Institutionen der Universität Bayreuth
Professur Experimentalphysik VI - Biologische Physik - Univ.-Prof. Dr. Holger Kress

Laforsch, Christian ; Vizsolyi, Eva Cseperke ; Ramsperger, Anja ; Wieland, Simon ; Brehm, Julian ; Ritschar, Sven ; Kress, Holger ; Löder, Martin G. J.:
Environmental Fate and Effects of Microplastics on Organisms.
In: Buettner, Andrea ; Weidner, Eckhard (Hrsg.): Springer Handbook of Circular Plastics Economy. - Cham : Springer, 2025 . - S. 793-807 . - (Springer Handbooks )
DOI: https://doi.org/10.1007/978-3-031-66209-6_40

Ramsperger, Anja ; Wieland, Simon ; Wilde, Magdalena V. ; Fröhlich, Thomas ; Kress, Holger ; Laforsch, Christian:
Cellular internalization pathways of environmentally exposed microplastic particles : Phagocytosis or macropinocytosis?
In: Journal of Hazardous Materials. Bd. 489 (2025) . - 137647.
DOI: https://doi.org/10.1016/j.jhazmat.2025.137647

Ramsperger, Anja:
Environmental Microplastics : How the Surface Properties of Microplastic Particles Determine their Particle-Cell Interactions.
Bayreuth , 2024 . - 335 S.
( Dissertation, 2023 , Universität Bayreuth, Bayreuther Graduiertenschule für Mathematik und Naturwissenschaften - BayNAT)
DOI: https://doi.org/10.15495/EPub_UBT_00007708

Eisentraut, Manuel:
Lighting the Path of Phagocytosis : Exploring Signaling Resolution and Rheological Parameters with Optical Tweezers.
Bayreuth , 2024 . - VII, 185 S.
( Dissertation, 2024 , Universität Bayreuth, Fakultät für Mathematik, Physik und Informatik)
DOI: https://doi.org/10.15495/EPub_UBT_00007716

Eisentraut, Manuel ; Sabri, Adal ; Kress, Holger:
The spatial resolution limit of phagocytosis.
In: Biophysical Journal. Bd. 122 (2023) Heft 5 . - S. 868-879.
DOI: https://doi.org/10.1016/j.bpj.2023.01.030

Wieland, Simon ; Balmes, Aylin ; Bender, Julian ; Kitzinger, Jonas ; Meyer, Felix ; Ramsperger, Anja ; Roeder, Franz ; Tengelmann, Caroline ; Wimmer, Benedik H. ; Laforsch, Christian ; Kress, Holger:
From properties to toxicity : comparing microplastics to other airborne microparticles.
In: Journal of Hazardous Materials. Bd. 428 (2022) . - 128151.
DOI: https://doi.org/10.1016/j.jhazmat.2021.128151

Brehm, Julian ; Wilde, Magdalena V. ; Reiche, Lukas ; Leitner, Lisa-Cathrin ; Petran, Benedict ; Meinhart, Marcel ; Wieland, Simon ; Ritschar, Sven ; Schott, Matthias ; Boos, Jan-Pascal ; Frei, Sven ; Kress, Holger ; Senker, Jürgen ; Greiner, Andreas ; Fröhlich, Thomas ; Laforsch, Christian:
In-depth characterization revealed polymer type and chemical content specific effects of microplastic on Dreissena bugensis.
In: Journal of Hazardous Materials. Bd. 437 (2022) . - 129351.
DOI: https://doi.org/10.1016/j.jhazmat.2022.129351

Witzmann, Thomas ; Ramsperger, Anja ; Wieland, Simon ; Laforsch, Christian ; Kress, Holger ; Fery, Andreas ; Auernhammer, Günter K.:
Repulsive Interactions of Eco-corona-Covered Microplastic Particles Quantitatively Follow Modeling of Polymer Brushes.
In: Langmuir. Bd. 38 (2022) Heft 29 . - S. 8748-8756.
DOI: https://doi.org/10.1021/acs.langmuir.1c03204

Ramsperger, Anja ; Jasinski, Julia ; Völkl, Matthias ; Witzmann, Thomas ; Meinhart, Marcel ; Jérôme, Valérie ; Kretschmer, Winfried ; Freitag, Ruth ; Senker, Jürgen ; Fery, Andreas ; Kress, Holger ; Scheibel, Thomas ; Laforsch, Christian:
Supposedly identical microplastic particles substantially differ in their material properties influencing particle-cell interactions and cellular responses.
In: Journal of Hazardous Materials. Bd. 425 (2022) . - 127961.
DOI: https://doi.org/10.1016/j.jhazmat.2021.127961

