InSphero at the EASD Annual Meeting 2025
Join us at the EASD Annual Meeting 2025 in Vienna, Austria, where we’ll showcase how our Akura™ platforms and 3D in vitro models are advancing diabetes research. Learn how our solutions support deeper insights into islet biology, β-cell function, and therapeutic development.
Explore all our activities taking place during EASD Annual Meeting 2025 in Vienna, from Monday, September 15 to Friday, September 19. See you there!
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Meet our Team at the EASD Annual Meeting 2025


Burcak Yesildag, PhD
Vice President, Islet Biology
Burcak Yesildag, PhD
Vice President, Islet Biology
Burcak Yesildag obtained her master’s degree in Biochemistry and her PhD degree in Translational Biomedicine from ETH Zurich, where she specialized in pancreatic islet biology. In 2015, Dr. Yesildag joined the InSphero team to establish the company as a strong contender in the field of diabetes research. Her team is facilitating the adoption of InSphero’s innovative platforms, based on primary or stem-cell derived human cells, by a broad scientific community around the world, aiming to support translation of new discoveries into much needed therapeutic interventions.




Alexandra Title, PhD
Vice President, Islet Biology
Alexandra Title, PhD
Vice President, Islet Biology
Alexandra Title is VP of Islet Biology at InSphero. Her work focuses on developing physiologically relevant, scalable human islet models of type 1 and type 2 diabetes to support target validation and therapeutic drug testing. Alexandra holds a PhD in molecular and translational biomedicine from ETH Zurich, during which she worked with mouse models of beta-cell tumors and diabetes. Prior to her role as VP, she worked as a senior scientist on the Islet Biology team at InSphero for 4.5 years.




Ben Kodiyan
Research Associate
Ben Kodiyan
Research Associate
Ben Kodiyan holds a Master of Science in Biology with a major in Molecular Health Sciences from ETH Zurich and now applies his expertise as a Research Associate at InSphero. As part of the islet team, his work contributes to advancing innovative research solutions in the field of diabetes by leveraging InSphero’s 3D in vitro models. He is particularly involved in projects focused on beta cell proliferation and type 2 diabetes, with the goal of better understanding pancreatic islet biology and supporting the development of new therapeutic strategies.




Sayro Jawurek
PhD Student
Sayro Jawurek
PhD Student
Sayro Jawurek earned his master’s degree in Immunology at ETH Zurich and is currently pursuing his PhD at InSphero. His research is part of a Breakthrough T1D-funded project, conducted under the joint supervision of Dr. Burcak Yesildag (InSphero) and Prof. Decio L. Eizirik, MD (Université Libre de Bruxelles). His work focuses on elucidating the interplay between HLA-ABC and PD-L1 in Type 1 diabetes, aiming to uncover novel therapeutic strategies and contribute valuable insights to the broader scientific community.




Bärbel Ulmer, PhD
Director of Business Development
Bärbel Ulmer, PhD
Director of Business Development
Dr. Bärbel Ulmer, Director of Business Development for Europe at InSphero, Zürich, strives to blend scientific innovation in the field of 3D culture and stem cell research with commercial applications in drug discovery and toxicology. In her previous role as the Head of Tissue Engineering at DiNAQOR AG, she fast-tracked gene therapy solutions through human induced pluripotent stem cells (iPSC) and engineered heart tissue platforms. Her academic journey includes a PhD in Developmental Biology from the University of Hohenheim and Hebrew University, a postdoc at Cornell University and a lecturer position at the Institue of experimental Toxicology and Pharmakology at the Medical University Clinic Hamburg-Eppendorf.


Presentations at the INNODIA Symposia @EASD
Hanging drop organ-on-a-chip system for diabetes drug discovery
Date: Monday, September 15 | 3:00 PM
Location: INNODIA Diagnostic Symposium, Hilton Vienna Waterfront
Pre-registration required


Burcak Yesildag, PhD
Vice President, Islet Biology
Burcak Yesildag, PhD
Vice President, Islet Biology
Burcak Yesildag obtained her master’s degree in Biochemistry and her PhD degree in Translational Biomedicine from ETH Zurich, where she specialized in pancreatic islet biology. In 2015, Dr. Yesildag joined the InSphero team to establish the company as a strong contender in the field of diabetes research. Her team is facilitating the adoption of InSphero’s innovative platforms, based on primary or stem-cell derived human cells, by a broad scientific community around the world, aiming to support translation of new discoveries into much needed therapeutic interventions.


Presentations at the EASD Annual Meeting 2025
Modelling alpha cell dysfunction in type 1 diabetes with reaggregated primary human islet and proinsulin-specific cytotoxic T lymphocyte co-cultures
Date: Wednesday, September 17 | 11:45 AM
Location: Station 04


Alexandra Title, PhD
Vice President, Islet Biology
Alexandra Title, PhD
Vice President, Islet Biology
Alexandra Title is VP of Islet Biology at InSphero. Her work focuses on developing physiologically relevant, scalable human islet models of type 1 and type 2 diabetes to support target validation and therapeutic drug testing. Alexandra holds a PhD in molecular and translational biomedicine from ETH Zurich, during which she worked with mouse models of beta-cell tumors and diabetes. Prior to her role as VP, she worked as a senior scientist on the Islet Biology team at InSphero for 4.5 years.


Adeno-associated virus capsid variant screen for diabetes research: building a scalable methodology for modification of gene expression in primary human islets
Date: Wednesday, September 17 | 1:00 PM
Location: Station 05


Burcak Yesildag, PhD
Vice President, Islet Biology
Burcak Yesildag, PhD
Vice President, Islet Biology
Burcak Yesildag obtained her master’s degree in Biochemistry and her PhD degree in Translational Biomedicine from ETH Zurich, where she specialized in pancreatic islet biology. In 2015, Dr. Yesildag joined the InSphero team to establish the company as a strong contender in the field of diabetes research. Her team is facilitating the adoption of InSphero’s innovative platforms, based on primary or stem-cell derived human cells, by a broad scientific community around the world, aiming to support translation of new discoveries into much needed therapeutic interventions.


Hide and seek: protecting human beta cells in type 1 diabetes by modulating their PDL1 and HLA class I expression
Date: Thursday, September 18 | 12:45 PM
Location: Station 04


Sayro Jawurek
PhD Student
Sayro Jawurek
PhD Student
Sayro Jawurek earned his master’s degree in Immunology at ETH Zurich and is currently pursuing his PhD at InSphero. His research is part of a Breakthrough T1D-funded project, conducted under the joint supervision of Dr. Burcak Yesildag (InSphero) and Prof. Decio L. Eizirik, MD (Université Libre de Bruxelles). His work focuses on elucidating the interplay between HLA-ABC and PD-L1 in Type 1 diabetes, aiming to uncover novel therapeutic strategies and contribute valuable insights to the broader scientific community.

