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Comprehensive characterization and detection of nut allergens in bakery foods using Q-TOF mass spectrometry and bioinformatics

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food Quality and Safety 2024年第1期8卷 145-157页

作者： Daokun Xu Haolun Huang Zhen Liu YumeiWang Qinan Liu Xing Jiang JunYang Rui Ling Nanjing Institute for food and Drug Control NanjingChina State Key Laboratory of food Science and Technology School of Food Science and TechnologyJiangnan UniversityWuxiChina Demonstration Collaborative Laboratory of Analysis and Detection Technology for food and Drug Safety Nanjing Institute for Food and Drug Control and Agilent Technologies(China)NanjingChina Collaborative Laboratory for food Safety Nanjing Institute for Food and Drug Control and SCIEX(China)NanjingChina

food allergy is a growing health issue worldwide and the demand for sensitive,robust and high-throughput analytical methods is *** recent years,mass spectrometry-based methods have been established for multiple food allergen *** the present study,a novel method was developed for the simultaneous detection of almond,cashew,peanut,and walnut allergens in bakery foods using liquid chromatography–mass *** unique to these four ingredients were extracted,followed by trypsin digestion,quadrupole time-of-flight(Q-TOF)mass spectrometry and bioinformatics *** raw data were processed by de-novo sequencing module plus PEAKS DB(database search)module of the PEAKS software to screen peptides specific to each nut *** thermal stability and uniqueness of these candidate peptides were further verified using triple quadrupole mass spectrometry(QQQ-MS)in multiple reaction monitoring(MRM)*** nut species was represented by four peptides,all of which were validated for label-free quantification(LFQ).Calibration curves were constructed with good linearity and correlation coefficient(r 2)greater than *** limits of detection(LODs)were determined to range from 0.11 to 0.31 mg/kg,and were compared with the reference doses proposed by Voluntary Incidental Trace Allergen Labelling(VITAL).The recoveries of the developed method in incurred bakery food matrices ranged from 72.5%to 92.1%with relative standard deviations(RSD)offood samples confirmed the presence of these *** conclusion,this method provides insight into the qualitative and quantitative detection of trace levels of nut allergens in bakery foods.

关键词： Nut allergen Q-TOF mass spectrometry peptides label-free quantitation bakery foods.

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Phenolic Profile and Volatiles of in vitro Propagated Lavandula angustifolia ***

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Phyton-International Journal of Experimental Botany 2024年第3期93卷 427-444页

作者： Mir Abdullatif Yahya Fatma Tunali Dilek Killi Atalay Sökmen Biotechnology Department Konya Food and Agriculture UniversityKonya42080Türkiye Plant Production and technologies Department Konya Food and Agriculture UniversityKonya42080Türkiye

An effective in vitro propagation protocol was designed for Lavandula angustifolia Miller,a medicinal aromatic plant that is a prominent source of volatile organic compounds(VOCs).Murashige and Skoog media were supplemented with various concentrations of Plant Growth Regulators(PGRs),and the growth parameters of the nodal segments were *** explants formed callus when they were supplemented with 2 mg/L of 6-Benzylaminopurine(BAP).The superior hormonal concentration of Murashige and Skoog(MS)media for the proliferation of shoots from callus cultures(39.33%)was 5 mg/L of 2-Isopentenyl adenine(2iP),and the favorable media for the growth of *** callus cultures was 1 and 2 mg/L of BAP,with a 98%for-mation rate in each *** callus cultures and in vitro propagated *** seedlings obtained from var-ious PGR concentrations of MS media were exposed to qualitative and quantitative analysis in terms of phenolic proﬁles,ﬂavonoids,High-performance liquid chromatography(HPLC)analysis of phenolic acids,and headspace-SPME analysis for *** analysis revealed that micropropagated seedlings grown in media containing 1 mg/L of 6-Furfurylaminopurine(KIN)accumulated the highest yield(11.95±0.01 mg GAE/g)of phenolic *** contrast,the lowest concentration(2.17±0.04 mg GAE/g)was detected in 0.5 mg/L of BAP+0.5 mg/L of Naphthaleneacetic acid(NAA)*** plantlets grown in 0.5 mg/L of BAP+0.5 mg/L of NAA media showed the highestﬂavonoid yield(31.67±0.06μg/g QE/g).In contrast,callus samples exhibited the lowest yield(11.59±0.02μg/g QE/g)ofﬂavonoids in MS media supplemented with a concentration of 0.5 mg/L of *** analysis revealed the variability of phenolic acid contents within the callus cultures as well as plantlets,with gallic acid,4-OH benzoic acid,chlorogenic acid,vanillic acid,caffeic acid,cinnamic acid,and rosmarinic acid being the prominent *** presence of twenty-two chemicals was revealed by headspace-SPME ***

