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. 2007 Oct 21:(39):4044-6.
doi: 10.1039/b711989e. Epub 2007 Sep 14.

An esterase-activated magnetic resonance contrast agent

Marco Giardiello  1 , Mark P Lowe, Mauro Botta
Affiliations

An esterase-activated magnetic resonance contrast agent

Marco Giardiello et al. Chem Commun (Camb). .

Abstract

A Gd(III) complex bearing pendant acetoxymethyl esters is activated on exposure to porcine liver esterase; the 84% increase in relaxivity is a result of suppression of HCO(3)(-)/CO(3)(2-) binding by the resulting negative charge.

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