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1

Gadolinium-based linear polymer with temperature-independent proton relaxivities: a unique interplay between the water exchange and rotational contributions

Éva Tóth, Ingrid van Uffelen, Lothar Helm, André E. Merbach, David Ladd, Karen Briley-Sæbø, Kenneth E. Kellar

Journal:

Magnetic Resonance in Chemistry

Year:

1998

Language:

english

File:

PDF, 301 KB

english, 1998

2

Water-Exchange Mechanism of Tetraaquapalladium(II). A Variable-Pressure and Variable-Temperature Oxygen-17 NMR Study

Lothar Helm, Lars I. Elding, André E. Merbach

Journal:

Helvetica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 404 KB

english, 1984

3

Structural and Dynamic Parameters Obtained from 17 O NMR, EPR, and NMRD Studies of Monomeric and Dimeric Gd 3+ Complexes of Interest in Magnetic Resonance Imaging: An Integrated and Theoretically Self-Consistent Approach 1

Powell, D. Hugh, Dhubhghaill, Orla M. Ni, Pubanz, Dirk, Helm, Lothar, Lebedev, Yakob S., Schlaepfer, Willi, Merbach, André E.

Journal:

Journal of the American Chemical Society

Year:

1996

Language:

english

File:

PDF, 324 KB

english, 1996

4

[IEEE 2006 IEEE/RSJ International Conference on Intelligent Robots and Systems - Beijing, China (2006.10.9-2006.10.15)] 2006 IEEE/RSJ International Conference on Intelligent Robots and Systems - Bowden Cable Actuator for Force-Feedback Exoskeletons

Schiele, Andre, Letier, Pierre, Der Linde, Richard, Der Helm, Frans

Year:

2006

Language:

english

File:

PDF, 6.90 MB

english, 2006

5

Water exchange on magnesium(II) in aqueous solution: a variable temperature and pressure 17O NMR study

Anne Bleuzen, Pierre-André Pittet, Lothar Helm, André E. Merbach

Journal:

Magnetic Resonance in Chemistry

Year:

1997

Language:

english

File:

PDF, 385 KB

english, 1997

6

Coordination equilibrium— a clue for fast water exchange on potential magnetic resonance imaging contrast agents?

Éva Tóth, Orla M. Ni Dhubhghaill, Ghislaine Besson, Lothar Helm, André E. Merbach

Journal:

Magnetic Resonance in Chemistry

Year:

1999

Language:

english

File:

PDF, 111 KB

english, 1999

7

17O-NMR, EPR and NMRD Characterization of [Gd(DTPA-BMEA)(H2O)]: A Neutral MRI Contrast Agent

Éva Tóth, Fabienne Connac, Lothar Helm, Kofi Adzamli, André E. Merbach

Journal:

European Journal of Inorganic Chemistry

Year:

1998

Language:

english

File:

PDF, 171 KB

english, 1998

8

Gd(DTPA-bisamide)alkyl Copolymers: A Hint for the Formation of MRI Contrast Agents with Very High Relaxivity

Éva Tóth, Lothar Helm, Kenneth E. Kellar, André E. Merbach

Journal:

Chemistry - A European Journal

Year:

1999

Language:

english

File:

PDF, 204 KB

english, 1999

9

Molecular Dynamics Simulations of MRI-Relevant GdIII Chelates: Direct Access to Outer-Sphere Relaxivity

Alain Borel, Lothar Helm, André E. Merbach

Journal:

Chemistry - A European Journal

Year:

2001

Language:

english

File:

PDF, 179 KB

english, 2001

10

Molecular Dynamics Simulation of [Gd(egta)(H2O)]− in Aqueous Solution: Internal Motions of the Poly(amino carboxylate) and Water Ligands, and Rotational Correlation Times

Fabrice Yerly, Kenneth I. Hardcastle, Lothar Helm, Silvio Aime, Mauro Botta, André E. Merbach

Journal:

Chemistry - A European Journal

Year:

2002

Language:

english

File:

PDF, 366 KB

english, 2002

11

Cover Picture

Fabrice Yerly, Kenneth I. Hardcastle, Lothar Helm, Silvio Aime, Mauro Botta, André E. Merbach

Journal:

Chemistry - A European Journal

Year:

2002

Language:

english

File:

PDF, 47 KB

english, 2002

12

Mechanisms of Water Exchange between Lanthanide(III) Aqua Ions [Ln(H2O)n]3+ and bulk water: A Molecular Dynamics Simulation Approach Including High-Pressure Effects

Thomas Kowall, François Foglia, Lothar Helm, Prof. André E. Merbach

Journal:

Chemistry - A European Journal

Year:

1996

Language:

english

File:

