Respiratory System

Nose - Fungus

    Narrative
    Nose - Fungus in a male F344/N rat from a chronic study. A mat of fungal hyphae is present in the lumen of the nasal cavity and is accompanied by epithelial changes and inflammation of the nasal tissue.
    Nose - Fungus in a male F344/N rat from a chronic study. A mat of fungal hyphae is present in the lumen of the nasal cavity and is accompanied by epithelial changes and inflammation of the nasal tissue.
    Nose - Fungus in a male F344/N rat from a chronic study (higher magnification of Figure 1). The hyphae are visible in the fungal mat.
    Nose - Fungus in a male F344/N rat from a chronic study (higher magnification of Figure 1). The hyphae are visible in the fungal mat.
    Nose - Fungus in a male F344/N rat from a chronic study. Characteristic pigmented fruiting heads and hyphae are shown in a fungal mat from the nasal cavity.
    Nose - Fungus in a male F344/N rat from a chronic study. Characteristic pigmented fruiting heads and hyphae are shown in a fungal mat from the nasal cavity.
    Nose - Fungus in a male F344/N rat from a chronic study. Silver staining techniques, such as this Gomori's methenamine silver stain, highlight the fungal organisms., basic_html
    Nose - Fungus in a male F344/N rat from a chronic study. Silver staining techniques, such as this Gomori's methenamine silver stain, highlight the fungal organisms., basic_html

    Authors

    Rodney A. Miller, DVM, PhD, DACVP
    NC Pathology Group Manager
    Senior Pathologist
    Experimental Pathology Laboratories, Inc.
    Research Triangle Park, NC

    Mark F. Cesta, DVM, PhD, DACVP
    Staff Scientist, NTP Pathologist
    Cellular and Molecular Pathology Branch
    Division of the National Toxicology Program
    National Institute of Environmental Health Sciences
    Research Triangle Park, NC

    Reviewers

    Robert R. Maronpot, DVM, MS, MPH, DACVP, DABT, FIATP
    Senior Pathologist
    Experimental Pathology Laboratories, Inc.
    Research Triangle Park, NC

    Ronald Herbert, DVM, PhD
    NTP Pathologist
    Group Leader, Pathology Support Group
    Division of the National Toxicology Program
    National Institute of Environmental Health Sciences
    Research Triangle Park, NC