Search Results - "Helge Ewers"
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1
A simple, versatile method for GFP-based super-resolution microscopy via nanobodies
Published in Nature methods (01-06-2012)“…Nanobodies that bind to fluorescent proteins with high affinity and are coupled to bright organic dyes allow simple efficient labeling of fusion proteins for…”
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2
Expansion Stimulated Emission Depletion Microscopy (ExSTED)
Published in ACS nano (22-05-2018)“…Stimulated emission depletion (STED) microscopy is routinely used to resolve the ultrastructure of cells with a ∼10-fold higher resolution compared to…”
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3
Optimized sample preparation for single-molecule localization-based superresolution microscopy in yeast
Published in Nature protocols (01-07-2015)“…Preserving cell structure and protein localization during sample preparation is crucial for accurate superresolution microscopy. This protocol uses cell…”
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4
Activity-Dependent Gating of Parvalbumin Interneuron Function by the Perineuronal Net Protein Brevican
Published in Neuron (Cambridge, Mass.) (02-08-2017)“…Activity-dependent neuronal plasticity is a fundamental mechanism through which the nervous system adapts to sensory experience. Several lines of evidence…”
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5
Directed manipulation of membrane proteins by fluorescent magnetic nanoparticles
Published in Nature communications (26-08-2020)“…The plasma membrane is the interface through which cells interact with their environment. Membrane proteins are embedded in the lipid bilayer of the plasma…”
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6
An open-source, high-resolution, automated fluorescence microscope
Published in eLife (04-03-2024)“…Fluorescence microscopy is a fundamental tool in the life sciences, but the availability of sophisticated equipment required to yield high-quality,…”
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7
Unblending of Transcriptional Condensates in Human Repeat Expansion Disease
Published in Cell (28-05-2020)“…Expansions of amino acid repeats occur in >20 inherited human disorders, and many occur in intrinsically disordered regions (IDRs) of transcription factors…”
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8
Binding-Activated Localization Microscopy of DNA Structures
Published in Nano letters (14-09-2011)“…Many nucleic acid stains show a strong fluorescence enhancement upon binding to double-stranded DNA. Here we exploit this property to perform superresolution…”
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9
High-speed nanoscopic tracking of the position and orientation of a single virus
Published in Nature methods (01-12-2009)“…A combination of scattering interferometry and single-molecule fluorescence microscopy allows visualization of both the position and orientation of single…”
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10
Nanoscopic compartmentalization of membrane protein motion at the axon initial segment
Published in The Journal of cell biology (10-10-2016)“…The axon initial segment (AIS) is enriched in specific adaptor, cytoskeletal, and transmembrane molecules. During AIS establishment, a membrane diffusion…”
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11
Live-cell imaging of circadian clock protein dynamics in CRISPR-generated knock-in cells
Published in Nature communications (18-06-2021)“…The cell biology of circadian clocks is still in its infancy. Here, we describe an efficient strategy for generating knock-in reporter cell lines using CRISPR…”
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12
Synapsin condensation controls synaptic vesicle sequestering and dynamics
Published in Nature communications (23-10-2023)“…Neuronal transmission relies on the regulated secretion of neurotransmitters, which are packed in synaptic vesicles (SVs). Hundreds of SVs accumulate at…”
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High-Speed Single-Particle Tracking of GM1 in Model Membranes Reveals Anomalous Diffusion due to Interleaflet Coupling and Molecular Pinning
Published in Nano letters (10-09-2014)“…The biological functions of the cell membrane are influenced by the mobility of its constituents, which are thought to be strongly affected by nanoscale…”
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14
Adhesion energy controls lipid binding-mediated endocytosis
Published in Nature communications (29-03-2024)“…Several bacterial toxins and viruses can deform membranes through multivalent binding to lipids for clathrin-independent endocytosis. However, it remains…”
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15
Single event visualization of unconventional secretion of FGF2
Published in The Journal of cell biology (04-02-2019)“…FGF2 is exported from cells by an unconventional secretory mechanism. Here, we directly visualized individual FGF2 membrane translocation events at the plasma…”
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16
Glypican-1 drives unconventional secretion of fibroblast growth factor 2
Published in eLife (29-03-2022)“…Fibroblast growth factor 2 (FGF2) is a tumor cell survival factor that is transported into the extracellular space by an unconventional secretory mechanism…”
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17
Nanoscale Structural Plasticity of the Active Zone Matrix Modulates Presynaptic Function
Published in Cell reports (Cambridge) (14-03-2017)“…The active zone (AZ) matrix of presynaptic terminals coordinates the recruitment of voltage-gated calcium channels (VGCCs) and synaptic vesicles to orchestrate…”
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18
mMaple: a photoconvertible fluorescent protein for use in multiple imaging modalities
Published in PloS one (11-12-2012)“…Recent advances in fluorescence microscopy have extended the spatial resolution to the nanometer scale. Here, we report an engineered photoconvertible…”
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19
The synaptic scaffold protein MPP2 interacts with GABAA receptors at the periphery of the postsynaptic density of glutamatergic synapses
Published in PLoS biology (01-03-2022)“…Recent advances in imaging technology have highlighted that scaffold proteins and receptors are arranged in subsynaptic nanodomains. The synaptic…”
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20
Single-Molecule Localization Microscopy using mCherry
Published in Chemphyschem (10-11-2014)“…We demonstrate the potential of the commonly used red fluorescent protein mCherry for single‐molecule super‐resolution imaging. mCherry can be driven into a…”
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