Table 3

Density of bombesin receptor subtypes in various cancers

Bombesin receptor subtypeaTumor typeReceptor density (dmp/mg tissue)bn
GRP-RProstate carcinomas2726 ± 16412
Gastrinomas4268 ± 8335
SCLC403 ± 2183
NMB-RIntestinal carcinoids1313 ± 5711
Thymic carcinoid5831
BB3-RBronchial carcinoids2230 ± 3859
SCLC1096 ± 5813
LCNEC14051
Renal cell cancers353 ± 783
Ewing sarcomas555, 4242
  • a For quantification purposes, tumors expressing preferentially one bombesin receptor subtype were chosen.

  • b Mean ± SE was calculated for those tumors with n ≥ 3.