in addition , antiserum against neuron-specific enolase ( nse ) was applied to these tumors , in order to demonstrate their neuroendocrine nature , alpha-hcg-immunoreactive cells were present in 42/56 ( 75 % ) functioning malignant pancreatic endocrine tumors , but in only 1 , possibly benign , glucagonoma out of 67 functioning benign tumors , in only 1/17 nonfunctioning malignant , and in 0/17 nonfunctioning benign tumors .
C0030280
alpha
C0017689
glucagonoma