**Acknowledgements**

Analytical chemistry division at Mintek, Johannesburg, South Africa, supported this work. The Department of Science and Innovation (DSI) supported this work, South Africa, through the DSI/Mintek, Nanotechnology Innovation Centre (NIC). The authors wish to acknowledge NIPMO (The National Intellectual Property Management Office—South Africa).

*Application of Plasmonic Nanostructures in Molecular Diagnostics and Biosensor Technology… DOI: http://dx.doi.org/10.5772/intechopen.108319*
