Threshold vacuum testing setup. Jian Gu Alan Norquist Carla Brooks Mikhail Repin Sanjay Mukherjee Jerome Lacombe Jianing Yang David J. Brenner Sally Amundson Frederic Zenhausern 10.1371/journal.pone.0222951.g002 https://plos.figshare.com/articles/figure/Threshold_vacuum_testing_setup_/9990023 <p>(A) Image of a VacuStor tube and a capillary-needle assembly. The insert shows a 96-tube rack; (B) Schematics of VacuStor tube system before and immediately after transfer of all the blood.</p> 2019-10-16 17:26:30 fingerstick blood collector radiation countermeasures gas permeation theory container vacuum bag sealing reagent sample preprocessing capabilities sample collection bottleneck fingerstick blood self-collection device vacuum tube system Parylene barrier coating fingerstick collection experience self-collecting blood samples cytogenetic biodosimetry assays vacuum shelf life