Table 2.
Cumulative absolute number (count) and relative frequency per cell (%, mean ± SEM) of reversible exo-/endocytotic events exhibiting projections to the Re signal (w proj.), representing the formation of a narrow fusion pore, and events without projections (w/o proj.), representing non-measurable fusion pores in studied groups
| Con (47 cells) | Con + ATP (28 cells) | IFNγ (44 cells) | IFNγ + ATP (29 cells) | |||||
|---|---|---|---|---|---|---|---|---|
| Count | % | Count | % | Count | % | Count | % | |
| Exocytosis w proj | 174 | 51 ± 5 | 88 | 45 ± 6 | 119 | 47 ± 6 | 94 | 64 ± 6 |
| Exocytosis w/o proj | 124 | 49 ± 5 | 80 | 55 ± 6 | 87 | 53 ± 6 | 66 | 36 ± 6 |
| Total | 298 | 168 | 206 | 160 | ||||
| Endocytosis w proj | 46 | 51 ± 7 | 41 | 45 ± 8 | 48 | 52 ± 7 | 28 | 48 ± 10 |
| Endocytosis w/o proj | 38 | 49 ± 7 | 47 | 55 ± 8 | 34 | 48 ± 7 | 28 | 52 ± 10 |
| Total | 84 | 88 | 82 | 56 | ||||
Con controls, Con + ATP non-treated controls after ATP stimulation, IFNγ IFNγ-treated astrocytes, IFNγ + ATP IFNγ-treated astrocytes after ATP stimulation