan, Liu Jingke, Li Pengliang, Liu Jing, Zhang Aixia

Food and Machinery

Coarse grain bread fermented with lactic acid bacteria and yeast is rich in functional components,such as dietary fiber and polysaccharide,which can help regulate blood sugar levels.This review explores the synergistic effects of lactic acid bacteria and yeast during the fermentation of coarse grains and their role in enhancing the bread's hypoglycemic properties.Specifically,it examines three key mechanisms:promoting the release,generation and transformation of hypoglycemic active ingredients and inhibiting the activity of blood sugar -related enzymes,and looks forward to the future development direction.

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Progress In The Synthesis , Characterization , And Biological Activity Of Polyphenol Pectin Complexes, Li Peijun, Cao Xingye, Xie Runsheng, Tang Hui, Zhong Ruimin Feb 2025

Progress In The Synthesis , Characterization , And Biological Activity Of Polyphenol Pectin Complexes, Li Peijun, Cao Xingye, Xie Runsheng, Tang Hui, Zhong Ruimin

Food and Machinery

Pectin,known for its excellent physical properties,is widely utilized across various fields,including food,medicine and cosmetics.Polyphenols,although highly bioactivity,often suffer from poor solubility and low bioavailability.Grafting polyphenols onto pectin enhances the functional value of both pectin and polyphenols.The synthesis method of polyphenols -pectin complex (non-covalently bound and covalently bound ),structural characterization (ultraviolet -visible spectroscopy,Fourier transform infrared spectroscopy,nuclear magnetic resonance hydrogen spectroscopy,scanning electron microscope,X-ray diffraction,differential scanning calorimetry,and thermogravimetric analysis ),biological activity (antioxidant activity,antibacterial activity,and antitumor activity ).Lastly,the diverse applications of polyphenol -pectin complexes in multiple fields and their potential for future development are explored.

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Research Progress On The Antibacterial Mechanism Of Natural Plant Extracts And Its Application In Meat Preservation By Combining With Modern Emerging Technologies, Xu Yuanliu, Liu Didi, Wang Zhaodan, Xiao Guosheng, Tang Huali Feb 2025

Research Progress On The Antibacterial Mechanism Of Natural Plant Extracts And Its Application In Meat Preservation By Combining With Modern Emerging Technologies, Xu Yuanliu, Liu Didi, Wang Zhaodan, Xiao Guosheng, Tang Huali

Food and Machinery

Natural plant extracts are emerging as a new class of preservative in the food industry,offering advantages such as being green,safe,non -toxic,and highly effective in inhibiting bacterial growth.However,their specific antimicrobial activity and underlying mechanism remain incompletely understood,and their applications require further exploration and optimization.This review analyzed and summarized the types of active ingredients and bacteriostatic effects of common natural plant extracts,and explored their potential bacteriostatic mechanisms as well as the synergistic effects of these extracts used for meat preservation in combination with emerging food preservation technologies.

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Segmented Microwave Vacuum Drying Process And Flavor Of Hezhou Taro, Lu Hui, Luo Yuan, Gong Yuwen, Song Yongxin, Li Guanli, Luo Yanghe, Li Xiaochun Feb 2025

Segmented Microwave Vacuum Drying Process And Flavor Of Hezhou Taro, Lu Hui, Luo Yuan, Gong Yuwen, Song Yongxin, Li Guanli, Luo Yanghe, Li Xiaochun

Food and Machinery

［Objective］ This paper aims to solve the common problems in the taro industry,such as the high storage and transportation cost of taro and its quick -frozen products,the low drying efficiency of fresh taro,and the flavor loss of taro powder by investigating the conditions of segmented microwave vacuum drying process of taro and the flavor characteristics of taro powder.［Methods］ By taking Hezhou taro as the research object,the microwave vacuum drying mode was determined by analyzing the characteristics of the drying curve,and the optimal process was determined by analyzing the whiteness value,drying time,and sensory evaluation results.The flavor characteristics of taro powder were …

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Detection Of The Origin Of Wolfberry Based On Electronic Nose And Electronic Tongue Combined With Lstm-Am-M 1dcnn, Ma Zeliang, Liu Yaqian, Cheng Qifeng, Wang Pingping, Yang Tianxing, Du Gang Feb 2025

Detection Of The Origin Of Wolfberry Based On Electronic Nose And Electronic Tongue Combined With Lstm-Am-M 1dcnn, Ma Zeliang, Liu Yaqian, Cheng Qifeng, Wang Pingping, Yang Tianxing, Du Gang

