OOIR: Observatory of International Research

Papers

(The TQCC of Journal of Mass Spectrometry is 3. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-01-01 to 2026-01-01.)

Article	Citations
	25
Dissociation Chemistry of Protonated α‐, β‐ and Other Amino Acids Using Multiple Stage Tandem Mass Spectrometry	24
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Identification of Mitapivat's In Vivo Metabolites in the Rat Model by Quadrupole‐Time‐of‐Flight (Q‐TOF) Mass Spectrometry	19
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LC–MS/MS analysis of coccidiostats in meat supply chain safety	18
Intercropping with maize and sorghum‐induced saikosaponin accumulation in Bupleurum chinense DC. by liquid chromatography‐mass spectrometry‐based metabolomics	17
Modelling some rod set imperfections of a quadrupole mass filter	15
Authenticity study of commercial samples of St. John's wort by paper spray ionization mass spectrometry and chemometric tools	15
Clinical glycoprotein mass spectrometry: The future of disease detection and monitoring	15
Pharmacokinetic Analysis of Gatifloxacin and Dexamethasone in Rabbit Ocular Biofluid Using a Sensitive and Selective LC–MS/MS Method	14
Discerning the stability behaviour of mavacamten availing liquid chromatography‐mass spectrometry and nuclear magnetic resonance spectroscopy: In silico toxicity and mutagenicity prediction of	14
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Issue Information	13
Paper Spray Mass Spectrometry for In Vivo Dermatopharmacokinetic Study of Skin Drugs by Touch Sampling	13
Fast saliva analysis by GC–MS with Cold EI and Open Probe Fast GC–MS with Cold EI for the detection of cannabis usage	12
The influence of matrix concentration and solvent composition on the results of MALDI MSI, with the aid of wet‐interface matrix deposition	11
Exploring and modeling the ion mobility spectrometry of perindopril: Example of protonation‐dissociation reactions in large molecules	10
SMART: A data reporting standard for mass spectrometry imaging	10
Issue Information	10
Sodiation of Enhanced Green Fluorescent Protein (EGFP) in Basic Solution Studied by Electrospray Mass Spectrometry	9
q value and parent energy optimization using a low‐voltage ionization approach increases resolution in linear ion trap mass spectrometry	9
Correction to “On the importance of color in mass spectrometry imaging”	9
Determination of the Metabolic Mechanism of the Principal Components From Moringa oleifera (Lam) Seed by MALDI‐IMS	9
Quantitative analysis of phthalates using a pyrolyzer gas chromatography/mass spectrometry method	9

New bioactive compounds characterized by liquid chromatography–mass spectrometry and gas chromatography–mass spectrometry in hydro‐methanol and petroleum ether extracts of Prosopis farcta<	8
Quantitative mass spectrometry imaging (qMSI): A tutorial	8
Analyzing noncovalent interactions between notoginseng saponins and lysozyme by deposition scanning intensity fading MALDI‐TOF mass spectrometry	8
Probing the pyrolysis of methyl formate in the dilute gas phase by synchrotron radiation and theory	8
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Issue Information	7
Rapid and simultaneous determination of curcuminoids and gingerols in food products containing turmeric and ginger using paper spray mass spectrometry	7
Tentative identification of phytochelatins, their derivatives, and Cd‐phytochelatin complexes in Ocimum basilicum L. roots by Paper Spray Mass Spectrometry	7
Quantitative mass spectrometry imaging (qMSI): A tutorial By Russell R. Kibbe and David C. Muddiman	7
In‐Electrospray source Hydrogen/Deuterium exchange coupled to multistage fragmentation for the investigation of the protonation and fragmentation pathways of gas phase ions	7
Neutral loss scan in complement with high‐resolution MS/MS: Combination of detection methods for flavonoid and limonoid glycosides analysis	7
On the Unimolecular Breakdown Products of Short Deprotonated Per‐ and Poly‐Fluorinated Acids and Alcohols	7
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Multi‐Omic Evaluation of PLK1 Inhibitor—Onvansertib—In Colorectal Cancer Spheroids	7
The path forward for protein footprinting, covalent labeling, and mass spectrometry‐based protein conformational analyses	7
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Hardware and software solutions for implementing nanospray desorption electrospray ionization (nano‐DESI) sources on commercial mass spectrometers	7
