Dieses Bild zeigt Michael Schweikert

Michael Schweikert

Herr PD Dr.

Wissenschaftlicher Mitarbeiter
Institut für Biomaterialien und biomolekulare Systeme
Abteilung Biobasierte Materialien


+49 711 685 65085
+49 711 685 65096

Visitenkarte (VCF)

Pfaffenwaldring 57
70569 Stuttgart
Raum: 2.231 (Pfaffenwaldring 31)


Nach Absprache.

  1. Kohl, J., Schweikert, M., Klaas, N., Lemloh, M.-L.: Intracellular bioaccumulation of the rare earth element Gadolinium in ciliate cells resulting in biogenic particle formation and excretion. Scientific Reports. 13, 5650 (2023). https://doi.org/10.1038/s41598-023-32596-3.
  2. Strohm, S.B., Inckemann, S.E., Gao, K., Schweikert, M., Lemloh, M.-L., Schmahl, W.W., Jordan, G.: On the nucleation of ikaite (CaCO3x6H2O) – A comparative study in the presence and absence of mineral surfaces. Chemical Geology. 611, 121089 (2022). https://doi.org/10.1016/j.chemgeo.2022.121089.
  3. Hörning, M., Schertel, A., Schneider, R., Lemloh, M.-L., Schweikert, M.R., Weiss, I.M.: Mineralized scale patterns on the cell periphery of the chrysophyte Mallomonas determined by comparative 3D Cryo-FIB SEM data processing. Journal of Structural Biology. 209, 107403 (2020). https://doi.org/10.1016/j.jsb.2019.10.005.
  4. Cavaleiro, J., Oliveira, N.B., Ribeiro, T.A., Guimarães, L.F., Fernandes, N.M., Silva-Neto, I.D., Marszaukowski, F., Wohnrath, K., Barreto, C.B., Schweikert, M., Petroni, G., Ortenzi, C., Buonanno, F., Picciani, P.H.S., Oliveira, O.N., Soares, C.A.G.: Distinguishing Activities in the Photodynamic Arsenals of the Pigmented Ciliates              Blepharisma sinuosum              Sawaya, 1940 and              Blepharisma japonicum              Suzuki, 1954 (Ciliophora: Heterotrichea). Photochemistry and Photobiology. (2020). https://doi.org/10.1111/php.13288.
  5. Gerbersdorf, S.U., Koca, K., deBeer, D., Chennu, A., Noss, C., Risse-Buhl, U., Weitere, M., Eiff, O., Wagner, M., Aberle, J., Schweikert, M., Terheiden, K.: Exploring flow-biofilm-sediment interactions: Assessment of current status and future challenges. Water Research. 116182 (2020). https://doi.org/10.1016/j.watres.2020.116182.
  6. Junghans, L., Teleki, A., Wijaya, A.W., Becker, M., Schweikert, M., Takors, R.: From nutritional wealth to autophagy: In vivo metabolic dynamics in the cytosol, mitochondrion and shuttles of IgG producing CHO cells. Metabolic Engineering. 54, 145--159 (2019). https://doi.org/10.1016/j.ymben.2019.02.005.
  7. Schweikert, M.: Beiträge zu den Algen Baden-Württembergs,  Bd. 2 e Euglenozoa Verlag Manfred Hennecke. (2018).
  8. Southan, A., Lang, T., Schweikert, M., Tovar, G.E.M., Wege, C., Eiben, S.: Covalent incorporation of tobacco mosaic virus increases the stiffness of poly(ethylene glycol) diacrylate hydrogels. RSC Adv. 8, 4686–4694 (2018). https://doi.org/10.1039/C7RA10364F.
  9. Potekhin, A., Schweikert, M., Nekrasova, I., Vitali, V., Schwarzer, S., Anikina, A., Kaltz, O., Petroni, G., Schrallhammer, M.: Complex life cycle, broad host range and adaptation strategy of the intranuclear Paramecium symbiont Preeria caryophila comb. nov. FEMS Microbiology Ecology. 94, (2018). https://doi.org/doi.org/10.1093/femsec/fiy076.
  10. Siegmund, L., Schweikert, M., Fischer, M.S., Wostemeyer, J.: Bacterial Surface Traits Influence Digestion by Tetrahymena pyriformis and Alter Opportunity to Escape from Food Vacuoles. Journal of Eukaryotic Microbiology. 65, (2018). https://doi.org/10.1111/jeu.12504.
  11. Sabaneyeva, E., Castelli, M., Szokoli, F., Benken, K., Lebedeva, N., Salvetti, A., Schweikert, M., Fokin, S., Petroni, G.: Host and Symbiont Intraspecific Variability: The Case of Paramecium Calkinsi and ``Candidatus Trichorickettsia Mobilis’’. European Journal of Protistology. 62, 79–94 (2018). https://doi.org/10.1016/j.ejop.2017.12.002.
