Figure 2 .

: Nitric oxide synthase (NOS) activity in control (+/+) mice (n=7), mast cell deficient (W/W^V) mice (n=8), W/W^V mice pretreated with dexamethasone (DEX) (n=8), and W/W^V mice pretreated with aminoguanidine (AG) (n=6). *p<0.05, **p<0.001 relative to +/+, †p<0.05 relative to W/W^V.