Bordetella avium, traqueia, peru jovem, 7 dias após a infecção
Scanning electron micrograph of a trachea from a poult 7 days after infection, showing mucus and Bordetella avium organisms on the luminal surface. The tracheal lining is completely devoid of ciliated columnar epithelial cells.
Courtesy of Dr. Mark W. Jackwood.
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