1. The future of COVID-19 Vaccines : Opportunities and Challenges, Turkish Clinical Microbiology and Infectious Diseases Association, KLIMIK 2023 Meeting, 15 March 2023, Antalya Turkey.
  2. “Living Materials for Biomedical Applications”, 9th Biomaterials Day, Ankara University, Ankara Turkey, 18 November 2022.
  3. “Microbiology 2.0 : What is it all about?”, XL. Congress of Turkish Society of Microbiology, 16 November 2022 (invited talk), Antalya Turkey
  4. “Paradigm Shift in Biotech Drugs : Living Therapeutics”, Hacettepe University, School of Pharmacy, Department of Pharmaceutical Technology, 19 October 2022 (Invited departmental seminar)
  5. “Synthetic Biology : From Living Sensors to Living Drugs Programming Life”, Technical and Scientific Research Council of Turkey, Marmara Research Center, 12 August 2022 (Invited seminar)
  6. “Living Therapeutics: Genetic Circuits for Drug Delivery”, Middle East Technical University, Molecular Biology and Genetics Department, Departmental Seminar, 3 June 2022 (Invited seminar)
  7. “Introduction to Engineering of Life”, Yıldız Technical University, Deparment of Molecular Biology and Genetic, 10th Anniversary of the Establishment of MBG Department, 2 June 2022 (Invited talk)
  8. “Introduction to Engineering of Life”, Baskent University, School of Medicine,Annual Project Presentation Day, 25 May 2022 (Invited talk)
  9. “Engineering of Life :Synthetic Biology”, Hacettepe University, School of Engineering, 12 May 2022 (Invited talk)
  10. “Living Therapeutics : A Paradigm Shift Using Synthetic Biology”, Hacettepe University School of Medicine Department of Basic Oncology, 4 February 2022 (Invited seminar)
  11. “Biological Risk Management in Genetically Engineered Systems”, Bioexpo Turkey 2021 (Invited talk)
  12. “From Molecules to Drug”, Respiration 2021 Digital, Respiration Research Foundation, 20 October 2021. (Invited seminar).
  13. “Living Therapeutics: The Medicine of Future”, Gazi Pharma Symposium Series, 8 September 2021- (Invited seminar)..
  14. “Living Therapeutics: An Innovative Route to Cellular Therapies”, International Pharmaceutical Biotechnology Symposium (Gene Therapy, Cellular Therapy, & Drug Targeting), 8 October 2021, (Invited seminar).
  15. “The Age of Biological Engineering: Living Drugs – Living Sensors- Living Materials”, , Yıldız Technical University, Faculty of Science and Letters, Department of Molecular Biology and Genetics. -28 April 2021. (Invited seminar)
  16. Synthetic Biosystems : Living Drugs – Living Sensors- Living Materials”, , Bogaziçi University, Institute of Biomedicine – 27 April 2021. (Invited seminar)
  17. “Synthetic Genetic Circuits : Living Drugs and Gene Therapies”, Blacksea Technical University (KTU), Drug and Pharma Technologies Application and Research Center, 15 January 2021. (Invited seminar)
  18. “Application of Theranostics Gene Circuits in Cancer “ 14th National Medical Genetic Congress, 21 November 2020, e-Congress. (Invited talk)
  19. “Living Synthetic Biosystems for Biomedicine”, iBG – İzmir Biomedicine and Genomics Institute, 27 November 2020, İzmir Turkey (Online). (Invited seminar)
  20. “Synthetic Genetic Circuits for Living Drugs”, Ankara University Biotechnology Institute, 11 March 2020, Ankara Turkey. (Invited seminar)
  21. “Genetic circuits for living drugs and living biomaterials”, Genetic Engineering and Biotechnology Research Institute, TUBITAK MAM, 19 February 2020. (Invited seminar)
  22. “Genetic circuits for living drugs and living biomaterials”, 2019 Ringberg Symposium: Matter to Life, 15-18 December, Tegernsee, Germany. (Invited talk)
  23. A Cellular Device for Programmable Protein Secretion, Gordon Research Conference Synthetic Biology, 14-19 July 2019, (Invited talk)
  24. Synthetic Genetic Circuits: From Biosensing to Cellular BioCatalysis, Technical University of Munich, Department of Physics, 3 May 2019 (Invited seminar)
  25. Programming Gene Circuits for Microbots : Protein Secreting Cellular Devices, Max Planck Institute for Intelligent Systems 2 May 2019 (Invited seminar)
  26. Self Actuated Cellular Machines for Biomedicine, Max Planck Institute for Medical Research, 29-30 April 2019 (Invited seminar)
  27. Genetic Circuits for Whole Cell Based Diagnosis, 4th International Congress on Biosensors, 9-11 July 2019, Çanakkale Turkey. (Invited talk)
  28. “Programming Cellular Devices for Protein Delivery”, Hacettepe University Medical School, Department of Medical Biology, 12 April 2019. (Invited seminar)
  29. “Synthetic Biology : A Tool for Biomedical Engineering”, Hacettepe University Medical School, Institute of Neurological Sciences, 7 January 2019. (Invited seminar)
  30. Self-Actuated Cellular Devices, Gebze Technical University, 14 November 2018. (Invited seminar)
  31. Genetic Circuit Design for Bottom -Up Biosystem Assembly, Bosphorus (Boğaziçi) University, Department of Molecular Biology and Genetics, 13 April 2018. (Invited seminar).