  12. da Silva Paiva, T., Küppers, G.C., Lahr, D.J.G., Schweikert, M., da Silva-Neto, I.D.: Discomorphella pedroeneasi Sp. Nov. (Ciliophora, Odontostomatida): An Anaerobic Ciliate Hosting Multiple Cytoplasmic and Macronuclear Endocytobionts. European Journal of Protistology. 58, 103–134 (2017). https://doi.org/10.1016/j.ejop.2017.01.002.
  13. Sabaneyeva, E., Castelli, M., Szokoli, F., Benken, K., Lebedeva, N., Salvetti, A., Schweikert, M., Fokin, S., Petroni, G.: Host and Symbiont Intraspecific Variability: The Case of Paramecium Calkinsi and “Candidatus Trichorickettsia Mobilis.” (2017). https://doi.org/10.1016/j.ejop.2017.12.002.
  14. Grossmann, L., Bock, C., Schweikert, M., Boenigk, J.: Small but Manifold – Hidden Diversity in ``Spumella-like Flagellates’’. The Journal of Eukaryotic Microbiology. 63, 419–439 (2016). https://doi.org/10.1111/jeu.12287.
  15. Schweikert, M.: Biology of parasitic heterotrophic nanoflagellates : parasitoids of diatoms. Springer Japan, Tokyo (2015). https://doi.org/10.1007/978-4-431-55130-0_21.
  16. Vannini, C., Boscaro, V., Ferrantini, F., Benken, K.A., Mironov, T.I., Schweikert, M., Görtz, H.-D., Fokin, S.I., Sabaneyeva, E.V., Petroni, G.: Flagellar Movement in Two Bacteria of the Family Rickettsiaceae: A Re-Evaluation of Motility in an Evolutionary Perspective. PLOS ONE. 9, e87718 (2014). https://doi.org/10.1371/journal.pone.0087718.
  17. de Castro, L.A.M., Küppers, G.C., Schweikert, M., Harada, M.L., Paiva, T. da S.: Ciliates from Eutrophized Water in the Northern Brazil and Morphology of Cristigera Hammeri Wilbert, 1986 (Ciliophora, Scuticociliatia). European Journal of Protistology. 50, 122–133 (2014). https://doi.org/10.1016/j.ejop.2014.01.005.
  18. Urban, C., Sohn, K., Lottspeich, F., Brunner, H., Rupp, S.: Identification of Cell Surface Determinants in Candida Albicans Reveals Tsa1p, a Protein Differentially Localized in the Cell. FEBS Letters. 544, 228–235 (2013). https://doi.org/10.1016/S0014-5793(03)00455-1.
  19. Hoppenrath, M., Chomérat, N., Horiguchi, T., Schweikert, M., Nagahama, Y., Murray, S.: Taxonomy and Phylogeny of the Benthic Prorocentrum Species (Dinophyceae)A Proposal and Review. Harmful Algae. 27, 1–28 (2013). https://doi.org/10.1016/j.hal.2013.03.006.
  20. Schrallhammer, M., Ferrantini, F., Vannini, C., Galati, S., Schweikert, M., Görtz, H.-D., Verni, F., Petroni, G.: `Candidatus Megaira Polyxenophila’ Gen. Nov., Sp. Nov.: Considerations on Evolutionary History, Host Range and Shift of Early Divergent Rickettsiae. PLOS ONE. 8, e72581 (2013). https://doi.org/10.1371/journal.pone.0072581.
  21. Boscaro, V., Schrallhammer, M., Benken, K.A., Krenek, S., Szokoli, F., Berendonk, T.U., Schweikert, M., Verni, F., Sabaneyeva, E.V., Petroni, G.: Rediscovering the Genus Lyticum, Multiflagellated Symbionts of the Order Rickettsiales. Scientific Reports. 3, (2013). https://doi.org/10.1038/srep03305.
  22. Lemloh, M.-L., Marin, F., Herbst, F., Plasseraud, L., Schweikert, M., Baier, J., Bill, J., Brümmer, F.: Genesis of Amorphous Calcium Carbonate Containing Alveolar Plates in the Ciliate Coleps Hirtus (Ciliophora, Prostomatea). Journal of Structural Biology. 181, 155–161 (2013). https://doi.org/10.1016/j.jsb.2012.12.001.
  23. Schweikert, M., Fujishima, M., Görtz, H.-D.: Symbiotic Associations Between Ciliates and Prokaryotes. In: The Prokaryotes. pp. 427–463. Springer, Berlin, Heidelberg (2013). https://doi.org/10.1007/978-3-642-30194-0_18.
  24. Schrallhammer, M., Galati, S., Altenbuchner, J., Schweikert, M., Görtz, H.-D., Petroni, G.: Tracing the Role of R-Bodies in the Killer Trait: Absence of Toxicity of R-Body Producing Recombinant E. Coli on Paramecia. European Journal of Protistology. 48, 290–296 (2012). https://doi.org/10.1016/j.ejop.2012.01.008.
