Darren Gass

Presentations:

Oral Presentations:

1. “Electron Transfer Higher-Energy Collisional Dissociation (EThcD) Can Distinguish Metal-Adducted Oligosaccharide Isomers” Coffee Hour Talk; Baylor University; April 5, 2024.

2. “Intermolecular Proton Transfer during Ion/Ion Reactions between Metal-Adducted Carbohydrates and Fluoranthene” Coffee Hour Talk; Baylor University; November 11, 2022.

3. “In Intermolecular Hydrogen Transfer during Ion/Ion Reactions between Metal-Adducted Carbohydrates and Fluoranthene” Gass, D.T.; Kim, J.; Gallagher, E.S., 69th ASMS Conference on Mass Spectrometry and Allied Topics, Philadelphia, Pennsylvania, October 31 - November 4, 2021.

Poster Presentations:

1. "Utilizing Co2+ and Electron-Transfer Higher-Energy Collisional Dissociation to Distinguish Isomeric, Sialylated Human-Milk Oligosaccharides" Wilson, H.T.; Gass, D.T.; Gallagher, E.S., 80th Southwest Regional Meeting of the American Chemical Society; Waco, Texas; October 20-23, 2024.

2. “Distinguishing Co2+- Adducted Anomeric Carbohydrate Isomers with HCD, ETD, and EThcD” Pritchard, A.; Gass, D.T.; Gallagher, E.S., 72nd ASMS Conference on Mass Spectrometry and Allied Topics; Anaheim, California; June 2-6, 2024.

3. “EThcD Can Distinguish Five Co2+- Adducted Linkage and Branching Pentasaccharide Isomers” Gass, D.T.; Pritchard, A.; Gallagher, E.S., 72nd ASMS Conference on Mass Spectrometry and Allied Topics; Anaheim, California, June 2-6, 2024.

4. “Secondary Proton Transfer during Ion/Ion Reactions between Metal-Adducted Peptides and Fluoranthene” Gass, D.T.; Bannon, M.G.; Cordes, M.S.; Alberti, S.N.; Gallagher, E.S., 71st ASMS Conference on Mass Spectrometry and Allied Topics; Houston, Texas; June 4-8, 2023.

5. “HCD, ETD, and EThcD Fragmentation Spectra of Co 2+-Adducted Human Milk Oligosaccharides Distinguish Linkage Isomers” Alberti, S.N.; Gass, D.T.; Gallagher, E.S., 71st ASMS Conference on Mass Spectrometry and Allied Topics; Houston, Texas; June 4-8, 2023.

6. “Differences in the Stability of Metal-Carbohydrate Adducts Affect the Collisionally Dissociated Fragments Detected in Ion-Ion Reaction Spectra” Gass, D.T.; Cordes, M.S.; Alberti, S.N.; Gallagher, E.S., 70th ASMS Conference on Mass Spectrometry and Allied Topics; Minneapolis, Minnesota; June 5-9, 2022.

7. “Characterization of Carbohydrate Ionization Efficiencies in Electrospray as a Function of the Adducted Metal Ion” Cordes, M.S.; Gass, D.T.; Gallagher, E.S., 70th ASMS Conference on Mass Spectrometry and Allied Topics; Minneapolis, Minnesota; June 5-9, 2022.

8. “In Hydrogen/Deuterium Exchange-MS/MS of Carbohydrate-Metal Adducts to Track Structural Changes Based on Metal-Adduction” Kim, J.; Gass, D.T.; Gallagher, E.S., 68th ASMS Conference on Mass Spectrometry and Allied Topics; Virtual Conference; June 1-20, 2020.

Publications:

1. Gass, D.T.; Quintero, A.V.; Hatvany, J.B.; Gallagher, E.S. Metal adduction in mass spectrometric analyses of carbohydrates and glycoconjugates. Mass Spectrom. Rev. 2024, 43 (1), 615-659. DOI: 10.1002/mas.21801

2. Gass, D.T.; Cordes, M.S.; Alberti, S.N.; Kim, H.J.; Gallagher, E.S. Evidence of H/D Exchange within Metal-Adducted Carbohydrates after Ion/Ion-Dissociation Reactions. J. Am. Chem. Soc. 2023, 145 (44), 23972-23985. DOI: 10.1021/jacs.3c05793

3. Calixte, E.I.; Liyanage, O.T.; Gass, D.T.; Gallagher, E. S. Formation of Carbohydrate-Metal Adducts from Solvent Mixtures during Electrospray: A Molecular Dynamics and ESI-MS Study. J. Am. Soc. Mass Spectrom. 2021, 32 (12), 2738-2745. DOI: 10.1021/jasms.1c00179

Organizations:

American Society of Mass Spectrometry

Awards:

2024 Baylor Department of Chemistry and Biochemistry Graduate Research Productivity Award

2021-2024 Baylor University Travel Award