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Harderian Gland - Inflammation - Gallery

Image of inflammation in the Harderian gland from a female Harlan Sprague Dawley rat in a chronic study
Harderian gland - Inflammation, Chronic active in a female Sprague- Dawley rat from a chronic study. Numerous inflammatory cells are present in the interstitium and alveoli with destruction of the acinar tissue.
Image of inflammation in the Harderian gland from a female Harlan Sprague Dawley rat in a chronic study
Harderian gland - Inflammation, Chronic active in a female Sprague- Dawley rat from a chronic study (higher magnification of Figure 1). The inflammatory cells, largely neutrophils and macrophages expand the interstitium and infiltrate the alveoli, many of which are necrotic.
Image of inflammation in the Harderian gland from a male B6C3F1 mouse in a chronic study
Harderian gland - Inflammation, Suppurative in a male B6C3F1 mouse from a chronic study. There are massive accumulations of neutrophils (arrow) with necrotic debris (asterisk) in the alveolar lumens and interstitium with destruction of the normal architecture.
Image of inflammation in the Harderian gland from a female B6C3F1 mouse in a chronic study
Harderian gland - Inflammation, Chronic in a female B6C3F1 mouse from a chronic study. There are macrophages and lymphocytes (predominantly). interstitial fibrosis, and foreign bodies (hair shaft fragments) (arrow) in the Harderian gland.
NTP is located at the National Institute of Environmental Health Sciences, part of the National Institutes of Health.