By far the most frequent exciting causes of acute otitis media are the pneumococcus and the streptococcus.
One blood culture revealed the presence of streptococcus in addition to Bacillus pestis.
The most common cause of contagious mammitis in cattle is a spherical bacterium in chain form (streptococcus) (Moore, Ward).
Strangles or distemper is, according to most pathologists, due to the streptococcus equi.
The disease is due to a specific streptococcus—the streptococcus of Fehleisen.
Cultivations from the liver gave a pure growth of what appeared to be a typical (non-capsulated) streptococcus pyogenes longus.
They were proved to contain the streptococcus or germ of erysipelas.
Pick off streptococcus colonies and subcultivate upon nutrient agar exactly as directed in steps 14, 15 and 16.
A streptococcus infection produces somewhat similar and often quite as disastrous results.
This slimy change is due to the growth of streptococcus Hollandicus.
bacteria genus, 1877, Modern Latin, coined by Viennese surgeon Albert Theodor Billroth (1829-1894) from Greek streptos "twisted" + Modern Latin coccus "spherical bacterium," from Greek kokkos "berry" (see cocco-). So called because the bacteria usually form chains.
streptococcus strep·to·coc·cus (strěp'tə-kŏk'əs)
n. pl. strep·to·coc·ci (-kŏk'sī, -kŏk'ī)
A bacterium of the genus Streptococcus.
A genus of gram-positive, anaerobic, often pathogenic bacteria having an ovoid or spherical appearance and occurring in pairs or chains, including many erythrocytolytic and pathogenic species that cause erysipelas, scarlet fever, and septic sore throat in humans.
Plural streptococci (strěp'tə-kŏk'sī, -kŏk'ī)
Any of various bacteria of the genus Streptococcus that are gram-positive cocci and are normally found on the skin and mucous membranes and in the digestive tract of mammals. One type of streptococcus, Group A, is a common pathogen in humans and causes various infections, including strep throat, scarlet fever, pneumonia, and some types of impetigo.