RSS:Journal of the American Society for Mass Spectrometry

Journal of the American Society for Mass Spectrometry

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[ASAP] Infrared Ion Spectroscopy Combined with Ion Mobility Spectrometry for Identification of Caffeine Metabolite Isomers and Protomers

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00356

— Gustavo Cervi and Thiago C. Correra 2026-01-28 09:07:51

[ASAP] Quantitative Mapping of NHS Ester–Protein Reactivity Using Native Top-Down Mass Spectrometry

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00395

— Jack L. Bennett, Olivia B. Ramsay, Corinne A. Lutomski, Carla Kirschbaum, and Carol V. Robinson 2026-01-28 15:50:50

[ASAP] Identification of GOS Disaccharide Isomers Using cIMS-MS/MS

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00285

— Bram van de Put, Cindy Steven, Carolina O. Pandeirada, Henk A. Schols, and Wouter J. C. de Bruijn 2026-01-27 12:59:56

[ASAP] A Novel Compact Multi-Reflecting Time-of-Flight Mass Spectrometer

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00321

— Anatoly N. Verenchikov, Jason Wildgoose, Sergey N. Kirillov, Aleksey V. Vorobyev, Vasily V. Makarov, Lee A. Gethings, Robert P. Tonge, Matthew E. Daly, William J. Johnson, and James I. Langridge 2026-01-26 10:00:28

[ASAP] Matrix-Tolerant Quantification of THC and THCA in Complex Cannabis Products Using In-Sample Calibration with Multiple Isotopologue Reaction Monitoring

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00439

— Yanfang Li and Mengliang Zhang 2026-01-26 09:19:11

[ASAP] Tandem FAIMS and IMS Combined with MS/MS for Effectively Probing the Structural Diversity of Proteins

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00388

— Kaiqun Wu, Rong Liu, Zhonghan Hu, Chenlu Wang, Junhui Li, Jiancheng Yu, and Keqi Tang 2026-01-25 18:22:38

[ASAP] Nitrile-Imine Cross-Linking in Peptide Ions with Aromatic Amino Acid Residues: Are Ring-Stacking Interactions Important?

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00449

— Chenxun Dai, Sizhong Shen, Dominik Halman, Simona Sedláčková, Karel Lemr, and František Tureček 2026-01-25 18:44:01

[ASAP] Characterization and Manipulation of Ion Clouds Inside an FT-ICR Instrument: A Laser Tomography Perspective

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00330

— Cynthia M. Suarez, Francis O. Talbot, and Rebecca A. Jockusch 2026-01-21 19:06:53

[ASAP] Machine Learning for Individual EV Classification Based on Highly Sensitive Multiplexed Mass Spectrometry Measurements

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00344

— Muhammad Ramzan, Francis E. Godfrey, Anthony Giron, Seonhwa Lee, Dmitriy S. Verkhoturov, Stanislav V. Verkhoturov, Harmeet Malhi, Alexander Revzin, Emile A. Schweikert, and Michael J. Eller 2026-01-21 20:00:00

[ASAP] Deep Ultraviolet Laser Ablation Electrospray Ion Mobility Mass Spectrometry

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00403

— Kelcey B. Hines, Neda Feizi, Touradj Solouki, and Kermit K. Murray 2026-01-21 12:31:11

[ASAP] A Native-MS Study of Charge-Driven Interactions of Glycosaminoglycans with Lactoferrin Underlying Its Immunoprotective and Immunomodulatory Properties

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00408

— Ruolan Cheng, Daniil G. Ivanov, Yi Du, and Igor A. Kaltashov 2026-01-20 13:22:37

[ASAP] Theropod: Software Tools to Analyze Externally Collected Selective Temporal Overview of Resonant Ions

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00328

— Timothy P. Cleland and Michael G. Trizna 2026-01-16 18:09:33

[ASAP] Continuous Flow Paper Spray Ionization Mass Spectrometry for In-Depth Characterization of Anticancer Drugs in Tissues: Addressing Mass Spectral Complexity

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00374

— Pallab Basuri, Konrad Klinghammer, Oliver Klein, and Dietrich A. Volmer 2026-01-16 14:48:04

[ASAP] Non-proximate, Hand-Held Probe with Positional Feedback for Real-Time Analysis of Three-Dimensional Object Surfaces

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00296

— G. Asher Newsome 2026-01-15 20:38:46

[ASAP] Taxonomic-Level Protein Quantification in Metaproteomics Using a Biomass-Constrained Expectation–Maximization Approach

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00332

— Gelio Alves, Mehdi B. Hamaneh, Aleksey Y. Ogurtsov, and Yi-Kuo Yu 2026-01-15 18:14:57

[ASAP] Comparison of Real-Time and Offline Mass Spectrometry Methods for Quantitation of Fluorotelomer Alcohols in Aqueous Film-Forming Foam Headspace

