PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29204094-4 2017 Material and methods: The aim of this study was to evaluate the possible relationship between polymorphisms: interleukin-1beta +3953 C>T, interleukin-6 -174 G>C and -596 G>A, tumour necrosis factor -308 G>A and interleukin-1RN VNTR 86bp and the occurrence of BPD in a population of 100 preterm infants born from singleton pregnancy, before 32+0 weeks of gestation, exposed to antenatal steroids therapy, and without congenital abnormalities. Steroids 398-406 interleukin 6 Homo sapiens 141-154