• antibodies
  • In addition, the exosomes exhibited a size distribution comparable with that of standard samples prepared by ultracentrifugation ( Figure 1B ), and they had the common exosome surface marker CD81 [17, as confirmed by anti-human CD81 antibodies and electron microscopy ( Figure 1C ). (thermofisher.com)
  • Heterogeneity in the validity and reproducibility of results using commercial antibodies against endothelial surface markers corresponded to a substantial burden on laboratory time, labor, and scientific budget. (pvrinstitute.org)
  • samples
  • In this study, the immunomagnetic method for CRC was validated in model experiments and applied to fresh BM samples obtained from 275 CRC patients undergoing primary surgery. (aacrjournals.org)
  • Methods and ResultsIn 2014, bimonthly surface water samples were collected from inlets, exposed to runoff and septic seepage, and coastal sites, exposed to ocean. (usda.gov)