Lysotypes and plasmidial profile of Salmonella Serovar Typhimurium isolated from children with enteric processes in the cities of Rio de Janeiro, RJ, and Salvador, BA - Brazil Lisotipos e perfil plasmidial de Salmonella Serovar Typhimurium isoladas de processos entéricos infantis nas Cidades do Rio de Janeiro, RJ e Salvador, BA - Brasil

The lysotypes, plasmidial profiles, and profiles of resistance to antimicrobial agents were determined in 111 Salmonella Typhimurium strains isolated from feces and blood of children treated in Rio de Janeiro and in Salvador. Six distinct lysotypes (19, 41, 97, 105, 120 and 193) were recognized, wit...

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Published in:Revista do Instituto de Medicina Tropical de São Paulo
Main Authors: Marise Dutra Asensi, Arudy Penna Costa, Eliane Moura Falavina dos Reis, Ernesto Hofer
Format: Article in Journal/Newspaper
Language:English
Published: Universidade de São Paulo (USP) 1995
Subjects:
Online Access:https://doi.org/10.1590/S0036-46651995000400003
https://doaj.org/article/f184bf63c90c4bb4acc026b8ac13e19d
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author Marise Dutra Asensi
Arudy Penna Costa
Eliane Moura Falavina dos Reis
Ernesto Hofer
author_facet Marise Dutra Asensi
Arudy Penna Costa
Eliane Moura Falavina dos Reis
Ernesto Hofer
author_sort Marise Dutra Asensi
collection Directory of Open Access Journals: DOAJ Articles
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container_start_page 297
container_title Revista do Instituto de Medicina Tropical de São Paulo
container_volume 37
description The lysotypes, plasmidial profiles, and profiles of resistance to antimicrobial agents were determined in 111 Salmonella Typhimurium strains isolated from feces and blood of children treated in Rio de Janeiro and in Salvador. Six distinct lysotypes (19, 41, 97, 105, 120 and 193) were recognized, with a predominance of lysotype 193 (59.7%) in Rio de Janeiro and of phage type 105 (38.4) in Salvador. Approximately 86.7% of the lysotype 193 strains presented multiple resistance to more than six antimicrobial agents, whereas 93% of lysotype 105 strains were fully susceptible. More than 90% of the strains presented plasmids distributed into 36 different profiles in Rio de Janeiro and into 10 profiles in Salvador. A 40 MDa plasmid was the most frequent (47%) in the strains from Rio de Janeiro, whereas a 61 MDa plasmid predominated (14.5%) in Salvador. Combined analysis of plasmid profile and classification into lysotypes (especially those belonging to types 105 and 103, proved to be more discriminatory than the other methods applied). Os lisotipos e os perfis de resistência a antimicrobianos e plasmidial foram caracterizados em 111 amostras de Salmonella Typhimurium isoladas de fezes e sangue de crianças atendidas nas cidades do Rio de Janeiro e Salvador. A lisotipia evidenciou seis tipos fágicos distintos (19, 41, 97, 105, 120 e 193) com uma predominância do lisotipo 193 (59,7%) na primeira cidade e do fagotipo 105 (38,4) na segunda. Cerca de 86,7% das amostras do lisotipo 193 apresentaram resistência múltipla para mais de seis antimicrobianos, enquanto que 93,3% de 105 foram totalmente sensíveis. Em mais de 90% das amostras, verificou-se a presença de plasmídios, distribuídos em 39 perfis diferentes nas do Rio de Janeiro e 10 nas de Salvador. Predominou o plasmídio de 40 MDa nas amostras do Rio de Janeiro (47%), enquanto o de 61 MDa (14,4%) prevaleceu em Salvador. A associação da análise do perfil plasmidial com a fagotipagem, principalmente naqueles pertencentes aos lisotipos 105 e 193, comprovou ser mais ...
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spelling ftdoajarticles:oai:doaj.org/article:f184bf63c90c4bb4acc026b8ac13e19d 2025-01-16T20:51:53+00:00 Lysotypes and plasmidial profile of Salmonella Serovar Typhimurium isolated from children with enteric processes in the cities of Rio de Janeiro, RJ, and Salvador, BA - Brazil Lisotipos e perfil plasmidial de Salmonella Serovar Typhimurium isoladas de processos entéricos infantis nas Cidades do Rio de Janeiro, RJ e Salvador, BA - Brasil Marise Dutra Asensi Arudy Penna Costa Eliane Moura Falavina dos Reis Ernesto Hofer 1995-08-01T00:00:00Z https://doi.org/10.1590/S0036-46651995000400003 https://doaj.org/article/f184bf63c90c4bb4acc026b8ac13e19d EN eng Universidade de São Paulo (USP) http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0036-46651995000400003 https://doaj.org/toc/0036-4665 https://doaj.org/toc/1678-9946 doi:10.1590/S0036-46651995000400003 0036-4665 1678-9946 https://doaj.org/article/f184bf63c90c4bb4acc026b8ac13e19d Revista do Instituto de Medicina Tropical de São Paulo, Vol 37, Iss 4, Pp 297-302 (1995) Salmonella Lysotypes Resistance to antimicrobial agents Plasmidial profile Arctic medicine. Tropical medicine RC955-962 Infectious and parasitic diseases RC109-216 article 1995 ftdoajarticles https://doi.org/10.1590/S0036-46651995000400003 2024-08-05T17:49:31Z The lysotypes, plasmidial profiles, and profiles of resistance to antimicrobial agents were determined in 111 Salmonella Typhimurium strains isolated from feces and blood of children