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Learn how to extract DNA for any of our tests


Step 1: Clip the Birds Toenail
Be sure to clean your nail clippers, as well as the birds toenail with an alcohol wipe, then clip the toenail as shown in the image. Be sure to clip just enough for blood to flow.
Step 2: Collect the Blood Sample
Place enough blood within the circle on the form and allow to dry for at least 1 hour.
For a more detailed step-by-step explanation, please watch our video above.
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