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00298

— Gabrielle V. West, Kenneth S. Docherty, Matthew S. Clifton, Jonathan D. Krug, Melinda K. Schueneman, William R. Roberson, and M. Ariel Geer Wallace 2026-01-13 20:16:51

[ASAP] A Personal Perspective on the Evolution of Today’s LC/MS Techniques

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00375

— Jack Henion 2026-01-13 10:00:30

[ASAP] Optimization of Electric Field Traveling Waves in SLIM Platforms for Improved Resolution via Analytical Solutions of the Nernst–Planck Equation

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00347

— Xi Chen, Mohsen Latif, Wiljones Djoutsop, and Carlos Larriba-Andaluz 2026-01-12 19:25:42

[ASAP] Higher-Energy Collisional Dissociation Mass Spectrometry Fragmentation Enables Distinguishing O-GlcNAc from Tn Antigen in Cancer Cells

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00378

— Qiushi Chen, Wangzhirui Cheng, Can Li, Yi Man Eva Fung, Jiaqi Wang, Han Liu, and Xuechen Li 2026-01-10 13:00:18

[ASAP] Faces of Mass Spectrometry/Khatereh Motamedchaboki

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00430

— Anne Brenner and J. D. Brookbank 2026-01-09 15:36:17

[ASAP] Supervised Machine Learning and Graph Neural Networks to Predict Collision Cross-Section Values of Aquatic Dissolved Organic Compounds

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00276

— Sadollah Ebrahimi, Louis Criqui, Armand Soldera, and Céline Guéguen 2026-01-08 10:13:43

[ASAP] In-Source Fragmentation of Pyrrolidine-Containing KRAS Scaffolds Leads to Enhanced Structure Elucidation and Tandem Mass Spectral Quality

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00340

— Jessica L. Ochoa and Christopher M. Crittenden 2026-01-08 11:26:45

[ASAP] Proton-Driven Click Reactions of Nitrile Imines with Serine and Threonine in Gas-Phase Peptide Ions

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00360

— Yingxuan Wei, Dominik Halman, Simona Sedláčková, Chenxun Dai, Karel Lemr, and František Tureček 2026-01-08 11:24:19

[ASAP] Extensive Backbone Cleavage Coverage of Intact Proteoforms in a Mass Range of 10–70 kDa by Integrating Electron, Collision, and Photon-Based Fragmentation Techniques during an Electrophoretic Time Scale

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00384

— Qianjie Wang, Qianyi Wang, Rafael D. Melani, Quan Liu, Paul Nurmi, and Liangliang Sun 2026-01-07 17:49:30

[ASAP] Introducing a CATALYST to Accelerate Native Affinity Selection Mass Spectrometry

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00304

— Jonathan Eisert, Edvaldo Vasconcelos Soares Maciel, Roman Grigoriev, Ilie Victor Hurbean, Leonard Kuhl, Luca Panholzer, Katharina Speh, and Frederik Lermyte 2026-01-05 16:24:49

[ASAP] Distinguishing 4- vs 5-Hydroxy-N,N-Dimethyltryptamine (Psilocin vs Bufotenine) Using Hydrogen–Deuterium Back-Exchange

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00421

— Michael W. Christopher, Boone M. Prentice, and Timothy J. Garrett 2025-12-30 20:00:00

[ASAP] Spectral Cruncher: A Visualization Tool Integrating Manual Curation, Ion-Intensity Prediction, and De Novo Tag Generation

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00301

— Aline A. M. Martins, Blake L. Tsu, Hulyana Brum, Lucas Sales, Marlon Dias Mariano dos Santos, Juliana de Saldanha da Gama Fischer, Stephanie Almeida, Luisa Bulcao Vieira Coelho, Natalia Moreira, Alysson R. Muotri, and Paulo Costa Carvalho 2025-12-29 12:09:06

[ASAP] An Interlaboratory Comparison of High-Resolution Ion Mobility Collision Cross-Sections from Human Plasma

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00396

— Rachel A. Harris, Emanuel Zlibut, Allison R. Reardon, Kyle E. Lira, Jody C. May, Sarah M. Stow, David L. Williamson, Jennifer Krone, Komal Kedia, John A. McLean, and Frederick G. Strathmann 2025-12-29 13:00:01

[ASAP] Mass Spectrometric Exploration of Biclonal Gammopathy: Insights from a Diagnostic Laboratory

Journal of the American Society for Mass Spectrometry

DOI: 10.1021/jasms.5c00215

— Deepalakshmi D Putchen, Ankitha K Puthiyaveettil, Prajwal Ammalli, Champakalakshmi Adinarayana, and Sujay Ramaprasad 2025-09-15 19:40:10