in the body of stomach , jejunum , ileum and colon , a large peak coeluting with synthetic somatostatin-28 ( 3.5k irs ) on both chromatographic systems was also identified , while minor peaks of irs assigned molecular weights of 6000 ( 6k ) and greater than 15 000 ( 15k ) were seen in some extracts .
C0074854
somatostatin-28
C0037659
irs