Bordetella avium, trachea, 7 days after infection
<i >Bordetella avium</i>, trachea, 7 days after infection
Bordetella avium, trachea, 7 days after infection

    Scanning electron microscopy of a trachea from a poult 7 days after infection, showing mucus and individual B avium on the luminal surface. The tracheal lining is completely devoid of ciliated columnar epithelial cells.

Courtesy of Dr. Mark W. Jackwood.