PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11114236-6 2000 Presumably the complexity of this in vivo system masks changes in the spermidine and spermine pools that were expected in relation to the increased SSAT activity and decreased AdoMetDC activity. Spermidine 70-80 spermidine/spermine N1-acetyl transferase 1 Mus musculus 148-152