Table 1.
Characteristics of caffeine-elicited calcium increases
Sustentacular cells | OSNs | |||
---|---|---|---|---|
Number of responding cells | Peak amplitude (% ΔF/F) |
Number of responding cells | Peak amplitude (% ΔF/F) |
|
UTP | 117/117 | 86 ± 8 | 33/68 | 54 ± 5 |
10 mM caffeine | 46/117 | 25 ± 3 ** | 33/68 | 32 ± 3 * |
50 mM caffeine | 41/117 | 17 ± 1** | 39/68 | 50 ± 5 |
Odorants | Na | na | 64/68 | 59 ± 5 |
, ** significantly different from UTP;
, p<0.05;
, p<0.001; na, not applicable.