PDF, 1.55 MB

english, 1996

13

The Role of Water Exchange in Attaining Maximum Relaxivities for Dendrimeric MRI Contrast Agents

Éva Tóth, Dirk Pubanz, Sylvain Vauthey, Lothar Helm, André E. Merbach

Journal:

Chemistry - A European Journal

Year:

1996

Language:

english

File:

PDF, 955 KB

english, 1996

14

MD Simulations of Acyclic and Macrocyclic Gd3+-Based MRI Contrast Agents: Influence of the Internal Mobility on Water Proton Relaxivity

Fabrice Yerly, Alain Borel, Lothar Helm, André E. Merbach

Journal:

Chemistry - A European Journal

Year:

2003

Language:

english

File:

PDF, 988 KB

english, 2003

15

Unexpected Aggregation of Neutral, Xylene-Cored Dinuclear GdIII Chelates in Aqueous Solution

Jérôme Costa, Edina Balogh, Véronique Turcry, Raphaël Tripier, Michel Le Baccon, Françoise Chuburu, Henri Handel, Lothar Helm, Éva Tóth, André E. Merbach

Journal:

Chemistry - A European Journal

Year:

2006

Language:

english

File:

PDF, 227 KB

english, 2006

16

ChemInform Abstract: Applications of Advanced Experimental Techniques: High Pressure NMR and Computer Simulations

Lothar Helm, Andre E. Merbach

Journal:

Year:

2002

File:

PDF, 25 KB

2002

17

Molecular Dynamics of Gd(III) Complexes in Aqueous Solution by HF EPR

Alain Borel, Lothar Helm, Andre E. Merbach

Journal:

Year:

2005

File:

PDF, 8 KB

2005

18

Inorganic and Bioinorganic Solvent Exchange Mechanisms

Lothar Helm, Andre E. Merbach

Journal:

Year:

2005

File:

PDF, 8 KB

2005

19

In vivo MRI assessment of a novel GdIII-based contrast agent designed for high magnetic field applications

Paulo Loureiro de Sousa, João Bruno Livramento, Lothar Helm, André E. Merbach, William Même, Bich-Thuy Doan, Jean-Claude Beloeil, Maria I. M. Prata, Ana C. Santos, Carlos F. G. C. Geraldes, Éva Tóth

Journal:

Contrast Media & Molecular Imaging

Year:

2008

Language:

english

File:

PDF, 341 KB

english, 2008

20

H5EPTPACH2OH: Synthesis, Relaxometric Characterization and 1H NMR Spectroscopic Studies on the Solution Dynamics of Its LnIII Complexes

Susana Torres, José A. Martins, João P. André, Giovannia A. Pereira, Robert Kiraly, Ernö Brücher, Lothar Helm, Éva Tóth, Carlos F. G. C. Geraldes

Journal:

European Journal of Inorganic Chemistry

Year:

2007

Language:

english

File:

PDF, 897 KB

english, 2007

21

A Demonstrated Example of Competing D and Id Mechanisms for Dimethylformamide Exchange on the Octakis (dimethylformamide)-erbium (III) Ion

Dino L. Pisaniello, Lothar Helm, Donald Zbinden, André E. Merbach

Journal:

Helvetica Chimica Acta

Year:

1983

Language:

english

File:

PDF, 204 KB

english, 1983

22

Variable-Temperature and Variable-Pressure 17O-NMR Study of Water Exchange of Hexaaquaaluminium(III)

Deirdre Hugi-Cleary, Lothar Helm, André E. Merbach

Journal:

Helvetica Chimica Acta

Year:

1985

Language:

english

File:

PDF, 595 KB

english, 1985

23

Water Exchange on Hexaaquavanadium(III): a Variable-Temperature and Variable-Pressure 17O-NMR Study at 1.4 and 4.7 Tesla

Alain D. Hugi, Lothar Helm, André E. Merbach

Journal:

Helvetica Chimica Acta

Year:

1985

Language:

english

File:

PDF, 754 KB

english, 1985

24

Dimethylformamide-Exchange Mechanism on Some First-Row Divalent Transition-Metal Ions

Cédric Cossy, Lothar Helm, André E. Merbach

Journal:

Helvetica Chimica Acta

Year:

1987

Language:

english

File:

PDF, 557 KB

english, 1987

25

Intramolecular Dynamics of Five-coordinate iron Carbonyl Complexes with olefinic ligands as studied by variable-pressure 1H-NMR spectroscopy

Jacques Ioset, Lothar Helm, André Merbach, Raymond Roulet, Fabrizia Grepioni, Dario Braga

Journal:

Helvetica Chimica Acta

Year:

1988

Language:

english

File:

