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Paratenial Nucleus (PT) Neurons
Paratenial Nucleus (PT) Neurons
<table class="infobox infobox-cell">
<tr>
<th class="infobox-header" colspan="2">Paratenial Nucleus (PT) Neurons</th>
</tr>
<tr>
<td class="label">FTD Variant</td>
<td>PT Pathology</td>
</tr>
<tr>
<td class="label">Behavioral variant</td>
<td>Moderate</td>
</tr>
<tr>
<td class="label">Semantic variant</td>
<td>Limited</td>
</tr>
<tr>
<td class="label">Nonfluent variant</td>
<td>Variable</td>
</tr>
<tr>
<td class="label">Target</td>
<td>Agent</td>
</tr>
<tr>
<td class="label">Cholinergic</td>
<td>Donepezil, rivastigmine</td>
</tr>
<tr>
<td class="label">Noradrenergic</td>
<td>Methylphenidate, atomoxetine</td>
</tr>
<tr>
<td class="label">Serotonergic</td>
<td>SSRIs</td>
</tr>
<tr>
<td class="label">Glutamatergic</td>
<td>Memantine</td>
</tr>
<tr>
<td class="label">Feature</td>
<td>Description</td>
</tr>
<tr>
<td class="label">Soma size</td>
<td>Small to medium (12-20 μm)</td>
</tr>
<tr>
<td class="label">Shape</td>
<td>Oval to multipolar</td>
</tr>
<tr>
<td class="label">Dendrites</td>
<td>Moderately branched, radially oriented</td>
</tr>
<tr>
<td class="label">Spine density</td>
<td>Low to moderate</td>
</tr>
<tr>
<td class="label">Organization</td>
<td>Loosely packed, cluster formation</td>
</tr>
<tr>
<td class="label">Protein</td>
<td>Expression Level</td>
</tr>
<tr>
<td class="label">**CA
Paratenial Nucleus (PT) Neurons
<table class="infobox infobox-cell">
<tr>
<th class="infobox-header" colspan="2">Paratenial Nucleus (PT) Neurons</th>
</tr>
<tr>
<td class="label">FTD Variant</td>
<td>PT Pathology</td>
</tr>
<tr>
<td class="label">Behavioral variant</td>
<td>Moderate</td>
</tr>
<tr>
<td class="label">Semantic variant</td>
<td>Limited</td>
</tr>
<tr>
<td class="label">Nonfluent variant</td>
<td>Variable</td>
</tr>
<tr>
<td class="label">Target</td>
<td>Agent</td>
</tr>
<tr>
<td class="label">Cholinergic</td>
<td>Donepezil, rivastigmine</td>
</tr>
<tr>
<td class="label">Noradrenergic</td>
<td>Methylphenidate, atomoxetine</td>
</tr>
<tr>
<td class="label">Serotonergic</td>
<td>SSRIs</td>
</tr>
<tr>
<td class="label">Glutamatergic</td>
<td>Memantine</td>
</tr>
<tr>
<td class="label">Feature</td>
<td>Description</td>
</tr>
<tr>
<td class="label">Soma size</td>
<td>Small to medium (12-20 μm)</td>
</tr>
<tr>
<td class="label">Shape</td>
<td>Oval to multipolar</td>
</tr>
<tr>
<td class="label">Dendrites</td>
<td>Moderately branched, radially oriented</td>
</tr>
<tr>
<td class="label">Spine density</td>
<td>Low to moderate</td>
</tr>
<tr>
<td class="label">Organization</td>
<td>Loosely packed, cluster formation</td>
</tr>
<tr>
<td class="label">Protein</td>
<td>Expression Level</td>
</tr>
<tr>
<td class="label">CALB1 (Calbindin D-28k)</td>
<td>Moderate</td>
</tr>
<tr>
<td class="label">PVALB (Parvalbumin)</td>
<td>Low</td>
</tr>
<tr>
<td class="label">CALB2 (Calretinin)</td>
<td>Low</td>
</tr>
<tr>
<td class="label">S100B</td>
<td>Variable</td>
</tr>
<tr>
<td class="label">FTD Variant</td>
<td>PT Pathology</td>
</tr>
<tr>
<td class="label">Behavioral variant</td>
<td>Moderate</td>
</tr>
<tr>
<td class="label">Semantic variant</td>
<td>Limited</td>
</tr>
<tr>
<td class="label">Nonfluent variant</td>
<td>Variable</td>
</tr>
<tr>
<td class="label">Target</td>
<td>Agent</td>
</tr>
<tr>
<td class="label">Cholinergic</td>
<td>Donepezil, rivastigmine</td>
</tr>
<tr>
<td class="label">Noradrenergic</td>
<td>Methylphenidate, atomoxetine</td>
</tr>
<tr>
<td class="label">Serotonergic</td>
<td>SSRIs</td>
</tr>
<tr>
<td class="label">Glutamatergic</td>
<td>Memantine</td>
</tr>
</table>
Overview
The Paratenial Nucleus (PT) is a midline thalamic nucleus belonging to the intralaminar complex, positioned as a critical relay between brainstem arousal systems, hypothalamus, and prefrontal cortex[@van2002]. PT neurons play essential roles in arousal, attention, autonomic integration, and higher cognitive functions. The PT is increasingly recognized for its vulnerability in neurodegenerative diseases affecting thalamic and frontal-subcortical circuits.
