PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18718366-6 2008 Interestingly, the messenger RNA expression of dentin matrix acidic phosphoprotein-1, bone sialoprotein, and ALP activity were significantly reduced in nicotine-treated HDPC. Nicotine 152-160 dentin matrix acidic phosphoprotein 1 Homo sapiens 47-84