Klier, Johannes:
Lineare und nichtlineare Spektroskopie an Goldnanostrukturen und Graphen.
Bayreuth , 2020
(Masterarbeit, 2020, Universität Bayreuth, Fakultät für Mathematik, Physik und Informatik, Lehrstuhl Experimentalphysik III)

Ramsperger, Anja ; Narayana, Vinay Kumar Bangalore ; Gross, Wolfgang ; Mohanraj, John ; Thelakkat, Mukundan ; Greiner, Andreas ; Schmalz, Holger ; Kress, Holger ; Laforsch, Christian:
Environmental exposure enhances the internalization of microplastic particles into cells.
In: Science Advances. Bd. 6 (2020) Heft 50 . - eabd1211.
DOI: https://doi.org/10.1126/sciadv.abd1211

Rohrbach, Alexander ; Meyer, Tim ; Stelzer, Ernst H. K. ; Kress, Holger:
Measuring Stepwise Binding of Thermally Fluctuating Particles to Cell Membranes without Fluorescence.
In: Biophysical Journal. Bd. 118 (2020) Heft 8 . - S. 1850-1860.
DOI: https://doi.org/10.1016/j.bpj.2020.03.005

Ramsperger, Anja ; Stellwag, Anja C. ; Caspari, Anja ; Fery, Andreas ; Lüders, Tillmann ; Kress, Holger ; Löder, Martin G. J. ; Laforsch, Christian:
Structural Diversity in Early-Stage Biofilm Formation on Microplastics Depends on Environmental Medium and Polymer Properties.
In: Water. Bd. 12 (2020) Heft 11 . - 3216.
DOI: https://doi.org/10.3390/w12113216

Spanke, Hendrik T. ; Style, Robert W. ; François-Martin, Claire ; Feofilova, Maria ; Eisentraut, Manuel ; Kress, Holger ; Agudo-Canalejo, Jaime ; Dufresne, Eric R.:
Wrapping of Microparticles by Floppy Lipid Vesicles.
In: Physical Review Letters. Bd. 125 (2020) Heft 19 . - 198102.
DOI: https://doi.org/10.1103/PhysRevLett.125.198102

Schreck, Emanuel:
Topologieoptimierung eines Pleuels unter Berücksichtigung mehrerer Lastfälle : B02/19.
Bayreuth , 2019 . - 46 S.
( Bachelorarbeit, 2019 , Universität Bayreuth, Fakultät für Ingenieurwissenschaften, Lehrstuhl Konstruktionslehre/CAD)

Keller, Steve:
Abhängigkeit des phagosomalen Transportes von der Größe des Phagosomes.
Bayreuth , 2019 . - X, 171, XII-XXXII S.
( Dissertation, 2019 , Universität Bayreuth, Fakultät für Mathematik, Physik und Informatik)
DOI: https://doi.org/10.15495/EPub_UBT_00004409

Gross, Wolfgang ; Kress, Holger:
Optimization of experimental parameters for the mechanical characterization of thin elastic films.
In: Journal of Physics Communications. Bd. 3 (2019) Heft 5 . - 055021.
DOI: https://doi.org/10.1088/2399-6528/ab2374

Berghoff, Konrad:
Entwicklung einer Arbeitsstation zur optischen Mikromanipulation und Charakterisierung des Einflusses von Aktin auf die Zellmechanik der Phagozytose.
Bayreuth , 2018 . - ix, 151 S.
( Dissertation, 2019 , Universität Bayreuth, Fakultät für Mathematik, Physik und Informatik)

Werner, Marco ; Auth, Thorsten ; Beales, Paul A. ; Fleury, Jean Baptiste ; Höök, Fredrik ; Kress, Holger ; Van Lehn, Reid C. ; Müller, Marcus ; Petrov, Eugene P. ; Sarkisov, Lev ; Sommer, Jens-Uwe ; Baulin, Vladimir A.:
Nanomaterial interactions with biomembranes: Bridging the gap between soft matter models and biological context.
In: Biointerphases. Bd. 13 (2018) Heft 2 . - 028501.
DOI: https://doi.org/10.1116/1.5022145

Keller, Steve ; Berghoff, Konrad ; Kress, Holger:
Phagosomal transport depends strongly on phagosome size.
In: Scientific Reports. Bd. 7 (Dezember 2017) Heft 1 . - 17068.
DOI: https://doi.org/10.1038/s41598-017-17183-7

