Results 41 to 50 of about 3,139,625 (302)

Label-Free Fluorescence Quantitative Detection Platform on Plasmonic Silica Photonic Crystal Microsphere Array

open access: yes, 2022
We have demonstrated the proof-of-concept of a label-free fluorescence quantitative detection platform based on gold nanoparticle (AuNP) enhancement intrinsic fluorescence of protein on the silica photonic crystal microsphere (SPCM) array. The label-free
Wei Li (7081)   +6 more
core   +1 more source

Beyond fluorescence: A critical look at AI-powered brightfield analysis for T-cell killing assays

open access: yesSLAS Discovery
This comment evaluates dela Cruz-Chuh et al.’s AI-based label-free workflow for analyzing T-cell mediated tumor killing via brightfield imaging.
Xiaoman Liu, Zihan Gao, Jiachun Xu
doaj   +1 more source

6. Label-free selective plane illumination microscopy of tissue samples

open access: yesJournal of the Saudi Heart Association, 2017
Basic Science Research. Presentation type: Poster Presentation. Introduction: There is an increasing demand for non-invasive, label-free, three-dimensional imaging techniques for characterisation of optically turbid samples such as tissue engineered ...
Muteb Alharbi   +3 more
doaj   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Label-free stimulated Raman imaging of foraminifera

open access: yes, 2017
Label-free stimulated Raman imaging of ...
Golreihan, Asefeh   +15 more
core   +1 more source

Real-time label-free biosensing with integrated planar waveguide ring resonators [PDF]

open access: yes, 2010
We review the use of planar integrated optical waveguide ring resonators for label free bio-sensing and present recent results from two European biosensor collaborations: SABIO and InTopSens. Planar waveguide ring resonators are attractive for label-free
Sohlström, Hans   +2 more
core   +1 more source

Label‐free Raman spectroscopy for the assessment of liver fibrosis

open access: yesMedComm – Future Medicine, 2023
The enormous incidence and dire consequences of liver fibrosis highlight the need for biologically plausible markers as readouts of pathology and drug efficacy.
Huiying Cao   +10 more
doaj   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

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