Search Results - "Helbig, Ralf"

Bioadhesion in the oral cavity and approaches for biofilm management by surface modifications by Sterzenbach, Torsten, Helbig, Ralf, Hannig, Christian, Hannig, Matthias

“…Background All soft and solid surface structures in the oral cavity are covered by the acquired pellicle followed by bacterial colonization. This applies for…”
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Smart skin patterns protect springtails by Helbig, Ralf, Nickerl, Julia, Neinhuis, Christoph, Werner, Carsten

“…Springtails, arthropods who live in soil, in decaying material, and on plants, have adapted to demanding conditions by evolving extremely effective and robust…”
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Fabrication of multifunctional titanium surfaces by producing hierarchical surface patterns using laser based ablation methods by Zwahr, Christoph, Helbig, Ralf, Werner, Carsten, Lasagni, Andrés Fabián

“…Textured implant surfaces with micrometer and sub-micrometer features can improve contact properties like cell adhesion and bacteria repellency. A critical…”
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Bioadhesion on Textured Interfaces in the Human Oral Cavity-An In Situ Study by Helbig, Ralf, Hannig, Matthias, Basche, Sabine, Ortgies, Janis, Killge, Sebastian, Hannig, Christian, Sterzenbach, Torsten

“…Extensive biofilm formation on materials used in restorative dentistry is a common reason for their failure and the development of oral diseases like…”
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Evaluation of Surface Microtopography Engineered by Direct Laser Interference for Bacterial Anti-Biofouling by Valle, Jaione, Burgui, Saioa, Langheinrich, Denise, Gil, Carmen, Solano, Cristina, Toledo-Arana, Alejandro, Helbig, Ralf, Lasagni, Andrés, Lasa, Iñigo

“…Modification of the biomaterial surface topography is a promising strategy to prevent bacterial adhesion and biofilm formation. In this study, we use direct…”
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Understanding Beta-Lactam-Induced Lysis at the Single-Cell Level by Wong, Felix, Wilson, Sean, Helbig, Ralf, Hegde, Smitha, Aftenieva, Olha, Zheng, Hai, Liu, Chenli, Pilizota, Teuta, Garner, Ethan C., Amir, Ariel, Renner, Lars D.

“…Mechanical rupture, or lysis, of the cytoplasmic membrane is a common cell death pathway in bacteria occurring in response to β-lactam antibiotics. A better…”
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Multi‐mode grounding and monophasic passive discharge stimulation avoid aberrant facial nerve stimulation following cochlear implantation by Zellhuber, Nina, Helbig, Ralf, James, Paul, Bloching, Marc, Lyutenski, Stefan

“…We report on a case with severe facial nerve stimulation via a cochlea‐facial nerve dehiscence that was most likely the result of prolonged occlusive…”
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Biphasic Textures Reducing Bacterial Surface Colonization in the Human Oral Cavity by Helbig, Ralf, Hannig, Christian, Basche, Sabine, Ortgies, Janis, Hannig, Matthias, Sterzenbach, Torsten

“…Bacterial colonization occurs on all biological and artificial surfaces in the oral cavity. The formation of multicellular biofilms or settlement of…”
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Cochlear reimplantation from mid‐scala to lateral wall electrode array: Surgical and hearing outcome by Lyutenski, Stefan, Zellhuber, Nina, Helbig, Ralf, James, Paul, Bloching, Marc

“…A mid‐scala cochlear implant electrode array, which was inserted with an atraumatic round window approach, could be replaced with longer lateral wall electrode…”
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Impact of the springtail's cuticle nanotopography on bioadhesion and biofilm formation in vitro and in the oral cavity by Hannig, Christian, Helbig, Ralf, Hilsenbeck, Julia, Werner, Carsten, Hannig, Matthias

“…Springtails (Collembola) have a nanostructured cuticle. To evaluate and to understand anti-biofouling properties of springtail cuticles’ morphology under…”
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Embossed sub-micron DLIP and LIPSS textures on polypropylene delay surface colonization of Staphylococcus aureus by Schell, Frederic, Helbig, Ralf, Bouchard, Felix, Zwahr, Christoph, Renner, Lars D., Lasagni, Andrés F.

