Odies in relevant in vitro models. Coupling immune-isolation to pre-analytical protocols for urine processing and sample high-quality testing enables detection of a panel of endometrial genes in urine-recovered EVs. Summary/Conclusion: General, the study provides a tool for non-invasive monitoring on the functional status of your endometrium, supporting biomedical niches for example assisted fertilization and diagnosis of endometriosis. Funding: ENDEvor POR Area Tuscany (identification of the project) and Exosomics R D ProgrammePF09.Unveiling autologous blood doping: comparative analysis of distinctive purification approaches for TRPA Accession Urinary extracellular vesicles pioneering miRNA biomarker analysis Veronika Mussacka, Georg Wittmannb and Michael Pfafflc TUM College of Life Sciences Weihenstephan, Division of Animal Physiology and Immunology, P2X3 Receptor Compound Freising, Germany, Freising, Germany; bDepartment for Transfusion Medicine, Cell therapeutics and Haemostaseology, University Hospital LMU, Munich, Germany, M chen, Germany; cAnimal Physiology and Immunology, School of Life Sciences Weihenstephan, Technical University of Munich, Freising, Germany, Freising, Germanyafive diverse isolation methods were evaluated: ultracentrifugation, membrane affinity, spin column chromatography, immunoaffinity and precipitation. Following EV characterization by nanoparticle tracking evaluation, western blotting, and transmission electron microscopy, total RNA was isolated as well as a library for small RNA sequencing was prepared. The resultant profitable method was then applied to all of the collected samples which have been equally analysed concerning their EV distribution and miRNA content. Final results: The comparative evaluation disclosed large discrepancies with respect to EV yield, population, and purity, at the same time as RNA yield and detected miRNAs. By applying the top performing method, which was depending on immunoaffinity, drastically greater amounts of urinary EVs and many considerably differentially regulated miRNAs were observed soon after ABD. Summary/Conclusion: Urinary EVs and their miRNA profile hold indeed promising attempts for the clear separation of ABD and non-doped athletes. Furthermore, the integrated complex comparative methodological evaluation contributes enormously to future standardization and comparability of urinary EV research. Funding: The current project has been financially supported by the WADA.PF09.Extracellular vesicles as graft biomarkers to address lung transplantation outcome Mario Barilania, Ilaria Righib, Giuseppe Buonoc, Lorenzo Rossod, Mario Nosottie and Lorenza Lazzarica Unit of Regenerative Medicine Cell Factory, Division of Transfusional Medicine and Hematology, Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico, Milano (MI), Italy; Universitdegli Studi di Milano, Milan, Italy; bThoracic Surgery and Lung Transplant Unit, Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico, Milano (MI), Italy, Milano, Italy; cUnit of Regenerative Medicine Cell Factory, Division of Transfusional Medicine and Hematology, Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico, Milano (MI), Italy, Milano, Italy; dUniversitdegli Studi di Milano, Milano (MI), Italy, Milano, ItalyIntroduction: Autologous blood doping (ABD) increases the oxygen capacity through re-infusion of a person’s autologous red blood cells. It really is thus applied by endurance athletes with a higher level of unreported cases, especially because dependable approaches for unequivocal detection are still lacking. To su.