Sodium plays an important role in the absorption of intravesical fluid

ConclusionsThe presence of sodium is important for the absorption of intravesical fluid through aquaporin ‐2 in the urinary bladders of rats. Claudin‐3 and ‐6 may be associated with the transport of sodium through the bladder urothelium.
Source: LUTS: Lower Urinary Tract Symptoms - Category: Urology & Nephrology Authors: Tags: ORIGINAL ARTICLE Source Type: research