“…•Sub-micron DLIP and LIPSS textures were fabricated on stainless steel stamps.•The textures were transferred to polypropylene by hot-embossing.•S. aureus…”
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Wetting Resistance at Its Topographical Limit: The Benefit of Mushroom and Serif T Structures by Hensel, René, Helbig, Ralf, Aland, Sebastian, Braun, Hans-Georg, Voigt, Axel, Neinhuis, Christoph, Werner, Carsten

“…Springtails (Collembola) are wingless arthropods adapted to cutaneous respiration in temporarily rain-flooded habitats. They immediately form a plastron,…”
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Multicolor Patterning of 2D Semiconductor Nanoplatelets by Samadi Khoshkhoo, Mahdi, Prudnikau, Anatol, Chashmejahanbin, Mohammad Reza, Helbig, Ralf, Lesnyak, Vladimir, Cuniberti, Gianaurelio

“…Nanocrystal micro/nanoarrays with multiplexed functionalities are of broad interest in the field of nanophotonics, cellular dynamics, and biosensing due to…”
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Discovery of a structural class of antibiotics with explainable deep learning by Wong, Felix, Zheng, Erica J., Valeri, Jacqueline A., Donghia, Nina M., Anahtar, Melis N., Omori, Satotaka, Li, Alicia, Cubillos-Ruiz, Andres, Krishnan, Aarti, Jin, Wengong, Manson, Abigail L., Friedrichs, Jens, Helbig, Ralf, Hajian, Behnoush, Fiejtek, Dawid K., Wagner, Florence F., Soutter, Holly H., Earl, Ashlee M., Stokes, Jonathan M., Renner, Lars D., Collins, James J.

“…The discovery of novel structural classes of antibiotics is urgently needed to address the ongoing antibiotic resistance crisis 1 – 9 . Deep learning…”
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Entropic repulsion of cholesterol-containing layers counteracts bioadhesion by Friedrichs, Jens, Helbig, Ralf, Hilsenbeck, Julia, Pandey, Prithvi Raj, Sommer, Jens-Uwe, Renner, Lars David, Pompe, Tilo, Werner, Carsten

“…Control of adhesion is a striking feature of living matter that is of particular interest regarding technological translation 1 – 3 . We discovered that…”
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Biologically Inspired Omniphobic Surfaces by Reverse Imprint Lithography by Hensel, René, Finn, Andreas, Helbig, Ralf, Braun, Hans-Georg, Neinhuis, Christoph, Fischer, Wolf-Joachim, Werner, Carsten

“…Springtail skin morphology is translated into robust omniphobic polymer membranes by reverse imprint lithography. The combination of overhanging cross‐sections…”
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Controlling Surface Wettability for Automated In Situ Array Synthesis and Direct Bioscreening by Lin, Weilin, Gandhi, Shanil, Oviedo Lara, Alan Rodrigo, Thomas, Alvin K., Helbig, Ralf, Zhang, Yixin

“…The in situ synthesis of biomolecules on glass surfaces for direct bioscreening can be a powerful tool in the fields of pharmaceutical sciences, biomaterials,…”
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The impact of structure dimensions on initial bacterial adhesion by Helbig, Ralf, Günther, Denise, Friedrichs, Jens, Rößler, Florian, Lasagni, Andrés, Werner, Carsten

“…Substrate topography can have profound effects on initial bacterial adhesion during biofilm formation. We applied Staphylococcus epidermidis and Escherichia…”
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In Situ Experiments To Reveal the Role of Surface Feature Sidewalls in the Cassie–Wenzel Transition by Hensel, René, Finn, Andreas, Helbig, Ralf, Killge, Sebastian, Braun, Hans-Georg, Werner, Carsten

“…Waterproof and self-cleaning surfaces continue to attract much attention as they can be instrumental in various different technologies. Such surfaces are…”
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Tunable nano-replication to explore the omniphobic characteristics of springtail skin by Hensel, René, Helbig, Ralf, Aland, Sebastian, Voigt, Axel, Neinhuis, Christoph, Werner, Carsten

“…Springtails (Collembola) are wingless arthropods adapted to cutaneous respiration in temporarily rain-flooded and microbially contaminated habitats by a…”
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