Ej. Bottone, Encapsulated Enterococcus faecalis: Role of encapsulation in persistence in mouse peritoneum in absence of mouse lethality, DIAG MICR I, 33(1), 1999, pp. 65-68
Two nonhemolytic, mucoid, encapsulated strains of Enterococcus faecalis lac
ked lethality for 23 white mice when inoculated (10(9) cells/mL) intraperit
oneally. Bacteremia was short lived (2 to 3 days), but peritoneal cultures
remained positive for 7 days postinoculation. Although encapsulation did no
t result in animal lethality, encapsulation may have delayed peritoneal cle
arance by interference with phagocytosis. (C) 1999 Elsevier Science Inc.