Dynamic Changes Of Major Non-Volatile Components During Gongfu Black Tea Processing,
2026
Hunan Institute of Nuclear Agriculture Sciences and Chinese Herbal Medicines , Hunan Academy of Agricultural Sciences , Changsha , Hunan 410125 , China
Dynamic Changes Of Major Non-Volatile Components During Gongfu Black Tea Processing, Deng Ming, Chen Liang, Liu An, Wei Dongning, Wu Wenliang, Wu Xiaofen, Qi Hui
Food and Machinery
[Objective] To investigate the dynamic changes in the major non-volatile chemical components during the processing of Jianghua Kucha 21-3 Gongfu black tea. [Methods] Fresh one-bud-two-leaf autumn tea leaves of Jianghua Kucha 21-3 were used as raw materials. Samples at different processing stages were obtained by liquid nitrogen pre-freezing and freeze-drying. The mass fractions of water extract, tea polyphenols, catechins, theaflavins (TFs), thearubigins (TRs), theabrownins (TBs), caffeine, theanine, free amino acids, and soluble sugars were determined. Additionally, sensory evaluation was conducted on Gongfu black tea processed with different fermentation durations. [Results] During processing, the mass fraction of water extract in Jianghua …
Effects Of Various Extraction Methods On The Performance Of Corn Fiber Gum-Pea Protein Composite Gels,
2026
Food Science and Pharmacy College , Zhejiang Ocean University , Zhoushan , Zhejiang 316022 , China
Effects Of Various Extraction Methods On The Performance Of Corn Fiber Gum-Pea Protein Composite Gels, Wu Chenglong, Jiang Zhili, Huang Lilin, Tang Leiming, Sun Xiaohong
Food and Machinery
[Objective] This study aims to investigate the effects of three extraction methods - alkaline extraction, enzymatic extraction, and acid extraction - on the properties of corn fiber gum (CFG)-pea protein composite gels. [Methods] CFG was extracted from corn bran using the three methods. The gel strength, water-holding capacity, rheological properties, and microstructure of the CFG-pea protein composite gels are evaluated. [Results] The CFG extracted by enzymatic extraction increases the gel strength of pea protein gels from (27.20±2.45) g to (65.80±2.67) g, and the water-holding capacity from (40.60±3.40)% to (75.80±5.10)%. Additionally, it forms a more compact and ordered network structure with …
Effects Of Extraction Methods On The Composition And Physicochemical Properties Of Flavonoids From Lycium Barbarum Leaves,
2026
School of Food Science and Engineering , Ningxia University , Yinchuan , Ningxia 750021 , China
Effects Of Extraction Methods On The Composition And Physicochemical Properties Of Flavonoids From Lycium Barbarum Leaves, Li Juanxia, Li Jianxin, Gao Jianying, Mai Wenting, Fan Yanli, Ma Jinchao, Meng Xuemei
Food and Machinery
[Objective] To investigate the effects of different extraction methods on the efficacy, chemical composition, and functional group characteristics of flavonoids in Lycium barbarum leaves. [Methods] This study comparatively analyzes the effects of three methods - ultrasound-assisted ethanol extraction (UAE), microwave-assisted ethanol extraction (MAE), and aqueous two-phase system (ATPS) - on the yield, composition, and in vitro antioxidant activity of flavonoids from L. barbarum leaves. [Results] UAE and MAE achieve the highest yield of flavonoids from dried L. barbarum leaves. The main components are rutin, quercetin, chlorogenic acid, and kaempferol. The antioxidant capacity of the flavonoid extract from dried L. barbarum …
Numerical Simulation Of Humidity Field In Baijiu Fermentation Rooms And Influencing Factors,
2026
School of Mechanical Engineering , Sichuan University of Science and Engineering , Yibin , Sichuan 644000 , China
Numerical Simulation Of Humidity Field In Baijiu Fermentation Rooms And Influencing Factors, Hao Qi, Shi Yan, Yang Zhengquan, Lin Chunsong, Xu Guangqi, Wen Enhan
Food and Machinery
[Objective] To investigate the effects of ventilation conditions and Daqu stacking methods in the fermentation room on the humidity levels at various points within the room. [Methods] A three-dimensional unsteady gas-solid coupling model of a small-scale fermentation room is established. Then, the humidity field variation patterns in the room are analyzed using the height of the humidifying air supply outlet (H), the interlayer spacing of fermentation racks (h), and the gap between fermentation piles (δ) as variables. Additionally, multi-objective optimization is performed based on response surface methodology (RSM) and the non-dominated sorting genetic algorithm II (NSGA-II). [Results] H, h, and …
