concept

AΒ

Entity Detail — Knowledge Graph Node

Understanding Entity Pages

This page aggregates everything SciDEX knows about AΒ: its mechanistic relationships (Knowledge Graph edges), hypotheses targeting it, analyses mentioning it, and supporting scientific papers. The interactive graph below shows its immediate neighbors. All content is AI-synthesized from peer-reviewed literature.

1682Connections

30Hypotheses

13Analyses

50Outgoing

50Incoming

0Experiments

20Debates

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💡 Concept Info

Name	AΒ
Key Genes/Proteins	AB, ABCA1, ACHE, AD

Pathway Diagram

graph TD
    A_[AΒ]
    A_ -->|causes| Neurodegeneration[Neurodegeneration]
    A_ -->|causes| Alzheimer_s_Disease[Alzheimer's Disease]
    A_ -->|involved_in| Protein_Assembly[Protein Assembly]
    A_ -.biomarker for.-> Biomarker_For_Alzheimer_s_Dise[Biomarker For Alzheimer's Disease]
    A_ -->|involved_in| Synapse_Pathology[Synapse Pathology]
    A_ -->|causes| neuronal_death[neuronal death]
    A_ -->|implicated in| Alzheimer_disease[Alzheimer disease]
    A_ -->|induces| IFN_[IFNγ]
    A_ -->|drives_formation_of| lipid_rafts[lipid rafts]
    A_ -->|causes| Oxidative_stress[Oxidative stress]
    APP[APP] -->|product_of| A_
    L1CAM[L1CAM] -->|binds| A_
    APOE__2_ISOFORM[APOE Ε2 ISOFORM] -->|interacts| A_
    SV2A[SV2A] -->|correlates_with| A_
    AUTOPHAGY[AUTOPHAGY] -->|mediates| A_
    APOE__2[APOE Ε2] -->|interacts| A_
    SQSTM1[SQSTM1] -->|involved_in| A_

Outgoing (826)

Target	Relation	Type	Str
Alzheimer's Disease	causes	disease	0.95
Neurodegeneration	causes	process	0.95
Autophagy	associated_with	process	0.95
Endo-lysosomal system	associated_with	organelle	0.95
PV+ interneurons	inhibits	cell_type	0.90
Protein Assembly	involved_in	process	0.90
PV interneuron dysfunction	causes	mechanism	0.90
Fyn	activates	protein	0.90
TREM2	activates	protein	0.90
Synapse Pathology	involved_in	process	0.90
Biomarker For Alzheimer's Disease	biomarker_for	biomarker	0.90
Microglial Activation	causes	process	0.90
Alzheimer disease	implicated_in	disease	0.80
neuronal death	causes	phenotype	0.80
IFNγ	induces	protein	0.80
Alzheimer's disease	implicated_in	disease	0.80
Alzheimer's disease	causes	disease	0.80
Oxidative stress	causes	process	0.80
lipid rafts	drives_formation_of	process	0.80
astrocytes	causes	cell_type	0.80
Alzheimer's disease	causes	disease	0.70
glutamate excitotoxicity	activates	process	0.70
inflammation	activates	process	0.70
oxidative stress	activates	process	0.70
hippocampal atrophy	causes	phenotype	0.70
tau	interacts_with	protein	0.70
tau phosphorylation	activates	process	0.70
tau seeding	mediates	mechanism	0.70
microglial_activation	activates	phenotype	0.70
axonal injury	causes	mechanism	0.70
neuroinflammation	activates	process	0.70
Fyn kinase	activates	protein	0.70
Tau pathology	triggers	mechanism	0.70
lysosomal permeabilization	causes	process	0.70
apoptosis	activates	process	0.70
TNF	activates	protein	0.70
excitotoxicity	causes	phenotype	0.70
Alzheimer's disease	associated_with	disease	0.70
Microglia	activates	cell_type	0.70
astrocyte activation	activates	process	0.70
tau missorting	causes	process	0.70
Alzheimer's disease progression	initiates	disease	0.70
pericyte injury	causes	phenotype	0.70
Neurodegeneration	regulates	disease	0.60
Dementia	therapeutic_target	disease	0.60
Cancer	inhibits	disease	0.60
Senescence	associated_with	disease	0.60
Necroptosis	therapeutic_target	disease	0.60
Fibrosis	activates	disease	0.60
Obesity	activates	disease	0.60

