Table 1. NO synthesis of WT MAEC and MAEC MT^-/-.

	WT MAEC, μM nitrite	MAEC MT-/-, μM nitrite
Resting	0.8 ± 0.3	0.6 ± 0.2
Activated	13.0 ± 2.0	10.2 ± 1.1
Activated + l-NIO	2.3 ± 0.3	2.1 ± 0.2