PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11600577-10 2001 Double labeling with an antiserum against chromogranin A showed that MAO-A was actually contained in chromaffin cells. chromaffin 101-111 monoamine oxidase A Homo sapiens 69-74 11600577-13 2001 Our data also indicate that 5-HT is metabolized by MAO-A located in intracortical chromaffin cells. chromaffin 82-92 monoamine oxidase A Homo sapiens 51-56