Incoming (856)

Source	Relation	Type	Str
34456336	is a promising target for	paper	0.90
26010513	impairs	paper	0.90
26137544	begins to accumulate within	paper	0.90
26739002	induces spreading of	paper	0.90
40649980	suppresses	paper	0.90
23431156	effects	paper	0.90
BACE1	causes	gene	0.90
40649980	suppressed	paper	0.90
23431156	activates	paper	0.90
40649980	activates	paper	0.90
APP	associated_with	protein	0.90
40883746	primes microglia to promote	paper	0.90
30867420	depletes via mGluR5-mediated mechanism	paper	0.90
L1CAM	binds	protein	0.90
APP	product_of	gene	0.90
SV2A	correlates_with	protein	0.85
LRP1	mediates_export	protein	0.85
AUTOPHAGY	mediates	entity	0.85
APOE Ε2 ISOFORM	interacts_with	protein	0.85
PPARA AGONISTS	decreases	drug	0.80
CLU	clears	gene	0.80
DHT	regulates	compound	0.80
LRP1	clears	gene	0.80
AQP4	associated_with	gene	0.80
APOE Ε2	interacts_with	protein	0.80
RAGE	binds_to	gene	0.80
GLP-1	ameliorates	protein	0.80
NNMT	causes_aggregation_of	gene	0.80
oxidative stress	elevates	process	0.80
APOE	associated_with	gene	0.80
ROS	contributes_to	phenotype	0.80
SQSTM1	involved_in	protein	0.75
Mint2	associated_with	protein	0.70
NFκB	activates	pathway	0.70
BACE1	activates	protein	0.70
oxyphylla A	inhibits	drug	0.70
C1q	opsonizes	protein	0.70
C1q	associated_with	protein	0.70
RPL17	associated_with	gene	0.70
MICROGLIA	associated_with	cell_type	0.70
ASTROCYTES	associated_with	cell_type	0.70
PPARA	regulates	gene	0.70
autophagy	activates	process	0.70
autophagy	promotes	process	0.70
Ramalin	associated_with	gene	0.70
COMPLEMENT	regulates	gene	0.60
AXON	transports	gene	0.60
APP/PS1	inhibits	gene	0.60
DEMENTIA	biomarker_for	gene	0.60
AQUAPORIN-4	activates	gene	0.60

Targeting Hypotheses (30)

Hypotheses where this entity is a therapeutic target

Hypothesis	Score	Disease	Analysis
Multi-Target Hypothesis: Aβ-Induced Cholinergic Damage is Pa	0.887	-	Do β-amyloid plaques and neurofibrillary
ω-3 Docosahexaenoic Acid (DHA) Epoxide Generation via CYP2J2	0.802	lipidomics	Lipid metabolism dysregulation in Alzhei
Closed-loop focused ultrasound targeting CA1 PV interneurons	0.754	alzheimers	Circuit-level neural dynamics in neurode
Tau missorting transitions into an autonomous tau-seeding st	0.740	neurodegeneration	Does tau dendritic missorting persist in
Microglia and complement sustain post-Aβ neurodegeneration a	0.690	neurodegeneration	Does tau dendritic missorting persist in

