acetylcholine ring | silver horizontalDNA_Upsell The same 14 mm pi

The same 14 mm pi pendant is available in 18K gold vermeil at the same chain length

Gold adds warmth and works for clinicians who prefer it

It is recognisable from across a room

molecular biologists using RNA interference in their work

and spreads through the Purkinje fibre network to activate ventricular myocardium in a coordinated

acetylcholine ring | silver horizontalDNA_Upsell The same 14 mm piacetylcholine ring sterling silver The first neurotransmitter ever discovered. Otto Loewi proved its existence in 1921 with an elegant experiment: collecting fluid from a stimulated frog heart and transferring it to a resting heart, which then slowed. That experiment earned the 1936 Nobel Prize and launched modern neuroscience. The Science Behind Acetylcholine Acetylcholine (ACh) is synthesized from choline and acetyl CoA by choline acetyltransferase