2019
DOI: 10.1007/s40291-019-00442-w
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Specialized Blood Collection Tubes for Liquid Biopsy: Improving the Pre-analytical Conditions

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Cited by 28 publications
(23 citation statements)
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“…For example, Roche tubes are not desirable in experiments that require larger amounts of DNA, as we have observed a decrease in cfDNA concentration over time. In studies where both cfRNA and cfDNA are being investigated, a preservation tube with the best overall performance should be selected [ 30 ]. For example, DNA Streck tubes are incompatible with the analysis of extracellular RNA [ 31 ].…”
Section: Discussionmentioning
confidence: 99%
“…For example, Roche tubes are not desirable in experiments that require larger amounts of DNA, as we have observed a decrease in cfDNA concentration over time. In studies where both cfRNA and cfDNA are being investigated, a preservation tube with the best overall performance should be selected [ 30 ]. For example, DNA Streck tubes are incompatible with the analysis of extracellular RNA [ 31 ].…”
Section: Discussionmentioning
confidence: 99%
“…Thus EDTA tubes require expedient sample processing within 6 hours, compared with ≥48 hours with cell-stabilizing tubes. 50,51 Comprehensive data do not exist to inform performing draws from other sites (eg, from ports, arteries, or central veins) or other specimen handling variables (eg, tube inversions, draw order, or fill levels).…”
Section: Preanalytical Variablesmentioning
confidence: 99%
“…Cell‐stabilizing tubes contain reagents that stabilize cell membranes, decreasing cell lysis and release of cellular genomic DNA from leukocytes and other cells into plasma. Thus EDTA tubes require expedient sample processing within 6 hours, compared with ≥48 hours with cell‐stabilizing tubes 50,51 . Comprehensive data do not exist to inform performing draws from other sites (eg, from ports, arteries, or central veins) or other specimen handling variables (eg, tube inversions, draw order, or fill levels).…”
Section: Summary Of the 2018 American Society Of Clinical Oncology/comentioning
confidence: 99%
“…In this context, different options can be considered: (i) increasing the volume of the blood sample taken from the patient to obtain a higher quantity of nucleic acid after extraction. However, it does not seem possible to get more than 20 mL from patients with metastatic lung cancer (the average volume is 10 mL of blood in daily practice); (ii) optimize the pre-analytical steps by using an efficient buffer that limits degradation of leucocytes and thus the release of germinal DNA from these cells into the blood; (iii) reduce as much as possible the time between blood puncture and the centrifugation steps and (iv) use some new reagents that increase nucleic acid extraction from plasma and thus optimize the ratio between the available plasmatic volume and the amount of extracted nucleic acid [ 111 , 112 , 113 , 114 , 115 , 116 , 117 , 118 , 119 , 120 , 121 ].…”
Section: Ngs With Blood At Diagnosis Of Advanced Non-small Cell Lung Carcinoma: How To Optimize?mentioning
confidence: 99%