Application of polymerase chain reaction and matrix-assisted laser desorption/ionization time of flight mass spectrometry methods in Cronobacter rapid identification by Xin GAN, Xiaofei WANG, Shaofei YAN, Yujie HU, Yinping DONG, Fengqin LI

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Rapid Identification of Three Foodborne Pathogens in Ready-to-Eat Bulk Foods by Matrix-Assisted Laser Desorption Ionization-Time of Flight Mass Spectrometry by Jie CUI, Jiheng LIN, Ying SUN, Zhuoyan YAN, Yingying XIA, Zhuliang HUANG

Subjects: “…matrix-assisted laser desorption ionization-time of flight mass spectrometry (maldi-tof ms)…”
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Comparison of matrix-assisted laser desorption /ionization time-of-flight mass spectrometry, VITEK and rpoB gene sequencing three methods for identification of Staphylococci in food by Xiaojuan ZHAO, Qi WANG, Ziwei WANG, Haiyan WEI, Dan MA, Dan LI, Yongxin WEI, Ximeng ZHANG, Pubo FU, Ying CHEN, Jing ZENG

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Prevalence and antibiotics susceptibility of Arcobacter isolated from commercial fresh whole chicken in Shunyi District, Beijing by WANG Yuanyuan, LI Ying, YANG Jie, ZHANG Yanchun, ZHANG Shuang, ZHANG He, WANG Miao, MA Hongmei, ZHANG Maojun

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Study on species identification of Cronobacter spp. in foods by Hongzhi ZHANG, Xuewei LIU, Teng WEI, Junyan LU, Xi ZHANG

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Preliminary Study of Differentially Expressed Serum Peptides of Advanced NSCLC Patients Responsive to EGFR-TKI and Their Clinical Significance by Zihe WANG, Chuanhao TANG, Yi LIU, Bin XU, Haifeng QIN, Yangyang LEI, Hongjun GAO, KUN HE, Xiaoqing LIU

Subjects: “…Matrix-assisted laser desorption/ionization time-of-flight mass spectrometry…”
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Optimization of Extraction of Inulin from Taraxacum kok-saghyz Rodin by Response Surface Methodology and Its MALDI-TOF MS Analysis by Jiangyan CHEN, Weitao WANG, Yiyang DONG, Jichuan ZHANG, Kongxin HU, Qiang MA

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Preparation and application of proficiency test sample of Cronobacter spp. (Enterobacter sakazakii) in milk powder by WANG Yaping, ZHAO Linna, LIU Na, WANG Xueshuo, CUI Shenghui

“…(Enterobacter sakazakii) proficiency test samples which meet the requirements of uniformity and stability, and use them for proficiency test.MethodsThe background strains and Cronobacter. spp were identified by biochemical and matrix-assisted laser desorption ionization time of flight mass spectrometry method. …”
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Proteomics-based Identification of Proapoptotic Caspase Adapter Protein 
as A Novel Serum Marker of Non-small Cell Lung Cancer by Heng ZHANG, Shengxi CHEN, Lingjin HUANG

“…Methods The differential proteomic technique and matrix-assisted laser desorption/ionization-time of flight mass spectrometry were used to identify overexpressed proteins from cultured tumor tissues in a conditioned medium. …”
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Preparation of quality control samples of Vibrio parahemolyticus and their application in the proficiency test in 2019—2020 by LIU Na, ZHAO Linna, WANG Xueshuo, CUI Shenghui

“…ObjectiveTo prepare proficiency testing samples of Vibrio parahemolyticus （V. parahemolyticus）and apply to laboratory test.MethodsThe five background strains and V. parahemolyticus were identified by biochemical reaction and matrix-assisted laser desorption ionization time of flight mass spectrometry（MALDI-TOF MS）. …”
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Preparation and evaluation of enterotoxigenic Escherichia coli reference for food testing by LIU Na, WANG Yaping, ZHAO Linna, WANG Xueshuo, CUI Shenghui

“…ObjectiveTo prepare and evaluate Enterotoxigenic Escherichia coli（ETEC） reference.MethodsThe standard strain CMCC（B）43208 was identified by biochemical reaction， matrix-assisted laser desorption ionization time of flight mass spectrometry （MALDI-TOF MS） and gene sequencing. 600 ETEC reference samples with 103 CFU/sample were prepared by freeze-drying. 20 samples were selected randomly for uniformity test， and samples were tested transportation stability by simulating 25 and 37 ℃， and storage stability by stroing samples at -20 and 4 ℃. …”
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Advances in Traceability Typing and Identification of Foodborne Pathogens by Yao LIU, Yuanmiao WEI, Ling LI, Lunzhao YI, Weiwei ZHAO, Ying SHANG, Jianxin CAO