Peeling Effect Of Three-Dimensional Turbulent Flexible Friction For Small Yellow Ginger,
2026
Jiangsu Kaiyi Intelligent Technology Co ., Ltd., Wuxi , Jiangsu 214100 , China
Peeling Effect Of Three-Dimensional Turbulent Flexible Friction For Small Yellow Ginger, Sun Fang, Lu Kuirong, Jiang Shuiquan
Food and Machinery
[Objective] Aiming at the industrial bottleneck that the industrial peeling of small yellow ginger cannot balance high peel removal rate and low flesh damage rate due to its irregular shape, dense branches, thin and tender peel, a piece of peeling equipment based on three-dimensional turbulent flexible friction is developed. [Methods] Small yellow ginger is taken as the test material. With peel removal rate and flesh retention rate as evaluation indicators, single-factor and L9(34) orthogonal experiments are carried out to optimize three key parameters: processing time, material-water ratio, and stirring speed. Origin is used for data statistics and analysis. [Results] The …
Design And Application Of Low-Temperature Heat Pump Belt Drying Technology In Soy Sauce Residue Drying Process,
2026
Hunan Qingyuan Huajian Environmental Technology Co ., Ltd., Changsha , Hunan 410000 , China
Design And Application Of Low-Temperature Heat Pump Belt Drying Technology In Soy Sauce Residue Drying Process, Liu Shumo, Wang Liangliang, Qi Yan, Luo Zhiqiang, Cao Lei
Food and Machinery
[Objective] To address key issues in conventional soy sauce residue drying processes, including high energy consumption, severe equipment corrosion, and the susceptibility of heat-sensitive nutrients to degradation, a novel integrated drying system was designed and developed to achieve high efficiency, energy savings, and reliable product quality. [Methods] The system integrates key technologies such as spiral air-duct drying and two-stage dust removal. Based on the reverse Carnot cycle principle of a heat pump, a low-temperature drying environment of 40~75 ℃ was established, with the aim of reducing energy consumption while maximizing the retention of the material’s original quality. [Results] The system …
Effect Of Hot Air Drying Process On The Cracks And Quality Of Jujubes,
2026
College of Mechanical and Electronic Engineering , Tarim University , Alaer , Xinjiang 843300 , China;Modern Agricultural Engineering Key Laboratory at Universities of Education Department of Xinjiang Uygur Autonomous Region , Alaer , Xinjiang 843300 , China;Xinjiang Production and Construction Corps (XPCC ) Key Laboratory of Utilization and Equipment of Special Agricultural and Forestry Products in Southern Xinjiang , Alaer , Xinjiang 843300 , China
Effect Of Hot Air Drying Process On The Cracks And Quality Of Jujubes, Hu Linbin, Li Lin, Wang Long, Hu Can, Yi Xiaokang
Food and Machinery
[Objective] To investigate the crack occurrence in jujubes under different hot air drying conditions and the resulting quality differences. [Methods] Jujubes of Xinjiang are taken as the research objects. Based on hot air drying technology, three drying temperature and wind speed levels are set up to explore the drying characteristics and quality changes of crack-free and cracked jujubes under different drying conditions. [Results] Under hot-air drying conditions, the drying rate can be accelerated by increasing drying temperature and wind speed. Compared to crack-free jujubes, cracked ones are prone to moisture loss, thus requiring shorter drying times. Increases in temperature and …
Research Advances In Rice Bran Oil Bioactive Components And Antioxidant Technologies,
2026
Jiangxi Functional Feed Additive Engineering Laboratory , Institute of Biomanufacturing , Jiangxi Academy of Sciences , Nanchang , Jiangxi 330096 , China
Research Advances In Rice Bran Oil Bioactive Components And Antioxidant Technologies, Tu Yue, Guo Xiongchang, Zhang Wenhan, Cai Lichuang, Liu Jianping
Food and Machinery
Rice bran oil is a unique natural edible oil with healthy benefits and a reasonable fatty acid composition. Containing natural antioxidant components including phytosterols, oryzanol, tocotrienols, and squalene, rice bran oil is characterized by high nutritional value, diverse physiological functions, and excellent frying performance, thus demonstrating broad application potential. This study reviews the research advances in the bioactive components, physiological functions, factors influencing oxidative stability, and antioxidant technologies of rice bran oil, while providing prospects for future development.
