Results 31 to 40 of about 126,902,087 (249)

Highly-integrated lab-on-chip system for point-of-care multiparameter analysis

open access: yes, 2022
S.464-473A novel innovative approach towards a marketable lab-on-chip system for point-of-care in vitro diagnostics is reported. In a consortium of seven Fraunhofer Institutes a lab-on-chip system called "Fraunhofer ivD-platform" has been established ...
Burgard, Matthias   +17 more
core   +1 more source

Advances in Biosensors Technology for Detection and Characterization of Extracellular Vesicles

open access: yesSensors, 2021
Exosomes are extracellular vehicles (EVs) that encapsulate genomic and proteomic material from the cell of origin that can be used as biomarkers for non-invasive disease diagnostics in point of care settings.
Saif Mohammad Ishraq Bari   +2 more
doaj   +1 more source

Ruthenium Oxide Nanorods as Potentiometric pH Sensor for Organs-On-Chip Purposes

open access: yesSensors, 2018
A ruthenium oxide (RuOx) sensor for potentiometric pH sensing is currently being developed for organs-on-chip purposes. The sensor was fabricated from a Ru(OH)3 precursor, resulting in RuOx nanorods after heating.
Esther Tanumihardja   +2 more
doaj   +1 more source

Lab-on-a-Chip method uncertanties in determination of high-molecular-weight glutenin subunits [PDF]

open access: yesChemical Industry and Chemical Engineering Quarterly, 2013
Polymeric wheat endosperm proteins, especially the high-molecular-weight glutenin subunits (HMW-GS), are probably the most interesting protein fraction giving the essential information about bread-making quality of wheat flour.
Živančev Dragan R.   +4 more
doaj   +1 more source

Lab on a chip for continuous-flow magnetic cell separation [PDF]

open access: yes, 2015
Separation of cells is a key application area of lab-on-a-chip (LOC) devices. Among the various methods, magnetic separation of cells utilizing microfluidic devices offers the merits of biocompatibility, efficiency, and simplicity.
Nguyen, Nam-Trung   +6 more
core   +1 more source

Compartmentalized 3D Tissue Culture Arrays under Controlled Microfluidic Delivery

open access: yesScientific Reports, 2017
We demonstrate an in vitro microfluidic cell culture platform that consists of periodic 3D hydrogel compartments with controllable shapes. The microchip is composed of approximately 500 discontinuous collagen gel compartments locally patterned in between
Burcu Gumuscu   +4 more
doaj   +1 more source

Nanoparticle Printing for Microfluidic Applications: Bipolar Electrochemistry and Localized Raman Sensing Spots

open access: yesMicromachines, 2023
The local integration of metal nanoparticle films on 3D-structured polydimethylsiloxane (PDMS)-based microfluidic devices is of high importance for applications including electronics, electrochemistry, electrocatalysis, and localized Raman sensing ...
Alessia Broccoli   +5 more
doaj   +1 more source

Ruthenium Oxide pH Sensing for Organs-On-Chip Studies

open access: yesProceedings, 2018
A ruthenium oxide (RuOx) electrode is being developed as potentiometric pH sensor for organs-on-chip applications. Open-circuit potential (OCP) of the RuOx electrode showed a response of −58.05 mV/pH, with no cross-sensitivity to potentially ...
Esther Tanumihardja   +2 more
doaj   +1 more source

Compact Microfluidic Platform with LED Light-Actuated Valves for Enzyme-Linked Immunosorbent Assay Automation

open access: yesBiosensors, 2022
Lab-on-a-chip devices incorporating valves and pumps can perform complex assays involving multiple reagents. However, the instruments used to drive these chips are complex and bulky.
Mireia Burdó-Masferrer   +6 more
doaj   +1 more source

Online monitoring of biofouling using coaxial stub resonator technique

open access: yesSensing and Bio-Sensing Research, 2015
Here we demonstrate the proof-of-principle that a coaxial stub resonator can be used to detect early stages of biofilm formation. After promising field tests using a stub resonator with a stainless steel inner conductor as sensitive element, the ...
N.A. Hoog   +6 more
doaj   +1 more source

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