关键词： Lavender indirect organogenesis micropropagation This

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Epidemiological Insights into foodborne Pathogens Through qPCR Exploration of Prevalence—Beijing Municipality,China,January 2022-April 2023

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China CDC weekly 2024年第18期6卷 385-389,I0001-I0004页

作者： Penghang Zhang Xiaochen Ma Yuzhu Liu Tongyu Wang Shuning Huo Xiaoai Zhang Beijing Key Laboratory of Diagnostic and Traceability technologies for food Poisoning Institute for Nutrition and Food HygieneBeijing Center for Disease Prevention and ControlBeijingChina Yanjing Medical College of Capital Medical University BeijingChina

Summary What is already known on this topic?foodborne diseases present a substantial global health *** diagnostic methods have constraints,but advancements in molecular techniques,like quantitative polymerase chain reaction(qPCR),provide a hopeful *** is added by this report?We examined 1,011 stool samples from individuals suspected of foodborne illnesses.

关键词： solution. constraints advancement

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Plant-based meat analogues aggravated lipid accumulation by regulating lipid metabolism homeostasis in mice

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food Science and Human Wellness 2024年第2期13卷 946-960页

作者： Yunting Xie Linlin Cai Zhiji Huang Kai Shan Xinglian Xu Guanghong Zhou Chunbao Li Key Laboratory of Meat Processing and Quality Control MOEKey Laboratory of Meat ProcessingMARAJiangsu Innovative Center of Meat ProductionProcessing and Quality ControlCollege of Food Science and TechnologyNanjing Agricultural UniversityNanjing 210095China

To determine the effects of plant-based meat analogues on the metabolic health and the possible mechanisms,mice were fed with a real pork diet(AP),a real beef diet(AB),a plant-based pork analogue diet(PP)and plant-based beef analogue diet(PB)for 68 *** with real meat,the plant-based meat analogues increased food and energy intake,body weight,white fat and liver weight and caused adipocyte hypertrophy,hepatic lipid droplet accumulation,and inflammatory responses in *** revealed that plantbased meat analogues altered the composition of serum metabolites,which regulated lipid metabolism *** PB diet upregulated gene expression related to lipid synthesis,lipolysis and adipocyte differentiation while the PP diet upregulated expression of lipolysis-related genes but downregulated expression of adipocyte differentiation-related genes in white adipose ***,both PP and PB diets upregulated lipid influx-and synthesis-related genes but downregulated lipid oxidation-related genes in *** specific metabolite biomarkers may affect fat accumulation mainly by direct lipid metabolism pathways or indirect amino acid metabolism,protein digestion and absorption,bile secretion,aminoacyl-tRNA biosynthesis,neuroactive ligand-receptor interaction and ABC transporters *** findings provide a new insight into understanding the differences in nutritional functions of meat and plant-based meat analogues.

