IMMUNE OS ATLASby AllerimSign in

cytokine

TNF-alpha

High-leverage inflammatory amplifier for endothelial activation, granuloma biology, and tissue injury

inflammationendotheliummacrophagecachexia

Review layer

Last reviewed 2026-05-17

conceptualeducational

Systems teaching draft. Content is structured for education and graph expansion, with formal source tagging ready for the next review pass.

Provenance layer

External context

static reviewed map

Curated external IDs add pathway and protein context around Atlas content. They do not update the graph automatically and they are not patient-specific interpretation.

State signature

Systems profile

Inflammation86
Tolerance45
Metabolism54
Tissue88
Neuroimmune38
Chronicity48

System effects

Primary mapped axes from existing Atlas data.

Interpretive

Tissue

High 88

Organ, barrier, stromal, vascular, or local niche behavior.

vascular adhesionpain sensitizationmatrix remodelingbarrier disruption

Inflammation

High 86

Inflammatory alarm, recruitment, mediator release, or tissue-damaging amplification.

inflammationendotheliummacrophagecachexia

Metabolism

Light 54

Energy allocation, glycolysis, mitochondrial strain, lipid signaling, or nutrient-sensitive behavior.

insulin resistancelipolysiscachexia signaling

Cascade viewer

Source → signal → tissue behavior

Sources

macrophages
T cells
mast cells
NK cells

Signal

TNF-alpha

Targets and effects

endothelium
macrophages
fibroblasts
vascular adhesion
pain sensitization
related: IL-10related: IFN-gammarelated: GM-CSF

Graph neighborhood

Direct relationships

Full graph

Arrow shows upstream source toward receiving target.

Endothelial activation and tissue inflammation

Arrow shows upstream source toward receiving target.

TNF-alpha activates endothelial adhesion and permeability

Cytokine ecology

Signal Role

TNF-alpha is a core inflammatory cytokine that activates endothelium, recruits leukocytes, and can drive cachexia and tissue destruction when sustained.

Pathway

TNFR1TNFR2NF-kBMAPKcell death pathways

Source Cells

macrophagesT cellsmast cellsNK cells

Target Cells

endotheliummacrophagesfibroblastsadipocytesepithelium

Inflammatory Role

Amplifies adhesion, cytokine cascades, fever, pain sensitivity, and tissue-destructive inflammation.

Regulatory Role

Supports granuloma maintenance and pathogen containment when appropriately localized.

Tissue Effects

vascular adhesionpain sensitizationmatrix remodelingbarrier disruption

Metabolic Effects

insulin resistancelipolysiscachexia signaling

Nervous System Interactions

pain sensitizationsickness behaviorneuroinflammatory priming

Related Loops

TNF-alpha -> IL-6TNF-alpha + IL-1beta -> endothelial activation