Table 3.

Serial dilutions to determine ATP concentrations.

ATP Concentrations	RLU Results
10 mM ATP (stock solution)
↓
10 μM ATP	Over limit (>10,000 RLU)
↓
10 nM ATP	Over limit (>10,000 RLU)
↓
1 nM ATP	8,223
↓
0.5 nM ATP	5,230
↓
0.1 nM ATP	1,530
↓
No ATP in saline (Blank)	0

*Relative Light Units (RLU).