Table 1

Expression of transforming growth factor β-1 (TGFβ) and its receptors TGFβR I and TGFβR II in human neuroendocrine tumours (NET)

TGFβTGFβR ITGFβR II
Patient NoSexNETTumour originSynaptophysinTMTMTMKi-67 (%)
+, positive signal; −, no signal; T, tumour; M, mesenchyme; na, not available.
Ki-67 proliferation index, as detected by immunohistochemistry.
1MForegutPancreas+−++−+−<1
2FForegutJejunum+++++++<1
3MForegutPancreas++−++++<1
4MForegutPancreas++−+−+−5
5FForegutPancreas+++++++na
6MMidgutCaecum+−++−+−10
7MMidgutCaecum+++++++5
8FMidgutAppendix+−++−+−<1
9MMidgutCaecum++++−+−5
10MHindgutSigma+−−+−+−70
11MHindgutSigma++−++++40
12MHindgutRectum++++++−80