Research Article
In Vitro Selection of a Single-Stranded DNA Molecular Recognition Element against Clostridium difficile Toxin B and Sensitive Detection in Human Fecal Matter
Figure 6
Affinity measurements of R12.69. A representative SPR affinity saturation curve of R12.69 with 1 : 1 binding fit. The averaged equilibrium dissociation constant and standard error of three SPR measurements is nM.