Table 1.
Treatment | τavg(s) | n | E (%) | |
---|---|---|---|---|
Control |
D - A |
18.3 ± 0.5 |
55 |
14.9 ± 1.2 |
D + A |
21.5 ± 0.7 |
54 |
||
SST (1 nM) |
D - A |
18.6 ± 0.4 |
58 |
11.4 ± 1.4* |
D + A |
21 ± 0.5 |
56 |
||
SST (50 nM) |
D - A |
18.8 ± 0.4 |
59 |
12.1 ± 1.1 |
D + A |
21.4 ± 0.4 |
60 |
||
SST (1 μM) |
D - A |
19.6 ± 0.6 |
57 |
10.9 ± 1.6* |
D + A |
22 ± 0.2 |
55 |
||
L-779976 (10 nM) |
D - A |
20.7 ± 0.3 |
56 |
10.4 ± 1.5* |
D + A |
23.1 ± 0.3 |
59 |
||
L-779976 (100 nM) |
D - A |
20.3 ± 0.4 |
58 |
12.1 ± 1.2 |
D + A |
23.1 ± 0.4 |
54 |
||
L-796778 (25 nM) |
D – A |
19.5 ± 0.9 |
59 |
12.9 ± 1.7 |
D + A |
22.4 ± 0.7 |
54 |
||
L-796778 (50 nM) |
D - A |
20.8 ± 0.5 |
60 |
8 ± 1.2* |
D + A |
22.6 ± 0.6 |
57 |
||
L-779976 (10 nM) + L-796778 (25 nM) |
D - A |
19.6 ± 0.5 |
55 |
11.3 ± 0.9* |
D + A |
22.1 ± 0.2 |
54 |
||
L-779976 (100 nM) + L-796778 (25 nM) | D - A |
19.6 ± 0.5 |
57 |
12.9 ± 1.4 |
D + A | 22.5 ± 0.5 | 54 |
D − A and D + A correspond to donor without and with acceptor, respectively; τavg refers to average of n photobleaching time constants; n is the total number of cells analyzed; E (%) is mean relative FRET efficiency. Mean ± SD is representative of three independent experiments (*, p < 0.05).