Food and Machinery

［Objective］ To achieve rapid detection of the origin of wolfberry.［Methods］ A rapid discrimination method for the origin of wolfberry was proposed based on an electronic nose and tongue system using a Long Short -Term Memory network -Attention Mechanism -Multi -scale one -Dimensional Convolutional Neural Network (LSTM -AM-M1DCNN ) model.First,an electronic nose and tongue were used to detect wolfberries from five different origins.Then,the collected data were fused,and finally,the LSTM -AM-M1DCNN was employed to classify and discriminate the fused data.［Results］］ Compared with traditional LSTM and CNN methods,the LSTM -AM-M1DCNN effectively extracted deep feature information from the electronic tongue and nose signals.The accuracy,precision,recall,and …

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Rotten Strawberry Classification Based On Efficientnet V 2 Algorithm Fused With Gcn And Ca-Transformer, Wang Wei, Yang Shizhong, Gong Yucheng, Gao Sheng, Deng Zhaopeng Feb 2025

Rotten Strawberry Classification Based On Efficientnet V 2 Algorithm Fused With Gcn And Ca-Transformer, Wang Wei, Yang Shizhong, Gong Yucheng, Gao Sheng, Deng Zhaopeng

Food and Machinery

［Objective］ Improving the accuracy and efficiency of rotting strawberry classification using modern computer vision techniques and deep learning methods.［Methods］ A classification method for rotten strawberries based on EfficientNet V 2 fusion with Graph Convolutional Network (GCN ) and Channel -Attention Transformer (CA-Transformer ) has been proposed.Firstly,a graph convolution branch was added to the baseline model,which updated feature representations by aggregating the surrounding information of nodes,better capturing the contextual information of nodes in the graph structure.Secondly,this study integrated the Transformer structure with attention into the backbone of the baseline model,replacing some convolution operations with this structure to achieve the fusion of …

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Fresh Grape Quality Inspection Based On Dual-Channel Improved Convolutional Neural Network, Wang Dan, Liu Fangfei, Ji Xiaofeng Feb 2025

Fresh Grape Quality Inspection Based On Dual-Channel Improved Convolutional Neural Network, Wang Dan, Liu Fangfei, Ji Xiaofeng

Food and Machinery

［Objective］ To achieve accurate and non -destructive testing of key quality indicators of fresh grapes,we proposed a dual -channel improved convolutional neural network (CNN ) method for fresh grape quality inspection.［Methods］ A fiber -optic spectrometer and a CCD camera were used to collect visible near -infrared spectra and characterize the image information of grape samples.The dual channel improved CNN model was established and the Gramian angular field (GAF ) was used to convert one -dimensional spectral data into two-dimensional images for the extraction of effective features from spectra data.The convolutional layers with different sizes of convolution kernels were designed to …

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Effects Of Low-Temperature Storage On The Characteristics Of Wheat Gluten, Lei Lei, Wang Ensheng, Liu Haibo, Sang Daxi, Li Kun Feb 2025

Effects Of Low-Temperature Storage On The Characteristics Of Wheat Gluten, Lei Lei, Wang Ensheng, Liu Haibo, Sang Daxi, Li Kun

Food and Machinery

［Objective］ This study aimed to investigate the effects of low -temperature storage (3,6,9,12,15 days ) on the structural and functional properties of gluten proteins,including free sulfhydryl content,secondary structure,water -holding capacity,and rheological properties.［Methods］ Wheat gluten was stored at 4 ℃ and -18 ℃,and changes in free sulfhydryl groups,secondary structure,functional properties and rheological behavior were analyzed.［Results］］ Free sulfhydryl content increased with storage time,rising by 73.44% at 4 ℃ and 100.42% at -18 ℃ after 15 d compared to the control group.Prolonged low -temperature storage led to a decrease in α-helices and β-sheets,alongside an increase in β-turns and random coils in gluten proteins.Functional …

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Optimization Of Hardening And Crispness Preservation Process Of Lentinula Edodes Slices By Response Surface Methodology, Cui Guomei, Liu Lina, Tian Guangrui, Wang Anjian, Yu Ziqi, Gao Shuaiping Feb 2025

Optimization Of Hardening And Crispness Preservation Process Of Lentinula Edodes Slices By Response Surface Methodology, Cui Guomei, Liu Lina, Tian Guangrui, Wang Anjian, Yu Ziqi, Gao Shuaiping

