The Leeds Teaching Hospitals NHS Trust

Retinol binding protein (RBP)

Retinol binding protein (RBP)

A small plasma protein. In the serum, RBP is complexed with transthyretin which preserves it from renal filtration. Uncomplexed RBP is readily filtered by the glomerulus and absorbed by the proximal tubule.

Tube 01 (SE) - Serum Gel
ID Tests&Tubes0240
Additional Information Indications for measuring: Assessment of nutritional status (serum), indicator of hepatic synthesis in acute liver disease (serum), diagnosis & management of renal tubular disorders (urine).
Turn Around Turnaround time stated by Sheffield PRU: 1 week
Send to Blood Sciences LGI
(Test referred to: the Protein Reference Unit (PRU))
Sheffield
Contact For further details please contact Leeds Pathology customer services: leedsth-tr.pathologycustomerservice@nhs.net.
Collection Con Minimum Volume: 2 mL serum (0.5 mL actually enough) 20 mL urine.
Instructions to lab: Centrifuge sample, separate serum and store in fridge until dispatch. RBP may also be measured in urine.
Sample REQ Blood
Ref. Range Notes Serum: 20-40 mg/L. Urine: < 15 mg/L
Units mg/L
Telepath LGI superset LRBP. SJUH superset JRBP.