Metal Pneumonitis From “Non-Toxic” Decorative Cake Dust Aspiration: A Case Report,
2024
LSU Health Sciences Center - New Orleans
Metal Pneumonitis From “Non-Toxic” Decorative Cake Dust Aspiration: A Case Report, Taylor Sanders, Mitchell Hymowitz, Christine Murphy
School of Medicine Faculty Publications
Introduction: Metallic luster dusts are decorative agents for cakes and other confections. While some powders are labeled “non-edible,” they are also marketed as “non-toxic.” We present a case of a child who developed acute metal pneumonitis after accidental aspiration of metallic luster dust. Case Report: A four-year-old presented to the emergency department (ED) in respiratory distress after attempting to ingest gold decorative metallic luster dust. In the ED she was placed on supplemental oxygen. Her initial chest radiograph (CXR) was unremarkable. Her condition worsened despite high-flow nasal cannula oxygen, and she was intubated. A repeat CXR revealed patchy perihilar and …
Research On The Law Of Impurity Removal Of Soybean Concentrated Lecithin And Substances Affecting Its Transparency,
2024
Sirio Pharma Co., Ltd., Shantou, Guangdong 515041, China
Research On The Law Of Impurity Removal Of Soybean Concentrated Lecithin And Substances Affecting Its Transparency, Fang Suqiong, Zhu Dongqi, Chen Wenrong, Yang Jiguo
Food and Machinery
Objective: This study aimed to explore the impurity removal law of soybean lecithin concentrate, analyze and identify the substances that affect the transparency of soybean lecithin concentrate. Methods: Using food-grade soybean lecithin concentrate as raw material and light transmittance as the main evaluation index, the effects of ceramic membrane pore size, material-liquid ratio, solvent system （n-hexane, n-hexane-anhydrous ethanol） and solvent ratio on impurity removal of soybean lecithin concentrate were investigated. Moreover, the collected impurities and soybean concentrated lecithin before and after impurity removal were analyzed and identified by lipidomics. Results: In the system of n-hexane-anhydrous ethanol, …
Optimization Design And Experimental Research Of Sandwich Seaweed Tunnel Baking Equipment,
2024
School of Mechanical Engineering, Jiangsu Ocean University, Lianyungang, Jiangsu 222005, China
Optimization Design And Experimental Research Of Sandwich Seaweed Tunnel Baking Equipment, Yu Chao, Chen Shufa, Niu Shuoshuo, Liu Yang, Qi Hengyang, Zhan Zhaoya
Food and Machinery
Objective: In order to solve the practical problem of uneven temperature distribution in the tunnel and easy adhesion of sandwich seaweed to the conveyor belt. Methods: The structure of tunnel baking equipment for sandwich seaweed and the software and hardware of fuzzy PID temperature control system were designed in this study, the baking device model was established based on the boundary conditions set in the actual production environment, after that, the CFD simulation optimization experiments was performed on the temperature field inside the tunnel. Results: The simulation experiment showed that the parameter combination of evenly arranged heating tubes, 30 heating …
Effects Of In Vitro Simulated Digestion On Antioxidant Components And Activities Of Walnut Shell And Distraction Wood,
2024
College of Chemistry and Life Sciences, Chengdu Normal University, Chengdu, Sichuan 611130, China;Institute of Food Fermentation, Chengdu Normal University, Chengdu, Sichuan 611130, China;Sichuan Provincial Key Laboratory for Development and Utilization of Characteristic Horticultural Biological Resources, Chengdu, Sichuan 611130, China
Effects Of In Vitro Simulated Digestion On Antioxidant Components And Activities Of Walnut Shell And Distraction Wood, Du Xin, Zhang Xinyue, Wang Fang, Luo Qin, Xie Qing, Zhao Yingqiong, Liu Yuxiao
Food and Machinery
Objective: This study aimed to make full use of walnut by-products. Methods: Ultrasonic-assisted ethanol extraction method was used to extract the antioxidant components of walnut shell and distraction wood. The changes of antioxidant components (total phenols and total flavonoids) and antioxidant activities (DPPH, ABTS, hydroxyl radical scavenging ability, Iron reduction antioxidant capacity-FRAP and ferrous ion chelating activity) of walnut by-products extract during the simulated digestion were studied in vitro, and their correlation was analyzed. Results: The total phenols(TPC), total flavonoids(TFC) content, and antioxidant activity of distraction wood were always higher than those of walnut shells (P＜0.05). After simulated …
