Supraparticle assemblies of magnetic nanoparticles and quantum dots for selective cell isolation and counting on a smartphone-based imaging platform

MV Tran, K Susumu, IL Medintz, WR Algar - Analytical Chemistry, 2019 - ACS Publications
There are numerous diagnostic and therapeutic applications for the detection and
enumeration of specific cell types. Flow cytometry is the gold standard technique for this …

Prototype smartphone-based device for flow cytometry with immunolabeling via supra-nanoparticle assemblies of quantum dots

Z Xiao, GH Darwish, K Susumu… - ACS Measurement …, 2021 - ACS Publications
Methods for the detection, enumeration, and typing of cells are important in many areas of
research and healthcare. In this context, flow cytometers are a widely used research and …

Multiplexible wash-free immunoassay using colloidal assemblies of magnetic and photoluminescent nanoparticles

D Kim, HJ Kwon, K Shin, J Kim, RE Yoo, SH Choi… - ACS …, 2017 - ACS Publications
Colloidal assemblies of nanoparticles possess both the intrinsic and collective properties of
their constituent nanoparticles, which are useful in applications where ordinary …

Dextran-Functionalized Super-nanoparticle Assemblies of Quantum Dots for Enhanced Cellular Immunolabeling and Imaging

K Rees, GH Darwish, WR Algar - ACS Applied Materials & …, 2023 - ACS Publications
Colloidal semiconductor quantum dots (QDs) are a popular material for applications in
bioanalysis and imaging. Although individual QDs are bright, some applications benefit from …

Magnetic‐nanoparticle‐based immunoassays‐on‐chip: materials synthesis, surface functionalization, and cancer cell screening

Y Zhu, K Kekalo, C NDong, YY Huang… - Advanced Functional …, 2016 - Wiley Online Library
The unique properties of magnetic nanoparticles (MNPs), coupled with versatile surface
engineering techniques, have led to a rising class of screening methods that enable …

Magneto-Fluorescent Microbeads for Bacteria Detection Constructed from Superparamagnetic Fe3O4 Nanoparticles and AIS/ZnS Quantum Dots

IV Martynenko, D Kusic, F Weigert, S Stafford… - Analytical …, 2019 - ACS Publications
The efficient and sensitive detection of pathogenic microorganisms in aqueous
environments, such as water used in medical applications, drinking water, and cooling water …

Functionalized magnetic-fluorescent hybrid nanoparticles for cell labelling

L Lou, K Yu, Z Zhang, B Li, J Zhu, Y Wang, R Huang… - Nanoscale, 2011 - pubs.rsc.org
A facile method of synthesizing 60 nm magnetic-fluorescent core-shell bifunctional
nanocomposites with the ability to label cells is presented. Hydrophobic trioctylphosphine …

Fully self-assembled silica nanoparticle–semiconductor quantum dot supra-nanoparticles and immunoconjugates for enhanced cellular imaging by microscopy and …

GH Darwish, J Asselin, MV Tran, R Gupta… - … applied materials & …, 2020 - ACS Publications
There is a growing need for brighter luminescent materials to improve the detection and
imaging of biomarkers. Relevant contexts include low-abundance biomarkers and …

Magneto-fluorescent core-shell supernanoparticles

O Chen, L Riedemann, F Etoc, H Herrmann… - Nature …, 2014 - nature.com
Magneto-fluorescent particles have been recognized as an emerging class of materials that
exhibit great potential in advanced applications. However, synthesizing such magneto …

Metallofluorescent nanoparticles for multimodal applications

A Delgado-Gonzalez, E Garcia-Fernandez, T Valero… - ACS …, 2018 - ACS Publications
Herein, we describe the synthesis and application of cross-linked polystyrene-based dual-
function nano-and microparticles containing both fluorescent tags and metals. Despite …