Research Article

Accelerated 19F·MRI Detection of Matrix Metalloproteinase-2/-9 through Responsive Deactivation of Paramagnetic Relaxation Enhancement

Table 1

kcat/KM for both probes under all conditions.

ProbeSolventTemp (K)kcat/KM (M−1·s−1)

MMP-2/-9H2O310726
MMP-2/-9H2O298267
MMP-2/-9D2O29856.5
GenericH2O31075.9
GenericH2O298207
GenericD2O298108

H2O as a solvent denotes v/v 9 : 1 H2O/D2O.