Serum (A), kidney outer medulla (OM) homogenate (B), and urine (C–F) were collected from male and female, parental SS (SS/JrHSDMcwi) rats maintained on either a low-salt or high-salt diet for 3 wk and CD14 (cluster of differentiation 14) protein measured by ELISA. Alb indicates Albumin; and Creat, Creatinine. n=6 to 20. *P<0.05, **P<0.01, ***P<0.001 vs low salt.