Bacterial detection: From microscope to smartphone

SCB Gopinath, TH Tang, Y Chen, M Citartan… - Biosensors and …, 2014 - Elsevier
The ubiquitous nature of bacteria enables them to survive in a wide variety of environments.
Hence, the rise of various pathogenic species that are harmful to human health raises the …

Inexpensive, open source epifluorescence microscopes

C Stewart, J Giannini - 2016 - ACS Publications
In an effort to help lower the costs of fluorescence microscopy and expand the use of this
valuable technique in the classroom, teaching lab, and hopefully beyond, we provide two …

Expansion mini-microscopy: An enabling alternative in point-of-care diagnostics

YS Zhang, G Trujillo-de Santiago, MM Alvarez… - Current opinion in …, 2017 - Elsevier
Highlights•Expansion microscopy enables super-resolution optical imaging through physical
expansion of specimens.•Expansion microscopy has been further developed to enable …

[HTML][HTML] A modular, open-source, slide-scanning microscope for diagnostic applications in resource-constrained settings

Q Lu, G Liu, C Xiao, C Hu, S Zhang, RX Xu, K Chu… - PloS one, 2018 - journals.plos.org
In this paper we report the development of a cost-effective, modular, open source, and fully
automated slide-scanning microscope, composed entirely of easily available off-the-shelf …

Facile assembly of an affordable miniature multicolor fluorescence microscope made of 3D-printed parts enables detection of single cells

SB Tristan-Landin, AM Gonzalez-Suarez… - PloS one, 2019 - journals.plos.org
Fluorescence microscopy is one of the workhorses of biomedical research and laboratory
diagnosis; however, their cost, size, maintenance, and fragility has prevented their adoption …

Adapting a Blu-ray optical pickup unit as a point source for digital lensless holographic microscopy

H Tobón-Maya, A Gómez-Ramírez… - Applied Optics, 2023 - opg.optica.org
The adaptation of an off-the-shelf Blu-ray optical pickup unit (OPU) into a highly versatile
point source for digital lensless holographic microscopy (DLHM) is presented. DLHM …

Portable bright-field, fluorescence, and cross-polarized microscope toward point-of-care imaging diagnostics

P Gordon, VP Venancio… - … of Biomedical Optics, 2019 - spiedigitallibrary.org
Emerging technologies are enabling the feasibility of new types of point-of-care diagnostic
devices. A portable, multimodal microscopy platform intended for use in remote diagnostic …

Colorimetric water quality sensing with mobile smart phones

S Schaefer - 2014 - open.library.ubc.ca
The goal of this thesis is to develop water quality sensors that are portable, low cost, easy to
use, and accurate. Such technology may potentially be beneficial for a significant portion of …

A Smartphone-Based Low-Cost Inverted Laser Fluorescence Microscope for Disease Diagnosis

O Ormachea, A Villazón, P Rodriguez, M Zimic - Biosensors, 2022 - mdpi.com
Fluorescence microscopy is an important tool for disease diagnosis, often requiring costly
optical components, such as fluorescence filter cubes and high-power light sources. Due to …

Compact, low-cost Blu-Ray pickup-based digital holographic microscope

S Grare - Optics and Lasers in Engineering, 2023 - Elsevier
The concept of point-of-care testing is an active area of research. The trend nowadays is to
develop cost-effective yet efficient units that can be used at home by non-professionals …