ISR/eIF2α~P Overflow Represses Synaptic Protein Synthesis Do	0.683	alzheimers	-
Soluble LRP1 (sLRP1) Ectodomain Shedding as a Blood-Based In	0.680	-	What blood-brain barrier permeability ch
Gamma entrainment enhances TREM2-mediated microglial clearan	0.678	alzheimers	Gamma entrainment therapy to restore hip
Fyn-anchored dendritic tau/NMDAR signaling persists after tr	0.670	neurodegeneration	Does tau dendritic missorting persist in
PDGF-BB/PDGFRβ/STAT3 Paracrine Signaling Axis Mediates Aβ-In	0.618	neurodegeneration	How do perivascular cells specifically r
LRP1/NLRP3/IL-1β Cascade Links Aβ Endocytosis to Inflammasom	0.617	neurodegeneration	How do perivascular cells specifically r
Aβ42 oligomers drive TDP-43 phosphorylation at s409/410 thro	0.595	neurodegeneration	What mechanisms drive TDP-43 pathology s
Aβ-induced downregulation of circPDS5B derepresses TDP-43 mR	0.595	neurodegeneration	What mechanisms drive TDP-43 pathology s
Closed-Loop Phase-Specific Targeting of PV-to-Pyramidal Syna	0.585	alzheimers	Closed-loop optogenetic targeting PV int
Neuropeptide Y (NPY) Co-release from PV Interneurons Modulat	0.585	alzheimers	Closed-loop optogenetic targeting PV int
Astrocyte-PV Interneuron Metabolic Coupling as a Mediator of	0.565	alzheimers	Closed-loop optogenetic targeting PV int
HBOT (2.0 ATA, 60 min) activates TFEB-mediated autophagy-lys	0.560	neurodegeneration	What are the optimal oxygen pressure, du
CYP46A1 Activation as a Therapeutic Strategy to Restore Neur	0.550	lipidomics	Lipid metabolism dysregulation in Alzhei
Cross-Seeding: Gut Microbiome-Derived Bacterial Curli and Fu	0.540	neurodegeneration	How does gut microbiome dysbiosis contri
CD36 Acts as Primary Aβ Oligomer Sensor on Perivascular Macr	0.535	neurodegeneration	How do perivascular cells specifically r
Epigenetic CRISPR/dCas9 Activation of PV Gene Program Preven	0.525	alzheimers	Closed-loop optogenetic targeting PV int
TREM2 on Perivascular Macrophages Senses Aβ and Drives SPP1	0.496	neurodegeneration	How do perivascular cells specifically r
Reactive astrocyte glutamate-handling failure sustains dendr	0.490	neurodegeneration	Does tau dendritic missorting persist in
Soluble LRP1 Fragments Serve as Blood-Based Indicators of Im	0.485	-	What blood-brain barrier permeability ch
BIN1-dependent trafficking defects determine whether post-Aβ	0.460	neurodegeneration	Does tau dendritic missorting persist in
GM1 Ganglioside Reduction via ST3GAL5 Activation to Block Aβ	0.454	lipidomics	Lipid metabolism dysregulation in Alzhei
RAGE/STAT3/IL-6 Autocrine Loop Mediates Aβ-Induced SPP1 Upre	0.442	neurodegeneration	How do perivascular cells specifically r
P2X7/P2Y12 Purinergic Signaling Connects Aβ Aggregation to S	0.423	neurodegeneration	How do perivascular cells specifically r
CYP2J2-Derived DHA Epoxides Modulate Microglial M2 Polarizat	0.380	lipidomics	Lipid metabolism dysregulation in Alzhei
Personalized Microbiome Restoration Based on Individual Aβ C	0.000	-	Gut-Brain Axis Therapeutics for Alzheime

Mentioning Analyses (13)

Scientific analyses that reference this entity

What blood-brain barrier permeability changes serve as early biomarkers for neur

neurodegeneration | 2026-04-26 | 8 hypotheses Top: 0.735

TREM2 in Alzheimer's Disease: Mechanisms, Therapeutics, and Biomarkers

neurodegeneration | 2026-04-26 | 8 hypotheses Top: 0.861

Does pericyte senescence drive BBB breakdown or result from neurodegeneration as

neurodegeneration | 2026-04-25 | 6 hypotheses Top: 0.720

Survival Analysis of AD Patient Cohorts: Prognostic Markers and Time-to-Dementia

neurodegeneration | 2026-04-16 | 3 hypotheses Top: 0.895

Multi-modal Biomarker Panel Design for Early AD Detection

neurodegeneration | 2026-04-16 | 1 hypotheses Top: 0.579

Experiments (0)

Experimental studies targeting or related to this entity

Experiment	Type	Disease	Score	Feasibility	Model	Status	Est. Cost
No experiments found

Related Papers (14)

