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Table 1 (abstract P-227). Summary of transfection conditions

From: Abstracts from the 25th European Society for Animal Cell Technology Meeting: Cell Technologies for Innovative Therapies

Parameters Media screen for GFP transfection Optimize of GFP transfection Comparison of transfection method
Media type ProCHO5, Opti-MEM, CHOMACS CD, ProCHO4, UltraCHO, DMEM/F12 Opti-MEM + CHOMACS CD Opti-MEM + CHOMACS CD
Transfection volume (w/o or w media addition at 5 hpt*) 5 mL 12.5 + 12.5 mL 2.5 + 2.5 mL
Transfection protocol Insitu Insitu Conventional Insitu
Cells amount 10 x 106 62 x 106 10 x 106
pEGFP-N1 plasmid pDNA (μg) 6 37.5 5 6
Linear PEI 25 Kda (μg) 30 187.5 15 30
Scale Spin tube®50 bioreactor 25 mL-Shake flask Spin tube ®50 bioreactor
  1. *w/o= without and w= with
  2. Transfection efficiency was monitored at 48 hpt by fluorescence microscope and flow cytometer. Cell count and viability were determined by Cedex analyzer