Arousal Functions:
- Wakefulness maintenance: Tonic activation during alert states
- Sleep-wake transitions: State-dependent firing patterns
- Anesthesia sensitivity: Depressed by general anesthetics
- Coma pathophysiology: Damage causes decreased consciousness
Attention Networks
The PT contributes to multiple attention systems:
1. Sustained Attention
- Tonic activation during vigilance tasks
- Right PT dominant in attention networks
- Lesions cause attentional deficits
- Filters irrelevant stimuli
- Prefrontal-thalamic gating
- Salience detection
- Conflict monitoring via anterior cingulate
- Task-set maintenance
- Working memory engagement
Autonomic Integration
PT processes visceromotor information:
Cardiovascular Control:
- Integrates baroreceptor input
- Modulates blood pressure via prefrontal-hypothalamic circuits
- Heart rate variability correlation
- Connection to brainstem respiratory centers
- Stress-induced hyperventilation circuitry
- HPA axis modulation via hypothalamic connections
- Corticotropin-releasing factor (CRF) sensitivity
- Autonomic arousal during stress
Cognitive Functions
Working Memory:
- Prefrontal-thalamic-prefrontal loops
- Dorsolateral prefrontal cortex engagement
- Maintenance of information online
- Orbitofrontal cortex connectivity
- Reward-punishment valuation
- Risk assessment circuits
- Amygdala connectivity for emotional salience
- Fear conditioning circuitry
- Anxiety modulation
Vulnerability in Neurodegenerative Diseases
Alzheimer's Disease (AD)
The PT shows vulnerability in AD[@rub2020]:
Pathological Changes:
- Neurofibrillary tangles: Tau pathology in PT neurons (Braak stage III-IV)
- Amyloid-β plaques: Moderate plaque deposition
- Neuronal loss: 20-30% reduction in PT neuron density
- Synaptic degeneration: Loss of thalamocortical terminals
- Attention deficits: Impaired sustained and selective attention
- Apathy: Reduced goal-directed behavior
- Circadian disruption: Sleep-wake cycle disturbance
- Autonomic dysfunction: Cardiovascular dysregulation
- Disconnection of prefrontal cortex from arousal systems
- Impaired thalamocortical oscillations (alpha, theta)
- Loss of limbic-thalamic integration
Parkinson's Disease (PD)
PT dysfunction contributes to non-motor PD features:
Structural Changes:
- Volume reduction: MRI shows midline thalamic atrophy
- Functional impairment: Reduced activation during cognitive tasks
- Connectivity alterations: Altered PT-prefrontal connectivity
- Cognitive impairment: Executive dysfunction, attention deficits
- Apathy: Common non-motor symptom
- Sleep disorders: Fragmented sleep architecture
- Autonomic dysfunction: Orthostatic hypotension, sweating
- Dopaminergic denervation of thalamic circuits
- Noradrenergic deficit (LC degeneration)
- Cholinergic dysfunction
Multiple System Atrophy (MSA)
MSA shows prominent PT involvement:
Pathological Features:
- Severe neuronal loss: 40-50% reduction
- Gliosis: Prominent astrocytosis
- GCIs: α-Synuclein inclusions in oligodendrocytes
- Atrophy: Midline thalamic degeneration
- Autonomic failure: Cardiovascular, urogenital
- Cerebellar features: Via PT-cerebellar circuits
- Cognitive impairment: Executive dysfunction
- Sleep disorders: RBD, sleep apnea
Progressive Supranuclear Palsy (PSP)
PSP demonstrates severe midline thalamic involvement:
Pathological Changes:
- Tau pathology: NFTs and tufted astrocytes
- Neuronal loss: Marked in PT and adjacent midline nuclei
- White matter degeneration: Thalamocortical tract involvement
- Vertical gaze palsy: Midbrain-thalamic circuit disruption
- Axial rigidity: Postural instability
- Frontal-executive dysfunction: Apathy, executive deficits
- Pseudobulbar affect: Emotional lability
Frontotemporal Dementia (FTD)
FTD shows variable PT involvement depending on subtype:
C9orf72 expansion cases may show more severe thalamic involvement.