Scientific publications cited in analyses involving this entity

Title & PMID	Authors	Journal	Year
Increased Neuronal Expression of the Early Endosomal Adaptor APPL1 Replicates Al [PMID:40514243]	Jiang Y, Sachdeva K, Goulbourne CN, Berg	The Journal of neuroscience :	2025
P-tau217 correlates with neurodegeneration in Alzheimer's disease, and targeting [PMID:38513667]	Zhang D, Zhang W, Ming C, Gao X, Yuan H,	Neuron	2024
The necroptosis cell death pathway drives neurodegeneration in Alzheimer's disea [PMID:38852117]	Balusu S, De Strooper B	Acta neuropathologica	2024
Chemical genetic activation of the cholinergic basal forebrain hippocampal circu [PMID:35418161]	Weilin Liu, Jianhong Li, Minguang Yang	{'name': "Alzheimer's Research	2022
Memorable Food: Fighting Age-Related Neurodegeneration by Precision Nutrition. [PMID:34422879]	["Milo\u0161evi\u0107 M", "Arsi\u0107 A"	Frontiers in nutrition	2021
Insulin Resistance and Diabetes Mellitus in Alzheimer's Disease. [PMID:34069890]	Burillo J, Marqués P, Jiménez B, Gonzále	Cells	2021
Genetic deletion of trpa1 receptor attenuates amyloid beta- 1-42 (aβ1-42)-induce [PMID:32473171]	Maja Payrits, Éva Borbély, Soma Godo	{'name': 'Mechanisms of ageing	2020
Implications of Oligomeric Amyloid-Beta (oAβ42) Signaling through α7β2-Nicotinic [PMID:33239400]	Andrew A. George, Jaime M. Vieira, Camer	{'name': 'The Journal of Neuro	2020
Removal of p75 Neurotrophin Receptor Expression from Cholinergic Basal Forebrain [PMID:30374941]	Lei Qian, M. Milne, Stephanie R Shephear	{'name': 'Molecular Neurobiolo	2018
Dietary DHA and health: cognitive function ageing. [PMID:27866493]	Unknown	Nutr Res Rev	2016
Docosahexaenoic acid and synaptic protection in Alzheimer's disease mice. [PMID:20211757]	Unknown	Biochim Biophys Acta	2010
Survival signalling in Alzheimer's disease. [PMID:17073801]	Unknown	Biochem Soc Trans	2006
Intraneuronal beta-amyloid aggregates, neurodegeneration, and neuron loss in tra [PMID:17021169]	["Oakley, Holly", "Cole, Sarah L", "Loga	The Journal of neuroscience :	2006
The amyloid hypothesis of Alzheimer's disease: progress and problems on the road [PMID:12130773]	["Hardy, John", "Selkoe, Dennis J"]	Science (New York, N.Y.)	2002

Debates (20)

