Viridans streptococci are important causative organism of infective endocarditis, which is a disease having long-lasting effects among the patients who live with as well those cured. Infective endocarditis due to viridans generally usually affects persons structural heart and also associated intravascular prosthetic devices. After onset bacteremia pathogenic streptococci, vegetation formed in o...

objectives: probiotic approaches are being considered to eliminate pathogenic microorganisms and are an alternative and promising way to combat infections by using harmless bacteria to displace pathogenic microorganisms. the aim of this study was to evaluate the effectiveness of commercially available freeze dried powdered probiotics on mutans streptococci count among 12-15 year-old indian scho...

The article presents the results of a clinical and bacteriological assessment pharmacological efficacy 1,3-diethylbenzimidazolium triiodide in chronic compensated tonsillopharyngitis. As result 10-day course treatment, an improvement status patients was achieved, as well significant positive effect on composition pharyngeal microbiocenosis. In particular, content Staphylococcus aureus, β-hemoly...

Although the bad prognostic value of presence hemolytic streptococci in genital secretions women labor and delivery has been disputed on different sides, yet numerous studies have convinced author that hemolysis this case is indeed signum mali ominis, applies not only to streptococci, but also other representatives microbial flora female canal.

objective(s): streptococcus pyogenes produces extracellular hyaluronidase enzyme. this enzyme is directly associated with the spread of the organism during infection. the objective of the present study was to clone and express the nucleotide sequence of the enzyme which is involved in hyaluronidase enzymatic activity. materials and methods: the enzymatic region of hyaluronidase gene was detecte...

background: recto-vaginal colonization of group b streptococcus (gbs) has been known as an important issue in mother and newborn’s health, which is getting frequent in developing countries. screening test have been introduced and utilized in many countries and is recommended by many researchers. however, due to lack of information in prevalence of gbs, especially in iran, there are doubts and c...

Background: Pregnant women colonized with Streptococcus agalactiae-Group B Streptococci (GBS) can transmit the bacteria to their new-borns at time of birth. Intrapartum antibiotic prophylaxis (IAP) prevent this transmission. The aim study is find out carriage rate group streptococci isolated from pregnant in Duhok city, Iraq. Other Antibiotic susceptibility patterns isolates and detect risk fac...

background: this study investigated the interaction between heterotrophic bacteria and coliform, fecal coliforms, fecal streptococci bacteria in water supply networks. methods: this study was conducted during 2013 on water supply distribution network in aq qala city, golestan province, northern iran and standard methods were applied for microbiological analysis. the surface method was applied t...

Specific binding of the 125I-labeled human S protein (vitronectin) which has been shown to be identical with serum-spreading factor, was observed with group A, C, and G streptococci as well as with Staphylococcus aureus and Escherichia coli. The specific binding of S protein to group A, C, and G streptococci was high, whereas the binding to S. aureus and E. coli cultures was moderate. In contra...

in the recent years, herbal oral hygiene products have gained increasing attention. the aim of this study was to assess the effects of three types of mastic gums on the level of mutans streptococci, lactobacilli and ph of the saliva.forty-two students in the age range of 20-30 years were divided into three parallel groups; each of them separately used pure mastic gum, xylitol mastic gum and pro...