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. 2015 Nov 25;5:16788. doi: 10.1038/srep16788

Figure 1. Flow cytometry showing progressive enrichment in binding sequences for the positive cell line (a), while the enrichment towards the negative cell line (b) was reduced by round 17.

Figure 1

Binding affinity of the aptamers (250 nM) for PL45 cells at 4 °C (c) and 37 °C (d).