Storage: 2-8°C. Do not freeze.
Shipment: Room temperature for two-day delivery.
For transfusion patients: Wait at least two weeks after a packed cell or platelet transfusion and at least four weeks after a whole blood transfusion prior to blood draw
For chemotherapy patients: DNA quality may be affected if patient has received chemotherapy within the last 120 days. Clients will be contacted to provide additional specimen if DNA quality is insufficient.