DNA Testing for Healthcare Professionals - Specimen Requirements
Description
The types of specimen which are generally utilized for DNA paternity testing are listed in the table below:
| Specimen Type | Volume | Container | Shipping / Storage | Other |
|---|---|---|---|---|
| Peripheral Blood | 2-5 ml | EDTA (lavender top) Vacutainer | Refrigerate or room temperature | None |
| Umbilical Cord Blood | 2-3 ml | EDTA (lavender top) Vacutainer | Refrigerate or room temperature | None |
| Buccal Cells | 3 swabs | Cotton or Dacron Swabs | Room temperature | None |
| Chorionic Villus Sample (CVS) | 25-50 mg (wet) | Sterile, sealed centrifuge tube with screw cap | Room temperature, fill with culture medium, seal with parafilm | 2 T-25 flasks of cultured cells |
| Amniotic Fluid Sample | 10 ml | Sterile, sealed centrifuge tube with screw cap | Room temperature, seal with parafilm | 2 T-25 flasks of cultured cells |