Pages 445–458
doi: 10.1255/ejms.998 The effects of entrance fields on the performance of quadrupole mass
spectrometers A E. Banner
8 Cranmere Drive, Sale, Cheshire M33 4LB, UK. E-mail: aebanner@hotmail.co.uk
Pages 459–469
doi: 10.1255/ejms.1008 Unimolecular and collision-induced dissociation of singly-charged mono-
bromide silver clusters AgxBr+ (x = 2, 4, 6, 8, 10) Hirofumi Nagao,a,* Michisato Toyoda,b Shigeo
Hayakawa,c Kenichi Iwamoto,c Toshio Ichihara,b Kazuya Kawamurab and Kunio
Awazua
aDivision of Sustainable Energy and Environmental Engineering, Graduate School of Engineering, Osaka University, 2-1 Yamadaoka,
Suita, Osaka 565-0871, Japan. E-mail: nagao@mass.phys.sci.osaka-u.ac.jp
bDepartment of Physics, Graduate School of Science, Osaka University, 1-1
Machikaneyama, Toyonaka, Osaka 560-0043, Japan
cDepartment of Chemistry, Graduate School of Science, Osaka Prefecture University, 1-1 Gakuencho,
Nakaku, Sakai, Osaka 599-8531, Japan
Pages 471–478
doi: 10.1255/ejms.997 Collision-induced dissociation of imidazolium-based zwitterionic liquids Ilva Nakurte,* Peteris Mekss, Kristaps Klavins, Andris Zicmanis, Galina Vavilina and Svetlana Dubrovina
Faculty of Chemistry, University of Latvia, 48 Kr.
Valdemara Str., Riga LV-1013, Latvia. E-mail: ilva.nakurte@gmail.com
Pages 479–486
doi: 10.1255/ejms.1005 Formation of organometallic species, [M – H]+ ions
and radical cations upon mass spectrometric fragmentation of mercury—crown ether complexes Rafał Franski* and
Błażej Gierczyk
Faculty of Chemistry, Adam Mickiewicz University, Grunwałdzka 6, 60-780 Poznań, Poland. E-mail:
franski@main.amu.edu.pl
Pages 487–495
doi: 10.1255/ejms.1003 Mass spectrometry of metal complexes of bis-quinolizidine alkaloids:
electron ionization and fast atom bombardment mass spectral study of copper(II) (–)-sparteine and (–)-α-isosparteine complexes Beata
Jasiewicz* and Elżbieta Wyrzykiewicz
Faculty of Chemistry, Adam Mickiewicz University, Grunwałdzka 6, 60-780 Poznań, Poland. E-
mail: beatakoz@amu.edu.pl
Pages 497–506
doi: 10.1255/ejms.996 Differentiation of the isomeric o-(m- and p-)nitro-
(chloro- and bromo-)benzyl-2,4-(and 2,1-) disubstituted 2-thiocytosinium halides by electron impact ionisation and fast atom bombardment mass spectrometry Tomasz Pospieszny* and Elżbieta Wyrzykiewicz
Faculty of Chemistry, Adam Mickiewicz University, Grunwałdzka 6, 60-780 Poznań,
Poland. E-mail: tposp@amu.edu.pl
Pages 507–515
doi: 10.1255/ejms.1010 Doping control analysis of metamfepramone and two major metabolites
using liquid chromatography-tandem mass spectrometry Mario Thevis,a,* Gerd Sigmund,a Andreas Thomas,a Vassilios
Gougoulidis,a Grigory Rodchenkovb and Wilhelm Schänzera
aCenter for Preventive Doping
Research–Institute of Biochemistry, German Sport University Cologne, Am Sportpark Müngersdorf 6, 50933 Cologne, Germany. E-mail: thevis@dshs-
koeln.de
bMoscow Anti-Doping Center, Elizavetinsky per. 10, 105005 Moscow, Russia
Pages 517–529
doi: 10.1255/ejms.1000 Determination with matrix-assisted laser desorption/ionization tandem time-
of-flight mass spectrometry of the extensive disulfide bonding in tarantula venom peptide Psalmopeotoxin I Audrey Combes,a Soo Jin
