PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 34782771-3 2021 Here we tackled this question by studying the effect of brassinosteroid (BR) signalling on the structure of the root meristem. Brassinosteroids 56-71 chromosome 12 open reading frame 73 Homo sapiens 73-75