葡萄球菌创口感染革兰氏染色涂片

This image is a Gram stain of film from an infected wound. The slide shows gram-positive cocci both intracellular and extracellular to polymorphonuclear leukocytes or pus cells. The organisms display the characteristic "clumping" of staphylococci.

　　Lewis Tomalty and Gloria J. Delisle, Department of Microbiology, Queens University, Kingston, Ontario, Canada