TASK DEFINITION: In this task, you are given a sentence. You are expected to recognize the name of gene or protein. Although there might be several correct answers, you need to write one of them.
PROBLEM:  EBV utilizes CD21 / CR2 as its receptor on B cells to initiate the infection process .

SOLUTION: CD21 / CR2

PROBLEM:  Proliferating lymphocytes and gamma - interferon thus increased the antimicrobial activity of phagocytes exposed to glucocorticoids over that of control cells .

SOLUTION: gamma - interferon

PROBLEM:  In hypertonic , molybdate - free buffer , these oligomeric complexes were dissociated into subunits with Rs of 5 . 9 + / - 0 . 3 nm ( n = 12 ) and a / b of 11 to 12 , as observed previously for other receptors .

SOLUTION:
oligomeric complexes