  25. Godrijan, J., Marić, D., Imesek, M., Janeković, I., Schweikert, M., Pfannkuchen, M.: Diversity, Occurrence, and Habitats of the Diatom Genus Bacteriastrum (Bacillariophyta) in the Northern Adriatic Sea, with the Description of B. Jadranum Sp. Nov. Botanica Marina. 55, 415--426 (2012). https://doi.org/10.1515/bot-2011-0021.
  26. Gottschling, M., Soehner, S., Zinssmeister, C., John, U., Plötner, J., Schweikert, M., Aligizaki, K., Elbrächter, M.: Delimitation of the Thoracosphaeraceae (Dinophyceae), Including the Calcareous Dinoflagellates, Based on Large Amounts of Ribosomal RNA Sequence Data. Protist. 163, 15–24 (2012). https://doi.org/10.1016/j.protis.2011.06.003.
  27. Schrallhammer, M., Schweikert, M., Vallesi, A., Verni, F., Petroni, G.: Detection of a Novel Subspecies of Francisella Noatunensis as Endosymbiont of the Ciliate Euplotes Raikovi. Microbial Ecology. 61, 455–464 (2011). https://doi.org/10.1007/s00248-010-9772-9.
  28. Dunthorn, M., Eppinger, M., Schwarz, M.V.J., Schweikert, M., Boenigk, J., Katz, L.A., Stoeck, T.: Phylogenetic Placement of the Cyrtolophosididae Stokes, 1888 (Ciliophora; Colpodea) and Neotypification of Aristerostoma Marinum Kahl, 1931. International Journal of Systematic and Evolutionary Microbiology. 59, 167–180 (2009). https://doi.org/10.1099/ijs.0.000935-0.
  29. Schrallhammer, M., Schweikert, M.: The Killer Effect of Paramecium and Its Causative Agents. In: Endosymbionts in Paramecium. pp. 227–246. Springer, Berlin, Heidelberg (2009). https://doi.org/10.1007/978-3-540-92677-1_9.
  30. Eschbach, E., Pfannkuchen, M., Schweikert, M., Drutschmann, D., Brümmer, F., Fokin, S., Ludwig, W., Görtz, H.-D.: ``Candidatus Paraholospora Nucleivisitans’’, an Intracellular Bacterium in Paramecium Sexaurelia Shuttles between the Cytoplasm and the Nucleus of Its Host. Systematic and Applied Microbiology. 32, 490–500 (2009). https://doi.org/10.1016/j.syapm.2009.07.004.
  31. Görtz, H.-D., Rosati, G., Schweikert, M., Schrallhammer, M., Omura, G., Suzaki, T.: Microbial Symbionts for Defense and Competition among Ciliate Hosts  in: Defensive Mutualism in Microbial Symbiosis. (2009).
  32. Sohn, K., Schwenk, J., Urban, C., Lechner, J., Schweikert, M., Rupp, S.: Getting in Touch with Candida Albicans: The Cell Wall of a Fungal Pathogen. Current Drug Targets. 7, 505–512 (2006). https://doi.org/10.2174/138945006776359395.
  33. Nickel, M., Donath, T., Schweikert, M., Beckmann, F.: Functional Morphology of Tethya Species (Porifera): 1. Quantitative 3D-Analysis of Tethya Wilhelma by Synchrotron Radiation Based X-Ray Microtomography. Zoomorphology. 125, 209–223 (2006). https://doi.org/10.1007/s00435-006-0021-1.
  34. Collingro, A., Poppert, S., Heinz, E., Schmitz-Esser, S., Essig, A., Schweikert, M., Wagner, M., Horn, M.: Recovery of an Environmental Chlamydia Strain from Activated Sludge by Co-Cultivation with Acanthamoeba Sp. Microbiology (Reading, England). 151, 301–309 (2005). https://doi.org/10.1099/mic.0.27406-0.
  35. Fokin, S., Schweikert, M., Brümmer, F., Görtz, H.-D.: Spirostomum Spp. (Ciliophora, Protista), a Suitable System for Endocytobiosis Research. Protoplasm. 225, 93–102 (2005). https://doi.org/10.1007/s00709-004-0078-y.
  36. Kremp, A., Elbrächter, M., Schweikert, M., Wolny, J.L., Gottschling, M.: Woloszynskia Halophila (Biecheler) Comb. Nov.: A Bloom-Forming Cold-Water Dinoflagellate Co-Occurring with Scrippsiella Hangoei (Dinophyceae) in the Baltic Sea1. Journal of Phycology. 41, 629–642 (2005). https://doi.org/10.1111/j.1529-8817.2005.00070.x.
  37. Stoeck, T., Schwarz, M.V.J., Boenigk, J., Schweikert, M., von der Heyden, S., Behnke, A.: Cellular Identity of an 18S rRNA Gene Sequence Clade within the Class Kinetoplastea: The Novel Genus Actuariola Gen. Nov. (Neobodonida) with Description of the Type Species Actuariola Framvarensis Sp. Nov. International Journal of Systematic and Evolutionary Microbiology. 55, 2623–2635 (2005). https://doi.org/10.1099/ijs.0.63769-0.
