attributes.tag: source_name
attributes.value: CD19+ MCL cells
attributes.tag: treatment
attributes.value: CD19+ MCL cells cultured with growth factors (interleukin-10 [IL10]: 50 ng/mL, B-cell activating factor [BAFF]: 50 ng/mL, insulin-like growth factor-1 [IGF1]: 10 ng/mL, interleukin-6 [IL6]: 1 ng/mL) on adherent CD40L-expressing cells for 7 days