Amygdala Neurons In Dementia With Lewy Bodies is a cell type relevant to neurodegenerative disease research. This page covers its role in brain function, involvement in disease processes, and significance for therapeutic strategies.
The amygdala is particularly vulnerable in Dementia with Lewy Bodies (DLB), exhibiting Lewy body pathology that significantly impacts emotional processing, memory encoding, and autonomic function. The amygdala's extensive connections with the basal forebrain, hippocampus, and brainstem nuclei make it a critical hub for understanding DLB pathogenesis. [@yoshida2020]
Neuropathology
Lewy Body Distribution
...
Amygdala Neurons in Dementia with Lewy Bodies
Introduction
Amygdala Neurons In Dementia With Lewy Bodies is a cell type relevant to neurodegenerative disease research. This page covers its role in brain function, involvement in disease processes, and significance for therapeutic strategies.
Overview
Mermaid diagram (expand to render)
The amygdala is particularly vulnerable in Dementia with Lewy Bodies (DLB), exhibiting Lewy body pathology that significantly impacts emotional processing, memory encoding, and autonomic function. The amygdala's extensive connections with the basal forebrain, hippocampus, and brainstem nuclei make it a critical hub for understanding DLB pathogenesis. [@yoshida2020]
Neuropathology
Lewy Body Distribution
In DLB, the amygdala demonstrates: [@beach2009]
Amygdala-dominant Lewy body pattern: Concentrated alpha-synuclein inclusions in the amygdala corticomedullary nuclei
Neuronal loss: Progressive degeneration of GABAergic and glutamatergic neurons
Pathology spread: From the amygdala to cortical regions and brainstem nuclei
Affected Neuron Types
Corticomedullary neurons: Most severely affected, containing dense Lewy body inclusions
Basolateral amygdala pyramidal neurons: Vulnerable to Lewy body pathology
Centromedial amygdala neurons: Affected early in DLB progression
Clinical Significance
Emotional Processing
Amygdala dysfunction in DLB contributes to: [@fujishiro2008]
Mood disturbances: Depression, anxiety, and apathy
The study of Amygdala Neurons In Dementia With Lewy Bodies 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.
[Allen Cell Type Atlas: Amygdala Neurons in Dementia with Lewy Bodies](https://portal.brain-map.org/search?query=Amygdala%20Dementia%20Lewy%20Bodies)
[Allen Mouse Brain Atlas: Amygdala Neurons in Dementia with Lewy Bodies](https://mouse.brain-map.org/search/index.html?query=Amygdala%20Dementia%20Lewy%20Bodies)
[BrainSpan developmental transcriptome: Amygdala Neurons in Dementia with Lewy Bodies](https://www.brainspan.org/search/index.html?search=Amygdala%20Dementia%20Lewy%20Bodies)
References
[Tsuang D et al., Amygdala pathology in Dementia with Lewy Bodies (2012)](https://pubmed.ncbi.nlm.nih.gov/22879156/)
[Yoshida M et al., Amygdala involvement in Lewy body disease (2020)](https://pubmed.ncbi.nlm.nih.gov/32074467/)
[Beach TG et al., Organization of the Amygdala in Dementia with Lewy Bodies (2009)](https://pubmed.ncbi.nlm.nih.gov/19696548/)
[Fujishiro H et al., Amygdala alpha-synuclein pathology in DLB (2008)](https://pubmed.ncbi.nlm.nih.gov/18563474/)
[Halliday GM et al., Amygdala in Lewy body disease (2014)](https://pubmed.ncbi.nlm.nih.gov/25462623/)
[Sorrentino ZA et al., Unique alpha-synuclein pathology within the amygdala in Lewy body dementia (2019)](https://pubmed.ncbi.nlm.nih.gov/31477175/)
[Gawor K et al., Amygdala-predominant alpha-synuclein pathology is associated with exacerbated hippocampal neuron loss in Alzheimer's disease (2024)](https://pubmed.ncbi.nlm.nih.gov/39659977/)
[Popescu A et al., Lewy bodies in the amygdala: increase of alpha-synuclein aggregates in neurodegenerative diseases with tau-based inclusions (2004)](https://pubmed.ncbi.nlm.nih.gov/15596612/)
[Borghammer P et al., Neuropathological evidence of body-first vs. brain-first Lewy body disease (2021)](https://pubmed.ncbi.nlm.nih.gov/34763110/)
[Cersosimo MG., Propagation of alpha-synuclein pathology from the Olfactory Bulb (2018)](https://pubmed.ncbi.nlm.nih.gov/29196808/)
[Kim S et al., Transneuronal Propagation of Pathologic alpha-Synuclein from the Gut to the Brain Models Parkinson's Disease (2019)](https://pubmed.ncbi.nlm.nih.gov/31255487/)
[Levin J et al., alpha-Synuclein seed amplification assay detects Lewy body co-pathology in autosomal dominant Alzheimer's disease (2024)](https://pubmed.ncbi.nlm.nih.gov/38666355/)
[van Wetering J et al., Neuroinflammation is associated with Alzheimer's disease co-pathology in dementia with Lewy bodies (2024)](https://pubmed.ncbi.nlm.nih.gov/38715119/)
[van der Gaag BL et al., Distinct tau and alpha-synuclein molecular signatures in Alzheimer's disease with and without Lewy bodies (2024)](https://pubmed.ncbi.nlm.nih.gov/38198008/)
[Saito Y et al., Neuropathology of amygdala in Lewy body disease (2011)](https://pubmed.ncbi.nlm.nih.gov/22277522/)