• Cardiovascular Biology Research Laboratory (Interne II, AKH Wien, 2006-2015); Schwerpunkt: Inflammation und Thrombosis. Wissenschaftliches Mitglied der Arbeitsgruppe Univ. Prof. Dr. Irene Lang. 2010-2014 wissenschaftlicher Leiter diverser Thrombosestudien im KH Elisabethinen Linz und Klinikum Wels Grieskirchen und Kepler Uniklinikum Linz
• Forschungsaufenthalt Blood Research Institute, Medical College of Wisconsin, Milwaukee (WI), USA 2011
• Research cooperation with the Institute of Medicine and Biomechantronics at the Johannes Kepler University Linz (Prof. DI Dr. W. Baumgartner) on the topic “Impact of blood flow pattern on von Willebrand factor multimer structure” 2017-2019
• FFG research cooperation project (Institute of Applied Physics, Institute of Medicine and Biomechantronics, Department of Cardiology) LaMiCellPro 2016
• Research projects as part of the KFI KM since 2023

Kellermair, J., Damian, I., Grund, M., Hagleitner, G., Huber, F., Resl, M., Sulzbacher, G., Clodi, M., Steinwender, C., & Zierer, A. (2023). Transapical electrosurgical laceration and stabilization of mitral clips followed by transcatheter mitral valve replacement-A one-stop shop. JTCVS techniques, 22, 189–196. https://doi.org/10.1016/j.xjtc.2023.07.028, opens an external URL in a new window 

Damian, I., Zierer, A., Grund, M., & Kellermair, J. (2022). Transcatheter, Transapical Mitral Valve Replacement After Mitral Valve Annuloplasty. The Annals of thoracic surgery, 113(6), e433–e435. https://doi.org/10.1016/j.athoracsur.2021.06.093, opens an external URL in a new window 

Kellermair, J., Saeed, S., Chambers, J. B., Kammler, J., Blessberger, H., Grund, M., Kiblboeck, D., Lambert, T., & Steinwender, C. (2021). Predictors of true-severe classical low-flow low-gradient aortic stenosis at resting echocardiography. International journal of cardiology, 335, 93–97. https://doi.org/10.1016/j.ijcard.2021.02.070, opens an external URL in a new window 

Kellermair, J., Fellner, A., Bittinger, A., Schneider, S., Akbari, K., Kammler, J., Lambert, T., & Steinwender, C. (2020). Soluble platelet endothelial cell adhesion molecule 1 (sPECAM-1) improves diagnostic accuracy of D-Dimer in patients with suspected deep vein thrombosis (DVT). Journal of thrombosis and thrombolysis, 50(2), 380–385. https://doi.org/10.1007/s11239-020-02087-7, opens an external URL in a new window 

Kellermair, J., Saeed, S., Ott, H. W., Kammler, J., Blessberger, H., Suppan, M., Grund, M., Kiblboeck, D., Urheim, S., Chambers, J. B., & Steinwender, C. (2020). High-molecular-weight von Willebrand Factor multimer ratio differentiates true-severe from pseudo-severe classical low-flow, low-gradient aortic stenosis. European heart journal. Cardiovascular Imaging, 21(10), 1123–1130. https://doi.org/10.1093/ehjci/jeaa056, opens an external URL in a new window 

Kellermair, J., Gitter, R., Mair, R., Sigler, M., Grund, M., & Steinwender, C. (2018). First Report of an Acute, Obstructive Thrombosis of a Melody Valve Used for Transcatheter Pulmonary Replacement. The Canadian journal of cardiology, 34(12), 1688.e13–1688.e15. https://doi.org/10.1016/j.cjca.2018.08.025, opens an external URL in a new window 

Kellermair, J., Ott, H. W., Baumgartner, H., Kiblboeck, D., Blessberger, H., Kammler, J., Reiter, C., Lambert, T., Grund, M., & Steinwender, C. (2018). High-Molecular-Weight von Willebrand Factor Multimer Ratio: A Novel Biomarker for Low-Flow, Low-Gradient Aortic Stenosis Subclassification. Journal of the American College of Cardiology, 72(16), 1982–1984. https://doi.org/10.1016/j.jacc.2018.05.080, opens an external URL in a new window 

Kellermair, J., Kiblboeck, D., Blessberger, H., Kammler, J., Reiter, C., & Steinwender, C. (2018). Reversible impairment of coronary flow reserve in acute myocarditis. Microcirculation (New York, N.Y. : 1994), 25(7), e12491. https://doi.org/10.1111/micc.12491, opens an external URL in a new window 

Kellermair, J., Ott, H. W., Spannagl, M., Tomasits, J., Kammler, J., Blessberger, H., Reiter, C., & Steinwender, C. (2018). Characterization of Von Willebrand Factor Multimer Structure in Patients With Severe Aortic Stenosis. Clinical and applied thrombosis/hemostasis : official journal of the International Academy of Clinical and Applied Thrombosis/Hemostasis, 24(3), 496–501. https://doi.org/10.1177/1076029617744321, opens an external URL in a new window 

Kellermair, J., Wichert-Schmitt, B., Akbari, K., & Steinwender, C. (2017). Presentation of unrepaired pulmonary atresia with ventricular septum defect and major aortopulmonary collateral arteries arising from a left brachiocephalic trunk in a 52-year-old female. Acta cardiologica, 72(5), 566–567. https://doi.org/10.1080/00015385.2017.1307672, opens an external URL in a new window 

Kellermair, J., Kammler, J., Laubichler, P., & Steinwender, C. (2016). Primary antiphospholipid syndrome, hypertrophic non-obstructive cardiomyopathy and hypotelorism. BMJ case reports, 2016, bcr2016214765. https://doi.org/10.1136/bcr-2016-214765, opens an external URL in a new window 

Kellermair, J., Redwan, B., Alias, S., Jabkowski, J., Panzenboeck, A., Kellermair, L., Winter, M. P., Weltermann, A., & Lang, I. M. (2013). Platelet endothelial cell adhesion molecule 1 deficiency misguides venous thrombus resolution. Blood, 122(19), 3376–3384. https://doi.org/10.1182/blood-2013-04-499558, opens an external URL in a new window