Future of digital assays to resolve clinical heterogeneity of single extracellular vesicles

RTT Morales, J Ko - ACS nano, 2022 - ACS Publications
Extracellular vesicles (EVs) are complex lipid membrane vehicles with variable expressions
of molecular cargo, composed of diverse subpopulations that participate in the intercellular …

Advances in electrochemical biosensors based on nanomaterials for protein biomarker detection in saliva

T Dong, NM Matos Pires, Z Yang, Z Jiang - Advanced Science, 2023 - Wiley Online Library
The focus on precise medicine enhances the need for timely diagnosis and frequent
monitoring of chronic diseases. Moreover, the recent pandemic of severe acute respiratory …

Computer vision-based artificial intelligence-mediated encoding-decoding for multiplexed microfluidic digital immunoassay

W Zhao, Y Zhou, YZ Feng, X Niu, Y Zhao, J Zhao… - ACS …, 2023 - ACS Publications
Digital immunoassays with multiplexed capacity, ultrahigh sensitivity, and broad affordability
are urgently required in clinical diagnosis, food safety, and environmental monitoring. In this …

Ultrasensitive detection of circulating LINE-1 ORF1p as a specific multicancer biomarker

MS Taylor, C Wu, PC Fridy, SJ Zhang, Y Senussi… - Cancer discovery, 2023 - AACR
Improved biomarkers are needed for early cancer detection, risk stratification, treatment
selection, and monitoring treatment response. Although proteins can be useful blood-based …

Digital detection of proteins

DC Duffy - Lab on a Chip, 2023 - pubs.rsc.org
This paper reviews methods for detecting proteins based on molecular digitization, ie, the
isolation and detection of single protein molecules or singulated ensembles of protein …

Nanopore-based fingerprint immunoassay based on rolling circle amplification and DNA fragmentation

X Kang, C Wu, MA Alibakhshi, X Liu, L Yu, DR Walt… - ACS …, 2023 - ACS Publications
In recent years, nanopore-based sequencers have become robust tools with unique
advantages for genomics applications. However, progress toward applying nanopores as …

M13 Bacteriophage-Assisted Recognition and Signal Spatiotemporal Separation Enabling Ultrasensitive Light Scattering Immunoassay

H Fang, Y Zhou, Y Ma, Q Chen, W Tong, S Zhan… - ACS …, 2023 - ACS Publications
The demand for the ultrasensitive and rapid quantitative analysis of trace target analytes has
become increasingly urgent. However, the sensitivity of traditional immunoassay-based …

Advancing microfluidic diagnostic chips into clinical use: a review of current challenges and opportunities

V Iyer, Z Yang, J Ko, R Weissleder, D Issadore - Lab on a Chip, 2022 - pubs.rsc.org
Microfluidic diagnostic (μDX) technologies miniaturize sensors and actuators to the length-
scales that are relevant to biology: the micrometer scale to interact with cells and the …

Single-molecule fluorescence methods for protein biomarker analysis

H He, C Wu, M Saqib, R Hao - Analytical and Bioanalytical Chemistry, 2023 - Springer
Proteins have been considered key building blocks of life. In particular, the protein content of
an organism and a cell offers significant information for the in-depth understanding of the …

Miniaturized microarray-format digital ELISA enabled by lithographic protein patterning

AD Stephens, Y Song, BL McClellan, SH Su… - Biosensors and …, 2023 - Elsevier
The search for reliable protein biomarker candidates is critical for early disease detection
and treatment. However, current immunoassay technologies are failing to meet increasing …