In " Streptococcus mutans " and other streptococci, transformation is associated with high cell density and biofilm formation.
42.
Researchers from the University of Minnesota selected 151 patients with high levels of mutans streptococci, the bacteria that causes tooth decay.
43.
Microaerophilic streptococci typically account for 5-10 % of cases of endocarditis; however, peptostreptococci have only rarely been isolated.
44.
In addition, another bacteria _ oral Streptococci _ was found in 10 percent of the dental water samples, the study says.
45.
The bacteria that cause cavity formation _ mutans streptococci _ come as an unintended, but usually inevitable, gift from caring mothers.
46.
None were detected of any bacteria of Coliform, E . Coli or Fecal Streptococci, indicating they were free from fecal contamination.
47.
In studies conducted in Finland, an increase in the use of macrolides correlated with an increase in macrolide-resistant Group A streptococci.
48.
"S . pneumoniae " can be differentiated from the viridans streptococci, some of which are also lancet-shaped diplococci.
49.
McCarty attacked this problem by studying both the biology of group A streptococci and patients with acute rheumatic fever admitted to the Rockefeller Hospital.
50.
Starting in the 1980s, group A streptococci have increased in prevalence and have been the cause of rheumatic fever and other invasive infections.
