PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 21839805-2 2011 In the present study we show that amounts of two of its protein subunits (cytochrome c oxidase subunit I [CO-I] and II [CO-II]) are influenced by both learning-independent and learning-dependent factors. nadide 106-110 COX1 Gallus gallus 74-104