Table 2.

Physiological parameters of PT-GS-KO mice on 20 vs. 6% protein diet

Parameter	20% Protein Diet	6% Protein Diet	P Value
Mean daily body wt, g/day	35.3 ± 1.1 (5)	36.1 ± 0.8 (6)	NS
Mean daily food intake, g/day	5.6 ± 0.2 (5)	6.0 ± 0.3 (6)	NS
Serum Na+, mmol/l	146.9 ± 1.6 (5)	143.7 ± 1.6 (6)	NS
Serum K+, mmol/l	4.56 ± 0.24 (5)	4.56 ± 0.34 (6)	NS
Serum $\mathrm{H}\mathrm{C}{\mathrm{O}}_{\mathrm{3}}^{\mathrm{-}}$, mmol/l	19.3 ± 0.5 (4)	20.0 ± 0.5 (6)	NS
Blood urea nitrogen, mg/dl	31.4 ± 5.7 (5)	18.5 ± 2.2 (6)	<0.05

Values are means ± SE; nos. in parentheses are no. of animals in each group. NS, not significant.