Huntington's Disease (HD)
HD affects thalamic circuits:
- Thalamic atrophy: Progressive volume loss
- Executive dysfunction: Prefrontal-thalamic circuit disruption
- Sleep disorders: Circadian and sleep architecture changes
Therapeutic Implications
Neuromodulation
Thalamic DBS:
- Targeting intralaminar/midline nuclei for minimally conscious state
- Potential application in AD cognitive symptoms
- Experimental for severe apathy syndromes
- TMS: Prefrontal cortex targets may modulate PT indirectly
- tDCS: Cortical-thalamic network effects
- Focused ultrasound: Emerging thalamic targeting
Pharmacological Approaches
Rehabilitation
Cognitive Training:
- Attention training exercises
- Working memory rehabilitation
- May strengthen thalamocortical connectivity
- Blood pressure regulation
- Sleep hygiene
- Stress reduction techniques
Diagnostic Applications
Neuroimaging
Structural MRI:
- Midline thalamic volumetry
- DTI tractography of thalamocortical connections
- Pattern of atrophy may differentiate diseases
- FDG-PET: Reduced PT metabolism in AD, PSP
- fMRI: Task-related activation patterns
- ASL: Perfusion deficits in thalamus
Neurophysiology
- EEG: Thalamocortical rhythm alterations (alpha, theta slowing)
- Evoked potentials: P300 latency and amplitude
- Sleep studies: Architecture changes, spindles, K-complexes
See Also
- [Intralaminar Thalamic Nuclei
- Mediodorsal Thalamus
- [Prefrontal Cortex](/brain-regions/prefrontal-cortex)
- Ascending Reticular Activating System](/brain-regions/intralaminar-thalamic-nuclei
--prefrontal-cortex
--ascending-reticular-activating-system)
- [Alzheimer's Disease](/diseases/alzheimers-disease)
- [Parkinson's Disease](/diseases/parkinsons-disease)
- [Progressive Supranuclear Palsy](/diseases/progressive-supranuclear-palsy)
- [Multiple System Atrophy](/diseases/multiple-system-atrophy)
Brain Atlas Resources
- [Allen Human Brain Atlas - Paratenial Expression](https://human.brain-map.org/microarray/search/show?search_term=Paratenial)
- [Allen Cell Type Atlas - Paratenial](https://celltypes.brain-map.org/)
- [BrainSpan - Paratenial Developmental Expression](https://brainspan.org/)
- [Allen Mouse Brain Atlas - Paratenial](https://mouse.brain-map.org/)
[@van2002]: [Van der Werf YD, Witter MP, Groenewegen HJ. The intralaminar and midline nuclei of the thalamus. Anatomical and functional evidence for participation in processes of arousal and awareness. Brain Res Brain Res Rev. 2002;39(2-3):107-140.](https://pubmed.ncbi.nlm.nih.gov/12509652/)
[@edeline2012]: [Edeline JM. The thalamocortical looping hypothesis: does it hold for the auditory system? Hear Res. 2012;271(1-2):3-13.](https://pubmed.ncbi.nlm.nih.gov/20541000/)
[@rub2020]: [Rub U, Del Tredici K, Del Turco D, Braak H. The intralaminar nuclei assigned to the central visual, somatosensory, auditory, limbic and motor systems are differentially affected in Alzheimer's disease. J Neural Transm. 2020;127(4):449-461.](https://pubmed.ncbi.nlm.nih.gov/32172308/)
[@horn2017]: [Horn A, Reich M, Vorwerk J, et al. Connectivity predicts deep brain stimulation outcome in Parkinson disease. Ann Neurol. 2017;82(1):67-78.](https://pubmed.ncbi.nlm.nih.gov/28561389/)
[@pergola2022]: [Pergola G, Göbel A, Dyrba M, et al. Thalamic nuclei volumes and cognitive decline in Parkinson's disease. Mov Disord. 2022;37(10):2084-2095.](https://pubmed.ncbi.nlm.nih.gov/35947907/)
[@schroeter2012]: [Schroeter M, Mawrin C, Gussew A, et al. Midline thalamic abnormalities in multiple system atrophy: a combined neuroimaging and neuropathological study. J Neurol. 2012;259(9):1825-1833.](https://pubmed.ncbi.nlm.nih.gov/22437450/)
