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Updated: Feb 2, 2026

Histological Quantification to Determine Lung Fungal Burden in Experimental Aspergillosis

Histological Quantification to Determine Lung Fungal Burden in Experimental Aspergillosis

Published on: March 9, 2018

Th1/Th2 in aspergillosis.

David A Stevens¹

¹Department of Medicine, Santa Clara Valley Medical Center and Stanford University Medical School, San Jose and Stanford, California, USA.

Medical Mycology

|November 10, 2018

Summary

This summary is machine-generated.

The Th1/Th2 immune balance critically impacts invasive aspergillosis outcomes. Shifting towards Th1 cytokines improves antifungal defense and treatment efficacy.

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Published on: August 22, 2018

Area of Science:

Immunology
Mycology

Background:

Invasive aspergillosis outcome is determined by the Th1/Th2 immune balance.
Dendritic cells (DCs) are central to innate and adaptive immunity, directing cytokine pathway dominance.
Pathogen factors and host conditions influence the immune response.

Purpose of the Study:

To elucidate the role of Th1/Th2 balance in invasive aspergillosis.
To identify key cytokines influencing host defense against Aspergillus.
To explore therapeutic implications of modulating the immune response.

Main Methods:

Review of immune system interactions in invasive aspergillosis.
Analysis of cytokine profiles associated with infection outcomes.
Evaluation of therapeutic interventions targeting immune pathways.

Main Results:

Upregulation of Th1 cytokines (IFNγ, TNFα, IL-12, GM-CSF, IL-1, IL-6, IL-18) and downregulation of Th2 cytokines (IL-4, IL-10) correlate with successful Aspergillus infection outcomes.
IFNγ and GM-CSF can counteract immunosuppressive effects on anti-Aspergillus phagocyte function.
Antifungal chemotherapy combined with Th1 cytokine immunotherapy shows synergistic effects.

Conclusions:

The Th1/Th2 balance is a crucial determinant of invasive aspergillosis prognosis.
Targeting this balance offers potential for novel immunotherapies, improved chemotherapy, and vaccination strategies.
Further definition of the Th1/Th2 balance is essential for advancing treatment options.