from 15 to 21 weeks of age , the mean somatostatin concentration in pancreas ( 12.4 +/- 1.84 ng/mg ) was clearly higher than in hypothalamus ( 0.05 +/- 0.02 ng/mg ) or in any segment of the gut , where values ranged from 0.36 +/- 0.06 ( fundus ) to 4.74 +/- 0.83 ng/mg ( duodenum ) .
C0037659
somatostatin
C0020663
hypothalamus