tokens: Recently , CD40 also has been shown to be expressed by mesenchymal cells , including human fibroblasts .
folded_tokens: recently , cd40 also has been shown to be expressed by mesenchymal cells , including human fibroblasts .
labels: O O B-protein_molecule O O O O O O O O B-cell_type I-cell_type O O B-cell_type I-cell_type O