نتایج جستجو برای: s bovis
تعداد نتایج: 716818 فیلتر نتایج به سال:
Barnes, Isabel J. (Cornell University, Ithaca, N. Y.), H. W. Seeley, and P. J. VanDeMark. Nutrition of Streptococcus bovis in relation to dextran formation. J. Bacteriol. 82:85-93. 1961.-Three nutritional types of Streptococcus bovis were encountered. Minimal media for their growth are described. Transferable growth in defined media was always accompanied by dextran production and the nutrition...
BACKGROUND Streptococcus bovis bacteremia has been associated with gastrointestinal diseases, especially colon cancer, neoplastic colon polyps, and other malignancies of the GI tract in adults. Sporadic cases of S. bovis disease have also been reported in neonates and young infants. Although uncommon, S. bovis infection can cause fulminant neonatal sepsis and meningitis. OBJECTIVES We report ...
We read with great interest the article by Marcella Beck and colleagues (1). We fully support their recommendation that proper distinction between the “Streptococcus bovis” strains belonging to Streptococcus gallolyticus and Streptococcus infantarius (previously biotypes I and II/2, respectively) should be made in future studies to obtain a clear picture of the disease associations of these opp...
Cerebral ischemic processes associated with infective endocarditis caused by Streptococcus bovis are rare; only 2 cases having been reported. Here we report a case of a 50-year-old man with S. bovis endocarditis who presented signs of frontal, parietal and occipital lobe cerebral ischemia. This is the first case reported in which the presence of hemianopsia preceded the endocarditis diagnosis. ...
Group D streptococci are known to cause newborn septicemia and meningitis, but the Streptococcus bovis group strains rarely cause serious neonatal infections in Korea. Central nervous system (CNS) complications of neonatal S. bovis group infection have rarely been reported. In adults, S. bovis group strains cause bacteremia and endocarditis, and are associated with gastrointestinal malignancy. ...
The position of Streptococcus bovis among the Lacobactriacae is of interest because of the extremely simple nitrogen requirements of this organism in contrast with the other streptococci which have been investigated. Niven, Washburn, and White (1948) studied the nutritive requirements of fifteen strains of S. bovis and found that all but two grew in a medium containing arginine as the sole sour...
Colorectal cancer (CRC) is the second most common cause of cancer mortality among men and women worldwide; the risk of its occurrence has been shown to be increased by chronic bacterial infections. A case control study was therefore carried out at Hospital Universiti Sains Malaysia (HUSM) to determine the incidence of colorectal cancer associated with S. bovis infection. A total of 166 stool sp...
The objective of this study was to compare the effects of laidlomycin propionate and monensin on cell growth, glucose fermentation, and glucose uptake in Streptococcus bovis strain JB1 and Selenomonas ruminantium strain HD4. Experiments were also conducted to compare the effects of both ionophores on sodium-dependent serine transport and cell yield in S. bovis. Batch cultures (500 mL) of each b...
Infective Endocarditis caused by Streptococcus bovis may usually be associated with gastrointestinal pathologies, particularly colon cancer. S. bovis endocarditis may cause higher rates of neurological complications and more extensive valvular destruction compared to other microorganisms. This case report describes a patient with a recent history of rectal adenocarcinoma diagnosed as S. bovis e...
Streptococcus bovis is a Gram-positive bacterium causing serious human infections, including endocarditis and bacteremia, and is usually associated with underlying disease. The aims of the current study were to compare prevalence of the bacterium associated with malignant and nonmalignant gastrointestinal diseases and to determine the susceptibility of the isolated strains to different antimicr...
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