Label-free bioassay with graphene oxide-based fluorescent aptasensors: A review

K Ma, X Li, B Xu, W Tian - Analytica Chimica Acta, 2021‏ - Elsevier
Bioassays using a fluorophore and DNA aptamer have been extensively developed due to
the ultrasensitivity of fluorophores and recognition ability of DNA aptamers. Conventional …

Paper electrode-based flexible pressure sensor for point-of-care immunoassay with digital multimeter

Z Yu, Y Tang, G Cai, R Ren, D Tang - Analytical chemistry, 2018‏ - ACS Publications
A novel paper electrode-based flexible pressure sensor modified with multiwalled carbon
nanotubes was designed for point-of-care (POC) immunoassay of carcinoembryonic antigen …

Platinum nanozyme-triggered pressure-based immunoassay using a three-dimensional polypyrrole foam-based flexible pressure sensor

Z Yu, G Cai, X Liu, D Tang - ACS Applied Materials & Interfaces, 2020‏ - ACS Publications
This work describes a novel and portable pressure-based point-of-care (POC) testing
strategy for the sensitive and rapid detection of carcinoembryonic antigen (CEA) via a …

Green fluorescent carbon dots from chitosan as selective and sensitive “off-on” probes for nitrite and “on-off-on” probes for enrofloxacin detection

J Xu, Q Qi, L Sun, X Guo, H Zhang, X Zhao - Journal of Alloys and …, 2022‏ - Elsevier
In this work, green emission fluorescence carbon dots (G-CDs) were prepared using
chitosan and p-phenylenediamine as precursors. Furthermore, the fluorescence of the …

Gas-generating reactions for point-of-care testing

D Liu, T Tian, X Chen, Z Lei, Y Song, Y Shi, T Ji, Z Zhu… - Analyst, 2018‏ - pubs.rsc.org
Gas generation-based measurement is an attractive alternative approach for POC (Point-of-
care) testing, which relies on the amount of generated gas to detect the corresponding target …

Selection of specific aptamer against enrofloxacin and fabrication of graphene oxide based label-free fluorescent assay

S Dolati, M Ramezani, MS Nabavinia, V Soheili… - Analytical …, 2018‏ - Elsevier
Specific ssDNA aptamers for the antibiotic enrofloxacin (ENR) were isolated from an
enriched nucleotide library by SELEX (Systematic Evolution of Ligands by EXponential …

Aptamer-modified sensitive nanobiosensors for the specific detection of antibiotics

Y Zhang, B Duan, Q Bao, T Yang, T Wei… - Journal of Materials …, 2020‏ - pubs.rsc.org
The overuse or abuse of quinolone antibiotics such as enrofloxacin (ENR) in veterinary
medicine results in the presence of their residues in food and environment. Thus, a sensitive …

Fluorescent carbon dots based sensing system for detection of enrofloxacin in water solutions

X Guo, L Zhang, Z Wang, Y Sun, Q Liu, W Dong… - … Acta Part A: Molecular …, 2019‏ - Elsevier
Enrofloxacin (ENR) is one of the environmental pollutants need to remove in many
wastewater treatment processes. Traditional methods for measuring ENR are often complex …

[HTML][HTML] Autofluorescence free functionalized upconversion nanoparticles-based turn-on aptasensor for highly sensitive and selective sensing of antibiotics

T Wan, AR Aleem, S Huang, R Chen, Z Zhou… - Materials Today …, 2023‏ - Elsevier
Overuse of antibiotics such as enrofloxacin (ENR) can lead to their residues in environment
and food and ultimately endanger human health. It's essential to build a rapid, sensitive and …

Digital multimeter-based point-of-care immunoassay of prostate-specific antigen coupling with a flexible photosensitive pressure sensor

L Zhu, Z Lv, Z Yin, M Li, D Tang - Sensors and Actuators B: Chemical, 2021‏ - Elsevier
This work designed a portable point-of-care (POC) immunosensing system for sensitive
detection of prostate-specific antigen (PSA) in biological fluids by coupling a flexible …