Table 1 IC50 values and 95% confidence interval (in nM) of the competitive binding assay on INS-1 cells.

From: Preclinical evaluation of PAC1 targeting with radiolabeled Maxadilan

Peptide

IC50 (nM)

95% confidence interval (nM)

Maxadilan

3.2

2.1–4.9

Maxadilan-DTPA

13.2

8.8–19.8

DTPA-Maxadilan

18.3

13.2–25.3

Maxadilan-DTPA- NatIn

21.0

13.7–32.2

NatIn-DTPA-Maxadilan

21.0

11.8–37.3