Finding the best column for polar basic analytes across reversed-phase and hydrophilic interaction liquid chromatography by József Simon, Márton Kovács, Pál T. Szabó

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Impact of the COVID-19 Event on the Characteristics of Atmospheric Single Particle in the Northern China by Zheng Li, Jingjing Meng, Ling Zhou, Ruiwen Zhou, Mengxuan Fu, Yachen Wang, Yanan Yi, Aijing Song, Qingchun Guo, Zhanfang Hou, Li Yan

Subjects: “…Single particle aerosol mass spectrometry (SPAMS)…”
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Trace element and mercury speciation analysis in yerba mate (Ilex paraguariensis) by María Victoria Panzl, Jarol R. Miranda-Andrades, Wendy J. Sandoval Rojano, Joseane A. Mendes, Tatiana D. Saint'Pierre, Alejandra Rodríguez-Haralambides, Ricardo Q. Aucelio

Subjects: “…Inductively coupled plasma mass spectrometry…”
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Monitoring Volatile Organic Compounds in Air Using Passive Sampling: Regional Cross-Border Study between N. Macedonia and Kosovo by Vllaznim Mula, Jane Bogdanov, Jasmina Petreska Stanoeva, Lulzim Zeneli, Zoran Zdravkovski

“…Macedonia and the Republic of Kosovo for nine consecutive months, using the Radiello® passive and diffusive samplers, and gas chromatography-mass spectrometry (GC-MS). In parallel, employing static headspace gas chromatography-mass spectrometry (SHS-GC-MS) technique, VOCs from different types of commercially available gasoline and diesel fuels in the monitored cities were analyzed in order to obtain the chemical profiles and to evaluate the presence of their components in ambient air. …”
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Refinement of Protein Extraction Protocols for Human Peripheral Nerve Tissue by Drifa Frostadottir, Charlotte Welinder, Raquel Perez, Lars B. Dahlin

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Comparison between detection power of MBT STAR-Carba test and KBM CIM Tris II for carbapenemase-producing bacteria by Komatsu Shoko, Fujinaga Chinami, Nakanishi Noriko

“…Recently, matrix-assisted laser desorption ionization time-of-flight mass spectrometry was used to detect carbapenemase activity.…”
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Assessment of Microbiological Indoor Air Quality in Cattle Breeding Farms by Justyna Szulc, Małgorzata Okrasa, Katarzyna Dybka-Stępień, Michael Sulyok, Adriana Nowak, Anna Otlewska, Bogumiła Szponar, Katarzyna Majchrzycka

“…Abstract This study, which was conducted on a farm in central Poland from February till April 2019, aimed to evaluate microbiological threats on cattle breeding premises by counting and identifying the microorganisms (via culturing and high-throughput sequencing), assessing the endotoxin concentrations (via gas chromatography-mass spectrometry [GC-MS]) and analysing the secondary metabolites (including mycotoxins) in the air and sedimented dust (via liquid chromatography-tandem mass spectrometry [LC-MS/MS]) in six barns. …”
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SYNTHESIS AND CHARACTERIZATION OF NEW POLYMERIC COATINGS FROM ANTHOCYANIN DYE AND STUDY BIOLOGICAL ACTIVITY by Mayson Thafir Hadi, Zainab A. Jabarah, Sana H. Awad

“…FT-IR spectroscopy and mass spectrometry (MS) were used to identify the active groups of the anthocyanin pigment, which were situated the functional groups of anthocyanin in contrast to crystalline compounds, X-ray diffraction (XRD) examination also revealed the production of irregularly constituted compounds. …”
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Inhibition of tumour necrosis factor alpha by Etanercept attenuates Shiga toxin-induced brain pathology by Robin Christ, Devon Siemes, Shuo Zhao, Lars Widera, Philippa Spangenberg, Julia Lill, Stephanie Thiebes, Jenny Bottek, Lars Borgards, Andreia G. Pinho, Nuno A. Silva, Susana Monteiro, Selina K. Jorch, Matthias Gunzer, Bente Siebels, Hannah Voss, Hartmut Schlüter, Olga Shevchuk, Jianxu Chen, Daniel R. Engel

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Widely targeted metabolomics analysis reveals the dynamically changes in volatile metabolites during xiaoqu baijiu fermentation by Zhenbing Ma, Haibo Lan, Dong Zhao, Jingren Wei, Jia Zheng, Jian Su, Shengyuan Xiang, Zhu Luo, Rui Li, Yi Ma, Lijuan Gong

“…In this study, ultra-performance liquid chromatography–tandem mass spectrometry and gas chromatography–tandem mass spectrometry were used to analyze a widely targeted metabolome during the xiaoqu baijiu fermentation process. …”
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Danggui-Shaoyao-San Can Ameliorate Alzheimer’s Disease by Inhibiting Hippocampal Neuron Apoptosis: Findings from Serum Pharmacology by Zhang KX, Zhang JW, Jiang YH, Wang YR, Liu ZL, Ding PL, Wang XY, Cui WQ, Xu XQ, Wang YH