“…This paper reviews typing techniques against foodborn bacterial pathogens, including serotyping, phage typing, pulsed-field gel electrophoresis, denaturing gradient gel electrophoresis, Repetitive-element PCR (Rep-PCR), infrequent restriction site PCR (IRS-PCR), amplified fragment length polymorphism (AFLP), restriction fragment length polymorphism (RFLP), multilocus sequence typing (MLST), core-genome multilocus sequence typing (cgMLST), single nucleotide polymorphism, and matrix assisted laser desorption ionization time of flight mass spectrometry (MALDI-TOF-MS). …”
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Comparison of MALDI-TOF-MS and RT-qPCR for detection of SLCO1B1 and ApoE gene polymorphisms by YE A-li, ZOU Yu-tong, ZHANG Hai-yan, WU Jie, ZHANG Rui, ZHANG Xiao-feng, MA Qing-wei

“…Objective To compare the consistence between matrix-assisted laser desorption ionization time of flight mass spectrometry(MALDI-TOF-MS) with real-time fluorescence quantitative polymerase chain reaction (RT-qPCR) on genetic polymorphisms associated with the metabolism of lipids or drugs, and assess whether the MALDI-TOF-MS method can be used for clinical SLCO1B1 and ApoE gene polymorphism detection. …”
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MOF-derived Oxides Used as MALDI-TOF MS Matrix for the Determination of Amino Acids by Yuhao ZHU, Yafei YANG, Dongli CAO, Yan XIA

“…Objective: To expand the application of matrix assisted laser desorption ionization time of flight mass spectrometry (MALDI-TOF MS) analysis technology in the field of small molecules detection, three metal-organic frameworks (MOFs) derived oxides were synthesized and explored as the novel matrix for efficient analysis of amino acids by MALDI-TOF MS. …”
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Isolation and Identification of Antibacterial Lpopeptides from Bacillus subtilis KC-WQ Fermentation Broth and Optimization of Fermentation Conditions by Rong QIAN, Xiaoqi XU, Zongqi XU, Hong XU, Sha LI, Zheng XU, Zhengshan LUO

“…On this basis, the acid precipitation method was used to separate the antibacterial components, and the structure was found through thin layer chromatography (TLC), high performance liquid chromatography (HPLC) and matrix-assisted laser desorption ionization time-of-flight mass spectrometry (MALDI-TOF-MS). …”
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Investigation on microbial contamination of cereal-based complementary foods for infants and young children in Henan in 2018 by Dacheng GUO, Huixia CHUI, Haoyu QI, Xiuli ZHANG, Hua REN, Fengli LI, Zeyu WANG

“…Methods Sampling and testing were performed according to the method provided in the work manual of 2018 national food pollutants and hazardous factors risk monitoring.103 samples of CBCF for IYC were collected in Henan Province, and then the contamination of Enterobacteriaceae, Bacillus cereus, Listeria monocytogenes and Cronobacter were detected, respectively. Matrix-assisted laser desorption ionization-time-of-flight mass spectrometry was used to identify the suspicious colonies. …”
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Establishment of the Method of Immunoenrichment Combined with MALDI-TOF MS to Detect Cronobacter sakazakii in Milk Powder by Hong ZHAO, Liu YANG, Liangjuan ZHAO, Lu PANG, Junzhe ZHANG, Shaoying ZHU, Yuling ZHAO, Youlan TAN, Huabing ZHAO, Pei LIU, Guohong LIU, Lan WU, Zhizhen DONG

“…Objective: To prepare an efficient and specific antibody against Cronobacter sakazakii and its immunomagnetic beads, and establish a method of immunoenrichment combined with matrix-assisted laser desorption/ionization mass spectrometry (MALDI-TOF MS) for the detection of Cronobacter sakazakii in milk powder. …”
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Contamination of Citrobacter spp. in food and sales environment samples and the antibiotics resistance profile of the isolates by Liyun QIN, Ruiping JIANG, Weili GAO, Guoping LYU, Xinchao LYU, Xin SU

“…All the strains were identified by matrix-assisted laser desorption ionization time of flight mass spectrometry(MALDI-TOF MS) system and VITEK 2 Compact system. …”
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