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Plasma levels of angiotensin II in nonpregnant and pregnant rats fed a low-protein diet. CT: control; LP: low protein; NP: nonpregnant rats fed either CT or LP diet for 17 days; P: pregnant rats fed either CT or LP diet for 17 days. The error bar represents the mean ± SEM (n = 5-6 rats/diet group/day). ∗∗ P < 0.01; ∗∗∗ P < 0.001.
