Acetylcholine is a chemical messenger, or neurotransmitter, that plays an important role in brain and muscle function. Imbalances in acetylcholine are linked with chronic conditions, such as Alzheimer ...

Figure 1: Endocrine cells in human pancreatic islets express cholinergic markers. Figure 2: Human alpha cells express vAChT and ChAT. Figure 3: Isolated human islets secrete acetylcholine (ACh) in ...

In recent years, nootropics, also called smart drugs, have gained popularity among people looking to improve their mental performance. Acetylcholine is a neurotransmitter, or brain chemical, that ...

Nicotinic acetylcholine (ACh) receptors and other Cys-loop receptors challenge our ability to understand how proteins carry out simple sets of functions — in this case, specific binding, conversion of ...

Scientists are reporting the first compelling evidence in people that cognitive training can boost levels of a brain chemical that typically declines with age. A 10-week study of people 65 or older ...