Results 51 to 60 of about 3,499,843 (203)

On‐chip label‐free impedance‐based detection of antibiotic permeation

open access: yesIET Nanobiotechnology, 2021
Biosensors are analytical tools used for the analysis of biomaterial samples and provide an understanding about the biocomposition, structure, and function of biomolecules and/or biomechanisms by converting the biological response into an electrical and ...
Jaspreet Kaur   +7 more
doaj   +1 more source

Label-Free Ultrasensitive Memristive Aptasensor [PDF]

open access: yesNano Letters, 2016
We present the very first worldwide ever-reported electrochemical biosensor based on a memristive effect and DNA aptamers. This novel device is developed to propose a completely new approach in cancer diagnostics. In this study, an affinity-based technique is presented for the detection of the prostate specific antigen (PSA) using DNA aptamers.
Tzouvadaki, Ioulia   +6 more
openaire   +4 more sources

A Label-Free Protein Microfluidic Array for Parallel Immunoassays

open access: yes, 2006
A label-free protein microfluidic array for immunoassays based on the combination of imaging ellipsometry and an integrated microfluidic system is presented.
王战会   +5 more
core   +1 more source

Label-free sensitive detection of influenza virus using PZT discs with a synthetic sialylglycopolymer receptor layer [PDF]

open access: yesRoyal Society Open Science, 2019
We describe rapid, label-free detection of Influenza A viruses using the first radial mode of oscillations of lead zirconate titanate (PZT) piezoelectric discs with a 2 mm radius and 100 µm thickness fabricated from a piezoelectric membrane.
Alexander S. Erofeev   +5 more
doaj   +1 more source

Study and development of label-free optical biosensors for biomedical applications [PDF]

open access: yes, 2011
For the majority of assays currently performed, fluorescent or colorimetric chemical labels are commonly attached to the molecules under study so that they may be readily visualized.
Charles J. Choi, Choi, Charles J.
core  

Label-Free Bioaerosol Sensing Using Mobile Microscopy and Deep Learning

open access: yes, 2018
Conventional bioaerosol sensing requires the sampled aerosols in the field to be transferred to a laboratory for manual inspection, which can be rather costly and slow, also requiring a professional for labeling and microscopic examination of the samples.
Yibo Zhang (288948)   +23 more
core   +1 more source

Multi-label classification using ensembles of pruned sets [PDF]

open access: yes, 2008
This paper presents a Pruned Sets method (PS) for multi-label classification. It is centred on the concept of treating sets of labels as single labels. This allows the classification process to inherently take into account correlations between labels. By
Pfahringer, Bernhard   +5 more
core   +1 more source

Label-Free Biosensors for Cell Biology

open access: yesInternational Journal of Electrochemistry, 2011
Label-free biosensors for studying cell biology have finally come of age. Recent developments have advanced the biosensors from low throughput and high maintenance research tools to high throughput and low maintenance screening platforms.
Ye Fang
doaj   +1 more source

Label-Free and Immobilization-Free Electrochemical Magnetobiosensor for Sensitive Detection of 5‑Hydroxymethylcytosine in Genomic DNA

open access: yes, 2018
DNA 5-hydroxymethylcytosine (5-hmC) is an important epigenetic biomarker for tumorigenesis, and the loss of 5-hmC levels is associated with leukemia and melanoma cancers. However, it is a great challenge to discriminate 5-hmC from 5-methylcytosine (5-mC)
Juan Hu (676613)   +4 more
core   +1 more source

ProtyQuant: Comparing Label-Free Shotgun Proteomics Datasets Using Accumulated Peptide Probabilities [PDF]

open access: yes, 2020
Comparing multiple label-free shotgun proteomics datasets requires various data processing and formatting steps, including peptide-spectrum matching, protein inference, and quantification.
Robert, Winkler
core   +1 more source

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