PDF, 507 KB

english, 1988

26

A Variable-Pressure 2D 1H-NMR Study of the Mechanism of Trimethyl Phosphate Intermolecular Exchange and cis/trains-Isomerisation of Tetrachlorobis(trimethyl phosphate)zirconium(IV)

Urban Frey, Lothar Helm, André E. Merbach

Journal:

Helvetica Chimica Acta

Year:

1990

Language:

english

File:

PDF, 255 KB

english, 1990

27

Quantitative Formation in Water of [Ru(CO)(H2O)5]2+ from Hexaaquaruthenium(II) and Carbon Monoxide

Gábor Laurenczy, Lothar Helm, Andreas Ludi, André E. Merbach

Journal:

Helvetica Chimica Acta

Year:

1991

Language:

english

File:

PDF, 119 KB

english, 1991

28

Multinuclear NMR Studies of Ligand-Exchange Reactions on Analogous Technetium(V) and Rhenium(V) Complexes. Relevance to nuclear medicine

Lothar Helm, Karen Deutsch, Edward A. Deutsch, André E. Merbach

Journal:

Helvetica Chimica Acta

Year:

1992

Language:

english

File:

PDF, 468 KB

english, 1992

29

Multiple-Frequency and Variable-Temperature EPR Study of Gadolinium(III) Complexes with Polyaminocarboxylates: Analysis and Comparison of the Magnetically Dilute Powder and the Frozen-Solution Spectra

Meriem Benmelouka, Johan Van Tol, Alain Borel, Saritha Nellutla, Marc Port, Lothar Helm, Louis-Claude Brunel, André E. Merbach

Journal:

Helvetica Chimica Acta

Year:

2009

Language:

english

File:

PDF, 287 KB

english, 2009

30

8S paramagnetic centres in molecular assemblies: possible effect of their proximity on the water proton relaxivity

Gaëlle M. Nicolle, Lothar Helm, André E. Merbach

Journal:

Magnetic Resonance in Chemistry

Year:

2003

Language:

english

File:

PDF, 216 KB

english, 2003

31

Water exchange on [Gd(H2O)8]3+ and [Gd(PDTA)(H2O)2]- in aqueous solution: A variable-pressure, -temperature and -magnetic field 17O NMR study

Károly Micskei, D. Hugh Powell, Lothar Helm, Ernö Brücher, André E. Merbach

Journal:

Magnetic Resonance in Chemistry

Year:

1993

Language:

english

File:

PDF, 956 KB

english, 1993

32

Richness of isomerism in labile octahedral Werner-type cobalt(II) complexes demonstrated by 19F NMR spectroscopy: structure and stability

Ghenadie Novitchi, Fabrice Riblet, Lothar Helm, Rosario Scopelliti, Aurélian Gulea, André E. Merbach

Journal:

Magnetic Resonance in Chemistry

Year:

2004

Language:

english

File:

PDF, 267 KB

english, 2004

33

Gd(III)-EPTPAC16, a new self-assembling potential liver MRI contrast agent: in vitro characterization and in vivo animal imaging studies

Suzana Torres, Maria I. M. Prata, Ana C. Santos, João P. André, José A. Martins, Lothar Helm, Éva Tóth, Maria L. García-Martín, Tiago B. Rodrigues, Pilar López-Larrubia, Sebastián Cerdán, Carlos F. G.

Journal:

NMR in Biomedicine

Year:

2008

Language:

english

File:

PDF, 478 KB

english, 2008

34

Kinetic studies on the first dihydrogen aquacomplex, [Ru(H2)(H2O)5]2+: Formation under H2 pressure and catalytic H/D isotope exchange in water

Pascal V. Grundler, Oleg V. Yazyev, Nicolas Aebischer, Lothar Helm, Gábor Laurenczy, André E. Merbach

Journal:

Inorganica Chimica Acta

Year:

2006

Language:

english

File:

PDF, 301 KB

english, 2006

35

RNA Sex

Andres Jäschke, Mark Helm

Journal:

Chemistry & Biology

Year:

2003

Language:

english

File:

PDF, 74 KB

english, 2003

36

Comparison of two intraosseous infusion systems for adult emergency medical use

Thorsten Brenner, Michael Bernhard, Matthias Helm, Sara Doll, Alfred Völkl, Nicole Ganion, Claudia Friedmann, Marcus Sikinger, Jürgen Knapp, Eike Martin, André Gries

Journal:

Year:

2008

Language:

english

File:

PDF, 328 KB

english, 2008

37

Intraosseous infusion systems in the prehospital setting

Thorsten Brenner, André Gries, Matthias Helm, Michael Bernhard

Journal:

Year:

2009

Language:

english

File:

PDF, 78 KB

english, 2009

38

The binding of dinitrogen to ruthenium(II) in aqueous solution

Gábor Laurenczy, Lothar Helm, André E. Merbach, Andreas Ludi

Journal:

Inorganica Chimica Acta

Year:

1991

Language:

english

File:

PDF, 228 KB

english, 1991

39

Structural elucidation of oligomeric aqua-molybdenum cations in solution by 17O NMR

David T. Richens, Lothar Helm, Pierre-Andre Pittet, Andre E. Merbach

Journal:

Inorganica Chimica Acta

Year:

1987

Language:

english

File:

PDF, 438 KB

english, 1987

40

Water exchange kinetics on lanthanide(III) ions: a variable temperature and pressure 17O NMR study

Cédric Cossy, Lothar Helm, Andre E. Merbach

Journal:

Inorganica Chimica Acta

Year:

1987

Language:

english

File:

PDF, 266 KB

english, 1987

41

Variable pressure NMR and spectrophotometric study of lanthanide solvation in DMF

Dino l. Pisaniello, Lothar Helm, Pierre Meier, André E. Merbach

Journal:

Inorganica Chimica Acta

Year:

1984

Language:

english

File:

PDF, 99 KB

english, 1984

42

Cyanide and chloride exchange on homoleptic gold(III) square-planar complexes: variable pressure kinetic investigation by heteronuclear NMR

Florence J. Monlien, Lothar Helm, Amira Abou-Hamdan, André E. Merbach

Journal:

Inorganica Chimica Acta

Year:

2002

Language:

english

File:

PDF, 256 KB

english, 2002

43

Physicochemical and MRI characterization of Gd3+-loaded polyamidoamine and hyperbranched dendrimers

Zoltán Jászberényi, Loïck Moriggi, Philipp Schmidt, Claudia Weidensteiner, Rainer Kneuer, André E. Merbach, Lothar Helm, Éva Tóth

Journal:

JBIC Journal of Biological Inorganic Chemistry

Year:

2007

Language:

english

File:

PDF, 571 KB

english, 2007

44

Direct assessment of water exchange on a Gd(III) chelate bound to a protein

É. Tóth, Fabienne Connac, Lothar Helm, Kofi Adzamli, André E. Merbach

Journal:

JBIC Journal of Biological Inorganic Chemistry

Year:

1998

Language:

english

File:

PDF, 122 KB

english, 1998

45

High-Level Expression of Recombinant IgG in the Human Cell Line PER.C6

David Jones, Nathalie Kroos, Regina Anema, Bart Van Montfort, Andre Vooys, Sven van der Kraats, Esmeralda van der Helm, Shirley Smits, Jan Schouten, Kirsten Brouwer, Fija Lagerwerf, Patrick Van Berkel

Journal:

Biotechnology Progress

Year:

2003

Language:

english

File:

PDF, 117 KB

english, 2003

46

Mechanism of Pyridine−Ligand Exchanges at the Different Labile Sites of 3d Heterometallic and Mixed Valence μ3-oxo Trinuclear Clusters

Novitchi, Ghenadie, Riblet, Fabrice, Scopelliti, Rosario, Helm, Lothar, Gulea, Aurelian, Merbach, André E.

Journal:

Inorganic Chemistry

Year:

2008

Language:

english

File:

PDF, 1.58 MB

english, 2008

47

The effect of pyridinecarboxylate chelating groups on the stability and electronic relaxation of gadolinium complexes

Chatterton, Nicholas, Gateau, Christelle, Mazzanti, Marinella, P�caut, Jacques, Borel, Alain, Helm, Lothar, Merbach, Andr�

Journal:

Dalton Transactions

Year:

2005

Language:

english

File:

PDF, 243 KB

english, 2005

48

Preface

Helm, Frans C. T., Tavares da Silva, Miguel, Flores, Paulo, Kecskeméthy, Andrés

Journal:

Multibody System Dynamics

Year:

2012

Language:

english

File:

PDF, 135 KB

english, 2012

49

Surgical approach in difficult airway management

Matthias Helm, Andre Gries, Till Mutzbauer

Journal:

Best Practice & Research Clinical Anaesthesiology

Year:

2005

Language:

english

File:

PDF, 489 KB

english, 2005

50

Dynamic gene expression of GH/PRL-family hormone receptors in gill and kidney during freshwater-acclimation of Mozambique tilapia

Jason P. Breves, Andre P. Seale, Ryan E. Helms, Christian K. Tipsmark, Tetsuya Hirano, E. Gordon Grau

Journal:

Comparative Biochemistry and Physiology Part A: Molecular & Integrative Physiology

Year:

2011

Language:

english

File:

PDF, 662 KB

english, 2011

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