  38. Hoppenrath, M., Saldarriaga, J.F., Schweikert, M., Elbrächter, M., Taylor, F.J.R.: Description of Thecadinium Mucosum Sp. Nov. (Dinophyceae), a New Sand-Dwelling Marine Dinoflagellate, and an Emended Description of Thecadinium Inclinatum Balech1. Journal of Phycology. 40, 946–961 (2004). https://doi.org/10.1111/j.1529-8817.2004.03045.x.
  39. Schweikert, M., Elbrächter, M.: First Ultrastructural Investigations of the Consortium between a Phototrophic Eukaryotic Endocytobiont and Podolampas Bipes (Dinophyceae). Phycologia. 43, 614–623 (2004). https://doi.org/10.2216/i0031-8884-43-5-614.1.
  40. Fokin, S.O., Skovorodkin, I.N., Schweikert, M., Görtz, H.-D.: Co-Infection of the Macronucleus of Paramecium Caudatum by Free-Living Bacteria Together with the Infectious Holospora Obtusa. Journal of Eukaryotic Microbiology. 51, 417–424 (2004). https://doi.org/10.1111/j.1550-7408.2004.tb00388.x.
  41. Hoppenrath, M., Schweikert, M., Elbrächter, M.: Morphological Reinvestigation and Characterization of the Marine, Sand-Dwelling Dinoflagellate Adenoides Eludens (Dinophyceae). European Journal of Phycology. 38, 385–394 (2003). https://doi.org/10.1080/09670260310001613717.
  42. Reinhard, C., Schweikert, M., Wieland, F.T., Nickel, W.: Functional Reconstitution of COPI Coat Assembly and Disassembly Using Chemically Defined Components. Proceedings of the National Academy of Sciences of the United States of America. 100, 8253–8257 (2003). https://doi.org/doi: 10.1073/pnas.1432391100.
  43. Fokin, S.I., Schweikert, M., Görtz, H.-D., Fujishima, M.: Bacterial Endocytobionts of Ciliophora. Diversity and Some Interactions with the Host. European Journal of Protistology. 39, 475–480 (2003). https://doi.org/10.1078/0932-4739-00023.
  44. Schweikert, M.: Cell Wall Ultrastructure and Intracytoplasmic Bacteria in Hypnocysts of Toxic Alexandrium Tamarense (Dinophyceae). (2003).
  45. Beier, C.L., Horn, M., Michel, R., Schweikert, M., Görtz, H.-D., Wagner, M.: The Genus Caedibacter Comprises Endosymbionts of Paramecium Spp. Related to the Rickettsiales (Alphaproteobacteria) and to Francisella Tularensis (Gammaproteobacteria). Applied and Environmental Microbiology. 68, 6043–6050 (2002). https://doi.org/10.1128/AEM.68.12.6043-6050.2002.
  46. Fokin, S.I., Sabaneyeva, E.V., Borkhsenious, O.N., Schweikert, M., Görtz, H.-D.: Paramecium Calkinsi AndP. Putrinum (Ciliophora, Protista) Harboring Alpha-Subgroup Bacteria in the Cytoplasm. Protoplasma. 213, 176–183 (2000). https://doi.org/10.1007/BF01282155.
  47. Bremser, M., Nickel, W., Schweikert, M., Ravazzola, M., Amherdt, M., Hughes, C.A., Söllner, T.H., Rothman, J.E., Wieland, F.T.: Coupling of Coat Assembly and Vesicle Budding to Packaging of Putative Cargo Receptors. Cell. 96, 495–506 (1999). https://doi.org/10.1016/S0092-8674(00)80654-6.
  48. Schweikert, M., Schnepf, E.: Pseudaphelidium drebesii, gen. et spec. nov. (incerta sedis), a parasite ofthe centric diatom Thalassiosira punctigera. Archiv für Protistenkunde. 147, 11–17 (1997).
  49. Schweikert, M., Schnepf, E.: Electron Microscopical Observations on Pseudaphelidium drebesii Schweikert and Schnepf, a Parasite of the Centric DiatomThalassiosira Punctigera. Protoplasma. 199, 113–123 (1997). https://doi.org/10.1007/BF01294500.
  50. Schnepf, E., Schweikert, M.: Pirsonia, Phagotrophic Nanoflagellates Incertae Sedis, Feeding on Marine Diatoms: Attachment, Fine Structure and Taxonomy. Archiv für Protistenkunde. 147, 361–371 (1997). https://doi.org/10.1016/S0003-9365(97)80060-7.
  51. Schweikert, M., Schnepf, E.: Pseudaphelidium Drebesii, Genet Specnov(Incerta Sedis), a Parasite of the Marine Centric Diatom Thalassiosira Punctigera. Archiv für Protistenkunde. 147, 11–17 (1996). https://doi.org/10.1016/S0003-9365(96)80004-2.
Wissenschaftlicher Werdegang:

