Figure 9:

Scheme of the biosensor based on a microstructured fiber with an FBG (A). Scheme of the assay based on the capture of the target genomic DNA by the immobilized PNA probe and the subsequent detection, thanks to the formation of a sandwich with another DNA probe fixed onto AuNPs (B).

Figures adapted with permission from Ref. [53]. Copyright (2015) Elsevier.

© De Gruyter