Results 11 to 20 of about 440,327 (194)

Perspectives on liquid biopsy for label‐free detection of “circulating tumor cells” through intelligent lab‐on‐chips

open access: yesView, 2020
Circulating tumor cells (CTCs) are rare tumor cells released from primary, metastatic, or recurrent tumors in the peripheral blood of cancer patients.
Lisa Miccio   +11 more
doaj   +1 more source

Bacteria Detection: From Powerful SERS to Its Advanced Compatible Techniques

open access: yesAdvanced Science, 2020
The rapid, highly sensitive, and accurate detection of bacteria is the focus of various fields, especially food safety and public health. Surface‐enhanced Raman spectroscopy (SERS), with the advantages of being fast, sensitive, and nondestructive, can be
Xia Zhou   +8 more
doaj   +1 more source

Multimodal label-free microscopy [PDF]

open access: yesJournal of Innovative Optical Health Sciences, 2014
This paper reviews the different multimodal applications based on a large extent of label-free imaging modalities, ranging from linear to nonlinear optics, while also including spectroscopic measurements.
Nicolas Pavillon   +2 more
doaj   +1 more source

Wearable Label‐Free Optical Biodetectors: Progress and Perspectives

open access: yesAdvanced Photonics Research, 2021
Biomarkers are the primary indicators of human health. Measurements traditionally rely on targeted binding and assays, which, in turn, rely on specific “labels” that define the biomarker or molecule of interest.
Shanmuga Sundar Dhanabalan   +5 more
doaj   +1 more source

Geometric structure design of passive label-free microfluidic systems for biological micro-object separation

open access: yesMicrosystems & Nanoengineering, 2022
Passive and label-free microfluidic devices have no complex external accessories or detection-interfering label particles. These devices are now widely used in medical and bioresearch applications, including cell focusing and cell separation.
Hao Tang   +4 more
doaj   +1 more source

Label‐free discrimination of extracellular vesicles from large lipoproteins

open access: yesJournal of Extracellular Vesicles, 2023
Extracellular vesicles (EVs) are increasingly gaining interest as biomarkers and therapeutics. Accurate sizing and quantification of EVs remain problematic, given their nanometre size range and small scattering cross‐sections.
Anna D. Kashkanova   +6 more
doaj   +1 more source

The Clean Label Concept: Novel Approaches in Gluten-Free Breadmaking

open access: yesApplied Sciences, 2021
The commonly used term of “clean label” refers to food products that do not contain additives (E numbers). Although there is not always a scientific reason for believing that additive-free products are healthier, clean label products are becoming more ...
Monika Kajzer, Anna Diowksz
doaj   +1 more source

Label‐free characterization of an extracellular vesicle‐based therapeutic

open access: yesJournal of Extracellular Vesicles, 2021
Interest in mesenchymal stem cell derived extracellular vesicles (MSC‐EVs) as therapeutic agents has dramatically increased over the last decade. Current approaches to the characterization and quality control of EV‐based therapeutics include particle ...
Eleni Priglinger   +12 more
doaj   +1 more source

Label-free drug discovery

open access: yesFrontiers in Pharmacology, 2014
Current drug discovery is dominated by label-dependent molecular approaches, which screen drugs in the context of a predefined and target-based hypothesis in vitro.
Ye eFang
doaj   +1 more source

High‐Speed Hyperspectral Imaging for Near Infrared Fluorescence and Environmental Monitoring

open access: yesAdvanced Science
Hyperspectral imaging captures both spectral and spatial information from a sample but is intrinsically slow. The near infrared (NIR, > 800 nm) is advantageous for imaging applications because it falls into the tissue transparency window and also ...
Jan Stegemann   +9 more
doaj   +1 more source

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