what receptors does botox block
Botox (Botulin toxin) blocks release of ACh at NMJ â¢ Act at presynaptic receptors to block or stimulate neurotransmitter release o Adenosine acts at presynaptic receptors to inhibit/block release of excitatory amino acids (like glutamate)â¦effect is blocked by caffeine ï§ This is an example of disinhibition = removal of the inhibition Cholinergic ...