PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
18522232-6	2008	RT-PCR showed that AMC-SP cells expressed the Oct-4, Sox-2, and Rex-1 genes.	amc-sp	19-25	POU class 5 homeobox 1	Homo sapiens	46-51