passages.id: split_1_test_2065_passage
passages.type: progene_text
passages.text: The oncostatin M receptor ( OSMR ) is part of a heterodimeric receptor complex that mediates signal transduction of the pleiotropic cytokine OSM via a signaling pathway involving Janus kinases ( Jaks ) and transcription factors of the signal transducers and activators of transcription ( STAT ) family .