Results 1 to 10 of about 272,711 (168)

Photonic crystal biosensor featuring an eye-shaped cavity for precise identification of cancerous cells [PDF]

open access: yesScientific Reports
This article presents a highly sensitive and thermally stable photonic crystal (PhC) biosensor designed for accurate cancer-cell detection. The proposed sensor features a square-lattice of silicon rods (radius 0.1 µm) with a photonic bandgap spanning 1.2–
Salma Rizk   +3 more
doaj   +3 more sources

Solid-Phase Optical Sensing Techniques for Sensitive Virus Detection [PDF]

open access: yesSensors, 2023
Viral infections can pose a major threat to public health by causing serious illness, leading to pandemics, and burdening healthcare systems. The global spread of such infections causes disruptions to every aspect of life including business, education ...
Elif Seymour   +6 more
doaj   +3 more sources

Multiplexed, High-Sensitivity Measurements of Antibody Affinity Using Interferometric Reflectance Imaging Sensor

open access: yesBiosensors, 2021
Anthrax lethal factor (LF) is one of the enzymatic components of the anthrax toxin responsible for the pathogenic responses of the anthrax disease. The ability to screen multiplexed ligands against LF and subsequently estimate the effective kinetic rates
Allison M. Marn   +3 more
doaj   +2 more sources

Simultaneous evaluation of multiple microarray surface chemistries through real-time interferometric imaging. [PDF]

open access: yes, 2020
Surface chemistry is a crucial aspect for microarray modality biosensor development. The immobilization capability of the functionalized surface is indeed a limiting factor for the final yield of the binding reaction.
Brambilla, Dario   +6 more
core   +1 more source

Beating the reaction limits of biosensor sensitivity with dynamic tracking of single binding events [PDF]

open access: yes, 2018
The clinical need for ultrasensitive molecular analysis has motivated the development of several endpoint-assay technologies capable of single-molecule readout.
Sevenler, Derin   +2 more
core   +2 more sources

The Boston University Photonics Center annual report 2013-2014 [PDF]

open access: yes, 2013
This repository item contains an annual report that summarizes activities of the Boston University Photonics Center in the 2013-2014 academic year. The report provides quantitative and descriptive information regarding photonics programs in education ...
The Boston University Photonics Center
core   +4 more sources

Highly sensitive and label-free digital detection of whole cell E. coli with interferometric reflectance imaging [PDF]

open access: yes, 2019
Bacterial infectious diseases are a major threat to human health. Timely and sensitive pathogenic bacteria detection is crucial in identifying the bacterial contaminations and preventing the spread of infectious diseases.
Bhuiya, Abdul Muyeed   +8 more
core   +2 more sources

Insights into the pathogenesis of nicotine addiction. Could a salivary biosensor be useful in Nicotine Replacement Therapy (NRT)? [PDF]

open access: yes, 2019
Nicotine has gained the attention of the medical community due to its insidious addictive mechanisms which lead to chronic consumption. The multitude of compounds derived from tobacco smoke have local and systemic negative impacts, resulting in a large ...
Alexescu, Teodora G   +13 more
core   +2 more sources

Interferometric detection and enumeration of viral particles using Si-based microfluidics [PDF]

open access: yes, 2019
Single-particle interferometric reflectance imaging sensor enables optical visualization and characterization of individual nanoparticles without any labels.
Kanik, Fulya Ekiz   +4 more
core   +1 more source

Optical detection of asymmetric bacteria utilizing electro orientation [PDF]

open access: yes, 2006
We propose a bacterial detection scheme which uses no biochemical markers and can be applied in a Point-of-Care setting.
Choi, Jae-Woo   +2 more
core   +2 more sources

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