postprandial levels of copper , ceruloplasmin , iron , total iron binding capacity , cholesterol , vitamin a , carotene , folic acid , vitamin c , albumin , and total globulins in plasma , of 25-oh-vitamin d in serum , and of glutathione reductase activity , an index of riboflavin status , in erythrocytes were determined in a group of 18 juvenile cystic fibrosis patients receiving specialized outpatient care with attention to diet , vitamin supplementation , and pancreatic enzyme replacement .
C0032105
plasma
C0229671
serum