RBR, Retinol Binding Protein
10 days
Immunologic
Accredited Laboratory Partner
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Transport protein for vitamin A. Marker of vitamin A status and renal function.
Serum or Plasma
1 mL
Red-top tube, gel-barrier tube, or green-top (heparin) tube
No special preparation is required for this test. You may eat, drink, and take your medications as normal, unless instructed otherwise by your healthcare provider.
This test does not require any special collection or pre-analytical handling. Follow routine specimen collection protocols.
| Temperature | Period |
|---|---|
| Room temperature | 14 days |
| Refrigerated | 14 days |
| Frozen | 14 days |