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Nose, Epithelium - Metaplasia, Squamous - Gallery

Image of metaplasia, squamous in the nose, respiratory epithelium from a male F344/N rat in a chronic study
Nose, Respiratory epithelium - Metaplasia, Squamous in a male F344/N rat from a chronic study. The normal respiratory epithelium of the nasal septum has been replaced by squamous epithelium.
Image of metaplasia, squamous in the nose, respiratory epithelium from a female B6C3F1/N mouse in a chronic study
Nose, Respiratory epithelium - Metaplasia, Squamous in a female B6C3F1/N mouse from a chronic study. The nasal mucosa has been replaced by keratinized squamous epithelium. Image provided courtesy of Dr. R. Miller.
Image of metaplasia, squamous in the nose, respiratory epithelium from a male F344/N rat in a chronic study
Nose, Respiratory epithelium - Metaplasia, Squamous in a male F344/N rat from a chronic study. A thickened layer of squamous epithelium lines both sides of the nasal septum.
Image of metaplasia, squamous in the nose, respiratory epithelium from a male F344/N rat in a chronic study
Nose, Respiratory epithelium - Metaplasia, Squamous in a male F344/N rat from a chronic study. The respiratory epithelium on the turbinate and the transitional epithelium on the tip of the turbinate have been replaced by squamous epithelium.
Image of metaplasia, squamous in the nose, respiratory epithelium from a female B6C3F1/N mouse in a chronic study
Nose, Respiratory epithelium - Metaplasia, Squamous in a female B6C3F1/N mouse from a chronic study. A focal proliferation of squamous cells is present on a nasal turbinate.
NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.