Food and Machinery

［Objective］ This study aims to restrain the texture deterioration of the products with fresh Lentinus edodes as the main raw material during processing and storage.［Methods］ With hardness as the indicator,single factor tests and response surface methodology were employed to analyze the effects of different additives and addition amounts on the quality of L.edodes slices.［Results］］ The optimum hardening and crispness preservation conditions were as follows:soaking in the composite composed of calcium chloride 0.15%,sodium alginate 0.11%,and gluconate -δ-lactone composite 2.0% for 25 min.The optimized sterilization process was 105 ℃ for 25 min.［Conclusion］ The optimized processing conditions could significantly improve the texture characteristics …

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Mechanism Of Fermentation Products Of Puerariae Lobatae Radix In Delaying Organ Function Decline In Aging Mice, Zhang Yanjin, Ma Yage, Yang Xiongchao, Zhao Xinglu, Wang Yidan Feb 2025

Mechanism Of Fermentation Products Of Puerariae Lobatae Radix In Delaying Organ Function Decline In Aging Mice, Zhang Yanjin, Ma Yage, Yang Xiongchao, Zhao Xinglu, Wang Yidan

Food and Machinery

［Objective］ This study aims to decipher the mechanism of the anti -aging effect of puerarin.［Methods］ A mouse model of D-galactose -induced subacute aging was established.The antioxidant capacity was assessed by measuring oxidative stress indicators in the serum,liver,and spleen.The spatial learning and memory ability of mice was assessed by the Morris water maze test.Pathological changes in the hippocampus of mice were observed by Nissl staining.The oxidative stress indicators of the brain tissue were measured to comprehensively investigate the effect of the fermentation products of Puerariae lobatae Radix (FP) on brain aging.Micro -CT scanning was performed to study the effect of FP …

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Enzymatic Hydrolysates Of Mulberry Leaf Flavonoids Alleviate Depression Induced By Reserpine In Zebrafish, Zheng Xuan, Lu Yunke, Zhou Chunling, Zhang Ju, Wang Mingxue, Cui Shizhan, Jia Dongsheng Feb 2025

Enzymatic Hydrolysates Of Mulberry Leaf Flavonoids Alleviate Depression Induced By Reserpine In Zebrafish, Zheng Xuan, Lu Yunke, Zhou Chunling, Zhang Ju, Wang Mingxue, Cui Shizhan, Jia Dongsheng

Food and Machinery

［Objective］ This study aims to investigate the anti -depression effects of enzymatic hydrolysates of mulberry leaf flavonoids (EMLF ).［Methods］ EMLF was prepared and its components were analyzed by UPLC -MS.A zebrafish model of depression was induced by 40 mg/L reserpine.Six groups were designed,including the control,model,fluoxetine,L-EMLF (20 μg/mL ),M-EMLF (40 μg/mL ),and H-EMLF (80 μg/mL ) groups.Behavioral tests,including the new tank test and the light -dark box test,were conducted.The structural changes in the brain tissue of zebrafish in each group were observed by HE staining.The mRNA levels of interleukin -1β (IL-1β),tumor necrosis factor -α (TNF-α),tryptophan hydroxylase -2 (TPH- 2),and 5-hydroxytryptamine 2A …

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Functional Properties And Influencing Factors Of Multigrain Recombinant Rice, Cai Qingfeng, Lin Xingzhu, Liu Jingxue, Gao Tingting, Sun Jianjun, Zhu Yanyuan Feb 2025

Functional Properties And Influencing Factors Of Multigrain Recombinant Rice, Cai Qingfeng, Lin Xingzhu, Liu Jingxue, Gao Tingting, Sun Jianjun, Zhu Yanyuan

Food and Machinery

Multigrain recombinant rice is not only rich in protein,minerals,vitamins and other nutrients,but also contains a variety of active ingredients,playing an important role in preventing chronic diseases such as hypertension,hyperlipidemia,and hyperglycemia.This paper expounds the influences of the composition of raw materials and processing technology on the quality of multigrain recombinant rice,focusing on the research status of its functional properties such as lowering blood sugar,regulating intestinal flora,antioxidation,lowering blood lipids,lowering cholesterol,anti -obesity,and supplementing minerals needed by the human body.Furthermore,this paper makes an outlook on the development and quality improvement of multigrain recombinant rice.

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