PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21799876-5 2011 Recent evidence shows that SCF triggers accumulation of the inducible alpha subunit of hypoxia-inducible factor 1 (HIF-1) in hematopoietic cells--a transcription complex that plays a pivotal role in cellular adaptation to low oxygen availability. Oxygen 226-232 KIT ligand Homo sapiens 27-30