Optimization Of The Preparation Process And Antioxidant Activity Analysis Of Blueberry Juice By Wet Ultrafine Grinding Process And Compound Enzymolysis Method,
2024
College of Food and Chemical Engineering, Shaoyang University, Shaoyang, Hunan 422000, China;Hunan Provincial Key Laboratory of Soybean Products Processing and Safety Control, Shaoyang, Hunan 422000, China
Optimization Of The Preparation Process And Antioxidant Activity Analysis Of Blueberry Juice By Wet Ultrafine Grinding Process And Compound Enzymolysis Method, He Wanying, Dan Li, Zhao Liangzhong, Huang Zhanrui, Long Zhanqian
Food and Machinery
Objective: This study aimed to optimize the preparation process of blueberry juice and improve its antioxidant activity. Methods: Blueberry juice was prepared using a wet ultrafine grinding process and compound enzymolysis method. Response surface methodology was used to optimize the process parameters and analyze the antioxidant activity of blueberry juice. Results: There were significant differences in the juice yield and active substance content of blueberry juice under different solid-liquid ratios, crushing times, compound enzyme contents, and enzymatic hydrolysis times, with enzymatic hydrolysis time having the most significant impact on juice yield and anthocyanin content. The optimal process parameters for the …
Design And Analysis Of A New Type Of Fresh Peach Slitting Machine,
2024
School of Mechanical and Electrical Engineering, Henan Technical Institute, Zhengzhou, Henan 450042, China
Design And Analysis Of A New Type Of Fresh Peach Slitting Machine, Zhang Yifei
Food and Machinery
[Objective] To deal the technical difficulties in further realizing the automation of de nucleating production of fresh peach slices. [Methods] A new type of fresh peach slicing and coining machine was designed. The cutting tool for slice kerning was simplified and analyzed by Mathematical analysis, and the motion characteristic equation and curve of the mechanism were obtained. The motion simulation analysis of the slicing and core-removing tool mechanism was carried out by using SolidWorks Motion software, and the motion characteristic curve of the mechanism was obtained.The correctness of the mathematical analysis was verified, and the rationality of the design of …
Design And Implementation Of An Auxiliary Calculation System For Structural Parameters Of The Rotor System Of A Roller Huller,
2024
School of Mechanical and Electrical Engineering, Henan University of Technology, Zhengzhou, Henan 450001, China
Design And Implementation Of An Auxiliary Calculation System For Structural Parameters Of The Rotor System Of A Roller Huller, Cheng Min, Zhou Shihao, Wang Mingxu, Zhang Chao, Xu Xuemeng
Food and Machinery
[Objective] To improve the design efficiency of the mechanical structure of the rotor system of a rubber roller husker. [Methods] An auxiliary calculation system for the rotor system design parameters of a rubber roller husker （RRHRSPD） that can be independently installed and operated under the Windows system was developed using VB and Matlab platforms. Based on the equivalent design method and the traditional mechanical design method, the coupling relationships among the technological parameters, dynamic parameters and structural parameters of the husker were established, and the calculation principle of the structural parameters of the rotor system was also explored. VB was …
The Therapeutic Effect Of Yam Polysaccharide On Dextran Sodium Sulfate-Induced Ulcerative Colitis In Mice,
2024
School of Traditional Chinese Medicine， Guangdong Pharmaceutical University， Guangzhou， Guangdong 510006， China
The Therapeutic Effect Of Yam Polysaccharide On Dextran Sodium Sulfate-Induced Ulcerative Colitis In Mice, Su Wei, Chen Hongpeng
Food and Machinery
[Objective] This study aimed to investigate the effects of Yam Polysaccharide (YP) on ulcerative colitis (UC) mice. [Methods] The study included a blank group, YP group, DSS group, and DSS+YP group. The UC model was established by administering DSS water solution, and the treatment group received oral administration of YP for 7 days. Measurement of body weight, DAI score, inflammatory factors in the colon, NLRP3 inflammasome, and HE staining were conducted to evaluate the effects. RAW 264.7 macrophages were treated with 1 μg/mL lipopolysaccharide (LPS) for 24 h to establish the cell inflammation model in vitro. A certain concentration of …
