Combination chemoimmunotherapy with the Bruton’s tyrosine kinase (BTK) inhibitor ibrutinib demonstrated improved progression-free survival over standard chemoimmunotherapy for previously untreated mantle cell lymphoma (MCL) in patients 65 and over, researchers from The University of Texas MD Anderson Cancer Center reported today at the 2022 American Society of Clinical Oncology (ASCO) Annual Meeting. The study results also were published today in the New England Journal of Medicine.