Table 1. Mean squared errors for each metabolic flux expressed in (mmol/g-DW h)².

U251	PRIME	pyTARG
Lactate production	3.14	0.045
Glucose consumption	2.30	0.0195
Glutamine consumption	0.0069	0.0030
MCF7
Lactate production	5.14	0.0001
Glucose consumption	2.82	0.0164
Glutamine consumption	0.0031	0.0015
A549
Lactate production	4.04	0.0052
Glucose consumption	2.60	0.0171
Glutamine consumption	0.0055	0.0018