Special Senses System

Harderian Gland - Dilation

    Narrative
    Harderian gland - Dilatation in a male B6C3F1 mouse from a chronic study. There are focal clusters of alveoli with dilated lumens lined by slightly flattened epithelial cells (arrow) some of which contain intraluminal porphyrin-pigment (arrowhead).
    Harderian gland - Dilation in a female B6C3F1 mouse from a chronic study. There is little interstitial fibrosis separating the dilated acini.

    Author

    Margarita M. Gruebbel, DVM, PhD, DACVP
    Senior Pathologist
    Experimental Pathology Laboratories, Inc.
    Research Triangle Park, NC

    Reviewers

    Ruth E. Hurley, DVM, PHD, DACVP
    Senior Veterinary Pathologist
    Huntingdon Life Sciences
    North Brunswick, NJ

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