11 days
The ThermoFisher/BRAHMS KRYPTOR® assay employs Time-Resolved Amplified CryptateEmission (TRACE) technology based on a non-radioactive energy transfer between a donor(europium cryptate) and an acceptor (XL665) in a sandwich immunofluorescent format using twomouse monoclonal antibodies.
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Used to monitor neuron-specific enolase over time. Common in cancer or neurologic monitoring.
Serum
0.5 mL
Red-top tube or gel-barrier 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 | 7 days |
| Refrigerated | 7 days |
| Frozen | 14 days |
| Freeze/thaw cycles | Stable x3 |