Multi-agent debates referencing this entity

Second debate: Microglial TREM2-SYK Pathway Enhancement

closed · Rounds: 4 · Score: 0.57 · 2026-04-28

Extended debate: TREM2-Dependent Astrocyte-Microglia Cross-talk in Neurodegenera

closed · Rounds: 6 · Score: 0.95 · 2026-04-27

Extended debate: Closed-loop transcranial focused ultrasound with 40Hz gamma ent

closed · Rounds: 6 · Score: 0.95 · 2026-04-27

Extended debate: Closed-loop tACS targeting EC-II SST interneurons to block tau

closed · Rounds: 6 · Score: 0.95 · 2026-04-27

Debate: Closed-loop transcranial focused ultrasound targeting entorhinal PV inte

closed · Rounds: 4 · Score: 0.65 · 2026-04-27

Debate: Closed-loop tACS targeting EC-II SST interneurons to block tau propagati

closed · Rounds: 4 · Score: 0.71 · 2026-04-27

Debate: Closed-loop transcranial focused ultrasound to restore hippocampal gamma

closed · Rounds: 4 · Score: 0.87 · 2026-04-27

Debate: Closed-loop tACS targeting EC-II PV interneurons to suppress burst firin

closed · Rounds: 4 · Score: 0.48 · 2026-04-27

Debate: LPCAT3-Mediated Lands Cycle Remodeling as the Primary Ferroptotic Primin

closed · Rounds: 4 · Score: 0.12 · 2026-04-27

Debate: ALOX15-Driven Enzymatic Ferroptosis in AD Oligodendrocytes via PUFA-PE P

closed · Rounds: 4 · Score: 0.42 · 2026-04-27

Related Research

Hypotheses and analyses mentioning AΒ in their description or question text

Soluble LRP1 (sLRP1) Ectodomain Shedding as a Blood-Based Indicator of Impaired

Score: 0.680 · unknown disease · 2026-04-26

LRP1 mediates Aβ export from brain to blood at the BBB. Metalloprotease-mediated shedding of the LRP1 ectodomain (sLRP1)

Gamma entrainment enhances TREM2-mediated microglial clearance of Aβ plaques via

Score: 0.678 · alzheimers · 2026-04-28

40 Hz neural activity induces Ca2+ oscillations in microglia through P2X7 receptor activation, promoting TREM2 phosphory

Fyn-anchored dendritic tau/NMDAR signaling persists after transient Aβ exposure

Score: 0.670 · neurodegeneration · 2026-04-25

Aβ drives tau into dendritic spines, where tau binds Fyn and stabilizes a PSD95-NMDAR-associated excitotoxic scaffold. O

PDGF-BB/PDGFRβ/STAT3 Paracrine Signaling Axis Mediates Aβ-Induced SPP1 Upregulat

Score: 0.618 · neurodegeneration · 2026-04-22

**Molecular Mechanism and Rationale** The proposed PDGF-BB/PDGFRβ/STAT3 signaling axis represents a complex intercellul

LRP1/NLRP3/IL-1β Cascade Links Aβ Endocytosis to Inflammasome Activation and SPP

Score: 0.617 · neurodegeneration · 2026-04-22

**Molecular Mechanism and Rationale** The proposed LRP1/NLRP3/IL-1β cascade represents a critical mechanistic link betw

Aβ42 oligomers drive TDP-43 phosphorylation at s409/410 through CDK5/p25 activat

Score: 0.595 · neurodegeneration · 2026-04-21

**Molecular Mechanism and Rationale** The hypothesis centers on a novel mechanistic pathway linking amyloid-β42 (Aβ42)

Aβ-induced downregulation of circPDS5B derepresses TDP-43 mRNA translation in li

Score: 0.595 · neurodegeneration · 2026-04-21

**Molecular Mechanism and Rationale** The proposed mechanism centers on a complex regulatory network involving circPDS5

Closed-Loop Phase-Specific Targeting of PV-to-Pyramidal Synapses Corrects Aβ-Ind

Score: 0.585 · alzheimers · 2026-04-28

Aβ 1-42 selectively depresses excitatory synaptic inputs onto PV interneurons via NMDA receptor subunit changes (GluN2B/

Neuropeptide Y (NPY) Co-release from PV Interneurons Modulates Aβ Toxicity

Score: 0.585 · alzheimers · 2026-04-28

PV interneurons co-release NPY, which signals via Y1 receptors on excitatory terminals to suppress glutamate release and

Astrocyte-PV Interneuron Metabolic Coupling as a Mediator of Aβ Vulnerability

Score: 0.565 · alzheimers · 2026-04-28

PV interneurons exhibit heightened metabolic demand during gamma oscillations. Aβ impairs astrocytic lactate shuttling (

HBOT (2.0 ATA, 60 min) activates TFEB-mediated autophagy-lysosome pathway to acc

Score: 0.560 · neurodegeneration · 2026-04-25

HBOT increases mTORC1 inhibition, promoting TFEB nuclear translocation and enhancing autophagy flux to clear pathologica

CYP46A1 Activation as a Therapeutic Strategy to Restore Neuronal Cholesterol Eff

Score: 0.550 · lipidomics · 2026-04-25

CYP46A1 Activation as a Therapeutic Strategy to Restore Neuronal Cholesterol Efflux and Reduce Aβ Production

Cross-Seeding: Gut Microbiome-Derived Bacterial Curli and Fungal Amyloid Synergi

Score: 0.540 · neurodegeneration · 2026-04-26

Commensal bacteria (E. coli, Salmonella) produce curli amyloid fibers encoded by the csg operon, while Candida and Sacch

