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Dendrimeric Gd(III) complex of a monophosphinated DOTA analogue: optimizing relaxivity by reducing internal motion
Jakub Rudovsky1, Petr Hermann, Mauro Botta
1Department of Inorganic Chemistry, Universita Karlova, Hlavova 2030, 128 40, Prague 2, Czech Republic. petrh@natur.cuni.cz
Abstract:
A marked increase of relaxivity has been observed upon rigidifying the internal frame of Gd-containing PAMAM dendrimers: the effect has been attained by either protonation of the dendrimer or by forming supramolecular adducts with cationic polyaminoacids.
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