[@daniele1994]: [Daniele A, Giustolisi L, Silveri MC, Gainotti G, Pizzamiglio L. Evidence for a possible neuroanatomical basis for lexical processing of nouns and verbs. Neuropsychologia. 1994;32(11):1325-1341.](https://pubmed.ncbi.nlm.nih.gov/7880834/)
[@saper2007]: [Saper CB, Fuller PM. Wake-sleep circuitry: an overview. Curr Opin Neurobiol. 2007;17(6):613-616.](https://pubmed.ncbi.nlm.nih.gov/18024151/)graph TD
subgraph PT_System["Paratenial Nucleus System"]
PT["Paratenial Nucleus<br/>(Midline Thalamus)"]
end
subgraph Inputs["Input"]
B["Brainstem Reticular<br/>Formation"]
H["Hypothalamus"]
L["Locus Coeruleus"]
R["Raphe Nuclei"]
S["Spinal Cord"]
end
subgraph Outputs["Output"]
PFC["Prefrontal Cortex"]
OFC["Orbitofrontal Cortex"]
ACC["Anterior Cingulate"]
BLA["Basolateral Amygdala"]
end
Inputs --> PT
PT --> Outputs
Anatomical Organization
Location and Boundaries
The PT is situated in the dorsal midline thalamus:
- Location: Midline thalamus, dorsal to third ventricle
- Medial boundary: Third ventricle ependyma
- Lateral boundary: Mediodorsal nucleus, central medial nucleus
- Dorsal boundary: Dorsal midline nuclei
- Ventral boundary: Central medial and rhomboid nuclei
Cellular Morphology
PT neurons exhibit characteristic features:
Nuclear Subdivisions
The PT may be subdivided into:
Molecular Biology
Neurotransmitter Phenotype
PT neurons are primarily glutamatergic:
Excitatory markers:
- SLC17A6 (VGLUT2): Vesicular glutamate transporter (high expression)
- SLC17A7 (VGLUT1): Lower expression
- CAMK2A: Calcium/calmodulin-dependent kinase
- HTR2A (5-HT2A): Serotonin modulation
- ADRA1A/ADRA2A: Noradrenergic modulation
- CHRNA4/CHRNA7: Nicotinic acetylcholine receptors
- GRIN1/GRIN2A/B (NMDA): Glutamatergic input
- GRIA1-4 (AMPA): Fast glutamate transmission
Calcium-Binding Proteins
Immediate Early Genes
- c-FOS: Activity-dependent expression during arousal
- EGR1 (Zif268): Memory and plasticity-related
- ARC: Synaptic plasticity marker
Normal Function
Arousal and Consciousness
The PT is a critical component of the ascending arousal system[@edeline2012]:
Arousal Functions:
- Wakefulness maintenance: Tonic activation during alert states
- Sleep-wake transitions: State-dependent firing patterns
- Anesthesia sensitivity: Depressed by general anesthetics
- Coma pathophysiology: Damage causes decreased consciousness
Attention Networks
The PT contributes to multiple attention systems:
1. Sustained Attention
- Tonic activation during vigilance tasks
- Right PT dominant in attention networks
- Lesions cause attentional deficits
- Filters irrelevant stimuli
- Prefrontal-thalamic gating
- Salience detection
- Conflict monitoring via anterior cingulate
- Task-set maintenance
- Working memory engagement
Autonomic Integration
PT processes visceromotor information:
Cardiovascular Control:
- Integrates baroreceptor input
- Modulates blood pressure via prefrontal-hypothalamic circuits
- Heart rate variability correlation
- Connection to brainstem respiratory centers
- Stress-induced hyperventilation circuitry
- HPA axis modulation via hypothalamic connections
- Corticotropin-releasing factor (CRF) sensitivity
- Autonomic arousal during stress
Cognitive Functions
Working Memory:
- Prefrontal-thalamic-prefrontal loops
- Dorsolateral prefrontal cortex engagement
- Maintenance of information online
- Orbitofrontal cortex connectivity
- Reward-punishment valuation
- Risk assessment circuits
- Amygdala connectivity for emotional salience
- Fear conditioning circuitry
- Anxiety modulation
Vulnerability in Neurodegenerative Diseases
