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1.
IMPACTO-MR: um estudo brasileiro de plataforma nacional para avaliar infecções e multirresistência em unidades de terapia intensiva
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Tomazini, Bruno M
; Nassar Jr, Antonio Paulo
; Lisboa, Thiago Costa
; Azevedo, Luciano César Pontes de
; Veiga, Viviane Cordeiro
; Catarino, Daniela Ghidetti Mangas
; Fogazzi, Debora Vacaro
; Arns, Beatriz
; Piastrelli, Filipe Teixeira
; Dietrich, Camila
; Negrelli, Karina Leal
; Jesuíno, Isabella de Andrade
; Reis, Luiz Fernando Lima
; Mattos, Renata Rodrigues de
; Pinheiro, Carla Cristina Gomes
; Luz, Mariane Nascimento
; Spadoni, Clayse Carla da Silva
; Moro, Elisângela Emilene
; Bueno, Flávia Regina
; Sampaio, Camila Santana Justo Cintra
; Silva, Débora Patrício
; Baldassare, Franca Pellison
; Silva, Ana Cecilia Alcantara
; Veiga, Thabata
; Barbante, Leticia
; Lambauer, Marianne
; Campos, Viviane Bezerra
; Santos, Elton
; Santos, Renato Hideo Nakawaga
; Laranjeiras, Ligia Nasi
; Valeis, Nanci
; Santucci, Eliana
; Miranda, Tamiris Abait
; Patrocínio, Ana Cristina Lagoeiro do
; Carvalho, Andréa de
; Sousa, Eduvirgens Maria Couto de
; Sousa, Ancelmo Honorato Ferraz de
; Malheiro, Daniel Tavares
; Bezerra, Isabella Lott
; Rodrigues, Mirian Batista
; Malicia, Julliana Chicuta
; Silva, Sabrina Souza da
; Gimenes, Bruna dos Passos
; Sesin, Guilhermo Prates
; Zavascki, Alexandre Prehn
; Sganzerla, Daniel
; Medeiros, Gregory Saraiva
; Santos, Rosa da Rosa Minho dos
; Silva, Fernanda Kelly Romeiro
; Cheno, Maysa Yukari
; Abrahão, Carolinne Ferreira
; Oliveira Junior, Haliton Alves de
; Rocha, Leonardo Lima
; Nunes Neto, Pedro Aniceto
; Pereira, Valéria Chagas
; Paciência, Luis Eduardo Miranda
; Bueno, Elaine Silva
; Caser, Eliana Bernadete
; Ribeiro, Larissa Zuqui
; Fernandes, Caio Cesar Ferreira
; Garcia, Juliana Mazzei
; Silva, Vanildes de Fátima Fernandes
; Santos, Alisson Junior dos
; Machado, Flávia Ribeiro
; Souza, Maria Aparecida de
; Ferronato, Bianca Ramos
; Urbano, Hugo Corrêa de Andrade
; Moreira, Danielle Conceição Aparecida
; Souza-Dantas, Vicente Cés de
; Duarte, Diego Meireles
; Coelho, Juliana
; Figueiredo, Rodrigo Cruvinel
; Foreque, Fernanda
; Romano, Thiago Gomes
; Cubos, Daniel
; Spirale, Vladimir Miguel
; Nogueira, Roberta Schiavon
; Maia, Israel Silva
; Zandonai, Cassio Luis
; Lovato, Wilson José
; Cerantola, Rodrigo Barbosa
; Toledo, Tatiana Gozzi Pancev
; Tomba, Pablo Oscar
; Almeida, Joyce Ramos de
; Sanches, Luciana Coelho
; Pierini, Leticia
; Cunha, Mariana
; Sousa, Michelle Tereza
; Azevedo, Bruna
; Dal-Pizzol, Felipe
; Damasio, Danusa de Castro
; Bainy, Marina Peres
; Beduhn, Dagoberta Alves Vieira
; Jatobá, Joana D’Arc Vila Nova
; Moura, Maria Tereza Farias de
; Rego, Leila Rezegue de Moraes
; Silva, Adria Vanessa da
; Oliveira, Luana Pontes
; Sodré Filho, Eliene Sá
; Santos, Silvana Soares dos
; Neves, Itallo de Lima
; Leão, Vanessa Cristina de Aquino
; Paes, João Lucidio Lobato
; Silva, Marielle Cristina Mendes
; Oliveira, Cláudio Dornas de
; Santiago, Raquel Caldeira Brant
; Paranhos, Jorge Luiz da Rocha
; Wiermann, Iany Grinezia da Silva
; Pedroso, Durval Ferreira Fonseca
; Sawada, Priscilla Yoshiko
; Prestes, Rejane Martins
; Nascimento, Glícia Cardoso
; Grion, Cintia Magalhães Carvalho
; Carrilho, Claudia Maria Dantas de Maio
; Dantas, Roberta Lacerda Almeida de Miranda
; Silva, Eliane Pereira
; Silva, Antônio Carlos da
; Oliveira, Sheila Mara Bezerra de
; Golin, Nicole Alberti
; Tregnago, Rogerio
; Lima, Valéria Paes
; Silva, Kamilla Grasielle Nunes da
; Boschi, Emerson
; Buffon, Viviane
; Machado, André Sant’Ana
; Capeletti, Leticia
; Foernges, Rafael Botelho
; Carvalho, Andréia Schubert de
