tokens: cdc2 mRNA transcripts were detected in immature bone marrow cells and became undetectable along with differentiation .
folded_tokens: cdc2 mrna transcripts were detected in immature bone marrow cells and became undetectable along with differentiation .
labels: B-RNA_molecule I-RNA_molecule O O O O B-cell_type I-cell_type I-cell_type I-cell_type O O O O O O O