How zinc affects immune memory to fungal infections

Metallothionein-Zinc Axis and Macrophage Memory to Fungi

NIH-funded research University of Cincinnati · NIH-11019744

This study is looking at how certain immune cells can remember past fungal infections to help people with weakened immune systems, like those with AIDS, fight off these infections better, focusing on the role of zinc in this process.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Cincinnati NIH-funded
Lab location1 site (Cincinnati, United States)
Project IDNIH-11019744 on NIH RePORTER

What this research studies

This research investigates how macrophages, a type of immune cell, can 'remember' past encounters with fungal infections, specifically Histoplasma species, which are common in certain regions of the US. The study focuses on the role of zinc and metallothioneins in enhancing the ability of these immune cells to fight off infections without needing additional signals from other immune cells. By understanding the metabolic changes that occur during this 'training' process, the research aims to improve treatment outcomes for patients with weakened immune systems, such as those with AIDS.

Who could benefit from this research

Good fit: Ideal candidates for this research include individuals with compromised immune systems, particularly those living in areas where Histoplasma infections are prevalent.

Not a fit: Patients with healthy immune systems or those not at risk for fungal infections may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new strategies for enhancing immune responses in patients with compromised immunity, potentially reducing the severity of fungal infections.

How similar studies have performed: Previous research has shown promising results in enhancing immune responses through trained immunity, suggesting that this approach may be effective.

Where this research is happening

Cincinnati, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions Acquired Immune Deficiency SyndromeAcquired Immunodeficiency Syndrome
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.