; Oliveira Junior, Lúcio Couto de
; Oliveira, Daniela Cunha de
; Silva, Everton Macêdo
; Ribeiro, Julival
; Pereira, Francielle Constantino
; Salgado, Fernanda Borges
; Deutschendorf, Caroline
; Silva, Cristofer Farias da
; Gobatto, Andre Luiz Nunes
; Oliveira, Carolaine Bomfim de
; Dracoulakis, Marianna Deway Andrade
; Alvaia, Natália Oliveira Santos
; Souza, Roberta Machado de
; Araújo, Larissa Liz Cardoso de
; Melo, Rodrigo Morel Vieira de
; Passos, Luiz Carlos Santana
; Vidal, Claudia Fernanda de Lacerda
; Rodrigues, Fernanda Lopes de Albuquerque
; Kurtz, Pedro
; Shinotsuka, Cássia Righy
; Tavares, Maria Brandão
; Santana, Igor das Virgens
; Gavinho, Luciana Macedo da Silva
; Nascimento, Alaís Brito
; Pereira, Adriano J
; Cavalcanti, Alexandre Biasi
.
ABSTRACT Objective: To describe the IMPACTO-MR, a Brazilian nationwide intensive care unit platform study focused on the impact of health care-associated infections due to multidrug-resistant bacteria. Methods: We described the IMPACTO-MR platform, its development, criteria for intensive care unit selection, characterization of core data collection, objectives, and future research projects to be held within the platform. Results: The core data were collected using the Epimed Monitor System® and consisted of demographic data, comorbidity data, functional status, clinical scores, admission diagnosis and secondary diagnoses, laboratory, clinical, and microbiological data, and organ support during intensive care unit stay, among others. From October 2019 to December 2020, 33,983 patients from 51 intensive care units were included in the core database. Conclusion: The IMPACTO-MR platform is a nationwide Brazilian intensive care unit clinical database focused on researching the impact of health care-associated infections due to multidrug-resistant bacteria. This platform provides data for individual intensive care unit development and research and multicenter observational and prospective trials.
RESUMO Objetivo: Descrever o IMPACTO-MR, um estudo brasileiro de plataforma nacional em unidades de terapia intensiva focado no impacto das infecções por bactérias multirresistentes relacionadas à assistência à saúde. Métodos: Descrevemos a plataforma IMPACTO-MR, seu desenvolvimento, critérios para seleção das unidades de terapia intensiva, caracterização da coleta de dados, objetivos e projetos de pesquisa futuros a serem realizados na plataforma. Resultados: Os dados principais foram coletados por meio do Epimed Monitor System® e consistiram em dados demográficos, dados de comorbidades, estado funcional, escores clínicos, diagnóstico de internação e diagnósticos secundários, dados laboratoriais, clínicos e microbiológicos e suporte de órgãos durante a internação na unidade de terapia intensiva, entre outros. De outubro de 2019 a dezembro de 2020, 33.983 pacientes de 51 unidades de terapia intensiva foram incluídos no banco de dados principal. Conclusão: A plataforma IMPACTO-MR é um banco de dados clínico brasileiro de unidades de terapia intensiva focado na pesquisa do impacto das infecções por bactérias multirresistentes relacionadas à assistência à saúde. Essa plataforma fornece dados para o desenvolvimento e pesquisa de unidades de terapia intensiva individuais e ensaios clínicos observacionais e prospectivos multicêntricos.
2.
Microbiological evaluation of industrialized and artisanal Minas fresh cheese commercialized in the Federal District, Brazil
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FERNANDES SILVA RODRIGUES, Letícia
; LUNARA SANTOS PAVELQUESI, Sabrina
; ALMEIDA DE OLIVEIRA FERREIRA, Ana Carolina
; DA SILVA MONTEIRO, Erika
; DE SOUZA SILVA, Calliandra Maria
; RODRIGUES DA SILVA, Izabel Cristina
; CASTILHO ORSI, Daniela
.
