Search Results - "Heymann, Michael"
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Beating Vesicles: Encapsulated Protein Oscillations Cause Dynamic Membrane Deformations
Published in Angewandte Chemie International Edition (10-12-2018)“…The bacterial Min protein system was encapsulated in giant unilamellar vesicles (GUVs). Using confocal fluorescence microscopy, we identified several distinct…”
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Testing Turing's theory of morphogenesis in chemical cells
Published in Proceedings of the National Academy of Sciences - PNAS (25-03-2014)“…Alan Turing, in "The Chemical Basis of Morphogenesis" [Turing AM (1952) Philos Trans R Soc Lond 237(641):37—72], described how, in circular arrays of identical…”
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Ultracompact 3D microfluidics for time-resolved structural biology
Published in Nature communications (31-01-2020)“…To advance microfluidic integration, we present the use of two-photon additive manufacturing to fold 2D channel layouts into compact free-form 3D fluidic…”
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Time-resolved serial crystallography captures high-resolution intermediates of photoactive yellow protein
Published in Science (American Association for the Advancement of Science) (05-12-2014)“…Serial femtosecond crystallography using ultrashort pulses from x-ray free electron lasers (XFELs) enables studies of the light-triggered dynamics of…”
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5
Cell-free protein synthesis in micro compartments: building a minimal cell from biobricks
Published in New biotechnology (25-10-2017)“…•Bottom-up construction of minimal cells.•Advances in cell free protein synthesis in synthetic biology.•Microfluidic high-throughput methods. The construction…”
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A low-cost fluorescence reader for in vitro transcription and nucleic acid detection with Cas13a
Published in PloS one (18-12-2019)“…Point-of-care testing (POCT) in low-resource settings requires tools that can operate independently of typical laboratory infrastructure. Due to its favorable…”
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FtsZ induces membrane deformations via torsional stress upon GTP hydrolysis
Published in Nature communications (03-06-2021)“…FtsZ is a key component in bacterial cell division, being the primary protein of the presumably contractile Z ring. In vivo and in vitro, it shows two…”
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Freeze-thaw cycles induce content exchange between cell-sized lipid vesicles
Published in New journal of physics (18-05-2018)“…Early protocells are commonly assumed to consist of an amphiphilic membrane enclosing an RNA-based self-replicating genetic system and a primitive metabolism…”
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Shaping Giant Membrane Vesicles in 3D‐Printed Protein Hydrogel Cages
Published in Small (Weinheim an der Bergstrasse, Germany) (01-07-2020)“…Giant unilamellar phospholipid vesicles are attractive starting points for constructing minimal living cells from the bottom‐up. Their membranes are compatible…”
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The MinDE system is a generic spatial cue for membrane protein distribution in vitro
Published in Nature communications (26-09-2018)“…The E. coli MinCDE system has become a paradigmatic reaction–diffusion system in biology. The membrane-bound ATPase MinD and ATPase-activating protein MinE…”
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Cell-free expression of RNA encoded genes using MS2 replicase
Published in Nucleic acids research (18-11-2019)“…Abstract RNA replicases catalyse transcription and replication of viral RNA genomes. Of particular interest for in vitro studies are phage replicases due to…”
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Rapid prototyping of cyclic olefin copolymer (COC) microfluidic devices
Published in Sensors and actuators. B, Chemical (01-08-2017)“…•Low cost prototyping of thermoplastic microfluidics.•Movies illustrate all process steps.•Surface treatments render channels hydrophilic, fluorophilic or…”
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Membrane association and remodeling by intraflagellar transport protein IFT172
Published in Nature communications (08-11-2018)“…The cilium is an organelle used for motility and cellular signaling. Intraflagellar transport (IFT) is a process to move ciliary building blocks and signaling…”
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Helium-electrospray improves sample delivery in X-ray single-particle imaging experiments
Published in Scientific reports (22-02-2024)“…Imaging the structure and observing the dynamics of isolated proteins using single-particle X-ray diffractive imaging (SPI) is one of the potential…”
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3D printed devices and infrastructure for liquid sample delivery at the European XFEL
Published in Journal of synchrotron radiation (01-03-2022)“…The Sample Environment and Characterization (SEC) group of the European X‐ray Free‐Electron Laser (EuXFEL) develops sample delivery systems for the various…”
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Development of a flat jet delivery system for soft X‐ray spectroscopy at MAX IV
Published in Journal of synchrotron radiation (01-09-2024)“…One of the most challenging aspects of X‐ray research is the delivery of liquid sample flows into the soft X‐ray beam. Currently, cylindrical microjets are the…”
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Enhancing electrospray ionization efficiency for particle transmission through an aerodynamic lens stack
Published in Journal of synchrotron radiation (01-03-2024)“…This work investigates the performance of the electrospray aerosol generator at the European X‐ray Free Electron Laser (EuXFEL). This generator is, together…”
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18
Reconstitution and Coupling of DNA Replication and Segregation in a Biomimetic System
Published in Chembiochem : a European journal of chemical biology (15-10-2019)“…A biomimetic system capable of replication and segregation of genetic material constitutes an essential component for the future design of a minimal synthetic…”
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Lipidic cubic phase serial millisecond crystallography using synchrotron radiation
Published in IUCrJ (01-03-2015)“…Lipidic cubic phases (LCPs) have emerged as successful matrixes for the crystallization of membrane proteins. Moreover, the viscous LCP also provides a highly…”
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Microfluidic Chips for In Situ Crystal X-ray Diffraction and In Situ Dynamic Light Scattering for Serial Crystallography
Published in Journal of visualized experiments (24-04-2018)“…This protocol describes fabricating microfluidic devices with low X-ray background optimized for goniometer based fixed target serial crystallography. The…”
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