关键词： Meat analogues Metabolomics Lipid metabolism Adipose tissue dysfunction Ectopic fat deposition

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An overview of potential cardioprotective benefits of xanthophylls in atherosclerosis:an evidence-based review

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food Science and Human Wellness 2024年第4期13卷 1739-1755页

作者： Yuting Su Feng Chen Jiehua Chen Mingfu Wang Shenzhen Key Laboratory of Marine Microbiome Engineering Institute for Advanced StudyShenzhen UniversityShenzhen 518060China Institution for innovative Development of food Industry Shenzhen UniversityShenzhen 518060China College of Civil and Transportation Engineering Shenzhen UniversityShenzhen 518060China Shenzhen Key Laboratory of food Nutrition and Health Shenzhen UniversityShenzhen 518060China

Atherosclerosis,as the most prevalent form of cardiovascular disease,is characterized by oxidized lowdensity lipoprotein(ox-LDL)accumulation in the vascular wall,increased inflammation of the large arteries,dysfunction of the endothelial cells(ECs)and vascular smooth muscle cells(VSMCs),which may eventually lead to the formation of ***,one of the main groups of carotenoids,have been proposed as preventive agents or adjunct therapies to prevent and slow the progression of atherosclerosis due to their cardioprotective ***,the underlying preventive mechanism of action of xanthophylls on the pathogenesis of atherosclerosis remains unclear,and clinical evidence of the effect of xanthophylls on atherosclerosis have not yet been summarized and critically *** this regard,we conducted a comprehensive literature search in four scientific databases(Pub Med,Google Scholar,Science Direct and Web of Science)and carefully analyzed the existing evidence to provide meaningful insights on the association between xanthophylls and atherosclerosis from various *** on the evidence from in vitro and in vivo studies,we explored several potential mechanisms,including antioxidant effect,anti-inflammatory effect,regulation of lipid metabolism,and modulation of ECs and VSMCs dysfunction,and we found that a clear picture of regulatory pathways of xanthophylls on atherosclerosis prevention and treatment is still *** addition,epidemiological studies suggested the possible relationship among high dietary intake of xanthophylls,high plasma/serum xanthophylls and a reduced risk of *** evidence from interventional studies investigating the effect of xanthophylls on atherosclerosis is very sparse,whilst indirect clinical evidence was only limited to astaxanthin and ***,well-designed long-term randomized controlled trials(RCTs)are highly recommended for future studies to investigate the effective dose of different

关键词： Atherosclerosis Xanthophylls Antioxidant Anti-inflammation Lipid metabolism

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Effects of the extrusion and enzymatic extrusion treatment on the apparent viscosity of degerminated maize grits

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International Journal of Agricultural and Biological Engineering 2024年第3期17卷 249-254页

作者： Mingming Qi Dongliang Zhang Chengqian Jin Shanfeng Chen Hongjun Li Chengye Ma School of Agricultural Engineering and food Science Shandong University of TechnologyZibo 255000ShandongChina Key Laboratory of Shandong Provincial Universities for technologies in Functional Agricultural Products Zibo 255000ShandongChina

Apparent viscosity is an important parameter for glucose syrup *** is greatly affected by particle size and concentration of *** order to analyze the factors influencing the apparent viscosity,the particle size distribution,steady shear flow behavior,temperature,and time sweep test of native degerminated maize grits(NDMG),extruded degerminated maize grits(EDMG),and enzymatically extruded degerminated maize grits(EEDMG)with different particle sizes(passed through 20,40,60,80,and 100 mesh sieves)and concentrations(water-sample ratios:2:1,3:1,5:1,10:1,and 20:1)were *** samples passed through different mesh sieves showed a gradient and a relatively concentrated distribution,and slurries had typical shear-thinning *** viscosity increased with increasing particle size and *** lowest apparent viscosity was attained from the samples obtained at 100+mesh and 20:1 water-sample ***,the sample with a 20:1 water-sample ratio showed the most stable apparent viscosity in the temperature sweep *** the time sweep test,the power law equation with high determination coefficients(R^(2)=0.9446,0.9382)and low root mean square error(RMSE=0.0002)had the best fit to the experimental data of the EDMG and EEDMG samples passed through 100+***,the lower apparent viscosities of the EDMG and EEDMG samples obtained at 100+mesh and 20:1 water-sample ratio can improve the activity and accessibility of enzymes for glucose syrup *** study provides critical insight into decreased apparent viscosity and expands the uses of EDMG and EEDMG in the glucose syrup sector.

