tokens: Prolactin activates Stat5 , and interleukin-4 ( IL-4 ) activates Stat6 .
folded_tokens: prolactin activates stat5 , and interleukin-4 ( il-4 ) activates stat6 .
labels: O O B-protein_molecule O O B-protein_molecule O B-protein_molecule O O B-protein_molecule O