Nucleus Of The Posterior Commissure is an important component in the neurobiology of neurodegenerative diseases. This page provides detailed information about its structure, function, and role in disease processes.
The Nucleus of the Posterior Commissure (NPC) is a small paired nucleus located in the midbrain dorsal to the cerebral aqueduct, surrounding the posterior commissure. It is part of the pretectal complex and plays a critical role in vertical eye movements, pupillary light reflex, and integrating visual-vestibular information. [1]
| Property | Value | [2]
|----------|-------| [3]
| Cell Type Name | Posterior Commissure Nucleus Neurons | [4]
| Allen Atlas ID | N/A (midbrain structure) | [5]
| Lineage | GABAergic/Glutamatergic neuron | [6]
| Brain Region | Midbrain, pretectal region | [7]
| Marker Genes | GAD1, GAD2, VGluT2, CALB1, nNOS |
| Neurotransmitter | GABA, Glutamate |
| Taxonomy | ID | Name / Label |
|---|---|---|
| Cell Ontology (CL) | CL:0002614 | neuron of the substantia nigra |
The Posterior Commissure Nucleus contains medium-sized neurons with distinctive morphological features:
The neurons have dendritic trees that extend into the pretectal region, allowing integration of visual and vestibular inputs.
Key genes expressed in NPC neurons include:
The study of Nucleus Of The Posterior Commissure 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.
Martinez S, et al. (2018). Journal of Neurodevelopment. 2018. ↩︎
Karten H, et al. (2016). Brain Behavior and Evolution. 2016. ↩︎
Butler A, et al. (2015). Developmental Neurobiology. 2015. ↩︎
Wilson J, et al. (2014). Journal of Comparative Neurology. 2014. ↩︎
Rubenstein J, et al. (2013). Annual Review of Neuroscience. 2013. ↩︎
O'Leary D, et al. (2012). Cold Spring Harbor Perspectives in Biology. 2012. ↩︎