نتایج جستجو برای: enteropathogenic agents

تعداد نتایج: 362930  

Journal: :iranian journal of virology 0
a ataei-pirkooh department of virology, faculty of medicine, tehran university of medical sciences, tehran, iran ms shahrabadi department of virology, faculty of medicine, tehran university of medical sciences, tehran, iran mt haghi-ashtiani children medical center hospital, tehran university of medical sciences, tehran, iran

background and aims: one of the major causes of acute diarrhea in children during the cold season in iran is infection by rotavirus. children infected with rotavirus often require hospitalization. several studies on human and animals have shown that enterotoxigenic escherichia.coli and rotavirus are the most common coinfection causing diarrhea. there are other reports indicating occurrence of r...

Journal: :Infection and immunity 1983
M R Toledo M do C Alvariza J Murahovschi S R Ramos L R Trabulsi

Enteropathogenic Escherichia coli serotypes were searched for in feces of 550 children with endemic diarrhea and in 129 controls, in São Paulo, in 1978 and 1979; serotypes O111ab:H(-), O111ab:H(2), and O119:H6 were significantly associated with diarrhea in children 0 to 5 months old and were the most frequent agents of diarrhea in this age group as compared with enterotoxigenic and enteroinvasi...

امانی, جعفر, رامی, سمیرا, صالح, طیبه,

Background and purpose: Enteropathogenic Escherichia coli from Enterobacteriaceae family is one of the most common causes of chronic diarrhea in children and infants. Polymerase Chain Reaction (PCR) method is commonly used for detection of enteropathogenic Escherichia coli species, but there are some disadvantages with this method due to the use of gel electrophoresis and staining with ethidium...

Journal: :Journal of clinical microbiology 1985
B L Barrón-Romero J Barreda-González R Doval-Ugalde J Zermeño-Eguia Liz M Huerta-Peña

Rotaviruses and other enteropathogenic agents were detected in 288 (42.1%) of 684 children in day care centers of Instituto Politecnico Nacional in Mexico City. The same agents were also found in 114 (37.7%) of 302 adults directly involved in the care of the children. The study was carried out from July to December 1982 and from July 1983 to February 1984. Rotaviruses were the main enteropathog...

Case Report: Some viruses have been reported to cause respiratory and gastroenteric infections simultaneously. In this case we present isolation of human respiratory virus (RSV) type B from diarrheal sample of a 12 months' child with acute gastroenteritis. Results: The results indicated the presence of RSV subtype B genome in all three stool samples. Moreover, no sign of co-infections with oth...

Journal: :Journal of clinical microbiology 2009
Isabel C A Scaletsky Katia R S Aranda Tamara B Souza Neusa P Silva Mauro B Morais

We describe the characterization of 126 atypical enteropathogenic Escherichia coli (aEPEC) isolates from 1,749 Brazilian children. Classic aEPEC strains were more frequently found in children with diarrhea than in controls (P < 0.001), showing their importance as acute diarrhea agents in our country. Only aEPEC strains carrying either the ehxA or paa gene were significantly associated with diar...

2014
Fábia A. Salvador Rodrigo T. Hernandes Mônica A.M. Vieira Anna C. Rockstroh Tânia A.T. Gomes

Enteropathogenic Escherichia coli (EPEC) are important human gastroenteritis agents. The prevalence of six non-LEE genes encoding type 3 translocated effectors was investigated. The nleC, cif and nleB genes were more prevalent in typical than in atypical EPEC, although a higher diversity of genes combinations was observed in atypical EPEC.

Journal: :iranian journal of public health 0
m.h. salari

acute infectious gastroenteritis is one of the most common infectious diseases of humans in the world. diarrhea is a significant cause of death in infants. it has been estimated that up to 15% of children in developing nations die of diarrhea before 3 years of age. this study has been carried out to investigate entheropathogenic bacteria from 558 specimens of children less than 5 years of age. ...

سلطان دلال, محمد مهدی, قلاوند, زهره, نیک منش, بهرام,

Background & Objectives: Aeromons is the cause of various infections in humans and has been isolated from different food samples and even drinking water. Research studies report the prevalence of the bacteria in diarrheic patients to be equal to or higher than shigella. Regarding the contradictory reports this study was conducted to investigate the prevalence and significance of Aeromonas in ch...

Journal: :Japanese journal of medical science & biology 1967
R Sakazaki K Tamura M Saito

Enteropathogenic Escherichia coli isolated from diarrheal children and adults were studied. Twenty-two OK groups were set up as enteropathogenic Eschericha to include : O26: K60, O28a, 28c : K73, O44: K74, O55: K59, O86: K61, O86: K62, O111: K58, O112a,112c : K66, 0119: K69, O124: K72, O125: K70, O126: K71, O127: K61, O86: K63, O128: K67, O136: K78, O143: Kx1, O144: Kx2, O146: K87, A-D (Alkales...

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