Zahn, Christina ; Keller, Steve ; Toro-Nahuelpan, Mauricio ; Dorscht, Philipp ; Gross, Wolfgang ; Laumann, Matthias ; Gekle, Stephan ; Zimmermann, Walter ; Schüler, Dirk ; Kress, Holger:
Measurement of the magnetic moment of single Magnetospirillum gryphiswaldense cells by magnetic tweezers.
In: Scientific Reports. Bd. 7 (Juni 2017) Heft 1 . - 3558.
DOI: https://doi.org/10.1038/s41598-017-03756-z

Berghoff, Konrad ; Keller, Steve ; Gross, Wolfgang ; Gebhardt, Lisa ; Kress, Holger:
Application of optical tweezers for biochemical and thermal cell stimulation.
In: Glückstad, Jesper ; Palima, Darwin (Hrsg.): Light Robotics : Structure-Mediated Nanobiophotonics. - Amsterdam : Elsevier, 2017 . - S. 385-410 . - (Nanophotonics Series )
DOI: https://doi.org/10.1016/B978-0-7020-7096-9.00013-6

Gross, Wolfgang ; Kress, Holger:
Simultaneous measurement of the Young's modulus and the Poisson ratio of thin elastic layers.
In: Soft Matter. Bd. 13 (2017) . - S. 1048-1055.
DOI: https://doi.org/10.1039/C6SM02470J

Harman, Michael W. ; Hamby, Alex E. ; Boltyanskiy, Ross ; Belperron, Alexia A. ; Bockenstedt, Linda K. ; Kress, Holger ; Dufresne, Eric R. ; Wolgemuth, Charles W.:
Vancomycin Reduces Cell Wall Stiffness and Slows Swim Speed of the Lyme Disease Bacterium.
In: Biophysical Journal. Bd. 112 (2017) Heft 4 . - S. 746-754.
DOI: https://doi.org/10.1016/j.bpj.2016.12.039

Sitters, Gerrit ; Laurens, Niels ; de Rijk, Emile ; Kress, Holger ; Peterman, Erwin J. G. ; Wuite, Gijs J. L.:
Optical Pushing : A Tool for Parallelized Biomolecule Manipulation.
In: Biophysical Journal. Bd. 110 (2016) Heft 1 . - S. 44-50.
DOI: https://doi.org/10.1016/j.bpj.2015.11.028

van Zijp, H. M. ; Barendrecht, Arjan D. ; Riegman, J. ; Goudsmits, Joris M. H. ; de Jong, Arthur M. ; Kress, Holger ; Prins, Menno W. J.:
Quantification of platelet-surface interactions in real-time using intracellular calcium signaling.
In: Biomedical Microdevices. Bd. 16 (2014) Heft 2 . - S. 217-227.
DOI: https://doi.org/10.1007/s10544-013-9825-1

Mejean, Cecile O. ; Schaefer, Andrew W. ; Buck, Kenneth B. ; Kress, Holger ; Shundrovsky, Alla ; Merrill, Jason W. ; Dufresne, Eric R. ; Forscher, Paul:
Elastic Coupling of Nascent apCAM Adhesions to Flowing Actin Networks.
In: PLoS One. Bd. 8 (2013) Heft 9 . - e73389.
DOI: https://doi.org/10.1371/journal.pone.0073389

Irmscher, Matthias ; de Jong, Arthur M. ; Kress, Holger ; Prins, Menno W. J.:
A method for time-resolved measurements of the mechanics of phagocytic cups.
In: Interface : Journal of the Royal Society. Bd. 10 (2013) Heft 82 . - 20121048.
DOI: https://doi.org/10.1098/rsif.2012.1048

Irmscher, Matthias ; de Jong, Arthur M. ; Kress, Holger ; Prins, Menno W. J.:
Probing the Cell Membrane by Magnetic Particle Actuation and Euler Angle Tracking.
In: Biophysical Journal. Bd. 102 (2012) Heft 3 . - S. 698-708.
DOI: https://doi.org/10.1016/j.bpj.2011.12.054

Hawlena, Dror ; Kress, Holger ; Dufresne, Eric R. ; Schmitz, Oswald J.:
Grasshoppers alter jumping biomechanics to enhance escape performance under chronic risk of spider predation.
In: Functional Ecology. Bd. 25 (2011) Heft 1 . - S. 279-288.
DOI: https://doi.org/10.1111/j.1365-2435.2010.01767.x

Xu, Wenwen ; Wang, Ping ; Petri, Björn ; Zhang, Yong ; Tang, Wenwen ; Sun, Le ; Kress, Holger ; Manes, Thomas D. ; Shi, Yan ; Kubes, Paul ; Wu, Dianqing:
Integrin-Induced PIP5K1C Kinase Polarization Regulates Neutrophil Polarization, Directionality, and In Vivo Infiltration.
In: Immunity. Bd. 33 (2010) Heft 3 . - S. 340-350.
DOI: https://doi.org/10.1016/j.immuni.2010.08.015