  32. Custom Made Organisms With Synthetic Biology: An Intro to Life Engineering, Science Academy Popular Science Talks, 20 January 2018 (Invited seminar)
  33. Synthetic Biology at the Nano-Bio Interface, Seker, U. O. S., Weizmann Institute of Science, Turkish-Israel Workshop on Nanoscience and Nanotechnology, 19-21 December 2017. (Invited talk)
  34. Synthetic Biogenesis of Engineered Bacterial Biofilms, Seker, U. O. S., Ben Gurion University, Department of Chemistry, Beer Sheva, Israel, 18 December 2017. (Invited seminar)
  35. Engineered Bacterial Functional Amyloids, COST NPG-Net : Non-Globular Proteins Symposium, Seker, U. O. S., Kosice, Slovakia, 2017. (Invited talk)
  36. Synthetic Genetic Circuits at the Bio-Nano Interface, Seker, U. O. S., IEEE – Nano/Micro Engineered and Molecular Systems (NEMS) 2017 Conference at UCLA, April 2017 (Invited talk)
  37. Synthetic Biology : An Emerging Engineering Discipline, Seker, U.O.S., IWANN 2017, 7th International Workshop on Applications of Nanoscience and Nanotechnology, Ankara, Turkey, July 3-14 2017. (Invited talk)
  38. Bacterial functional amyloids based supramolecular assemblies, Seker, U. O. S., Systems Chemistry 2017, ENS Paris, February 2017. (Invited talk)
  39. Self-Assembled Bacterial Biofilm Proteins As Functional Biomaterials, Onur, T., Olmez, T. T., Kalyoncu, E., Seker, U. O. S., SysChem 2016, , Valtice, Czech Republic, May 5-12 . (Invited talk)
  40. Synthetic Genetic Circuits Operated Whole Cell Biosensors, Seker, U. O. S. International Biosensors Congress, Hacettepe University, Ankara, Turkey, June 2016. (Invited talk)
  41. Synthetic Genetic Circuits at the Bio-Nano Interface, Seker, U. O. S., Middle East Technical University, Biological Sciences Department, Ankara, Turkey, May 2016 . (Invited seminar)
  42. Genetically Encoded Conductive Synthetic Biofilms for Electro-genetic Transcription, Seker, U. O. S., Physical, Biological and Chemical Foundations of Bioelectronics, Biophotonics and Biosensors, IZTECH, İzmir, Turkey. (Invited talk)
  43. Nanophotonics of Quantum Dot-Protein Composites, Seker, U. O. S., IEEE Photonics Conference 2013, Seattle USA, 8 – 12 September 2013, (Invited Talk)
  44. Synthetic Biogenesis of Bacterial Amyloid Nanomaterials, Seker, U. O. S., Koc University, College of Sciences, February 26, 2015 (Invited seminar)
  45. Synthetic Biology : An Emerging Bioengineering Discipline, Seker, U. O. S., Hacettepe University, Chemical Engineering Department, Beytepe, Ankara, Turkey, September 2014. (Invited seminar)