PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 28546856-3 2017 Here we reported the key role of nicotinamide phosphoribosyltransferase (Nampt), which is the rate-limiting enzyme in the salvage pathway of NAD biosynthesis from nicotinamide, in the osteogenic differentiation of bone marrow stromal cells. Niacinamide 33-45 nicotinamide phosphoribosyltransferase Mus musculus 73-78