Alzheimer's Disease (AD)
The PT shows vulnerability in AD[@rub2020]:
Pathological Changes:
- Neurofibrillary tangles: Tau pathology in PT neurons (Braak stage III-IV)
- Amyloid-β plaques: Moderate plaque deposition
- Neuronal loss: 20-30% reduction in PT neuron density
- Synaptic degeneration: Loss of thalamocortical terminals
- Attention deficits: Impaired sustained and selective attention
- Apathy: Reduced goal-directed behavior
- Circadian disruption: Sleep-wake cycle disturbance
- Autonomic dysfunction: Cardiovascular dysregulation
- Disconnection of prefrontal cortex from arousal systems
- Impaired thalamocortical oscillations (alpha, theta)
- Loss of limbic-thalamic integration
Parkinson's Disease (PD)
PT dysfunction contributes to non-motor PD features:
Structural Changes:
- Volume reduction: MRI shows midline thalamic atrophy
- Functional impairment: Reduced activation during cognitive tasks
- Connectivity alterations: Altered PT-prefrontal connectivity
- Cognitive impairment: Executive dysfunction, attention deficits
- Apathy: Common non-motor symptom
- Sleep disorders: Fragmented sleep architecture
- Autonomic dysfunction: Orthostatic hypotension, sweating
- Dopaminergic denervation of thalamic circuits
- Noradrenergic deficit (LC degeneration)
- Cholinergic dysfunction
Multiple System Atrophy (MSA)
MSA shows prominent PT involvement:
Pathological Features:
- Severe neuronal loss: 40-50% reduction
- Gliosis: Prominent astrocytosis
- GCIs: α-Synuclein inclusions in oligodendrocytes
- Atrophy: Midline thalamic degeneration
- Autonomic failure: Cardiovascular, urogenital
- Cerebellar features: Via PT-cerebellar circuits
- Cognitive impairment: Executive dysfunction
- Sleep disorders: RBD, sleep apnea
Progressive Supranuclear Palsy (PSP)
PSP demonstrates severe midline thalamic involvement:
Pathological Changes:
- Tau pathology: NFTs and tufted astrocytes
- Neuronal loss: Marked in PT and adjacent midline nuclei
- White matter degeneration: Thalamocortical tract involvement
- Vertical gaze palsy: Midbrain-thalamic circuit disruption
- Axial rigidity: Postural instability
- Frontal-executive dysfunction: Apathy, executive deficits
- Pseudobulbar affect: Emotional lability
Frontotemporal Dementia (FTD)
FTD shows variable PT involvement depending on subtype:
C9orf72 expansion cases may show more severe thalamic involvement.
Huntington's Disease (HD)
HD affects thalamic circuits:
- Thalamic atrophy: Progressive volume loss
- Executive dysfunction: Prefrontal-thalamic circuit disruption
- Sleep disorders: Circadian and sleep architecture changes
Therapeutic Implications
Neuromodulation
Thalamic DBS:
- Targeting intralaminar/midline nuclei for minimally conscious state
- Potential application in AD cognitive symptoms
- Experimental for severe apathy syndromes
- TMS: Prefrontal cortex targets may modulate PT indirectly
- tDCS: Cortical-thalamic network effects
- Focused ultrasound: Emerging thalamic targeting
Pharmacological Approaches
Rehabilitation
Cognitive Training:
- Attention training exercises
- Working memory rehabilitation
- May strengthen thalamocortical connectivity
- Blood pressure regulation
- Sleep hygiene
- Stress reduction techniques
Diagnostic Applications
Neuroimaging
Structural MRI:
- Midline thalamic volumetry
- DTI tractography of thalamocortical connections
- Pattern of atrophy may differentiate diseases
- FDG-PET: Reduced PT metabolism in AD, PSP
- fMRI: Task-related activation patterns
- ASL: Perfusion deficits in thalamus
Neurophysiology
- EEG: Thalamocortical rhythm alterations (alpha, theta slowing)