“…Kai-Xin Zhang,1 Ji-Wei Zhang,2 Yan-Hong Jiang,1 Yi-Ran Wang,1 Zhen-Ling Liu,1 Peng-Li Ding,1 Xiang-Ying Wang,1 Wen-Qiang Cui,3 Xiang-Qing Xu,3,* Ya-Han Wang3,* 1First College of Clinical Medicine, Shandong University of Traditional Chinese Medicine, Jinan, 250000, People’s Republic of China; 2College of Acupuncture and Massage, Shandong University of Traditional Chinese Medicine, Jinan, 250000, People’s Republic of China; 3Department of Neurology, Affiliated Hospital of Shandong University of Traditional Chinese Medicine, Jinan, 250000, People’s Republic of China*These authors contributed equally to this workCorrespondence: Xiang-Qing Xu, Ya-Han Wang; Department of Neurology, Affiliated Hospital of Shandong University of Traditional Chinese Medicine, Jinan, 250000, People’s Republic of China, Email happyxiangqing@163.com; sdwangyahan@sina.comBackground: Danggui-Shaoyao-San (DSS) is a traditional Chinese medicine prescription with a history of nearly 2000 years, originally widely used for gynecological diseases, and in recent years research has found that DSS also has a good therapeutic effect on Alzheimer’s disease (AD).Purpose: The objective is to investigate the metabolic components of the DSS in the blood and the potential mechanisms for AD.Materials and Methods: Liquid chromatography‒mass spectrometry (LC-MS) combined with gas chromatography‒mass spectrometry (GC-MS) based non-targeted metabolomics were used to conduct in-depth research. …”
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Shramahara Mahakasya, a traditional polyherbal formulation, induces anti-anxiety activity in hippocampal neurons by effectuating SOD2-mediated protection against oxidative stress by Saakshi Saini, Viney Kumar, Swati Haldar, Samrat Chauhan, Pratibha Demiwal, Souvik Ghosh, Sumeet Gupta, Debabrata Sircar, Bidhan Mahajon, Partha Roy

“…Method: In this study, the chemical composition of SM was first identified using gas chromatography-mass spectrometry (GC-MS) and liquid chromatography-mass spectrometry (LC-MS). …”
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Epitope mapping of recombinant Salmonella enterica serotype Heidelberg flagellar hook-associated protein by in silico and in vivo approaches by Hung-Yueh Yeh

“…The aim of the present study was to compare the epitope identification in the Salmonella enterica serotype Heidelberg FlgK protein by in silico prediction and in vivo experiment with mass spectrometry in association with immunoprecipitation proteomics. …”
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Multi-omics unveils strain-specific neuroactive metabolite production linked to inflammation modulation by Bacteroides and their extracellular vesicles by Basit Yousuf, Walid Mottawea, Galal Ali Esmail, Nazila Nazemof, Nour Elhouda Bouhlel, Emmanuel Njoku, Yingxi Li, Xu Zhang, Zoran Minic, Riadh Hammami

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Protocol for the purification and analysis of nuclear UFMylated proteins by Pudchalaluck Panichnantakul, Marlene Oeffinger

“…We then describe procedures for identifying and analyzing purified UFMylated proteins using mass spectrometry and western blot.For complete details on the use and execution of this protocol, please refer to Panichnantakul et al.1 : Publisher’s note: Undertaking any experimental protocol requires adherence to local institutional guidelines for laboratory safety and ethics.…”
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Analysis of the composition, characteristics, and antifungal properties of cutin in goji berry fruits at different developmental stages by Yueli Zhou, Dayuan Chen, Cong Wang, Huaiyu Zhang, Lunaike Zhao, Junjie Wang, Qiding Peng

“…In the current study, paraffin sections and gas chromatography/mass spectrometry (GC/MS) techniques were used to identify differences in cuticle structure and chemical composition of Ningqi-1 and Ningqi-5 goji berries at different developmental stages. …”
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Clinical and genetic analysis of methylmalonic aciduria in 60 patients from Southern China: a single center retrospective study by Hiba Abid, Areeba Abid, Sarah Sohail, Sara Jawaid

“…Additionally, we discuss the limitations of first-tier newborn screening tests due to high false positive rates and recommend second-tier testing using liquid chromatography coupled with tandem mass spectrometry to increase specificity and reduce false positives. …”
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Método multirresíduo de agrotóxicos em polpa de açaí empregando método QuEChERS modificado e UHPLC-MS/MS by Rafael Bel Prestes da Silva, Luana Floriano, Cleusa Fátima Zanchin, Franciele Fátima Machado, Júlia Antunes de Oliveira, Osmar Damian Prestes, Renato Zanella

“…Considering the possible use of pesticides in this species, this study aimed to develop a comprehensive method for the multiresidue determination of pesticides in açaí pulp, using a modified QuEChERS (quick, easy, cheap, effective, rugged, and safe) method with analysis by ultra-high performance liquid chromatography with tandem mass spectrometry (UHPLC-MS/MS). Various parameters of extraction were investigated, and the method was successfully validated. …”
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Hexane extract from Lindera communis roots: wound healing properties and membrane-disruptive activities against methicillin-resistant Staphylococcus aureus by Miaomiao Wang, Miaomiao Wang, Miaomiao Wang, Xian Hu, Xian Hu, Xian Hu, Liya Liu, Liya Liu, Liya Liu, Liya Liu, Yi Zhong, Yi Zhong, Yi Zhong, Wanlin Li, Wanlin Li, Wanlin Li, Qing Zhang, Qing Zhang, Qing Zhang, Congli Xu, Chunlin Long, Chunlin Long, Chunlin Long, Chunlin Long, Chunlin Long

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