1. Volume 82, Issue 12, Pages 1313-1320 (December 2012)
Sodium challenge does not support an acute gastrointestinal–renal natriuretic signaling axis in humans 
Richard A. Preston, David Afshartous, Leonard R. Forte, Rolando Rodco, Alberto B. Alonso, Dyal Garg, Leopoldo Raij 
Kidney International 
Volume 82, Issue 12, Pages (December 2012)
DOI: /ki
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2. Figure 1
Sodium excretion in response to an IV versus oral sodium load (Mean (s.e.m.)). IV, intravenous; cUnaV, cumulative urine sodium excretion; UnaV, urinary sodium excretion.
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3. Figure 2
Individual sodium excretion curves. (a) 30mmol Na diet. (b) 200mmol Na diet. IV, intravenous; cUnaV, cumulative sodium excretion rate.
Kidney International  , DOI: ( /ki )
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4. Figure 3 Aldosterone response to oral versus intravenous (IV) sodium.
Kidney International  , DOI: ( /ki )
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5. Figure 4
Serum prouroguanylin and proguanylin levels in response to acute intravenous (IV) versus oral sodium load. pro-GN, prohormone proguanylin; pro-UGN, propeptide prouroguanylin.
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6. Figure 5
Correlation of fall in prohormone proguanylin (pro-UGN) with Na excretion (high sodium period). cUnaV, cumulative sodium excretion rate; IV, intravenous; pro-UGN, propeptide prouroguanylin.
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7. Figure 6
Blood pressure (mmHg). DBP, diastolic blood pressure; IV, intravenous; SBP, systolic blood pressure.
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8. Figure 7 Creatinine clearance (ml/min). IV, intravenous.
Kidney International  , DOI: ( /ki )
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