tokens: Activation of normal lymph node cells resulted in increased expression of Egr -1 , -2 , and -3 .
folded_tokens: activation of normal lymph node cells resulted in increased expression of egr -1 , -2 , and -3 .
labels: O O B-cell_type I-cell_type I-cell_type I-cell_type O O O O O O O O O O O O O