This multicenter, phase II trial tested the tolerability and efficacy of lenalidomide plus rituximab in patients with previously untreated follicular lymphoma....Overall, 62/65 patients (95%) responded (Table 3). The CR rate was 72% [95% confidence interval (CI), 60% to 83%...The FCGR3A and FCGR2A genotypes had similar CR rates (Cochran–Armitage trend test,P=0.55 andP=0.31, respectively).