Castronuovo, Maria. 2026. “P071 | FAK Inhibition With Defactinib Enhances BTK Inhibitor Efficacy and Overcomes Microenvironmental Protection in Chronic Lymphocytic Leukemia: <a href="https://haematologica.org/search/search?query=M.+Castronuovo">M. Castronuovo</a><sup>1</sup>, <a href="https://haematologica.org/search/search?query=A.+Beltrame">A. Beltrame</a><sup>1</sup>, <a href="https://haematologica.org/search/search?query=V.+Tatangelo">V. Tatangelo</a><sup>2</sup>, <a href="https://haematologica.org/search/search?query=L.+Lopresti">L. Lopresti</a><sup>2</sup>, <a href="https://haematologica.org/search/search?query=L.+Patrussi">L. Patrussi</a><sup>2</sup>, <a href="https://haematologica.org/search/search?query=G.+Capasso">G. Capasso</a><sup>1</sup>, <a href="https://haematologica.org/search/search?query=V.+Gramegna">V. Gramegna</a><sup>1</sup>, <a href="https://haematologica.org/search/search?query=P.+Fantato">P. Fantato</a><sup>1</sup>, <a href="https://haematologica.org/search/search?query=V.+Trimarco">V. Trimarco</a><sup>1</sup>, <a href="https://haematologica.org/search/search?query=A.+Visentin">A. Visentin</a><sup>1</sup>, <a href="https://haematologica.org/search/search?query=L.+Trentin">L. Trentin</a><sup>1</sup>, <a href="https://haematologica.org/search/search?query=F.+Frezzato">F. Frezzato</a><sup>1</sup> | <i><sup>1</sup>Hematology Unit, Department of Medicine, University of Padua; <sup>2</sup>Department of Life Sciences, University of Siena.</I&gt;”. Haematologica 111 (s1). Pavia, Italy. https://doi.org/10.3324/haematol.2026.s1.135.