André Tomalka

  Peer-Review articles

2025

• Elst T, Weidner S, Tomalka A, Hahn D, Paternoster FK, Seiberl W, Siebert T (2025). Consecutive SSCs increase the SSC effect in skinned rat muscle fibres. Pflugers Arch - Eur J Physiol. May 8. [link]
• Emond, W., Tomalka, A., Bektas, A., & Zare, M. (2025). Can We Estimate Motion Sickness Severity in Car Passengers Based on Individual Head Dynamics? Human Factors, 0(0). https://doi.org/10.1177/00187208251326683 [link]

2024

• Tomalka, A., Weidner, S., Hahn, D., Seiberl, W., & Siebert, T. (2024). Force re-development after shortening reveals a role for titin in stretch-shortening performance enhancement in skinned muscle fibres. J Exp Biol. Aug 9:jeb.247377. doi: 10.1242/jeb.247377. [link]
• Bubeck, F., Tomalka, A., Siebert, T., Roehrle, O., Gizzi, L. (2024). Altered muscle fibre activation in an antagonistic muscle pair due to perturbed afferent feedback caused by blood flow restriction. Journal of Electromyography and Kinesiology, 79, 102922. https://doi.org/10.1016/j.jelekin.2024.102922 [ link]
• Weidner, S., Tomalka, A., Rode, C., & Siebert, T. (2024). Impact of lengthening velocity on the generation of eccentric force by slow-twitch muscle fibers in long stretches.  Pflugers Arch. European Journal of Physiology. doi10.1007/s00424-024-02991-4 [link]
• Danesini, P. C., Heim, M., Tomalka, A., Siebert, T., & Ates, F. (2024). Endomysium determines active and passive force production in muscle fibers. Journal of Biomechanics, 168.10.1016/j.jbiomech.2024.112134 [link]

2023

• Rode C, Tomalka A, Blickhan R and Siebert T, 2023. Structurally motivated models to explain the muscle’s force-length relationship. Biophys. Journal 1–3. https://doi.org/10.1016/j.bpj.2023.05.026 [link]
• Tomalka A, 2023. Eccentric muscle contractions: from single muscle fibre to whole muscle mechanics. Pflugers Arch. 2023 Apr;475(4):421-435.  https://doi.org/10.1007/s00424-023-02794-z [link]

2022

• Tomalka A ^†, Heim M ^†, Klotz A, Rode C, Siebert T, 2022. Ultrastructural and kinetic evidence support that thick filaments slide through the Z-disc. Journal of the Royal Society Interface, doi: 10.1098/rsif.2022.0642 [link]
• Weidner, S, Tomalka, A, Rode, C, Siebert, T, 2022. How velocity impacts eccentric force generation of fully activated skinned skeletal muscle fibers in long stretches. J Appl Physiol [ link]

2021

• Tomalka, A, Weidner S, Hahn D, Seiberl W, Siebert T, 2021. Power amplification increases with increasing contraction velocity during stretch-shortening cycles of skinned muscles fibers. Front. Physiol., doi: 10.3389/fphys.2021.644981 [link]

2020

• Tomalka, A, Weidner S, Hahn D, Seiberl W, Siebert T, 2020. Cross-bridges and sarcomeric non-cross-bridge structures contribute to increased work in stretch-shortening cycles. Front. Physiol., doi: 10.3389/fphys.2020.00921  [link]

2019

• Tomalka, A, Röhrle, O, Han, J-C, Pham T, Taberner, AJ, Siebert, T (2019). Extensive eccentric contractions in intact cardiac trabeculae : revealing compelling differences in contractile behaviour compared to skeletal muscles.  Proc Biol Sci, 286.  [link]
• Borsdorf M, Tomalka A, Stutzig N, Morales-Orcajo E, Böl M, Siebert T (2019). Locational and directional dependencies of smooth muscle properties in pig urinary bladder. Front. Physiol. 10.3389/fphys.2019.00063 [link] 

2017

• Tomalka A, Borsdorf M, Böl M, Siebert T (2017) Porcine Stomach Smooth Muscle Force Depends on History-Effects. Front. Physiol. 8: 10.3389/fphys.2017.00802  [link]
• Siebert T, Tomalka A, Stutzig N, Leichsenring K, Böl M (2017) Changes in three-dimensional muscle structure of rabbit gastrocnemius, flexor digitorum longus, and tibialis anterior during growth. J Mech Behav Biomed Mater  74, 507-519   [link]
• Tomalka A, Rode C, Schumacher J & Siebert T. (2017). The active force-length relationship is invisible during extensive eccentric contractions in skinned skeletal muscle fibres. Proc. R. Soc. B 284: 20162497. http://dx.doi.org/10.1098/rspb.2016.2497  [link]

