Table 2.

Effects of L-arg on ET-1, MDA, NO, and TNFα levels in lung homogenates.

Groups	n	ET-1 (pg/mL)	MDA (nmol/L)	NO (mmol/L)	TNFα(ng/mL)
SHAM	6	35.52±10.82a	16.62±2.28b	8.12±3.20	1.24±0.19
IR	7	50.83±22.05b	21.90±4.82b	4.97±0.05	1.07±0.17
IR+L-arg	6	13.81±7.84	10.73±1.99	4.98±0.82	0.91±0.33

^aP<0.05 vs IR+L-arg group;

^bP<0.01 vs IR+L-arg group.