关键词： degerminated maize grits enzymatic extrusion apparent viscosity particle size

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Herb pair of Huangqi-Danggui exerts anti-tumor immunity to breast cancer by upregulating PIK3R1

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Animal Models and Experimental Medicine 2024年第3期7卷 234-258页

作者： Hai-Xin Liu Li Lian Li-Li Hou Cai-Xia Liu Jin-Hong Ren Yuan-Biao Qiao Shi-Yuan Wen Qing-Shan Li College of Traditional Chinese Medicine and food Engineering Shanxi University of Chinese MedicineTaiyuanChina Shanxi Key Laboratory of innovative Drug for the Treatment of Serious Diseases Basing on the Chronic Inflammation College of Traditional Chinese Medicine and Food EngineeringShanxi University of Chinese MedicineTaiyuanChina College of Basic Medical Sciences Shanxi Medical UniversityTaiyuanChina

Background:According to traditional Chinese medicine(TCM),drugs supplementing the vital energy,Qi,can eliminate tumors by restoring host *** objective of this study is to investigate the underlying immune mechanisms of anti-tumor activity associated with Qi-supplementing herbs,specifically the paired use of Huangqi and ***:Analysis of compatibility regularity was conducted to screen the combination of Qi-supplementing *** the MTT assay and a transplanted tumor mice model,the anti-tumor effects of combination TCMs were investigated in vitro and in *** content analysis and flow cytometry were then used to evaluate cellular immunity,followed by network pharmacology and molecular docking to dissect the significant active compounds and potential ***,the anti-tumor activity and the mechanism of the active ingredients were verified by molecular ***:There is an optimal combination of Huangqi and Danggui that,administered as an aqueous extract,can activate immunity to suppress tumor and is more effective than each drug on its own in vitro and in *** on network pharmacology analysis,PIK3R1 is the core target for the anti-tumor immunity activity of combined Huangqi and *** docking analysis shows 6 components of the combined Danggui and Huangqi extract(quercetin,jaranol,isorhamnetin,kaempferol,calycosin,and suchilactone)that bind to *** is the most important component against breast *** suchilactone/jaranol combination and,especially,the suchilactone/kaempferol combination are key for immunity enhancement and the anti-tumor effects of the ***:The combination of Huangqi and Danggui can activate immunity to suppress breast cancer and is more effective than the individual drugs alone.

关键词： anti-tumor Danggui Huangqi immunity

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Preparation of lactic acid bacteria compound starter cultures based on pasting properties and its improvement of glutinous rice flour and dough

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food Science and Human Wellness 2024年第4期13卷 2090-2101页

作者： Dengyu Wang Linlin Liu Bing Wang Wenjian Xie Yanguo Shi Na Zhang Hongchen Fan Key Laboratory of food Science and Engineering of Heilongjiang Ordinary Higher Colleges Key Laboratory of Grain Food and Comprehensive Processing of Heilongjiang ProvinceCollege of Food EngineeringHarbin University of CommerceHarbin 150076China

The effects of 5 lactic acid bacteria(LAB)fermentation on the pasting properties of glutinous rice flour were compared,and suitable fermentation strains were selected based on the changes of viscosity,setback value,and breakdown value to prepare LAB compound starter *** results revealed that Latilactobacillus sakei HSD004 and Lacticaseibacillus rhamnosus HSD005 had apparent advantages in increasing the viscosity and reducing the setback and breakdown values of glutinous rice *** particular,the compound starter created using the two abovementioned LAB in the ratio of 3:1 had better performance than that using a single LAB in improving the pasting properties and increasing the water and oil absorption capacity of glutinous rice ***,the gelatinization enthalpy of the fermented samples increased *** frozen glutinous rice dough stored for 28 days,the viscoelasticity of frozen dough prepared by compound starter was better than that of control dough,and the freezable water content was lower than that of control *** results indicate that compound LAB fermentation is a promising technology in the glutinous rice-based food processing industry,which has significance for its application.