2016

• Rode C, Siebert T, Tomalka A & Blickhan R. (2016). Myosin filament sliding through the Z-disc relates striated muscle fibre structure to function.  Proc. R. Soc. B 283: 20153030. http://dx.doi.org/10.1098/rspb.2015.3030   [link]

long conference papers

• Farley, A., Yu, X., Tomalka, A., Siebert, T., & Sedlmair, M. (2025). LiftVR: A VR-Based Training System for Back-Friendly Lifting. 2025 IEEE Conference on Virtual Reality and 3D User Interfaces Abstracts and Workshops (VRW), 671–678. [ link]
• Siebert T, Tomalka A. (2024) The relationship between muscle fibre structure, force generation, and muscle function. Vortragsreihe der Forschergruppe FOR2722 “musculoskeletal extracellular matrix”. 13.6.2024, University of Cologne, Faculty of Medicine.
• Tomalka A., Heim M., Klotz A., Rode C., Siebert T. (2023) The relationship between muscle fiber structure, force generation, and muscle function. GEST: 23 German Exercise Science & Training Conference 2023, German Sport University Cologne, 9.-10.11.2023 
• Tomalka A., Heim M., Klotz A., Rode C., Siebert T. (2023) Myosin filament sliding through the Z-disc. DVS-Tagung der Sektion Biomechanik. Magdeburg, September 27-29, 2023.
• Siebert T, Weidner S, Rode C, Tomalka A. (2023) Impact of velocity on muscle force generation during long eccentric contractions. 28th Congress of the European Society of Biomechanics (ESB), 9-12 July 2023, Maastricht, The Netherlands, Book of Abstracts, p652 [link]
• Tomalka A. (2023). Recent investigations of the muscle´s force-length relationship. Flash talk at the 3 ^rd BioMechBW - Workshop on Mechanobiology, March 28, Stuttgart, Germany
• Tomalka A., Heim M., Klotz A., Rode C., Siebert T. (2022) Myosin filament sliding through the Z-disc. Poster presentation at the SimTech Status Seminar, July 4-6, Bad Boll, Germany
• Heim M., Tomalka A., Klotz A., Rode C., Siebert T (2021) The delta-state is not an artefact but an expression of fundamental skeletal muscle fiber mechanics. Poster presentation at the SimTech Status Seminar, October 11-14, Bad Boll, Germany
• Maamir, M, Siebert, T, Tomalka, A, Lafon, Y, Frechede, B. A rat muscle finite-element model to account for transverse loading effects. CMBBE 2021, 17th International Symposium on Computer Methods in Biomechanics and Biomedical Engineering, Sep 2021, Bonn, Germany. p 134. [link]
• Tomalka, A, Weidner, S, Hahn, D, Seiberl, W, and Siebert, T (2020). Cross-Bridges and Sarcomeric Non-cross-bridge Structures Contribute to Increased Work in Stretch-Shortening Cycles, 12 ^th Munich Muscle Meeting, online conference, December, 15 ^th, 2020
• Tomalka A,  Röhrle O, Han JC, Pham T, Taberner AJ, Siebert T (2019) Differences between cardiac and skeletal musculature: eccentric force generation and muscle structure, 48th European Muscle Conference, Canterbury, UK, September 7-11, 2019.
• Tomalka A,  Röhrle O, Han JC, Pham T, Taberner AJ, Siebert T (2019) Differences between cardiac and skeletal musculature: eccentric force generation and muscle structure, Konstanz, April 10-12, 2019.
• Tomalka A, Rode C, Schumacher J, Siebert T (2017) Force-length relation of skeletal muscle fibres in long eccentric contractions. DVS-Tagung der Sektion Biomechanik und Kognition. Leipzig, March 29-31, 2017.
• Siebert T, Tomalka A, Leichsenring K, Böl M (2017) Changes in three dimensional muscle structure during growth. EUROMECH Colloquium 585: Advanced experimental methods in tissue biomechanics Burg Warberg, Germany, February 12-16, 2017.

^†These authors contributed equally to this study.

• Belastungen und Anpassungen des Bewegungsapparates (M.Sc.)
• Multiperspektivische Bewegungsanalyse (M.Sc.)
• Fortgeschrittenenpraktikum (M.Sc.)
• Forschungswerkstatt (B.Sc.)
• Naturwissenschaftliches Seminar A (M.Ed.)
• Didaktik der Individualsportarten (kond.-energ.) (B.Ed.)
• Handball Grundfach (B.Ed.)

see my  profile on researchgate