The closed, evacuated plastic tubes known as Norgen's cf-DNA/cf-RNA Preservative Tubes are used to collect and preserve circulating tumor DNA, cf-RNA, and circulating tumor cells in human whole ...

As a matter of fact, these test tubes are characterized by such features that make them extremely easy to use: for example ... such as the blood collection solutions and the serum separators ...

Knowledge of proper blood sampling techniques is essential ... Alternatively, microhematocrit capillary tubes can be used for sample collection. A 25-gauge needle can be used to puncture the ...

Researchers and clinicians often use blood to learn what's going on inside our bodies, in part because siphoning off a tube of blood ... Most clinical sample collection occurs near major research ...

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