Dissociation of biomolecules by an intense low-energy electron beam in a high sensitivity time-of-flight mass spectrometer T Baba, P Ryumin, E Duchoslav, K Chen, A Chelur, B Loyd, ... Journal of the American Society for Mass Spectrometry 32 (8), 1964-1975, 2021 | 107 | 2021 |
Self-assembly and anti-amyloid cytotoxicity activity of amyloid beta peptide derivatives V Castelletto, P Ryumin, R Cramer, IW Hamley, M Taylor, D Allsop, ... Scientific Reports 7 (1), 43637, 2017 | 64 | 2017 |
Investigation and optimization of parameters affecting the multiply charged ion yield in AP-MALDI MS P Ryumin, J Brown, M Morris, R Cramer Methods 104, 11-20, 2016 | 40 | 2016 |
Protein identification using a nanoUHPLC-AP-MALDI MS/MS workflow with CID of multiply charged proteolytic peptides P Ryumin, J Brown, M Morris, R Cramer International Journal of Mass Spectrometry 416, 20-28, 2017 | 26 | 2017 |
The composition of liquid atmospheric pressure matrix-assisted laser desorption/ionization matrices and its effect on ionization in mass spectrometry P Ryumin, R Cramer Analytica chimica acta 1013, 43-53, 2018 | 25 | 2018 |
Localization of Multiple O-Linked Glycans Exhibited in Isomeric Glycopeptides by Hot Electron Capture Dissociation T Baba, Z Zhang, S Liu, L Burton, P Ryumin, JCY Le Blanc Journal of Proteome Research 21 (10), 2462-2471, 2022 | 14 | 2022 |
Electron impact excitation of ions from organics on singly protonated peptides with and without post-translational modifications T Baba, K Rajabi, S Liu, P Ryumin, Z Zhang, K Pohl, J Causon, ... Journal of the American Society for Mass Spectrometry 33 (9), 1723-1732, 2022 | 12 | 2022 |
Production and analysis of multiply charged negative ions by liquid atmospheric pressure matrix‐assisted laser desorption/ionization mass spectrometry OJ Hale, P Ryumin, JM Brown, M Morris, R Cramer Rapid Communications in Mass Spectrometry 35, e8246, 2021 | 12 | 2021 |
Analysis of Sialic Acid Linkage in N-Linked Glycopeptides Using Liquid Chromatography–Electron-Activated Dissociation Time-of-Flight Mass Spectrometry S Liu, P Ryumin, J Albanese, Z Zhang, T Baba Analytical Chemistry 95 (19), 7458-7467, 2023 | 5 | 2023 |
A new electron activated dissociation (EAD) approach for comprehensive glycopeptide analysis of therapeutic proteins F Wang, J Albernese, Z Zhang, P Ryumin, T Baba, J Causon, K Pohl SCIEX: Tokyo, Japan, 2021 | 3 | 2021 |
Precursor accumulation in a single charge state in mass spectrometry T Baba, P Ryumin, I Chemushevich US Patent 11,908,672, 2024 | 2 | 2024 |
Efficient production of multiply charged MALDI ions P Ryumin, R Cramer Advances in MALDI and laser-induced soft ionization mass spectrometry, 37-47, 2016 | 1 | 2016 |
Electron-Based Fragmentation Method JL Campbell, L Bill, P Ryumin US Patent App. 18/569,781, 2025 | | 2025 |
Background reduction in top-down antibody analysis T Baba, P Ryumin US Patent 12,188,944, 2025 | | 2025 |
Space Charge Reduction in TOF-MS P Ryumin, NG Bloomfield, I Chernushevich US Patent App. 18/681,206, 2024 | | 2024 |
Reducing AC Effects on Ions Entering Ion Guide with Pulsing Auxiliary AC I Chernushevich, P Ryumin, T Baba US Patent App. 18/559,108, 2024 | | 2024 |
Acquisition strategy for top-down analysis with reduced background and peak overlapping P Ryumin, T Baba, NG Bloomfield US Patent 11,848,181, 2023 | | 2023 |
Charge state determination of a single ion detection event P Ryumin US Patent App. 17/925,186, 2023 | | 2023 |
Systems and methods for charge state assignment in mass spectrometry N Bloomfield, G Ivosev, P Ryumin US Patent App. 18/040,779, 2023 | | 2023 |
Systems and methods for charge state assignment in mass spectrometry N Bloomfield, G Ivosev, P Ryumin US Patent App. 18/040,774, 2023 | | 2023 |