Fi<;. 91. Actinomyces bovis. A, granules caught in gauze dressing from draining sinus; X 2. 

 B and C, granules of A. bovis; x 200 and x 400. D, crushed granule, which is gram-positive; 

 X 1500. E, five day cultures in anaerobic medium using sodium tbioglyeollate. F, culture 

 mount, showing acid-fast matted rods; X 1500. 



321 



