biomarker 1,020 words KG: ent-prot-b65d5156 2026-03-24
kind:biomarkersection:biomarkersstate:published
Contents

Aquaporin-4 (AQP4) - Glymphatic System Biomarker

🔬 Protein Info
Gene SymbolAQP4
Chromosome18q11.2
Protein FamilyAquaporin (AQP) family
Target ClassIon Channel
Mechanism of ActionWater channel inhibitor or modulator
Primary ExpressionAstrocytes (perivascular endfeet), Ependyma, Kidney collecting duct
Subcellular LocalizationAstrocyte end-feet, perivascular, ependymal
DruggabilityLow (0.35)
Clinical StagePhase I
Molecular Weight34 kDa
Amino Acids323 aa
PathwaysAdaptive Immunity, Apoptosis, Blood-Brain Barrier, Chaperone, Glymphatic Pathway
UniProt IDP55064
Ensembl IDENSG00000171885
GeneCardsAQP4
Human Protein AtlasAQP4
Associated DiseasesAD, ALI, ALS, ALZHEIMER, ALZHEIMER'S DISEASE, ARM
Known Drugs/CompoundsTGN-020, quercetin, dasatinib, riluzole, MELATONIN
InteractionsCD19, MAX, EMD, CR2, TNF, BAX
SciDEX TargetView Target Profile (1 clinical trials)
SciDEX HypothesesSASP-Driven Aquaporin-4 Dysregulation
Glymphatic System-Enhanced Antibody Clearance Reve
Aquaporin-4 Polarization Rescue
KG Connections1824 knowledge graph edges
DatabasesGeneCardsNCBI GeneHPASTRING

Knowledge Graph

Related Hypotheses (13)

SASP-Driven Aquaporin-4 Dysregulation
Score: 0.59
Glymphatic System-Enhanced Antibody Clearance Reversal
Score: 0.54
Aquaporin-4 Polarization Rescue
Score: 0.51
Circadian Glymphatic Entrainment via Targeted Orexin Recepto
Score: 0.62
Blood-Brain Barrier SPM Shuttle System
Score: 0.55

Related Analyses (14)

How can AQP4 be effectively targeted therapeutically to impr
neurodegeneration · failed
What are the specific molecular mechanisms by which AQP4 dys
neurodegeneration · failed
Blood-brain barrier transport mechanisms for antibody therap
neurodegeneration · archived
Senolytic therapy for age-related neurodegeneration
neurodegeneration · archived
Neuroinflammation resolution mechanisms and pro-resolving me
neurodegeneration · archived

Related Experiments (6)

CSF Dynamic Biomarkers for Differential Diagnosis of NPH vs
clinical · proposed · Score: 0.90
s:** - Test tau spreading in AQP4 knockout vs wild-type mice
falsification · proposed · Score: 0.40
ER-Golgi Secretory Pathway Dysfunction in PD - Experiment De
clinical · proposed · Score: 0.40
Macroautophagy Dysfunction in PD - Experiment Design
clinical · proposed · Score: 0.40
CSF Dynamic Biomarkers for Differential Diagnosis of NPH vs
clinical · proposed · Score: 0.40

See Also (15)

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therapeutic · Pages share 3 hypotheses
YAP/TEAD Pathway Modulators for Neurodegeneration
therapeutic · Pages share 3 hypotheses
Wnt Signaling Modulators for Neurodegeneration
therapeutic · Pages share 3 hypotheses
vitamin-d-therapy-neurodegeneration
therapeutic · Pages share 3 hypotheses
Vitamin B Complex Therapy for Neurodegeneration
therapeutic · Pages share 3 hypotheses