2 WORCESTER, MASS. (From the Service of Dr. F. C. Shattuck and the Pathological Laboratory of the Massachusetts General Hospital.) ...

This patient, with gram-negative intracellular diplococci bilaterally on gram stain, subsequently had positive conjunctival cultures for N. gonorrhoeae (Figure 2). Sensitivity studies showed the ...

Gram staining of cerebrospinal fluid showed gram-negative diplococci. Latex agglutination testing was positive for type A meningococcal infection. The patient had not received vaccination for any ...

Each researcher injected the saliva into rabbits and was later able to isolate elongated diplococci ... Christian Gram used S. pneumonia to establish his cell wall staining technique, which ...

This Gram's stain description is indicative of Actinomyces ... The presence of many polymorphonuclear cells and gram-negative diplococci is suggestive of Neisseria gonorrhoeae, the etiologic ...

Hans Christian Gram, the inventor of the Gram staining technique, was a pioneering biologist who devised the system of classification which led to as many as 30,000 formally named species of ...