Machine Learning Prediction Of Copper Ion Interference With Mercury Ion Fluorescence Signals In Food Heavy Metal Detection,
2024
College of Food Science and Engineering, Central South University of Forestry and Technology, Changsha, Hunan 410004, China;Molecular Nutrition Branch, National Engineering Research Center of Rice and By-Product Deep Processing, Changsha, Hunan 410004, China
Machine Learning Prediction Of Copper Ion Interference With Mercury Ion Fluorescence Signals In Food Heavy Metal Detection, Song Fangliang, Liang Ying, Dong Jie, Wang Xuejie, Qian Jie
Food and Machinery
Objective: To construct an artificial intelligence prediction model to predict the selectivity of fluorescent probes for Hg2+ in a complex food testing environment in the presence of Cu2+ interference. Methods: Fluorescent probe technology combined with seven advanced classical machine learning models was used to predict and analyze the selectivity of the probe for Hg2+ in the presence of Cu2+ interference, and to compare the prediction effect of each model and select the optimal model. Results: Efficient models with accuracies of 0.786 and 0.810 in the cross-validation and test sets were successfully established based on Molecular 2D …
Enzymatic Hydrolysis Preparation And Activity Analysis Of Antioxidant Peptides Derived From Walnut Dregs,
2024
School of Food Science and Bioengineering, Changsha University of Science ＆ Technology, Changsha, Hunan 410114, China
Enzymatic Hydrolysis Preparation And Activity Analysis Of Antioxidant Peptides Derived From Walnut Dregs, Ni Ce, Cao Tianhong, Chen Min, Yu Xun, Wu Hao, Wen Li
Food and Machinery
Objective: This study focused on the identification and activity analysis of antioxidant active peptides in walnut dregs protein hydrolysates. Methods: Protein was extracted from walnut meal by fractionation method, and five kinds of proteolytic enzymes, including trypsin, papain, neutral protease, alkaline protease and flavor protease, were used to hydrolyze the proteins. The antioxidant activity of trypsin hydrolysate （TH）, papain hydrolysate （PH）, dispase hydrolysate （DH）, alcalase hydrolysate （AH） and flavourzyme hydrolysate （FPH） were evaluated and compared. The in vitro antioxidant activity of different concentrations of AH was determined by the detection indexes of DPPH free radical scavenging rate, ABTS free radical …
Determination Of Seven Nicotinamide Compounds In Health Products,
2024
Guangzhou Inspection Testing and Certification Group Co., Ltd., Guangzhou, Guangdong 511447, China;National Quality Testing Center for Processed Food 〔Guangdong〕, Guangzhou, Guangdong 511447, China
Determination Of Seven Nicotinamide Compounds In Health Products, Wu Ziling, He Minheng, Huang Jiale, Cai Xiayi, Sun Wenwen
Food and Machinery
Objective： This study aimed to establish an ultra-performance liquid chromatography-tandem mass spectrometry (UPLC-MS/MS) method for simultaneous determination of 7 nicotinamide compounds in health food. Methods： The samples were dissolved in 10% methanol water, extracted by ultrasonic, and 10 mmol/L ammonium acetate-acetonitrile was used as the mobile phase of gradient elution. The seven nicotinamide compounds were monitored by ESI, positive and negative ion scanning mode, and multiple reaction monitoring (MRM) mode. Results： The 7 nicotinamide compounds showed good linearity in the mass concentration range, and the correlation coefficients were greater than 0.996. The limit of detection (LOD) was 0.075~0.600 mg/kg, the …
Research And Application Status Of Molecular Simulation Technology In Food Field,
2024
School of Food Science and Bioengineering, Changsha University of Science & Technology, Changsha, Hunan 410014, China
Research And Application Status Of Molecular Simulation Technology In Food Field, Bi Xinjian, Wen Shiyu, Qu Tingmin, Wu Hao, Xie Yufei, Wen Li
Food and Machinery