Experimental techniques and terminology in gas‐phase ion spectroscopy By Aleksandr Y. Pereverzev and Jana Roithová	6
Development of electrostatic‐induced charge detector for multiturn time‐of‐flight mass spectrometer By Ken‐ichi Bajo, Jun Aoki, Morio Ishihara, Shizuho Furuya, Masahiro Nishimura, Miwa Yoshitake and H	6
Whole blood analysis for medical diagnostics by GC‐MS with Cold EI By Benny Neumark, Oneg Elkabets, Gabi Shefer, Assaf Buch, Naftali Stern and Aviv Amirav	6
Direct sub‐atmospheric pressure ionization mass spectrometry: Evaporation/sublimation‐driven ionization is amazing, fundamentally, and practically	6
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What a difference a chlorine makes: The remarkable unimolecular ion chemistry of phenyl formate and phenyl chloroformate	6
Issue Information	6
Design considerations for a cycloidal mass analyzer using a focal plane array detector	6
Unbiased and biased chemometric analysis of LC‐MS data from human urine following coffee intake	6
Reproducible Capillary Electrophoresis–Mass Spectrometry–Based Top‐Down Proteomics of Complex Proteomes Enabled by an Advanced Cationic Polymer Coating	6
Discriminating alkylbenzene isomers with tandem mass spectrometry using a dielectric barrier discharge ionization source	5
A precise self‐built secondary mass database for identifying red dyes and dyeing techniques with UPLC‐MS/MS	5
Rapid Detection and Classification of Mango (Mangifera indica L.) Leaves by Paper Spray Ionization Mass Spectrometry	5
On the relationships between resolution, dimensionless stability, pseudopotential well depth, acceptance, and transmission in mass filters	5
Studies of pure and nitrogen gas mixed xenon ECR plasma: Signature of abundance dependent unusual trends in isotope anomaly	5
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A comprehensive gas chromatography electron ionization high resolution mass spectrometry study of a new steroidal selective androgen receptor modulator (SARM) compound S42	5
Ultra‐High Performance Liquid Chromatography–Tandem Mass Spectrometry Method Development and Validation to Quantify Simultaneously Six Urinary DIALKYL Phosphate Metabolites of Organophosphorus Pestici	5
Development and Validation of an UPLC‐MS/MS Method for Simultaneous Quantification of Bisoprolol and Hydrochlorothiazide in Human Plasma	5
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Probing the pyrolysis of ethyl formate in the dilute gas phase by synchrotron radiation and theory	5
Experimental techniques and terminology in gas‐phase ion spectroscopy	5
An analytical approach for on‐site analysis of breath samples for Δ9‐tetrahydrocannabinol (THC)	5
Ion mobility–tandem mass spectrometry of bulky tert‐butyl thiol ligated gold nanoparticles	5
Characteristic response of formulation ingredients revealed by ultra high performance liquid chromatography‐electrospray ionization‐high resolution mass spectrometry‐based untargeted screening of pest	5
Detection of Local Anesthetic Ingredients Including Lidocaine, Tetracaine, and Prilocaine in Illegally Distributed Drugs Through Gas Chromatography–Time‐of‐Flight Mass Spectrometry and Gas Chromatogra	5
Experimental and theoretical study on the photoionization of styrene	5
Development of a cyclic ion mobility spectrometry‐mass spectrometry‐based collision cross‐section database of permethylated human milk oligosaccharides	5
Correction to “Time of acquisition and high spatial resolution mass spectrometry imaging”	5
From electrospray ionization to cold‐spray ionization: How to evaluate the cooling effect on the gaseous ions?	5
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Glycomics by ion mobility tandem mass spectrometry of chondroitin sulfate disaccharide domain in biglycan	5
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Optimization of reversed‐phase solid‐phase extraction for shotgun proteomics analysis By Fanni Bugyi, Lilla Turiák, László Drahos and Gábor Tóth	5
Ready Biodegradability study and insights with ultra‐high‐performance liquid chromatograph coupled to a quadrupole time of flight of a Metformin‐based drug and of Metarecod, a natural substance‐based	5
Handling considerations for the mass spectrometry of reactive organometallic compounds	5
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Quantitative proteomics I.: Concept, design, and planning of quantitative proteomics experiments	4
Proceedings of the 39th Informal Meeting on Mass Spectrometry	4
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Absolute Quantification of Glutathione Using Top‐Hat Optics for IR‐MALDESI Mass Spectrometry Imaging	4