Research Progress On Effect Of Salt On Pickling Vegetable Quality,
2026
Jiangsu Suyan Jingshen Co ., Ltd., Huai 'an, Jiangsu 223200 , China
Research Progress On Effect Of Salt On Pickling Vegetable Quality, Qi Kai, Li Ziyan, Cheng Wenbo, Fan Mingcong, Zuo Daoxi, Li Yan, Wang Li, Zhang Wenbin
Food and Machinery
Vegetable pickling is a time-honored food preservation and processing method, in which salt (primarily sodium chloride) plays an irreplaceable and core role. This paper systematically reviews the multidimensional effects of curing salt on vegetable quality. It comprehensively covers preservation mechanisms, textural transformations, the formation and conversion of flavor compounds, color stability, and nutritional value changes. Specifically, this article analyzes the decisive role of salt concentration gradients in final product characteristics. Furthermore, it examines the challenges posed by the low salinity, including microbial safety risks, textural deterioration, and flavor imbalances, while proposing corresponding strategies.
Research Progress In The Extraction And Purification Processes And Biological Activities Of Flavonoids From Cuscutae Semen,
2026
School of Pharmacy , Harbin University of Commerce , Harbin , Heilongjiang 150076 , China;Pharmaceutical Engineering Technology Research Center , Harbin University of Commerce , Harbin , Heilongjiang 150076 , China
Research Progress In The Extraction And Purification Processes And Biological Activities Of Flavonoids From Cuscutae Semen, Li Renxin, Xiong Ying, Song Hui
Food and Machinery
Cuscutae Semen is a Chinese herbal medicine and a raw material for health foods in China, with flavonoids being a group of its main functional components. This article provides a systematic review of the extraction and purification techniques - reflux, ultrasonic, Soxhlet, microwave-assisted, flash, enzymatic hydrolysis, and supercritical CO2 extraction methods - of flavonoids from Cuscutae Semen. Furthermore, it elaborates on the biological activities such as reproductive protection, anti-tumor effect, anti-oxidative stress effect, liver and kidney protection, and immune regulation of flavonoids from Cuscutae Semen, as well as their related mechanisms. Moreover, this paper makes an outlook on the development …
Shrimp Freshness Indicator Film Based On Grape Seed Proanthocyanidin/Curcumin,
2026
College of Food Science and Engineering , Hainan Tropical Ocean University , Sanya , Hainan 572022 , China
Shrimp Freshness Indicator Film Based On Grape Seed Proanthocyanidin/Curcumin, Li Wenjing, Wang Hui, He Mingxing
Food and Machinery
[Objective] To develop a shrimp freshness indicator film with good amine responsiveness and stability for the rapid and non-destructive detection of shrimp quality changes. [Methods] Using sodium carboxymethyl cellulose and starch as film-forming substrates, indicator films were prepared with grape seed proanthocyanidins, curcumin, and their mixtures as indicators. The responses of the three indicator films to aqueous solution pH and trimethylamine were compared. The detection sensitivity and storage stability of the mixed indicator film were further evaluated. The indicator film was then applied to monitor the freshness of Litopenaeus vannamei, and the correlation and kinetics between total volatile basic nitrogen …
Extraction Process Optimization Of Dunaliella Spp. Protein And Its Physicochemical Properties,
2026
School of Chemistry and Chemical Engineering , Qinghai Normal University , Xining , Qinghai 810000 , China
Extraction Process Optimization Of Dunaliella Spp. Protein And Its Physicochemical Properties, Wang Xiaochen, Zhang Wei, Jing Yongkang, Xing Fengjie, Zhang Guodong, Zheng Xin
Food and Machinery
[Objective] Using Dunaliella spp. powder as the raw material, to explore the effect of pH value, alkali dissolution temperature, alkali dissolution time, and solid-liquid ratio on Dunaliella spp. protein extraction. [Methods] The optimal conditions are screened by single-factor experiments. Response surface experiments are designed by the Box-Behnken method to determine the optimal extraction process parameters for Dunaliella spp. protein with the Dunaliella spp. protein extraction rate as the indicator. Additionally, the group composition, secondary structure, amino acid composition, and functional properties of Dunaliella spp. protein are determined. [Results] The optimal extraction process conditions for Dunaliella spp. protein is pH 10.54, …
Research Progress On Plant-Derived Metal Ion Chelating Peptides,
2026
