PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 28353093-13 2017 Our results showed a significant diminished OS in dependence of PD-L2 expression. Osmium 44-46 programmed cell death 1 ligand 2 Homo sapiens 64-69 30174892-16 2018 However, there is a trend which suggested that patients without overexpression of PD-L1 and PD-L2 had a better OS. Osmium 111-113 programmed cell death 1 ligand 2 Homo sapiens 92-97