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Updated: May 8, 2026

Oral Transmission of Listeria monocytogenes in Mice via Ingestion of Contaminated Food

Oral Transmission of Listeria monocytogenes in Mice via Ingestion of Contaminated Food

Published on: May 6, 2013

Cutaneous listeriosis.

Casey E Godshall¹, Gina Suh, Bennett Lorber

¹Section of Infectious Diseases and Department of Medicine, Temple University School of Medicine, Philadelphia, Pennsylvania, USA.

Journal of Clinical Microbiology

|August 23, 2013

Summary

Cutaneous Listeria monocytogenes infections are rare skin conditions. This case highlights a gardener

Area of Science:

Dermatology
Infectious Diseases
Microbiology

Background:

Cutaneous Listeria monocytogenes infections are uncommon.
Typically present as localized, self-limited papulopustular or vesiculopustular eruptions.
Most cases result from direct skin inoculation in individuals with animal product exposure.

Observation:

A gardener developed a cutaneous infection.
The infection occurred after exposure to soil and vegetation.
This represents a novel exposure route for Listeria monocytogenes.

Findings:

The gardener's infection was linked to environmental exposure.
This case expands the known transmission routes of Listeria monocytogenes.
Highlights the potential for zoonotic transmission from environmental sources.

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Implications:

Clinicians should consider Listeria monocytogenes in cutaneous infections, even without typical animal exposure.
Environmental exposure, such as gardening, is a potential risk factor.
Public health awareness regarding environmental Listeria monocytogenes risks may be warranted.