Chen X - Search Results

1

Peptide cation-radicals. A computational study of the competition between peptide N-Calpha bond cleavage and loss of the side chain in the [GlyPhe-NH2 + 2H]+. cation-radical.

Turecek F, Syrstad EA, Seymour JL, Chen X, Yao C. Turecek F, et al. Among authors: chen x. J Mass Spectrom. 2003 Oct;38(10):1093-104. doi: 10.1002/jms.527. J Mass Spectrom. 2003. PMID: 14595859

2

Modeling deoxyribose radicals by neutralization-reionization mass spectrometry. Part 1. Preparation, dissociations, and energetics of 2-hydroxyoxolan-2-yl radical, neutral isomers, and cations.

Vivekananda S, Sadílek M, Chen X, Turecek F. Vivekananda S, et al. Among authors: chen x. J Am Soc Mass Spectrom. 2004 Jul;15(7):1055-67. doi: 10.1016/j.jasms.2004.03.017. J Am Soc Mass Spectrom. 2004. PMID: 15234364 Free article.

3

Modeling deoxyribose radicals by neutralization-reionization mass spectrometry. Part 2. Preparation, dissociations, and energetics of 3-hydroxyoxolan-3-yl radical and cation.

Vivekananda S, Sadílek M, Chen X, Adams LE, Turecek F. Vivekananda S, et al. Among authors: chen x. J Am Soc Mass Spectrom. 2004 Jul;15(7):1068-79. doi: 10.1016/j.jasms.2004.04.004. J Am Soc Mass Spectrom. 2004. PMID: 15234365 Free article.

4

Electron-rich radicals by neutralizationreionization mass spectrometry. Generation, dissociations and energetics of the hydrogen atom adduct to acetamide.

Tam F, Syrstad EA, Chen X, Turecek F. Tam F, et al. Among authors: chen x. Eur J Mass Spectrom (Chichester). 2004;10(6):869-80. doi: 10.1255/ejms.680. Eur J Mass Spectrom (Chichester). 2004. PMID: 15775047

5

Protonated adenine: tautomers, solvated clusters, and dissociation mechanisms.

Turecek F, Chen X. Turecek F, et al. Among authors: chen x. J Am Soc Mass Spectrom. 2005 Oct;16(10):1713-26. doi: 10.1016/j.jasms.2005.06.010. J Am Soc Mass Spectrom. 2005. PMID: 16099164 Free article.

6

Simple b ions have cyclic oxazolone structures. A neutralization-reionization mass spectrometric and computational study of oxazolone radicals.

Chen X, Turecek F. Chen X, et al. J Am Soc Mass Spectrom. 2005 Dec;16(12):1941-56. doi: 10.1016/j.jasms.2005.07.023. Epub 2005 Oct 28. J Am Soc Mass Spectrom. 2005. PMID: 16257532 Free article.

7

Adenine radicals in the gas phase: an experimental and computational study of hydrogen atom adducts to adenine.

Chen X, Syrstad EA, Nguyen MT, Gerbaux P, Turecek F. Chen X, et al. J Phys Chem A. 2005 Sep 15;109(36):8121-32. doi: 10.1021/jp0529725. J Phys Chem A. 2005. PMID: 16834198

8

The arginine anomaly: arginine radicals are poor hydrogen atom donors in electron transfer induced dissociations.

Chen X, Turecek F. Chen X, et al. J Am Chem Soc. 2006 Sep 27;128(38):12520-30. doi: 10.1021/ja063676o. J Am Chem Soc. 2006. PMID: 16984203

9

Where does the electron go? Electron distribution and reactivity of peptide cation radicals formed by electron transfer in the gas phase.

Turecek F, Chen X, Hao C. Turecek F, et al. Among authors: chen x. J Am Chem Soc. 2008 Jul 9;130(27):8818-33. doi: 10.1021/ja8019005. J Am Chem Soc. 2008. PMID: 18597436

10

Experimental evidence for an inverse hydrogen migration in arginine radicals.

Hayakawa S, Matsubara H, Panja S, Hvelplund P, Nielsen SB, Chen X, Turecek F. Hayakawa S, et al. Among authors: chen x. J Am Chem Soc. 2008 Jun 18;130(24):7645-54. doi: 10.1021/ja800207x. Epub 2008 May 15. J Am Chem Soc. 2008. PMID: 18479138

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