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. 2004 Jan 14;555(Pt 3):793–804. doi: 10.1113/jphysiol.2003.058156

Table 2.

Arterial blood gas values in all groups in different conditions (mean ±s.e.m.)

		P_aO₂(mmHg)	P_aCO₂(mmHg)	pH
Group 1	Control	87.5 ± 1.8	39.8 ± 1.7	7.359 ± 0.012
	H	33.6 ± 1.0^†^†^†	29.2 ± 1.3^†^†^†	7.445 ± 0.030^†^†
	SNP	88.3 ± 2.5	39.4 ± 1.0	7.384 ± 0.012
	l-NAME	86.5 ± 2.3	38.8 ± 1.4	7.347 ± 0.021
	l-NAME + H	33.5 ± 0.8^^^*	31.4 ± 1.7^^	7.411 ± 0.028^^^*
	l-NAME + SNP	89.5 ± 2.7	36.7 ± 1.7	7.388 ± 0.023^*
Group 2	Control	48.7 ± 1.4	33.1 ± 1.0	7.427 ± 0.013
	l-NAME	53.0 ± 1.4	31.0 ± 2.4	7.434 ± 0.021
	l-NAME + SNP	56.6 ± 1.6^†	32.5 ± 1.1	7.425 ± 0.019
Group 3	Control	44.8 ± 1.3	31.9 ± 1.4	7.460 ± 0.015
	AG	51.2 ± 0.9^†^†	30.2 ± 0.8	7.429 ± 0.009
Group 4	Control	48.4 ± 1.8	32.6 ± 1.5	7.454 ± 0.013
	TRIM	52.2 ± 1.1^†	31.3 ± 2.2	7.446 ± 0.018

Abbreviations for conditions as in Table 1.

^†

Significant difference from Control values.

^*

Significant difference from pre-l-NAME. N rats breathing air; CH rats breathing 12% O₂.