In the food field, a large number of phenomena and problems that are difficult to be macroscopically explained by traditional experimental methods occur during the process of research and development in upstream laboratories to production in downstream factories. Molecular simulation techniques are not only efficient and cost-effective, but also an important tool for connecting micro and macro scales, because molecular models can be used to study molecular behaviors at the atomic level, and thus predict and explain experimental results. This review summarized the commonly used software and databases for molecular simulation techniques, and introduced their applications in recent years in …
Analysis Of Physical And Chemical Indicators And Volatile Composition Changes During Aging Of Fuyuxiangxing Crude Baijiu,
2024
College of Chemistry and Chemical Engineering, Jishou University, Jishou, Hunan 416000, China
Analysis Of Physical And Chemical Indicators And Volatile Composition Changes During Aging Of Fuyuxiangxing Crude Baijiu, Lu Mengsi, Yu Ji, Yu Bing, Liang Chaoyu, Yao Maojun
Food and Machinery
Objective: This study aimed to optimize the aging technology of Fuyuxiangxing crude Baijiu and improve its quality. Methods: Testing and analyzing the new wine and the Fuyuxiangxing crude Baijiu aged for 1, 3, 5, 8 and 10 years allowed for the analysis of the physicochemical indexes such as pH, conductivity, viscosity, total acid and total ester. Additionally, the primary volatile flavor components of the six samples were qualitatively assessed using GC and GC-MS, and 26 volatile flavor components of the samples were quantitatively assessed using the external standard method. Results: With the increase of aging time, the conductivity increased, the …
Preparation And Properties Of Rice Protein Hydrolysate-Xanthan Gum Nanocarriers,
2024
School of Food Science and Bioengineering, Changsha University of Science & Technology, Changsha, Hunan 410114, China
Preparation And Properties Of Rice Protein Hydrolysate-Xanthan Gum Nanocarriers, Yang Yuqi, Yan Peizhou, Cheng Yunhui, Lin Qinlu, Wang Jing, Jiao Ye
Food and Machinery
Objective: To enhance the water solubility and stability of hydrophobic active substances. Methods: A nano-delivery system of rice protein hydrolysate （RPH）-xanthan gum （XG）-curcumin （Cur） was developed, wherein curcumin served as the delivery object, and the encapsulation efficiency, stability, antioxidant activity, and formation mechanism of the nanoparticles were determined and analyzed. Results: The encapsulation efficiency of RPH-XG-Cur nanoparticles reached 78.40%, with a particle size of 74.78 nm, PDI of 0.36, and Zeta potential of -27.93 mV. Remarkably, the incorporation of xanthan gum significantly improved the encapsulation performance as well as pH and ionic strength stability of the nanoparticles. Fourier infrared and …
Effects Of Lipid Concomitants On The Stability Of Rapeseed Oil Nanoemulsions,
2024
College of Food Science and Technology, Hunan Agricultural University, Changsha, Hunan 410128, China;Hunan Engineering Technology Research Center for Rapeseed Oil Nutrition Health and Deep Development, Changsha, Hunan 410128, China
Effects Of Lipid Concomitants On The Stability Of Rapeseed Oil Nanoemulsions, Zhao Wenshuo, Tang Zhonghai, Guo Shiyin, Xiao Hang, Fan Wei
Food and Machinery
Objective： Clarifying the effects of lipid co-passengers on the stability of rapeseed oil emulsions and prepare high-stability nano-emulsions. Methods： The endogenous lipidassociated compounds of rapeseed oil were subjected to column chromatography filtration, followed by various concentration gradient re-addition. High-pressure microfluidization was utilized to prepare nanoemulsions, which were subsequently characterized. The influence of lipid associated compound content on the stability of rapeseed oil emulsions was also investigated. Results: The preparation of rapeseed oil nanoemulsions reached optimal conditions when the α-tocopherol content was 292 mg/kg, rapeseed polyphenols content was 32 mg/kg, β-sitosterol content was 6 712 mg/kg, and β-carotene …
The Effects Of Moisture On Microorganisms, Quality, And Flavor Of Liuyang Douchi During The Pile Fermentation Period,
2024
College of Food Science and Technology, Hunan Agricultural University, Changsha, Hunan 410128, China
The Effects Of Moisture On Microorganisms, Quality, And Flavor Of Liuyang Douchi During The Pile Fermentation Period, Jiang Liwen, Zhang Haodong, Qin Yeyou, Hu Jialiang, Liu Yang
Food and Machinery
