P595: DEFECTIVE MITOCHONDRIAL METABOLISM IS AT THE BASIS OF T-CELL DYSFUNCTION IN CHRONIC LYMPHOCYTIC LEUKEMIA PATIENTS - Helga Simon-Molas; Nienke Goedhart; Chiara Montironi; Gaspard Cretenet; Chaja F Jacobs; Joanne Rietveld; Eric Eldering; Arnon Kater (HemaSphere, 2023)