PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 16321564-3 2006 PAs and PLGAs demonstrated higher levels of OPN than normal salivary gland tissue, while ACC, although showing a trend towards increased OPN, was not significantly different. Protactinium 0-3 secreted phosphoprotein 1 Homo sapiens 44-47