Nicotinic acetylcholine receptor (nAChR) α4β2 receptor neurons are important in the neurobiology of Alzheimer's disease, Parkinson's disease, and nicotine addiction. This page provides detailed information about their structure, function, and role in disease processes.
Nicotinic Acetylcholine Alpha-4/Beta-2 Receptor Neurons express the nAChR α4β2 receptor, a ligand-gated ion channel that plays crucial roles in:
The α4β2 nAChR is the most abundant nicotinic receptor in the brain and is critical for dopaminergic signaling in the mesolimbic pathway. In Alzheimer's disease, α4β2 receptor density is reduced, and nicotinic agonists have been explored as therapeutic agents.
| Taxonomy | ID | Name / Label |
|---|---|---|
| Cell Ontology (CL) | CL:0000169 | type B pancreatic cell |
| Database | ID | Name | Confidence |
|---|---|---|---|
| Cell Ontology | CL:0000169 | type B pancreatic cell | Medium |
| Cell Ontology | CL:0000197 | sensory receptor cell | Medium |
| Cell Ontology | CL:0000789 | alpha-beta T cell | Medium |
| Property | Value |
|---|---|
| Receptor Type | nAChR α4β2 |
| Family | Nicotinic acetylcholine |
| Signaling Mechanism | Ligand-gated ion channel, Na+ and Ca2+ influx |
| Primary Location | Hippocampus, cortex, VTA, basal forebrain |
Nicotinic Acetylcholine Alpha-4/Beta-2 Receptor Neurons are involved in Cognitive function, attention, reward processing. These neurons express the nAChR α4β2 receptor which ligand-gated ion channel, na+ and ca2+ influx. The receptor's location in hippocampus, cortex, vta, basal forebrain allows it to modulate neurotransmission and cellular signaling in key brain regions.
The nAChR α4β2 receptor signals through ligand-gated ion channel, na+ and ca2+ influx. This mechanism allows rapid or modulatory responses depending on the cellular context and co-expression of other receptors.
Target for Alzheimer's therapy, nicotine addiction. Understanding the role of these receptor neurons provides insight into potential therapeutic targets for these conditions.
The nAChR α4β2 receptor is a target for drug development in:
Neurological disorders
Neuropsychiatric conditions
Neurodegenerative diseases
Receptor Neurons
Neurotransmitter Systemsmechanisms/cholinergic-hypothesis-ad)
Nicotinic acetylcholine Signaling
The study of Nicotinic Acetylcholine Alpha 4 Beta 2 Receptor Neurons has evolved significantly over the past decades. Research in this area has revealed important insights into the underlying mechanisms of neurodegeneration and continues to drive therapeutic development.
Historical context and key discoveries in this field have shaped our current understanding and will continue to guide future research directions.