关键词： Glutinous rice flour Glutinous rice dough Lactic acid bacteria compound starter cultures Pasting properties Viscoelasticity

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Probiotics administration alleviates cognitive impairment and circadian rhythm disturbance induced by sleep deprivation

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food Science and Human Wellness 2024年第4期13卷 1951-1961页

作者： Peijun Tian Yunfei Hou Zheng Wang Jiaona Jiang Xin Qian Zhihao Qu Jianxin Zhao Gang Wang Wei Chen State Key Laboratory of food Science and Resources Jiangnan UniversityWuxi 214122China School of food Science and Technology Jiangnan UniversityWuxi 214122China National Engineering Research Center for Functional food Jiangnan UniversityWuxi 214122China Institute of food Biotechnology(Yangzhou) Jiangnan UniversityYangzhou 225004China

Gut microbiome is indispensable for maintaining normal brain ***,gut microbiota plays a causal role in sleep deprivation(SD)-induced cognitive *** this study,neurobehavioral effects of the Bifidobacterium breve strain(CCFM1025)were assessed in sleep-deprived ***1025 improved the body weight and food and water intake of the *** also alleviated SD-induced cognitive behavioural abnormalities(in the novel object recognition test),but did not show beneficial effects on mood-and spatial memory-related ***1025 significantly altered the gut microbial composition and genome *** microbial metabolites that may regulate sleep function were also identified,such as isovaleric acid andγ-aminobutyric acid in the gut and purine metabolites in the *** metabolites may participate in gutbrain communication by acting on the striatal melatonin system,for example to increase melatonin levels,and by regulating the expression of circadian clock genes such as those encoding the adenosine A2A receptor and period circadian regulator ***,administration of probiotics alleviated cognitive impairment and circadian rhythm disturbance induced by SD via modulation of gut microbiome and its *** findings may help guide the treatment of insomnia or other sleep disorders via dietary strategies.

关键词： Bifidobacterium Sleep Circadian rhythm Purine Gut microbiome

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Reductive lipid nanoparticles loaded with vinorelbine inhibit chemotherapy-induced invasion of cancer cells by modulating ENPP2

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Nano Research 2024年第4期17卷 2886-2898页

作者： Xiaoqi Zhao Xuemeng Guo Mei Pang Weigen Qiu Zhenyu Luo Qing Lin Yichao Lu Hang Yin Sijie Wang Huihui Liu Junlei Zhang Lihua Luo Jian You College of Pharmaceutical Sciences Zhejiang University866 Yuhangtang RoadHangzhou 310058China Hangzhou Institute of innovative Medicine Zhejiang UniversityHangzhou 310058China

Cancer is a predominant culprit behind worldwide death and accounts for up to 10 million deaths every *** is the primary therapeutic method employed for cancer in clinical settings and is essential in controlling tumor *** the advances in this field,tumor invasion and metastasis during treatment remain a significant cause of treatment ***,the underlying mechanisms involving such a disappointing phenomenon are still not fully ***(VNB)extends the lifespan of many cancer patients in the clinic as an emerging chemotherapy drug approved by food and Drug Administration(FDA).However,VNB-induced tumor metastasis is still an intractable problem,which may be closely related to the abnormal oxidative stress generated during VNB-mediated ***,the study aims to construct a reductive nanosystem loaded with VNB,called VNB-VNP,to improve cancer cure rates and reduce tumor *** the reductive component vitamin E,VNB-VNP can effectively reduce oxidative stress and significantly outperform free VNB in preventing tumor *** transcriptome analysis shows that VNB-VNP can alleviate the over-expression of ectonucleotide pyrophosphatase/phosphodiesterase 2(ENPP2),which may be the main reason why VNB-VNP can inhibit tumor invasion and ***,the research designs a new platform for VNB treatment,which demonstrates promising efficacy in inhibiting neoplastic progression and identifies a new mechanism associated with VNB-induced tumor metastasis,which may offer several valuable references for enhancing chemotherapy efficacy in clinical anti-tumor therapy.

关键词： chemotherapy vinorelbine tumor Invasion lysophosphatidic acid ectonucleotide pyrophosphatase/phosphodiesterase 2(ENPP2)

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