R. Robelek

Publications15
h-index7
Citations223
Highly Influential Citations9
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Real-time label-free monitoring of the cellular response to osmotic stress using conventional and long-range surface plasmons.
Cell volume and its regulation are key factors for cellular integrity and also serve as indicators of various cell pathologies. SPR sensors represent an efficient tool for real-time and label-free… Expand
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Studying cell-surface interactions in vitro: a survey of experimental approaches and techniques.
A better understanding of the interactions of animal (or human) cells with in vitro surfaces is the key to the successful development, improvement and optimization of biomaterials for biomedical or… Expand
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Label-free and time-resolved measurements of cell volume changes by surface plasmon resonance (SPR) spectroscopy.
Cell volume and its regulation is one of the key players for cellular integrity and a strong indicator for several cell pathologies. But time-resolved volume measurements of adherently grown… Expand
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Surface plasmon resonance (SPR) sensors for the rapid, sensitive detection of the cellular response to osmotic stress
Abstract Cells regulate their volume in response to changes in osmolarity of both, their extracellular and intracellular environments. As stability of the cell volume is a compelling exigency for… Expand
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Label-free monitoring of cell-based assays: combining impedance analysis with SPR for multiparametric cell profiling.
Label-free approaches to monitor cell-based assays provide an unprecedented, time-resolved and non-invasive view on the response of mammalian cells to chemical, biological or physical stimuli. The… Expand
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Oligolayer-coated nanoparticles: impact of surface topography at the nanobio interface.
Layer-by-layer coating of nanoparticles with a layer number in the single-digit range has gained increasing attention in the field of nanomedicinal research. However, the impact of using various… Expand
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Surface plasmon resonance sensors in cell biology: basics and application
Optical sensors based on the excitation of surface plasmons, referred to as surface plasmon resonance (SPR) sensors, have become a central analytical tool for characterizing and quantifying a wide… Expand
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Imaging of G protein-coupled receptors in solid-supported planar membranes at the single molecule level
Odorant receptors are an excellent example of natural superiority in specifically binding specific, small and hydrophobic molecules. They are of particular interest in the development of a sensor… Expand
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Surface Plasmon Fluorescence Techniques for Bioaffinity Studies
Among the various sensing principles proposed for bioaffinity studies, optical evanescent wave techniques have gained the lead in popularity. Next to evanescent ellipsometry [1] and the various… Expand
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OPTICS WITH NANO-SIZED STRUCTURES MADE FROM SEMICONDUCTORS AND (NOBLE) METALS
We summarize some of our efforts in synthesizing and characterizing nanoscopic objects fabricated from semiconducting materials and noble metals. The optical properties of colloidal semiconductors… Expand
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