PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 31894302-9 2020 Furthermore, the expression levels of Sox9 and collagen alpha1(II) (Col2a1) mRNA, which are anabolic factors for chondrogenic differentiation, were also decreased by treatment with chaetocin, which is an inhibitor of histone methyltransferases. chaetocin 181-190 collagen, type II, alpha 1 Mus musculus 68-74