hemolytic streptococci

См. также в других словарях:

• hemolytic streptococcus — any streptococcus capable of hemolyzing red blood cells or of producing a zone of hemolysis around the colonies on blood agar; the great majority of streptococci found in pathologic processes are of this type. They have been classified as the… …   Medical dictionary

• beta-hemolytic — be·ta he·mo·lyt·ic or chiefly Brit be·ta hae·mo·lyt·ic .bāt ə .hē mə lit ik, chiefly Brit .bē tə adj capable of causing beta hemolysis <beta hemolytic streptococci> …   Medical dictionary

• viridans streptococci — in one classification, a group of streptococci other than S. pneumoniae, usually α hemolytic but sometimes nonhemolytic; some are part of the normal flora of the respiratory tract, and some can cause dental caries, bacterial endocarditis,… …   Medical dictionary

• Streptococcus — Not to be confused with Staphylococcus. Streptococcus Scientific classification Kingdom: Bacteria Phylum …   Wikipedia

• Streptococcus — A group of bacteria, familiarly known as strep, that can (and do) cause a multitude of diseases. The name comes from the Greek strepto meaning twisted + kokkos meaning berry, and that is exactly what Strep look like under the microscope, like a… …   Medical dictionary

• antigen — Any substance that, as a result of coming in contact with appropriate cells, induces a state of sensitivity and/or immune responsiveness after a latent period (days to weeks) and that reacts in a demonstrable way with antibodies and/or immune… …   Medical dictionary

• childhood disease and disorder — Introduction       any illness, impairment, or abnormal condition that affects primarily infants and children i.e., those in the age span that begins with the fetus and extends through adolescence.       Childhood is a period typified by change,… …   Universalium

• Streptococcus pyogenes — Taxobox color = lightblue name = Streptococcus pyogenes image width = 240px image caption = S. pyogenes bacteria @ 900x magnification. regnum = Bacteria phylum = Firmicutes classis = Bacilli ordo = Lactobacillales familia = Streptococcaceae genus …   Wikipedia

• Lancefield group — Lance·field group lan(t)s .fēld also Lance·field s group .fēldz n any of the serologically distinguishable groups into which most streptococci can be divided and which are based on the polysaccharide antigens present in the streptococcal cell… …   Medical dictionary

• streptokinase — An extracellular metalloenzyme from hemolytic streptococci that cleaves plasminogen, producing plasmin, which causes the liquefaction of fibrin (same activity as staphylokinase and urokinase); thus, used in the removal of clots. SYN …   Medical dictionary

• scarlet fever — Pathol. a contagious febrile disease caused by streptococci and characterized by a scarlet eruption. [1670 80] * * * or scarlatina Acute infectious disease caused by some types of streptococcus bacteria. Fever, sore throat, headache, and, in… …   Universalium