Kress, Holger ; Park, Jin-Gyu ; Mejean, Cecile O. ; Forster, Jason D. ; Park, Jason ; Walse, Spencer S. ; Zhang, Yong ; Wu, Dianqing ; Weiner, Orion D. ; Fahmy, Tarek M. ; Dufresne, Eric R.:
Cell stimulation with optically manipulated microsources.
In: Nature Methods. Bd. 6 (2009) . - S. 905-909.
DOI: https://doi.org/10.1038/nmeth.1400

Colombelli, Julien ; Besser, Achim ; Kress, Holger ; Reynaud, Emmanuel G. ; Girard, Philippe ; Caussinus, Emmanuel ; Haselmann, Uta ; Small, John V. ; Schwarz, Ulrich S. ; Stelzer, Ernst H. K.:
Mechanosensing in actin stress fibers revealed by a close correlation between force and protein localization.
In: Journal of Cell Science. Bd. 122 (2009) Heft 10 . - S. 1665-1679.
DOI: https://doi.org/10.1242/jcs.042986

Kress, Holger ; Stelzer, Ernst H. K. ; Holzer, Daniela ; Buss, Folma ; Griffiths, Gareth ; Rohrbach, Alexander:
Filopodia act as phagocytic tentacles and pull with discrete steps and a load-dependent velocity.
In: Proceedings of the National Academy of Sciences of the United States of America. Bd. 104 (2007) Heft 28 . - S. 11633-11638.
DOI: https://doi.org/10.1073/pnas.0702449104

Kress, Holger:
Cell mechanics during phagocytosis studied by optical tweezers-based microscopy.
Göttingen : Cuvillier Verlag , 2006
( Dissertation, 2006, Universität Heidelberg)

Anes, Elsa ; Peyron, Pascale ; Staali, Leila ; Jordao, Luisa ; Gutierrez, Maximiliano G. ; Kress, Holger ; Hagedorn, Monica ; Maridonneau-Parini, Isabelle ; Skinner, Mhairi A. ; Wildeman, Alan G. ; Kalamidas, Stefanos A. ; Kuehnel, Mark ; Griffiths, Gareth:
Dynamic life and death interactions between Mycobacterium smegmatis and J774 macrophages.
In: Cellular Microbiology. Bd. 8 (2006) Heft 6 . - S. 939-960.
DOI: https://doi.org/10.1111/j.1462-5822.2005.00675.x

Kress, Holger ; Stelzer, Ernst H. K. ; Griffiths, Gareth ; Rohrbach, Alexander:
Control of relative radiation pressure in optical traps : Application to phagocytic membrane binding studies.
In: Physical Review E. Bd. 71 (2005) Heft 6 . - 061927.
DOI: https://doi.org/10.1103/PhysRevE.71.061927

Kress, Holger ; Stelzer, Ernst H. K. ; Rohrbach, Alexander:
Measuring and adjusting the trapping position in optical tweezers.
In: DGaO-Proceedings. (2005) .

Rohrbach, Alexander ; Kress, Holger ; Stelzer, Ernst H. K.:
Reply to comment on "Trapping force, force constant, and potential depths for dielectric spheres in the presence of spherical aberrations".
In: Applied Optics. Bd. 43 (2004) Heft 9 . - S. 1827-1829.
DOI: https://doi.org/10.1364/AO.43.001827

Kress, Holger ; Stelzer, Ernst H. K. ; Rohrbach, Alexander:
Tilt angle dependent three-dimensional-position detection of a trapped cylindrical particle in a focused laser beam.
In: Applied Physics Letters. Bd. 84 (2004) Heft 21 . - S. 4271-4273.
DOI: https://doi.org/10.1063/1.1737056

Jonkman, James E. N. ; Swoger, Jim ; Kress, Holger ; Rohrbach, Alexander ; Stelzer, Ernst H. K.:
Resolution in optical microscopy.
In: Marriott, Gerard ; Parker, Ian (Hrsg.): Biophotonics. Part A. - Amsterdam : Academic Press, 2003 . - S. 416-446 . - (Methods in Enzymology ; 360 )
DOI: https://doi.org/10.1016/S0076-6879(03)60122-9

Rohrbach, Alexander ; Kress, Holger ; Stelzer, Ernst H. K.:
Three-dimensional tracking of small spheres in focused laser beams : influence of the detection angular aperture.
In: Optics Letters. Bd. 28 (2003) Heft 6 . - S. 411-413.
DOI: https://doi.org/10.1364/OL.28.000411