Supervisory authorities

CNRS

Search




Home > Directory > CSOB

COLE Richard
Professeur

Sorbonne Université,
4 Place Jussieu, 75252 Paris cedex 5

Couloir 42-43 4ème étage
Team CSOB

Tel:33(0)1 44 27 32 63
Fax:33(0)1 44 27 38 43

mail:



Research interests

  • Fundamentals of Electrospray and MALDI
  • Anion attachment mass spectrometry
  • Charge State Distributions in Electrospray and MALDI
  • Probing non-covalent interactions using mass spectrometry
  • Electrospray-NEMS interfacing
  • Metabolomics
  • Gas-phase reactivity

Current research:

  • Regioselective anion attachment for steroids analysis.
  • A new "Best Match" model for multiply charged adduct formation in electrospray
  • Metabolism of "glyceollins."
  • Discovery of new matrices for MALDI.

Recent results:


Figure 1a-c. Evidence of regioselective anion attachment shown in blow-ups of negative mode electrospray CID product ion mass spectra showing m/z 315–322 (region of deprotonated molecules) from precursor adducts of d4-pregnenolone:
(a) acetate adduct at m/z 379;
(b) bicarbonate adduct at m/z 381;
(c) fluoride adduct at m/z 339.
(d)Negative mode ESI-MS/MS product ion mass spectrum of fluoride adduct precursor (m/z 335) of pregnenolone.

Scientific career:

  • Professeur Des Universités, Université Pierre et Marie Curie, 2011- present
  • Chancellor’s Research Professor, University of New Orleans 2011
  • University Research Professor, University of New Orleans 2002 – 2011
  • Professor of Chemistry, University of New Orleans 1997 - 2002
  • Associate Professor, University of New Orleans 1993 - 1997
  • Assistant Professor, University of New Orleans 1989 - 1993
  • Post-Doctoral Research Associate, Université Paris (VI), France 9/86 - 9/87
  • Ph.D., University of North Carolina at Chapel Hill, 8/86 (Analytical Chemistry)
  • M.S., University of Illinois at Champaign/Urbana, 8/82 (Analytical Chemistry)
  • B.A., Grinnell College, Grinnell, IA, 5/78 Chemistry
  • B.A., Grinnell College, Grinnell, IA, 5/78 French

Selected publications:

- Q. Dumont, M. Barcenas, H. Dossmann, I. Bailloux, C. Buisson, N. Mechin, A. Molina, F. Lasne, N. S. Rannulu, R. B. Cole, "Improved Steroids Detection and Evidence for Their Regiospecific Decompositions Using Anion Attachment Mass Spectrometry" Analytical Chemistry (2016) 88: 3585-3591.

- J. Shraberg, S. W. Rick, N. Rannulu, R. B. Cole "A study of procyanidin binding to Histatin 5 using Electrospray Ionization Tandem Mass Spectrometry (ESI-MS/MS) and molecular simulations" Physical Chemistry Chemical Physics (2015) 17: 12247-12258.

- B. P. Pozniak, R. B. Cole, Critical Insight "Perspective on Electrospray Ionization and its Relation to Electrochemistry" J. Am. Soc. Mass Spectrom., (2015) 26: 369-385.

- S. S. Quadri, R. E. Stratford, S. M. Boue, R. B. Cole "Identification of Glyceollin Metabolites Derived from Conjugation with Glutathione and Glucuronic Acid in Male ZDSD Rats by Online Liquid Chromatography-Electrospray Ionization Tandem Mass Spectrometry", Journal of Agricultural and Food Chemistry (2014) 62: 2692-2700.

- X. Liu, R. B. Cole "“Best Match” Model and Effect of Na+/H+ Exchange on Anion Attachment to Peptides and Stability of Formed Adducts in Negative Ion Electrospray Mass Spectrometry" J. Am. Soc. Mass Spectrom., (2014) 25: 204-213.

- N. Rannulu, R. B. Cole “Novel Fragmentation Pathways of Anionic Adducts of Steroids Formed by Electrospray Anion Attachment Involving Regioselective Attachment, Regiospecific Decompositions, Charge-Induced Pathways and Ion-Dipole Complex Intermediates” J. Am. Soc. Mass Spectrom. (2012) 23: 1558-1568.