Epitheliocystis, oscar gill
Epitheliocystis, oscar gill
Photomicrograph of a histologic section of the gills of an oscar (Astronotus ocellatus) with epitheliocystis. Note the basophilic hypertrophied cell containing intracellular pathogenic bacteria (arrow). H&E stain; original magnification, 200×.
Courtesy of Dr. Denise Petty.
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