Choi,a,b Cyril Pimentel,c Hervé Darbon,c Dietmar Waidelich,d Denis Mestiviere and Jean-Michel
Camadroa,*
aProtein Engineering and Metabolic Control, Molecular and Cellular Pathology Program, Jacques Monod Institute,
UMR7592,—CNRS—Université Paris Diderot, 15 rue Hélène Brion, 75205 Paris Cedex 13, France. E-mail:
camadro@ijm.jussieu.fr
bPresent address: Department of Food Science and Technology, Seoul Women’s University, Seoul 139-774, Republic of
Korea
cArchitecture et Fonction des Macromolécules Biologiques, UMR6098 CNRS - Universités d’Aix-Marseille I and II, Marseille,
France
dApplera Deutschland GmbH, Darmstadt, Germany
eModelling in Integrative Biology, Molecular and Cellular Pathology Program, Jacques
Monod Institute, UMR7592,—CNRS—Université Paris Diderot, Paris, France
Pages 531–539
doi: 10.1255/ejms.1006 Identification of the metabolites of ecabet bismuth in rat bile by liquid
chromatography-electrospray ionization-tandem mass spectrometry Yue Wu,a Jing Yang,a, Li Ding,a,* Guili
Xu,b,* Wenjuan Qian,a Changhong Yun,a and Jianchang Heb
a Department of Pharmaceutical Analysis,
China Pharmaceutical University, 24 Tongjiaxiang, Nanjing 210009, China. E-mail: dinglidl@hotmail.com
bKunming General Hospital affiliated to Chengdu Region
of PLA, Kunming 650032, China
Pages 541–553
doi: 10.1255/ejms.1009 High-throughput analysis of gangliosides in defined regions of fetal brain by
fully automated chip-based nanoelectrospray ionization multi-stage mass spectrometry Alina Serb,a,b Catalin Schiopu,a Corina
Flangea,a,b Željka Vukelić,c Eugen Sisu,b Leon Zagreand and Alina D.
Zamfir,a,e,*
aMass Spectrometry Laboratory, National Institute for Research and Development in Electrochemistry and Condensed Matter,
Plautius Andronescu Str. 1, RO-300224 Timisoara, Romania. E-mail: zamfir@uav.ro
bDepartment of Biochemistry, “Victor Babes” University of
Medicine and Pharmacy, Timisoara, Romania
cDepartment of Chemistry and Biochemistry, University of Zagreb Medical School, Zagreb,
Croatia
d“Carol Davila” University of Medicine and Pharmacy, Bucharest, Romania
eDepartment of Chemical and Biological
Sciences, “Aurel Vlaicu” University of Arad, Romania
Pages 555–561
doi: 10.1255/ejms.1007 Analysis of global DNA methylation levels in human blood using high-
performance liquid chromatography/tandem electrospray ionization mass spectrometry Huimin Ma,a,b Wenbing Zhang,a,* Junjie
Hu,a,b Zhiqiang Yu,a Yong Chen,a,b Qiong Luo,c Xiaoliu Shi,d Yingying Zhang,e Renfang
Song,a Zhen Zhou,a Guoying Shenga and Jiamo Fua
aState Key Laboratory of Organic Geochemistry,
Guangzhou Research Center of Mass Spectrometry, Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou 510640, China. E-mail:
zhwb@gig.ac.cn
bGraduate School of the Chinese Academy of Science, Beijing, China
cLicheng Hospital, Zengcheng District, 511300,
Zengcheng, China
dThe Second Xiangya Hospital of Central South University, No.139, Renmin Road, Changsha, Hunan, China
eSchool of
Engineering and Science, Jacobs University, Campus Ring 1, 28759, Bremen, Germany
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