- Evoked potentials: P300 latency and amplitude
- Sleep studies: Architecture changes, spindles, K-complexes
See Also
- [Intralaminar Thalamic Nuclei
- Mediodorsal Thalamus
- [Prefrontal Cortex](/brain-regions/prefrontal-cortex)
- Ascending Reticular Activating System](/brain-regions/intralaminar-thalamic-nuclei
--prefrontal-cortex
--ascending-reticular-activating-system)
- [Alzheimer's Disease](/diseases/alzheimers-disease)
- [Parkinson's Disease](/diseases/parkinsons-disease)
- [Progressive Supranuclear Palsy](/diseases/progressive-supranuclear-palsy)
- [Multiple System Atrophy](/diseases/multiple-system-atrophy)
Brain Atlas Resources
- [Allen Human Brain Atlas - Paratenial Expression](https://human.brain-map.org/microarray/search/show?search_term=Paratenial)
- [Allen Cell Type Atlas - Paratenial](https://celltypes.brain-map.org/)
- [BrainSpan - Paratenial Developmental Expression](https://brainspan.org/)
- [Allen Mouse Brain Atlas - Paratenial](https://mouse.brain-map.org/)
[@van2002]: [Van der Werf YD, Witter MP, Groenewegen HJ. The intralaminar and midline nuclei of the thalamus. Anatomical and functional evidence for participation in processes of arousal and awareness. Brain Res Brain Res Rev. 2002;39(2-3):107-140.](https://pubmed.ncbi.nlm.nih.gov/12509652/)
[@edeline2012]: [Edeline JM. The thalamocortical looping hypothesis: does it hold for the auditory system? Hear Res. 2012;271(1-2):3-13.](https://pubmed.ncbi.nlm.nih.gov/20541000/)
[@rub2020]: [Rub U, Del Tredici K, Del Turco D, Braak H. The intralaminar nuclei assigned to the central visual, somatosensory, auditory, limbic and motor systems are differentially affected in Alzheimer's disease. J Neural Transm. 2020;127(4):449-461.](https://pubmed.ncbi.nlm.nih.gov/32172308/)
[@horn2017]: [Horn A, Reich M, Vorwerk J, et al. Connectivity predicts deep brain stimulation outcome in Parkinson disease. Ann Neurol. 2017;82(1):67-78.](https://pubmed.ncbi.nlm.nih.gov/28561389/)
[@pergola2022]: [Pergola G, Göbel A, Dyrba M, et al. Thalamic nuclei volumes and cognitive decline in Parkinson's disease. Mov Disord. 2022;37(10):2084-2095.](https://pubmed.ncbi.nlm.nih.gov/35947907/)
[@schroeter2012]: [Schroeter M, Mawrin C, Gussew A, et al. Midline thalamic abnormalities in multiple system atrophy: a combined neuroimaging and neuropathological study. J Neurol. 2012;259(9):1825-1833.](https://pubmed.ncbi.nlm.nih.gov/22437450/)
[@daniele1994]: [Daniele A, Giustolisi L, Silveri MC, Gainotti G, Pizzamiglio L. Evidence for a possible neuroanatomical basis for lexical processing of nouns and verbs. Neuropsychologia. 1994;32(11):1325-1341.](https://pubmed.ncbi.nlm.nih.gov/7880834/)
[@saper2007]: [Saper CB, Fuller PM. Wake-sleep circuitry: an overview. Curr Opin Neurobiol. 2007;17(6):613-616.](https://pubmed.ncbi.nlm.nih.gov/18024151/)
Pathway Diagram
The following diagram shows the key molecular relationships involving Paratenial Nucleus (PT) Neurons discovered through SciDEX knowledge graph analysis:
▸Metadataorigin_type: v1_polymorphic_backfill
| slug | cell-types-paratenial-nucleus |
| kg_node_id | None |
| entity_type | cell |
| origin_type | v1_polymorphic_backfill |
| source_table | wiki_pages |
| wiki_page_id | wp-606d520d60f1 |
| __merged_from | {'merged_at': '2026-05-13', 'unprefixed_id': 'cell-types-paratenial-nucleus'} |
| _schema_version | 1 |
No provenance edges found
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[Paratenial Nucleus (PT) Neurons](http://scidex.ai/artifact/wiki-cell-types-paratenial-nucleus)
http://scidex.ai/artifact/wiki-cell-types-paratenial-nucleus