PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 12105848-3 2002 METHODS: Polyamines were depleted in intestinal epithelial cell (IEC)-6 cells by incubating them for 4 days with 5 mmol/L alpha-difluoromethylornithine (DFMO), which inhibits ornithine decarboxylase, the first rate-limiting enzyme in the synthesis of polyamines. Eflornithine 122-151 ornithine decarboxylase 1 Rattus norvegicus 175-198