PMID-sentid	Pub_year	Sent_text		comp_official_name	comp_offsetprotein_name	organism	prot_offset
16298729-2	2005	To clarify whether the reactive oxygen species (ROS) are involved in hydroquinone-induced cytotoxicity, we constructed transformants of Escherichia coli (E. coli) strains that express mammalian catalase gene derived from catalase mutant mice (Cs(b), Cs(c)) and the wild-type (Cs(a)) using a catalase-deficient E. coli UM255 as a recipient.	hydroquinone	69-81	catalase	Mus musculus	221-229