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← Human Body & HealthFollowing lung injury from asbestos inhalation, which mechanism explains the resolution of inflammation characterized by the return to tissue homeostasis, rather than chronic fibrotic changes?
A)Persistent macrophage M1 polarization induction
B)Lipoxin and resolvin lipid mediator release✓
C)Continued neutrophil extracellular trap formation
D)Unresolved TGF-β signaling amplification
💡 Explanation
Resolution of inflammation involves specialized pro-resolving mediators like lipoxins and resolvins that actively promote the return to tissue homeostasis. These mediators downregulate pro-inflammatory cytokine production and promote macrophage efferocytosis. Therefore, lipoxin and resolvin release leads to resolution, rather than persistent inflammation or fibrosis amplified by TGF-β signaling.
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