Nanoparticle-based immunochemical biosensors and assays: recent advances and challenges

Z Farka, T Jurik, D Kovar, L Trnkova… - Chemical reviews, 2017 - ACS Publications
We review the progress achieved during the recent five years in immunochemical
biosensors (immunosensors) combined with nanoparticles for enhanced sensitivity. The …

Environmental analysis with 2D transition-metal dichalcogenide-based field-effect transistors

X Chen, C Liu, S Mao - Nano-micro letters, 2020 - Springer
Field-effect transistors (FETs) present highly sensitive, rapid, and in situ detection capability
in chemical and biological analysis. Recently, two-dimensional (2D) transition-metal …

Field-effect sensors–from pH sensing to biosensing: sensitivity enhancement using streptavidin–biotin as a model system

BM Lowe, K Sun, I Zeimpekis, CK Skylaris, NG Green - Analyst, 2017 - pubs.rsc.org
Field-Effect Transistor sensors (FET-sensors) have been receiving increasing attention for
biomolecular sensing over the last two decades due to their potential for ultra-high sensitivity …

Label‐free sensing of biomolecules with field‐effect devices for clinical applications

A Poghossian, MJ Schöning - Electroanalysis, 2014 - Wiley Online Library
Among the variety of transducer concepts proposed for label‐free detection of biomolecules,
the semiconductor field‐effect device (FED) is one of the most attractive platforms. As …

Specific and label-free immunosensing of protein-protein interactions with silicon-based immunoFETs

IM Bhattacharyya, S Cohen, A Shalabny… - Biosensors and …, 2019 - Elsevier
The importance of specific and label-free detection of proteins via antigen-antibody
interactions for the development of point-of-care testing devices has greatly influenced the …

Electrostatically governed debye screening length at the solution-solid interface for biosensing applications

IM Bhattacharyya, G Shalev - ACS sensors, 2019 - ACS Publications
Biosensors based on field-effect devices (bioFETs) offer numerous advantages over current
technologies and therefore have attracted immense research over the decades. However …

A new approach towards the Debye length challenge for specific and label-free biological sensing based on field-effect transistors

IM Bhattacharyya, I Ron, A Chauhan, E Pikhay… - Nanoscale, 2022 - pubs.rsc.org
Biologically-modified field-effect transistors (BioFETs) are promising platforms for specific
and label-free biosensing due to their sub-micron footprint suitable for multiplexing in ultra …

A New Approach toward the Realization of Specific and Label‐Free Biological Sensing Based on Field‐Effect Devices

IM Bhattacharyya, I Ron… - Advanced Electronic …, 2022 - Wiley Online Library
Specific and label‐free detection of biological interactions is paramount to a plethora of
technological applications ranging from home‐care diagnostics to smart agriculture and …

Specific and label-free femtomolar biomarker detection with an electrostatically formed nanowire biosensor

G Shalev, G Landman, I Amit, Y Rosenwaks… - NPG Asia …, 2013 - nature.com
We report a specific, label-free and real-time detection of femtomolar protein concentrations
with a novel type of nanowire-based biosensor. The biosensor is based on an …

The significance of nonlinear screening and the pH interference mechanism in field-effect transistor molecular sensors

S Santermans, F Schanovsky, M Gupta, G Hellings… - ACS …, 2021 - ACS Publications
Electrolyte screening is well known for its detrimental impact on the sensitivity of liquid-gated
field-effect transistor (FET) molecular sensors and is mostly described by the linearized …