Colicin typing shigella sonnei
WebSeventeen S. sonnei isolates were sent to the Centers for Disease Control for colicin typing, plasmid analysis, and testing for susceptibility to antibiotics. Twelve were from people who had ... WebMar 1, 1980 · Colicinotype 7 of Shigella sonnei, introduced by Abbott and Graham (1), is one of those most frequently found in epidemiological screenings. It is represented by the production of a single colicin (acidic protein of m. w. 46 kD) endowed with some striking …
Colicin typing shigella sonnei
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WebJun 14, 2024 · Shigella is a major contributor to diarrheal death worldwide [1,2,3], causing a range of diseases going from mild diarrhea to severe dysentery with fever. Shigella spp. account for 270 million diarrhea cases per year, with 90% occurring in low-and-middle-income countries (LMICs), and approximately 212,000 deaths in all age groups, of which … WebOct 19, 2009 · The reliability of colicine typing of Shigella sonnei: as an epidemiological marker has been investigated. Strains from 13 of 110 excretors showed variation in type as determined by typing serial isolates and in 14 of 106 epidemics there was a lack of …
WebColicine typing of Shigella sonnei was introduced in this country by Abbott & Shannon (1958); the method depends on the production of various patterns of inhibition on a stock set of indicator or passive strains of other shigellas and interest in the technique has increased rapidly in the last few years. In an earlier WebMar 1, 1980 · The scheme of colicin typing of Shigella sonnei includes 26 colicin types. Thirty-three indicator strains were used for typing and 22 of them were prepared by conjugational transfer of col factors from shigellae on recipient strain of E. coli K 13 HfrR nal r or E. coli K 12 ROW. Immune strains of Sh. sonnei or resistant mutants of E.coli K 12 …
WebFeb 1, 1974 · Europe PMC is an archive of life sciences journal literature. WebWe are indebted to E. J. Gangarosa, M.D.,and Joy A. Wells, of the Center for Disease Control, for colicin-typing of S. sonnei strains, and to Akio Takeuchi, M.D., of the Walter Reed Army Institute ...
WebS. dysenteriae is the most pathogenic species, with a fatality rate up to 20%, whereas S. sonnei usually cause mild forms of shigellosis. EPIDEMIOLOGY: Worldwide distribution. 5 – 15% of all diarrhea cases can be linked to Shigella spp. infection, where two-thirds of all cases and deaths occur in children younger than 5 years (1).
WebIn the years 1976–1978 3 552 strains of Shigella sonnei obtained from the whole Czechoslovak territory by the method of colicin typing and phage typing was examined, each strain represented always one focus. In the years 1976–1978 3 552 strains ofShigella sonnei obtained from the whole Czechoslovak territory by the method of colicin typing … helictidinaeWebMar 1, 1987 · Der von Abbot und Graham (1) beschriebene Colicinotyp 7 von Shigella sonnei ist einer der bei epidemiologischen Untersuchungen am häufigsten nachgewiesenen. Er ist durch die Bildung eines Colicins (saueres Protein, MG 46 K) mit … helicute g shock camera mountableWebMar 25, 2010 · An epidemiological study of Sonne dysentery in Dundee during the years 1971–6 was made by examining, in respect of 1420 isolates of Shigella sonnei, the discriminating power of colicine typing, antibiogram testing, biotyping and resistotyping and the stability of the markers they provided.. Colicine typing identified nine colicine types, … lakefront soccer websterWeb1. Modifications of the technique of colicine typing are reported which allow more rapid and economical identification of Shigella sonnei for epidemiological purposes without loss of accuracy.. 2. The technique is epidemiologically valid as judged by the constancy of type … helictotrichon pratensisWebColicine typing of Shigella sonnei using the methods of Naito et al. and Abbott and Shannon were performed in parallel on a large number of epidemic strains, the indicator strains used in both methods, and on stock strains used to test the accuracy of the indicators. helicy pronunciationWebExplore 30 research articles published on the topic of “Phage typing” in 1982. Over the lifetime, 2172 publication(s) have been published within this topic receiving 63808 citation(s). helictotrichon - blue oat grassWebColicine typing of Shigella sonnei using the methods of Naito et al. and Abbott and Shannon were performed in parallel on a large number of epidemic strains, the indicator strains used in both methods, and on stock strains used to test the accuracy of the … lakefront soccer complex