Objective: Pile fermentation is an important process for the formation of Liuyang Douchi flavor, the initial moisture of the douchi qu during pile fermentation could induce the temperature changes which might further affected the microbial community and flavor compounds formation. Methods: In this paper, metagenomic sequencing, combined with headspace solid-phase microextraction-gas chromatography-mass spectrometry （HS-SPME-GC-MS）, was used to investigate the effects of different moisture （low 35%, medium 42%, high 50%） of the douchi qu on the bacterial community changes and volatile composition of Liuyang Douchi during pile fermentation. Results: The results showed that bacteria in high moisture douchi qu proliferated faster …
Agile Innovation And Application Of Food Safety Supervision Mode,
2024
The Party School of the Communist Party of China Sanmenxia Municipal Committee, Sanmenxia, Henan 472000, China
Agile Innovation And Application Of Food Safety Supervision Mode, Zhang Yi
Food and Machinery
As innovative thinking, the concept of agile governance focuses on rapid response, efficiency, and human nature. Applying agile governance to food safety supervision will help to optimize the food safety supervision model and improve its efficiency. Based on agile governance thinking, the innovative application of agile thinking was proposed from three aspects: regulatory objectives, regulatory tools and regulatory subjects.
Research And Development Of Multifunctional Cooking Test Platform Combining Negative Pressure And Superheated Steam,
2024
College of Engineering, South China Agricultural University, Guangzhou, Guangdong 510642, China
Research And Development Of Multifunctional Cooking Test Platform Combining Negative Pressure And Superheated Steam, Zeng Mingjian, Zhao Yadong, Xu Fengying, Liu Tianyi, Zhang Peiyao, Jiang Zhuo
Food and Machinery
Objective: To design a multifunctional cooking experimental platform with negative pressure and superheated steam, providing consumers with greener, healthier, and more diverse cooking methods. Methods: The research status of integrated cooking equipment was analyzed, and the application status of superheated steam and negative pressure technology in the food industry was summarized and analyzed. The performance parameters of the multifunctional cooking experimental platform were determined. Based on the characteristics of each function of the experimental platform, the cooking chamber, furnace door and other components were designed, and the overall plan of the experimental platform was developed. Results: The multi-functional cooking experimental …
Development Of High Efficiency Hazelnut Shell Breaking Machine,
2024
College of Food and Biological Engineering, Henan University of Science and Technology, Luoyang, Henan 471023, China
Development Of High Efficiency Hazelnut Shell Breaking Machine, He Ting, Liu Ke, Zhang Rui, Ren Guangyue, Liu Zhaohan
Food and Machinery
Objective: In order to solve the phenomenon of low mechanical shelling efficiency and high kernel breakage rate of hazelnut, a vertical cone shell breaking machine was designed with automatic adjustment of clearance through compression spring. Methods: The key structure of the shell breaker was composed of three core components: the vertical cone inner roller, the slatted screen outer roller and the pressure spring device, and the stress of the hazelnuts in the shelling cavity of the shell breaker was analyzed. Results: The main parameters of the vertical cone hazelnut shell breaker were determined: the taper of the uniform cone was …
Grading Crayfish By Estimating The Proportion Of Crayfish Head And Pincers Based On Deeplab V3+,
2024
College of Mechanical Engineering, Wuhan Polytechnic University, Wuhan, Hubei 430048, China
Grading Crayfish By Estimating The Proportion Of Crayfish Head And Pincers Based On Deeplab V3+, Wang Zihao, Hu Zhigang, Fu Dandan, Jiang Yajun
Food and Machinery
Objective: To achieve reasonable and effective grading of live crayfish, and improve the work of grading crayfish. Methods: The construction of crayfish image shooting platform, to obtain the original image of crayfish, and the semantic segmentation dataset which segmented the three parts of the crayfish head, crayfish pincers, and crayfish tail was created. The correlation between the actual weight of three parts and the corresponding pixel size in the dataset was analyzed, and a new grading standard for crayfish which was according to the proportion of head and pincers in the whole crayfish was summarized. The DeepLab V3+ neural network …
