Table 2.

Binding parameters of ¹²⁵1-[Tyr¹¹]somatostatin 14 binding to sst2 in transfected COS-7 cells

	Kd (nM)	Bmax (pmol/106cells)
sst2	1.71 ± 0.79	0.52 ± 0.09
Y228F	8.72 ± 2.89*	1.33 ± 0.33*
Y312F	4.13 ± 1.92	0.9 ± 0.39
Y228/312F	3.43 ± 0.4	0.56 ± 0.16

Data represent mean ± SE obtained from three separate experiments performed in duplicate.