Table 3.

Mean spin-lattice and spin-spin relaxation times for the considered tissues at 1.5 T and 3 T.

Tissue	1.5T		3T
	T1	T2	T1	T2
liver	576	46	818	42
skeletal muscle	1,008	44	1,412	50
heart	1,030	40	1,471	47
kidney	690	55	1,194	56
cartilage	1,038	44	1,156	43
white matter	884	72	1,084	69
gray matter	1,124	95	1,820	99
optic nerve	815	77	1,083	78
spinal cord	745	74	993	78
blood	1,441	290	1,932	275