Institute of Forestry and Pomology , Beijing Academy of Agriculture and Forestry Sciences , Beijing 100093 , China;School of Biological Sciences and Technology , Beijing Forestry University , Beijing 100091 , China
Research Progress On Plant-Derived Metal Ion Chelating Peptides, Pei Hanzhe, Zhao Hongfei, Zhou Jiahua, Zhang Bolin, Chen Yonghao
Food and Machinery
Mineral element deficiency can cause many health problems. Traditional metal element supplements have many shortcomings. Food-derived metal element supplements have gradually become a research hotspot. Plant-derived polypeptides have significant advantages in terms of cost and raw material sources. Chelating peptides formed by chelating metal ions with plant-derived polypeptides have the physiological activity of peptides and the functional characteristics of metal elements, which makes them relatively ideal nutritional supplements, showing broad development prospects. This paper collects relevant research reports at home and abroad, and sorts out the preparation process, chelation mechanism and characteristics, and biological activity of plant-derived metal ion chelating …
Heat Transfer Analysis And Packaging Optimization Design Of Self-Heating Rice,
2026
College of Food Science and Nutritional Engineering , China Agricultural University , Beijing 100083 , China
Heat Transfer Analysis And Packaging Optimization Design Of Self-Heating Rice, Sun Haowen, Li Huan, Wu Xiaomeng, Mao Like
Food and Machinery
[Objective] To further understand the influence of the heat transfer process on the quality of self-heating foods and improve the heating rate of existing self-heating rice products. [Methods] A combination of virtual simulation and experimental methods was used to analyze the actual temperature variations during the heating process of self-heating rice and the effects of heat transfer on rice texture. A three-dimensional heat transfer model of self-heating rice was established using COMSOL software to investigate the heat transfer process, and the packaging design of self-heating rice was optimized with the objective of maximizing the heating rate. [Results] After reheating and …
Innovative Application Of Intangible Cultural Heritage Narrative Design In Agricultural Food Packaging,
2026
School of Arts and Design , Henan Institute of Science and Technology , Xinxiang , Henan 453003 , China
Innovative Application Of Intangible Cultural Heritage Narrative Design In Agricultural Food Packaging, Chen Yanan, Chen Bingyan
Food and Machinery
cultural distinctiveness in current agricultural food packaging, this study puts forward an innovative approach to promote the upgrade of agricultural food packaging from functional consumption to cultural consumption through intangible cultural heritage (ICH) narrative design. In terms of methodology, the value of ICH narrative in food packaging is first analyzed, followed by the proposal of a design pathway encompassing three aspects: ICH content selection and story construction, narrative graphic and layout design, and material and process selection, with interactive experience being strengthened by integrating technologies such as the Internet of Things (IoT) and augmented reality (AR). In terms of application …
Optimization Of Gemifloxacin Immediate-Release Tablets Using Quality By Design,
2026
Department of Pharmacy, Kyungsung University, 48434 Busan, Republic of Korea
Optimization Of Gemifloxacin Immediate-Release Tablets Using Quality By Design, Jong Woo Kim, Hyun Bon Kang, Yeun Hee Kim, Kang Min Kim
Journal of Food and Drug Analysis
The objective of this study is to determine the design space (DS) for a dissolution-enhanced gemifloxacin immediate-release (IR) tablet incorporating hydroxypropyl-β-cyclodextrin (HPCD) for improved solubility, utilizing a quality by design (QbD) approach. Based on the preliminary studies, hardness, friability, disintegration time, assay, content uniformity, and dissolution rate were identified as the critical quality attributes (CQAs) for optimization. Through the initial risk assessment, crospovidone, main compression force, and the amount of granulating fluid were identified as factors influencing the CQAs, and a 2³ + 3 full factorial design of experiments (DoE) was conducted for optimization. According to the analysis of variance …
Plant By-Products As A Valuble Source Of Natural Antiglycemic Compounds: Economic Aspects And Alternative Raw Material Sources,
2026
Faculty of Technology, University of Novi Sad, Bulevar Cara Lazara 1, 21000 Novi Sad, Serbia
