PIPages
Labs

Ellen Foxman

Yale University, CT·Microbiology & Immunology

Many viruses live inside healthy people without causing obvious illness. Together they form the human virome.

Fields

Microbiology & Immunology

Genetics

Medicine & Clinical Research

Topics

human virome

persistent viral infection

RNA viruses

Grants
1 known grant, through Jan 2030

What they work on

  1. Improve detection of viruses that replicate in airway lining cells, including RNA respiratory viruses that persist after infection, by using airway epithelial organoids (small lab-grown airway tissues) to amplify viruses from human tonsil samples.
  2. Enhance detection of viruses that replicate in tonsil cells, such as DNA viruses that infect lymphocytes (white blood cells), by growing viruses from donor tonsils in tonsil organoid cultures.
  3. Map viral sequences to specific host cells and tissue locations in the tonsil by adding custom virus-targeting primers during single-cell sequencing and spatial transcriptomics, methods that read gene activity cell by cell and place by place.

More about the research

Early evidence suggests that this hidden collection may affect who develops common diseases, including autoimmune disease, heart disease and cancer. Studying these connections first requires a way to see the virome clearly. Current genome-sequencing methods leave three major gaps: they miss many viruses that infect human (eukaryotic) cells, they miss many RNA viruses, and they reveal little about which cells and tissue locations host these viruses.

Why it matters

If viruses quietly living in our tissues influence the risk of conditions such as autoimmunity, heart disease and cancer, they could be modifiable risk factors. Accurate tools to detect these viruses and locate them in specific cells could eventually help researchers find new ways to prevent and treat these common diseases.

Known grants

From NIH and NSF research grants. Labs often have other funding we can't see.

Leveraging primary cell and organoid culture to identify and map the human virome

NIH · Mar 2026 – Jan 2030

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The school

Yale University: 73 labs on PI Pages, $1.5B a year on research, 438 research doctorates a year.

More about Yale University

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