perhaps it is degraded to adenosine by ecto-nucleotidases...
see Rosenberg and Li, Brain Res 692:227 (1995) for a start.
do you know that purinergic receptors are not synaptically localized?
Terrence Brannon wrote:
> If ATP has its effects intracellularly and if synaptic receptors are
> not purinergic, then what is the physiological utility of such release?
>> --
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