<i >Bordetella avium</i>, trachea, poult, 3 days after infection

Bordetella avium, trachea, poult, 3 days after infection

Scanning electron micrograph of the trachea from a poult 3 days after infection. Note the numerous Bordetella avium cells (width 0.4–0.5 mcm) attached to ciliated columnar epithelial cells.

Courtesy of Dr. Mark W. Jackwood.