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. Author manuscript; available in PMC: 2012 Nov 1.
Published in final edited form as: Magn Reson Med. 2011 May 31;66(5):1432–1444. doi: 10.1002/mrm.22852

Table 1.

Simulation parameters of a 3S2X model

Parameters description Value Units
Range of relaxation rate for protons’ of water in blood (R1b) 0.5 – 40 s−1
Range of relaxation rate for protons’ of water in extracellular space (R1e) 0.5 – 20 s−1
Range of relaxation rate for protons’ of water in intracellular space (R1i) 0.56 s−1
Range of rate of exchange for protons’ of water from blood to extracellular space (kbe) 0.5 – 10 s−1
Range of rate of exchange for protons’ of water from intra- to extracellular space (kie) 0.5 – 10 s−1
Blood water protons’ content fraction (ub) 0.02 – 0.05
Intracellular water protons’ content fraction (ui) 0.8
Range of blood to tissue CA transfer constant (Ktrans ) 0.01 – 0.0125 min−1
Sampling interexcitation times (τ) 50 ms
Tip angle used in LL experiment (θ) 18°
Longitudinal relaxivity of protons’ of water (ℜ ) 4.2 mM −1s−1