tokens: We have also shown that tyrosine phosphorylation of the STAT 4 transcription factor , which has been shown to be unique to the IL-12 signaling pathway , occurs with Flexi-12 at levels similar to those seen with rIL-12 .
folded_tokens: we have also shown that tyrosine phosphorylation of the stat 4 transcription factor , which has been shown to be unique to the il-12 signaling pathway , occurs with flexi-12 at levels similar to those seen with ril-12 .
labels: O O O O O O O O O B-protein_molecule I-protein_molecule I-protein_molecule I-protein_molecule O O O O O O O O O O B-protein_molecule O O O O O B-protein_molecule O O O O O O O B-protein_molecule O