ISMRC 2023 Final Programme

30 PS-04-019 Von Willebrand factor predicts response to immunotherapy in patients with me- tastatic melanoma Julian Kött, Germany PS-04-020 Extracellular vesicle trafficking in GBM Cecile Maire, Germany PS-04-021 Th1/Tc1 polarized tissue resident mem- ory T cells mediate checkpoint block- ade–induced dermatitis and colitis via IFN γ and TNF α Robin Reschke, United States PS-04-022 Analyzing tumor microenvironment difference between TNBC subtypes by meta-analysis of 7 breast cancer scRNA- seq studies Kyungsoo Kim, Republic of Korea PS-05 04:30 – 06:30 p.m. Latest Developments in Liquid Biopsy – Part II Room: Conference 3D – ePoster station 2 Chair: Paul Hofman, France PS-05-001 The role of circulating tumor cells in the course of disease and therapy of high- grade-serous ovarian cancer patients Annabelle Lobermeyer, Germany PS-05-002 Promoter hypermethylation of SFRP1 as a prognostic and potentially predictive blood-based biomarker in patients with localized pancreatic ductal adenocar- cinoma Benjamin Stubbe, Denmark PS-05-003 Multi-platform analysis of the hetero- geneity of circulating melanoma cells and tumor DNA as useful tool to track disease evolution and targeted therapy response Maria Chiara Scaini, Italy PS-05-004 Targeted mutation detection in indi- vidual circulating tumor cells using a modified UltraSEEK ® workflow for the MassARRAY ® System Mark Sementsov, Germany PS-05-005 Ultrasensitive Molecular Residue Dis- ease Detection Enabled by Genome Wide Concatmer Error Correction Paul Tang, United States PS-05-006 Investigating potential circulating tu- mor cell release following breast cancer biopsy Nikhil Kalra, Germany PS-05-007 New droplet digital PCR for highly sen- sitive detection of microsatellite insta- bility Valerie Taly, France PS-05-008 Liquid biopsy beyond cancer – circulat- ing epigenetic biomarkers in cardiovas- cular and immune-mediated diseases Christa Nöhammer, Austria PS-05-009 A novel, automated approach provid- ing standardized sample preparation for multiple Liquid Biopsy analyses Roberta Carbone, Italy Poster Sessions – Wednesday, 3 May 2023