CD36 Acts as Primary Aβ Oligomer Sensor on Perivascular Macrophages, Triggering

Score: 0.535 · neurodegeneration · 2026-04-22

## Mechanistic Overview CD36 Acts as Primary Aβ Oligomer Sensor on Perivascular Macrophages, Triggering NF-κB-Dependent

AΒ

Understanding Entity Pages

Pathway Diagram

Outgoing (826)

Incoming (856)

Targeting Hypotheses (30)

Mentioning Analyses (13)

What blood-brain barrier permeability changes serve as early biomarkers for neur

TREM2 in Alzheimer's Disease: Mechanisms, Therapeutics, and Biomarkers

Does pericyte senescence drive BBB breakdown or result from neurodegeneration as

Survival Analysis of AD Patient Cohorts: Prognostic Markers and Time-to-Dementia

Multi-modal Biomarker Panel Design for Early AD Detection

Spatial Transcriptomics Analysis of Alzheimer's Disease Brain Regions

Why have anti-Aβ clinical trials failed despite the established role of Aβ in AD

What molecular mechanisms mediate HDAC9's effects on Aβ deposition and synaptic

Is C1q elevation in AD pathogenic or compensatory for amyloid clearance?

What evidence supports Cdk5 activation as THE primary cause of AD versus other e

Systemic immune profiling and peripheral immune contributions to neurodegenerati

Circuit-level neural dynamics in neurodegeneration

Cell type vulnerability in Alzheimers Disease (SEA-AD transcriptomic data)

Experiments (0)

Related Papers (14)

Debates (20)

Second debate: Microglial TREM2-SYK Pathway Enhancement

Extended debate: TREM2-Dependent Astrocyte-Microglia Cross-talk in Neurodegenera

Extended debate: Closed-loop transcranial focused ultrasound with 40Hz gamma ent

Extended debate: Closed-loop tACS targeting EC-II SST interneurons to block tau

Debate: Closed-loop transcranial focused ultrasound targeting entorhinal PV inte

Debate: Closed-loop tACS targeting EC-II SST interneurons to block tau propagati

Debate: Closed-loop transcranial focused ultrasound to restore hippocampal gamma

Debate: Closed-loop tACS targeting EC-II PV interneurons to suppress burst firin

Debate: LPCAT3-Mediated Lands Cycle Remodeling as the Primary Ferroptotic Primin

Debate: ALOX15-Driven Enzymatic Ferroptosis in AD Oligodendrocytes via PUFA-PE P

Related Research

Soluble LRP1 (sLRP1) Ectodomain Shedding as a Blood-Based Indicator of Impaired

Gamma entrainment enhances TREM2-mediated microglial clearance of Aβ plaques via

Fyn-anchored dendritic tau/NMDAR signaling persists after transient Aβ exposure

PDGF-BB/PDGFRβ/STAT3 Paracrine Signaling Axis Mediates Aβ-Induced SPP1 Upregulat

LRP1/NLRP3/IL-1β Cascade Links Aβ Endocytosis to Inflammasome Activation and SPP

Aβ42 oligomers drive TDP-43 phosphorylation at s409/410 through CDK5/p25 activat

Aβ-induced downregulation of circPDS5B derepresses TDP-43 mRNA translation in li

Closed-Loop Phase-Specific Targeting of PV-to-Pyramidal Synapses Corrects Aβ-Ind

Neuropeptide Y (NPY) Co-release from PV Interneurons Modulates Aβ Toxicity

Astrocyte-PV Interneuron Metabolic Coupling as a Mediator of Aβ Vulnerability

HBOT (2.0 ATA, 60 min) activates TFEB-mediated autophagy-lysosome pathway to acc

CYP46A1 Activation as a Therapeutic Strategy to Restore Neuronal Cholesterol Eff

Cross-Seeding: Gut Microbiome-Derived Bacterial Curli and Fungal Amyloid Synergi

CD36 Acts as Primary Aβ Oligomer Sensor on Perivascular Macrophages, Triggering