seit 2023

Akademischer Direktor an der Universität Stuttgart, IBBS, Abteilung Biobasierte Materialien


Akademischer Oberrat an der Universität Stuttgart, Biologisches Institut, Abteilung Zoologie


Habilitation im Fach Zoologie an der Universität Stuttgart


Akademischer Rat an der Universität Stuttgart, Biologisches Institut, Abteilung Zoologie


Wissenschaftlicher Assistent an der Universität Stuttgart, Biologisches Institut, Abteilung Zoologie


Wissenschaftlicher Angestellter an der Universität Stuttgart im Projekt TEPS (Toxische Eukaryonten-Prokaryonten Systeme), Teilprojekt PABS


Freier wissenschaftlicher Mitarbeiter am Biochemie Zentrum Heidelberg der Ruprecht-Karls-Universität Heidelberg


Promotion in der Zellenlehre der Ruprecht Karls-Universität Heidelberg


Studium im Fach Biologie mit Abschluss Diplom an der Ruprecht Karls-Universität Heidelberg




Expedition mit dem Forschungsschiff "METEOR" vor Namibia (Westafrika)


Expedition mit dem Forschungsschiff "HEINKE" im Rahmen des TEPS, Orkneys (Schottland)


Expedition mit dem Forschungsschiff "HEINKE" im Rahmen des TEPS, Orkneys (Schottland)


Expedition mit dem Forschunsschiff "SONNE" im Rahmen des TROPAC in Mikronesien (Südsee)


Wissenschafliche Leitung des Entwicklungshilfeprojekts: Projet d´intensification Agro - Silvo - Pastorale (PIASP) in Rwanda (Ostafrika)

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