TABLE 3

Results of the two-electrode voltage-clamp recording and calcium imaging assay of oligoarginine peptides

Data are presented as IC50 values (95% CIs) (n = 2–6).

PeptideIC50 (95% CI)
Muscleα3β2α9α10α7
μM
R3>50>50>50>50
WR2>50>50>50>50
W2R41.60 (1.22–2.11)1.71 (0.688–4.24)7.71 (5.46–10.90)1.01 (0.91–1.12)
R619.1 (9.16–40.00)7.59 (5.25–10.9)0.316 (0.181–0.552)4.24 (3.45–5.22)
R87.37 (4.87–11.20)20.3 (9.08–45.5)0.044 (0.026–0.075)11.9 (8.45–16.8)
R160.157 (0.085–0.284)2.61 (1.58–4.34)0.12 (0.093–0.159)3.53 (2.17–5.72)