Plant By-Products As A Valuble Source Of Natural Antiglycemic Compounds: Economic Aspects And Alternative Raw Material Sources, Tatjana Đorđević, Jelena Vujetić, Isidora Dickov, Diandra Pintać Šarac
Journal of Food and Drug Analysis
Plant by-products, often considered as waste in various agricultural and food processing industries, have emerged as a valuable source of natural antidiabetic or antihyperglycemic compounds. These compounds, derived from plant materials that would otherwise be discarded, have the potential to mitigate the global burden of diabetes and offer sustainable solutions for glycemic control. Prominent groups of natural antidiabetic compounds found in plant by-products are polyphenols, as well as bioactive proteins and peptides. In addition, agro-industrial residues such as wheat bran, oat husks, and fruit peels are excellent sources of carbohydrates that can be incorporated into functional foods to help manage …
Emerging Antifungal Strategies Against Candida Albicans Using Metal–Organic Frameworks And Novel Therapeutics: Opportunities And Challenges,
2026
Department of Pharmaceutics, Amar Shaheed Baba Ajit Singh Jujhar Singh Memorial College of Pharmacy, Bela, Ropar, Punjab, India, PIN: 140111
Emerging Antifungal Strategies Against Candida Albicans Using Metal–Organic Frameworks And Novel Therapeutics: Opportunities And Challenges, Amanpreet Singh, Sandeep Kumar, Sehrabpreet Singh, Jeewanjot Singh
Journal of Food and Drug Analysis
Candida albicans is an opportunistic fungal pathogen responsible for infections ranging from superficial mucosal disease to life-threatening systemic candidiasis, particularly in immunocompromised hosts. Its pathogenicity is enhanced by morphological plasticity, biofilm formation, and immune evasion, contributing to antifungal resistance. Limitations of existing antifungals have driven interest in emerging therapeutics. This review highlights strategies including metal–organic frameworks (MOFs), host-directed therapies (HDTs), CRISPR-Cas9 gene editing, and phytochemicals. MOFs offer high drug-loading capacity, controlled release, and enhanced penetration into biofilms, showing promise against drug-resistant strains. Selected phytochemicals demonstrate inhibitory effects on virulence traits such as hyphal formation and enzyme secretion. CRISPR-Cas9 …
An Optical Fiber Caffeine Sensor Using A Molecularly Imprinted Polymethacrylic Acid Membrane Coated On Optical Fiber Surface As A Transducer,
2026
Department of Chemistry and Physics, West Texas A&M University, WTAMU Box 60732, Canyon, TX 79016
An Optical Fiber Caffeine Sensor Using A Molecularly Imprinted Polymethacrylic Acid Membrane Coated On Optical Fiber Surface As A Transducer, Josiah W. Miller, Jason D. Mccaslin, Shiquan Tao
Journal of Food and Drug Analysis
Caffeine is a neurotransmitter, important to human health. This compound exists in many food products, has been added to soft drinks, pharmaceutical drugs. For many applications, a field deployable technique for quick detecting caffeine is attractive. In this paper, we report a selective optical fiber caffeine sensor using a molecularly imprinted polymer (MIP) membrane as a transducer. The membrane extracts/concentrate caffeine from sample solutions significantly improved sensor’s sensitivity with a 95 times sensitivity improvement. The sensor achieved a detection limit of 0.20 µg/mL. This sensor was used to directly analyze caffeine in soft drink products without interference from sample matrix.
Black Soil Organic Carbon Plays A Critical Role In Ensuring Food Security,
2026
State Key Laboratory of Black Soils Conservation and Utilization, Northeast Institute of Geography and Agroecology, Chinese Academy of Sciences, Harbin 150081, China
Black Soil Organic Carbon Plays A Critical Role In Ensuring Food Security, Zhang Xingyi, Qingsong Shen, Mingming Guo, Na Li, Qiang Chen, Wei Hu, Jianye Li, Yimin Chen, Yansheng Li, Xiaobin Liu
Bulletin of Chinese Academy of Sciences (Chinese Version)
Carbon-rich Black Soils are an important natural resource ensuring China’s food security, and their soil carbon stocks are closely related to grain production capacity. Based on nearly two decades of regional survey data and long-term field experiments, this study systematically investigated the dynamics of soil organic matter (SOM), its response relationship with crop productivity, and strategies for soil fertility improvement. The results showed that soil carbon stocks in the topsoil (0–20 cm) of the Black Soil region in Northeast China have declined by approximately 60%. In 2019, the regional average SOM content was approximately 36 g/kg and was decreasing at …
