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 ...

Choosing a blood collection tube that maintains sample integrity is crucial for researchers examining the plasma proteome.

The practice of drawing blood has changed very little over the decades. It looks about the same now as it did 50 years ago.

Techniques for blood collection from the rat include puncture of the heart, retro-orbital plexus, jugular vein, saphenous vein, tail blood vessels, carotid artery, abdominal aorta, and vena cava.

Recent advancements in circulating nucleic acids, including cf-DNA and cf-RNA, have improved diagnostics and monitoring ...

Unlike with a traditional blood draw, the patient does not see the needle go into the arm nor the tubes of blood. The process takes about two minutes and has a 95% success rate on the first attempt.