Sentences with phrase «concentrated cell culture supernatants»
Not exact matches
Cell debris was removed from culture supernatant by centrifugation at 12,500 g for 45 min at 4 °C, and the virus particles were concentrated by ultracentrifugation at 45,000 r.p.m in a BECKMAN 70Ti rotor for 3 hrs.
http://journals.plos.org/
The cell culture supernatant was collected and concentrated if necessary, and then 100 μL aliquots were used for detection with ELISA kit (PBL Biomedical Laboratories) following the protocol of the manufacturer.