Metal nanoparticle and quantum dot tags for signal amplification in electrochemical immunosensors for biomarker detection

A Popov, B Brasiunas, A Kausaite-Minkstimiene… - Chemosensors, 2021 - mdpi.com
With the increasing importance of healthcare and clinical diagnosis, as well as the growing
demand for highly sensitive analytical instruments, immunosensors have received …

Screen-printed technologies combined with flow analysis techniques: moving from benchtop to everywhere

NF Barros Azeredo, MS Ferreira Santos… - Analytical …, 2021 - ACS Publications
Screen-printed electrodes (SPEs) coupled with flow systems have been reported in recent
decades for an ever-growing number of applications in modern electroanalysis, aiming for …

Highly sensitive voltammetric immunosensor for the detection of prostate specific antigen based on silver nanoprobe assisted graphene oxide modified screen printed …

C Thunkhamrak, P Chuntib, K Ounnunkad, P Banet… - Talanta, 2020 - Elsevier
In this work, we developed an effective voltammetric immunosensing platform for the
sensitive detection of prostate specific antigen (PSA) utilizing a graphene oxide (GO) …

An origami electrical biosensor for multiplexed analyte detection in body fluids

Y Shen, S Modha, H Tsutsui, A Mulchandani - Biosensors and …, 2021 - Elsevier
We developed an affordable, highly sensitive, and specific paper-based microfluidic platform
for fast multiplexed detections of important biomarkers in various body fluids, including urine …

A polyallylamine anchored amine‐rich laser‐ablated graphene platform for facile and highly selective electrochemical IgG biomarker detection

SC Barman, MA Zahed… - Advanced Functional …, 2020 - Wiley Online Library
Current immunosensors have an insufficient number of binding sites for the recognition of
biomolecules, which leads to false positive or negative results. In this research, a facile, cost …

Electrochemical biosensors as potential diagnostic devices for autoimmune diseases

A Florea, G Melinte, I Simon, C Cristea - Biosensors, 2019 - mdpi.com
An important class of biosensors is immunosensors, affinity biosensors that are based on the
specific interaction between antibodies and antigens. They are classified in four classes …

A novel and portable electrochemical sensor for 5-hydroxymethylfurfural detection using silver microdendrite electrodeposited paper-based electrode

J Upan, J Lerdsri, J Soongsong, T Sridara… - Analyst, 2022 - pubs.rsc.org
A portable paper-based electrochemical sensor has been developed to determine 5-
hydroxymethylfurfural (5-HMF). A screen-printed carbon electrode (SPCE) was facilely …

Recent developments on electrochemical flow injection in pharmaceuticals and biologically important compounds

S Kurbanoglu, MA Unal, SA Ozkan - Electrochimica Acta, 2018 - Elsevier
The improvement of life quality has stimulated considerable research in drug design
bioavailability and safety. Thus, to reach these targets, highly sensitive, specific, and rapid …

Sequential injection-differential pulse voltammetric immunosensor for hepatitis B surface antigen using the modified screen-printed carbon electrode

J Upan, P Banet, PH Aubert, K Ounnunkad… - Electrochimica …, 2020 - Elsevier
A label-free electrochemical immunosensor was developed for the determination of hepatitis
B surface antigen (HBsAg), a biomarker of hepatitis B virus (HBV). It is based on the specific …

A redox Cu (II)-graphene oxide modified screen printed carbon electrode as a cost-effective and versatile sensing platform for electrochemical label-free …

S Phetsang, D Khwannimit, P Rattanakit… - Frontiers in …, 2021 - frontiersin.org
A novel copper (II) ions [Cu (II)]-graphene oxide (GO) nanocomplex-modified screen-printed
carbon electrode (SPCE) is successfully developed as a versatile electrochemical platform …