treated in Rio de Janeiro and in Salvador. Six distinct lysotypes (19, 41, 97, 105, 120 and 193) were recognized, with a predominance of lysotype 193 (59.7%) in Rio de Janeiro and of phage type 105 (38.4) in Salvador. Approximately 86.7% of the lysotype 193 strains presented multiple resistance to more than six antimicrobial agents, whereas 93% of lysotype 105 strains were fully susceptible. More than 90% of the strains presented plasmids distributed into 36 different profiles in Rio de Janeiro and into 10 profiles in Salvador. A 40 MDa plasmid was the most frequent (47%) in the strains from Rio de Janeiro, whereas a 61 MDa plasmid predominated (14.5%) in Salvador. Combined analysis of plasmid profile and classification into lysotypes (especially those belonging to types 105 and 103, proved to be more discriminatory than the other methods applied). Os lisotipos e os perfis de resistência a antimicrobianos e plasmidial foram caracterizados em 111 amostras de Salmonella Typhimurium isoladas de fezes e sangue de crianças atendidas nas cidades do Rio de Janeiro e Salvador. A lisotipia evidenciou seis tipos fágicos distintos (19, 41, 97, 105, 120 e 193) com uma predominância do lisotipo 193 (59,7%) na primeira cidade e do fagotipo 105 (38,4) na segunda. Cerca de 86,7% das amostras do lisotipo 193 apresentaram resistência múltipla para mais de seis antimicrobianos, enquanto que 93,3% de 105 foram totalmente sensíveis. Em mais de 90% das amostras, verificou-se a presença de plasmídios, distribuídos em 39 perfis diferentes nas do Rio de Janeiro e 10 nas de Salvador. Predominou o plasmídio de 40 MDa nas amostras do Rio de Janeiro (47%), enquanto o de 61 MDa (14,4%) prevaleceu em Salvador. A associação da análise do perfil plasmidial com a fagotipagem, principalmente naqueles pertencentes aos lisotipos 105 e 193, comprovou ser mais ... Article in Journal/Newspaper Arctic Directory of Open Access Journals: DOAJ Articles Arctic Revista do Instituto de Medicina Tropical de São Paulo 37 4 297 302
spellingShingle Salmonella
Lysotypes
Resistance to antimicrobial agents
Plasmidial profile
Arctic medicine. Tropical medicine
RC955-962
Infectious and parasitic diseases
RC109-216
Marise Dutra Asensi
Arudy Penna Costa
Eliane Moura Falavina dos Reis
Ernesto Hofer
Lysotypes and plasmidial profile of Salmonella Serovar Typhimurium isolated from children with enteric processes in the cities of Rio de Janeiro, RJ, and Salvador, BA - Brazil Lisotipos e perfil plasmidial de Salmonella Serovar Typhimurium isoladas de processos entéricos infantis nas Cidades do Rio de Janeiro, RJ e Salvador, BA - Brasil
title Lysotypes and plasmidial profile of Salmonella Serovar Typhimurium isolated from children with enteric processes in the cities of Rio de Janeiro, RJ, and Salvador, BA - Brazil Lisotipos e perfil plasmidial de Salmonella Serovar Typhimurium isoladas de processos entéricos infantis nas Cidades do Rio de Janeiro, RJ e Salvador, BA - Brasil
title_full Lysotypes and plasmidial profile of Salmonella Serovar Typhimurium isolated from children with enteric processes in the cities of Rio de Janeiro, RJ, and Salvador, BA - Brazil Lisotipos e perfil plasmidial de Salmonella Serovar Typhimurium isoladas de processos entéricos infantis nas Cidades do Rio de Janeiro, RJ e Salvador, BA - Brasil
title_fullStr Lysotypes and plasmidial profile of Salmonella Serovar Typhimurium isolated from children with enteric processes in the cities of Rio de Janeiro, RJ, and Salvador, BA - Brazil Lisotipos e perfil plasmidial de Salmonella Serovar Typhimurium isoladas de processos entéricos infantis nas Cidades do Rio de Janeiro, RJ e Salvador, BA - Brasil
title_full_unstemmed Lysotypes and plasmidial profile of Salmonella Serovar Typhimurium isolated from children with enteric processes in the cities of Rio de Janeiro, RJ, and Salvador, BA - Brazil Lisotipos e perfil plasmidial de Salmonella Serovar Typhimurium isoladas de processos entéricos infantis nas Cidades do Rio de Janeiro, RJ e Salvador, BA - Brasil
title_short Lysotypes and plasmidial profile of Salmonella Serovar Typhimurium isolated from children with enteric processes in the cities of Rio de Janeiro, RJ, and Salvador, BA - Brazil Lisotipos e perfil plasmidial de Salmonella Serovar Typhimurium isoladas de processos entéricos infantis nas Cidades do Rio de Janeiro, RJ e Salvador, BA - Brasil
title_sort lysotypes and plasmidial profile of salmonella serovar typhimurium isolated from children with enteric processes in the cities of rio de janeiro, rj, and salvador, ba - brazil lisotipos e perfil plasmidial de salmonella serovar typhimurium isoladas de processos entéricos infantis nas cidades do rio de janeiro, rj e salvador, ba - brasil
topic Salmonella
Lysotypes
Resistance to antimicrobial agents
Plasmidial profile
Arctic medicine. Tropical medicine
RC955-962
Infectious and parasitic diseases
RC109-216
topic_facet Salmonella
Lysotypes
Resistance to antimicrobial agents
Plasmidial profile
Arctic medicine. Tropical medicine
RC955-962
Infectious and parasitic diseases
RC109-216
url https://doi.org/10.1590/S0036-46651995000400003
https://doaj.org/article/f184bf63c90c4bb4acc026b8ac13e19d