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QuantiFERON-TB Gold In-Tube

Applications and Keys to Accurate Performance


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Blood Collection, cont.

Slide 22

November 2009

The second step in the process is mixing the blood collection set. Unlike most phlebotomy draws, the goal with the QuantiFERON In-Tube collection set is to mix the tubes by shaking vigorously for 5 seconds, or about 10 times. This allows the blood to resuspend the antigens that are dried on the side of the tubes.

Blood Collection, cont.


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