biomarker 1,698 words KG: complement 2026-03-24
kind:biomarkersection:biomarkersstate:published
Contents

Complement Component 3 (C3)

🔬 Protein Info
Gene SymbolC3
Chromosome19p13.3
Target ClassSignaling Protein
Mechanism of ActionSmall molecule inhibitor of complement activation or convertase activity
DruggabilityMedium (0.50)
Clinical StageApproved
CategoryNeuroinflammation Biomarker
TargetC3 protein, C3a, C3b, C3c, C3d fragments
Sample TypeCSF, Plasma, Serum
SensitivityModerate
SpecificityLow-Moderate
Associated DiseasesALZHEIMER'S DISEASE, Dopaminergic Neuron Loss, Frontotemporal Dementia, LOCOMOTOR_DYSFUNCTION
Known Drugs/Compoundscurcumin, resveratrol, dimethyl fumarate, CR2_CRRY
InteractionsC1Q, IL6, STAT3, TFEB, CXCL10, HMGB1
SciDEX TargetView Target Profile (8 clinical trials)
KG Connections597 knowledge graph edges
DatabasesGeneCardsUniProtNCBI GeneHPASTRING

Knowledge Graph

Related Hypotheses (30)

Metabolic Switch Targeting for A1→A2 Repolarization
Score: 0.48
Circadian Rhythm Entrainment of Reactive Astrocytes
Score: 0.48
Metabolic Circuit Breaker via Lipid Droplet Modulation
Score: 0.48
TREM2-Dependent Astrocyte-Microglia Cross-talk in Neurodegen
Score: 0.64
TREM2-Mediated Astrocyte-Microglia Cross-Talk in Neurodegene
Score: 0.61

Related Analyses (30)

Selective vulnerability of entorhinal cortex layer II neuron
neurodegeneration · archived
TDP-43 phase separation therapeutics for ALS-FTD
neurodegeneration · archived
Astrocyte reactivity subtypes in neurodegeneration
neurodegeneration · archived
Blood-brain barrier transport mechanisms for antibody therap
neurodegeneration · archived
Microglia-astrocyte crosstalk amplification loops in neurode
neurodegeneration · archived

Related Experiments (10)

Proposed experiment from debate on Synaptic pruning by micro
falsification · proposed · Score: 0.40
Proposed experiment from debate on Senolytics targeting p16/
falsification · proposed · Score: 0.40
Mechanism: Why Does Amyloid Removal Only Slow Decline 27%?
clinical · proposed · Score: 0.40
Experiment: Autoimmune Hypothesis Testing in AD
clinical · proposed · Score: 0.40
Mixed Pathology Effects on Parkinson's Disease Progression a
clinical · proposed · Score: 0.40

See Also (8)

ADCY5 Gene
gene · KG edge: regulates
adam17
gene · KG edge: activates
ACTB Gene
gene · KG edge: contributes_to
ACSL4 Gene - Acyl-CoA Synthetase Long Chain Family Memb
gene · KG edge: inhibits
ACE Gene
gene · KG edge: activates

Knowledge Graph (1 edges)

complement activates neurotoxicity