Quantitative UHPLC–MS/MS Analysis of Gemcitabine and Its Active and Inactive Metabolites in Pig Plasma and Lung Tissue in Preparation of Locoregional Therapies for Non–Small Cell Lung Cancer	4
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Correction to “Enhancing Herbal Formulation Analysis: The Role of Flash Chromatography and TLC–MS in Purification and Quality Control”	4
Qualitative and Comparative Analysis of Chemical Constituents in Epimedii Folium From Four Species Based on UPLC‐ZenoTOF‐MS/MS	4
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Identification of Botanicals Based on Their Mass Spectrum Fingerprints Using Ultra‐Performance Liquid Chromatography‐Mass Spectrometry	4
Advancing Native Mass Spectrometry Toward Cellular Biology	4
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B₄C‐Assisted Paper Spray Ionization Mass Spectrometry	4
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Overcoming Analytical Challenges in Proximity Labeling Proteomics	4
Issue Information	4
Tracking the disulfide rearrangement of heated lactoglobulin by matrix‐assisted laser desorption/ionization‐in‐source decay top‐down analysis	4
In Vitro and In Vivo Assessment of Antidiabetic Activity of Cupressus torulosa D. Don Needles, Their LCQTOFMS Assisted Metabolite Profiling, and Implications for Diabetes Management	4
Removal of isobaric interference using pseudo‐multiple reaction monitoring and energy‐resolved mass spectrometry for the isotope dilution quantification of a tryptic peptide	4
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One‐step functionalization of paper and simplified antibody immobilization for on‐the‐spot immunocapture from dried serum in liquid chromatography‐tandem mass spectrometry based targeted protein deter	4
Interactions of CyMe₄‐BTBP ligand with lanthanides and actinides: Insights from ESI‐MS and DFT calculations	3
Simplified processing and rapid quantification of buprenorphine, norbuprenorphine, and their conjugated metabolites in human plasma using UPLC–MS/MS: Assessment of buprenorphine exposure during opioid	3
Issue Information	3
Complex formation of lactic acid by atmospheric pressure chemical ionization	3
Sulfuric/Sulfurous Acids Induce Self‐Protection of Phospholipids Against Air–Water Interfacial Ozonolysis	3
Top‐Down Proteomics Study of Aging and Sexual Dimorphism of Zebrafish Brains	3
Comprehensive Strategy Analysis of Chemical Constituents of Xiaoliu Powder Based on GC–MS and UPLC‐Q‐Exactive Orbitrap MS	3
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Imaging with mass spectrometry: Which ionization technique is best? By Boone M. Prentice	3
Minimizing Ionic Interference: An APCI‐MS Strategy for Real‐Time Reaction Monitoring in Ionic Liquids	3
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Issue Information	3
EDTA‐Assisted MPT‐MS for Trace Analysis of Heavy Metals in Fireworks	3
Advanced Ganglioside Characterization in Epileptic Human Hippocampus by Travelling Waves Ion Mobility Tandem Mass Spectrometry	3
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Deuterium‐depleted water: A new tracer to label pulmonary surfactant lipids in adult rabbits	3
Advancing the analytical toolkit in the investigation of vector mosquito host biting site selection	3
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Handling considerations for the mass spectrometry of reactive organometallic compounds By Anuj Joshi, Charles Killeen, Tanner Thiessen, Harmen S. Zijlstra and J. Scott McIndoe	3
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Ionization behaviors of nitrotoluenes and dinitrotoluenes by reactions with acetone‐related reactant ion	3
A Top Solvent‐Additive‐Ionization Technique Combination for Pesticides Direct Infusion MS Analysis	3
“Touch&Play” Wood Typification by the MasSpec Pen	3
Mass Spectrometric Study of Heterogeneous Reactions of Transformations of Molecules of Butyrophenone Derivatives During Adsorption on a Hot Surface of Tungsten Oxide	3
Mass spectrometry‐based gas phase intramolecular benzyl migration in sparsentan, a novel endothelin and angiotensin II receptor antagonist	3
Where You Protonate Matters: Deciphering the Unimolecular Chemistry of Protonated Myrcene and Linalool	3
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Quantitative analysis of polycyclic aromatic hydrocarbons using high‐performance liquid chromatography‐photodiode array‐high‐resolution mass spectrometric detection platform coupled to electrospray an	3