Results 21 to 30 of about 11,924 (280)

Integrated Colorimetric CRISPR/Cas12a Detection of Double-Stranded DNA on Microfluidic Paper-Based Analytical Devices [PDF]

open access: yesBiosensors
Early detection of high-risk human papillomavirus (HPV), particularly HPV16 E7, is critical for cervical cancer prevention. Here, we report a novel, portable, and instrument-free biosensing platform that integrates recombinase polymerase amplification ...
Zhiheng Zhang   +6 more
doaj   +2 more sources

Recent Advances of Fluid Manipulation Technologies in Microfluidic Paper-Based Analytical Devices (μPADs) toward Multi-Step Assays [PDF]

open access: yesMicromachines, 2020
Microfluidic paper-based analytical devices (μPADs) have been suggested as alternatives for developing countries with suboptimal medical conditions because of their low diagnostic cost, high portability, and disposable characteristics.
Taehoon H. Kim   +2 more
doaj   +2 more sources

Recent developments in microfluidic paper-, cloth-, and thread-based electrochemical devices for analytical chemistry [PDF]

open access: yesReviews in Analytical Chemistry, 2017
The attractive structural and mechanical properties of cellulose substrates (paper, cloth, and thread), including passive fluid transport, biocompatibility, durability, and flexibility, have attracted researchers in the past few decades to explore them ...
Malon Radha S.P.   +2 more
doaj   +2 more sources

Detecting Chemical Hazards in Foods Using Microfluidic Paper-Based Analytical Devices (μPADs): The Real-World Application [PDF]

open access: yesMicromachines, 2018
Food safety remains one of the most important issues in most countries and the detection of food hazards plays a key role in the systematic approach to ensuring food safety. Rapid, easy-to-use and low-cost analytical tools are required to detect chemical
Marti Z. Hua   +3 more
doaj   +2 more sources

Quantitative evaluation of analyte transport on microfluidic paper-based analytical devices (μPADs) [PDF]

open access: yesThe Analyst, 2018
This work quantitatively evaluates the transport efficiency of analytical target compounds on microfluidic paper-based analytical devices by means of colorimetry and absorption spectrometry.
Riki Ota   +3 more
openaire   +3 more sources

Graphene-supported Pd/Pt nano-catalysts for enhanced colorimetric detection of dopamine and NADH using paper-based microfluidic devices [PDF]

open access: yesADMET and DMPK
Background and purpose: Dopamine and nicotinamide adenine dinucleotide (NADH) are key biomarkers associated with neurological and metabolic disorders.
Ruri Wahyuono   +11 more
doaj   +2 more sources

Microfluidic Paper-Based Analytical Devices for Colorimetric Detection of Lactoferrin [PDF]

open access: yesSLAS Technology, 2020
Lactoferrin is an abundant glycoprotein in human body fluids and is known as a biomarker for various diseases. Therefore, point-of-care testing (POCT) for lactoferrin is of interest. Microfluidic paper-based analytical devices (µPADs) have gained a lot of attention as next-generation POCT device candidates, due to their inexpensiveness, operational ...
Hiroko Kudo   +3 more
openaire   +2 more sources

Porous Cellulose Substrate Study to Improve the Performance of Diffusion-Based Ionic Strength Sensors

open access: yesMembranes, 2022
Microfluidic paper-based analytical devices (µPADs) are leading the field of low-cost, quantitative in-situ assays. However, understanding the flow behavior in cellulose-based membranes to achieve an accurate and rapid response has remained a challenge ...
Hamid Khosravi   +3 more
doaj   +1 more source

Micro-Injection Moulding of Polymer Microfluidic Devices [PDF]

open access: yes, 2009
Microfluidic devices have several applications in different fields, such as chemistry, medicine and biotechnology. Many research activities are currently investigating the manufacturing of integrated microfluidic devices on a mass- production scale ...
Alcock, Jeffrey R.   +5 more
core   +1 more source

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