PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
18629794-9	1996	This is accompanied by changes in amino acids, glucose, lactate, and pH, which may account for the reduction of tPA productivity.	Lactic Acid	56-63	chromosome 20 open reading frame 181	Homo sapiens	112-115