Recent developments in plasmonic nanostructures for metal enhanced fluorescence-based biosensing

MA Badshah, NY Koh, AW Zia, N Abbas, Z Zahra… - Nanomaterials, 2020 - mdpi.com
Metal-enhanced fluorescence (MEF) is a unique phenomenon of surface plasmons, where
light interacts with the metallic nanostructures and produces electromagnetic fields to …

DNA origami route for nanophotonics

A Kuzyk, R Jungmann, GP Acuna, N Liu - ACS photonics, 2018 - ACS Publications
The specificity and simplicity of the Watson–Crick base pair interactions make DNA one of
the most versatile construction materials for creating nanoscale structures and devices …

Localized DNA hybridization chain reactions on DNA origami

H Bui, S Shah, R Mokhtar, T Song, S Garg, J Reif - ACS nano, 2018 - ACS Publications
The field of DNA nanoscience has demonstrated many exquisite DNA nanostructures and
intricate DNA nanodevices. However, the operation of each step of prior demonstrated DNA …

DNA origami-enabled plasmonic sensing

M Dass, FN Gür, K Kołątaj, MJ Urban… - The Journal of Physical …, 2021 - ACS Publications
The reliable programmability of DNA origami makes it an extremely attractive tool for bottom-
up self-assembly of complex nanostructures. Utilizing this property for the tuned …

Addressable nanoantennas with cleared hotspots for single-molecule detection on a portable smartphone microscope

K Trofymchuk, V Glembockyte, L Grabenhorst… - Nature …, 2021 - nature.com
The advent of highly sensitive photodetectors and the development of photostabilization
strategies made detecting the fluorescence of single molecules a routine task in many labs …

Optical nanoantenna for single molecule-based detection of zika virus nucleic acids without molecular multiplication

SE Ochmann, C Vietz, K Trofymchuk… - Analytical …, 2017 - ACS Publications
Because of the limited signal-to-background ratio, molecular diagnostics requires molecular
amplification of the target molecules or molecular signal amplification after target …

DNA origami-enabled biosensors

S Wang, Z Zhou, N Ma, S Yang, K Li, C Teng, Y Ke… - Sensors, 2020 - mdpi.com
Biosensors are small but smart devices responding to the external stimulus, widely used in
many fields including clinical diagnosis, healthcare and environment monitoring, etc …

DNA origami nanoantennas for fluorescence enhancement

V Glembockyte, L Grabenhorst… - Accounts of Chemical …, 2021 - ACS Publications
Conspectus The possibility to increase fluorescence by plasmonic effects in the near-field of
metal nanostructures was recognized more than half a century ago. A major challenge …

Placement of single proteins within the SERS hot spots of self‐assembled silver nanolenses

C Heck, Y Kanehira, J Kneipp… - Angewandte Chemie …, 2018 - Wiley Online Library
This study demonstrates the bottom‐up synthesis of silver nanolenses. A robust coating
protocol enabled the functionalization of differently sized silver nanoparticles with DNA …

Benchmarking smartphone fluorescence-based microscopy with DNA origami nanobeads: reducing the gap toward single-molecule sensitivity

C Vietz, ML Schütte, Q Wei, L Richter, B Lalkens… - ACS …, 2019 - ACS Publications
Smartphone-based fluorescence microscopy has been rapidly develo** over the last few
years, enabling point-of-need detection of cells, bacteria, viruses, and biomarkers. These …