Abstract The aim of this study was to evaluate the microbiological quality of Minas fresh cheese commercialized in Federal District, Brazil. For this, 20 samples of industrialized cheeses were collected in supermarkets and 20 samples of artisanal cheeses were collected in public food markets. The analyzes performed were total count of bacteria, determination of coliforms, count of S. aureus and identification of Salmonella spp. (InvA gene) and S. aureus (SeC gene). The results showed that 26 samples (65%) were unfit for consumption according to Brazilian legislation. For industrialized cheeses, 6 samples (15%) of were unfit for consumption (3 samples for excess of thermotolerant coliforms and 3 samples for excess of S. aureus). For artisanal cheeses, all 20 samples (50%) were unfit for consumption due to the high S. aureus counts, including 6 samples that had excess thermotolerant coliforms and 1 sample that was contaminated with Salmonella. Comparing the results, industrialized cheeses showed better microbiological quality than artisanal cheeses. Thus, artisanal Minas fresh cheeses commercialized in the public food markets of the Federal District showed the presence of bacterial hazards, and there is an evident need for good hygiene practices in the entire production chain to ensure consumer food safety.
3.
Prevalence of nasal carriers of methicillin-resistant Staphylococcus aureus in primary health care units in Brazil
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Goes, Isabella Carolina Rodrigues dos Santos
; Romero, Letícia Calixto
; Turra, Ana Julia
; Gotardi, Maria Angélica
; Rodrigues, Talyssa Fernandes Silva de Oliveira
; Santos, Lalessa de Oliveira
; Dores, Jéssica Cristina das
; Nascimento, Michel Ulloffo do
; Cavalleri, Andressa Côrtes
; Pinheiro-Hubinger, Luiza
; Eller, Lizziane Kretli Winkelstroter
; Pereira, Valéria Cataneli
.
Revista do Instituto de Medicina Tropical de São Paulo
- Journal Metrics
ABSTRACT Nasal carriage of Staphylococcus aureus by healthcare workers is of great clinical importance as it facilitates the contamination of medical devices and cross-transmission. However, studies regarding the epidemiology and dissemination of S. aureus and Methicillin-resistant S. aureus (MRSA) within the Primary Health Care in Brazil are scarce. The current study aimed to detect and characterize S. aureus and MRSA strains from the nasal cavities of 63 healthcare working in primary health care units in order to determine the prevalence of S. aureus and MRSA, biofilm formation and resistance profile of these isolates. PCR reactions were performed for detecting mecA, icaA and icaD genes. The phenotypic antimicrobial susceptibility was assessed by the disk diffusion method and biofilm formation by the Congo Red Agar (CRA) method. The MRSA isolates were typed for the Staphylococcal Cassette Chromosome mec (SCCmec). The prevalence of nasal carriage of S. aureus was 74.6%, of which 72.3% were MRSA carrying SCCmec type I (24.4%), III (34.1%), IV (36.6%). Two (4.9%) isolates presented a non-typeable cassette by the performed technique. The antimicrobial susceptibility evaluation evidenced penicillin resistance in 66.1% of S. aureus, erythromycin resistance in 49.2%, while 37.3% were resistant to oxacillin, 28.8% to cefoxitin, 5.1% to levofloxacin and 5.1% to clindamycin. All isolates were biofilm producers and 96.6% of the strains contained the ica biofilm-forming genes (icaA and/or icaD). We have demonstrated a high prevalence of S. aureus and MRSA carriage among health care working in Primary Health Care units, the presence of SCCmec types I, III and IV, in addition to their high ability to form biofilm, factors that possibly contribute to the dissemination and persistence of these pathogens within the primary care services. These observations highlight the importance of broadening the perspective of Health Care-Associated Infections prevention, including all health care levels, which are currently little explored. In addition, the dynamics and resistance mechanisms of S. aureus transmission still need to be further clarified to enable the implementation of more effective prevention measures.
https://doi.org/10.1590/s1678-9946202163014
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4.
Efeito antibacteriano do vinagre de arroz e qualidade microbiológica de sushis comercializados na cidade de Brasília, Distrito Federal, Brasil
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Alves, Flávia Bianca Amaral
; Gomes, Karolina Oliveira
; Carrijo, Morgana Muniz
; Rodrigues, Letícia Fernandes Silva
; Silva, Izabel Cristina Rodrigues da
; Orsi, Daniela Castilho
.
Resumo O sushi é um alimento pronto para consumo composto de arroz acidificado com vinagre e recheio de peixes crus e vegetais. O ácido acético do vinagre diminui o pH do arroz e auxilia na conservação do sushi por retardar o crescimento microbiano. O objetivo deste estudo foi avaliar o efeito antibacteriano do vinagre de arroz mediante determinação da sua concentração inibitória mínima (CIM) e concentração bactericida mínima (CBM) e determinar a qualidade microbiológica de sushis comercializados na cidade de Brasília, Distrito Federal. Para as análises microbiológicas, dez amostras de sushi foram coletadas em restaurantes especializados em culinária oriental e dez amostras de sushi foram coletadas em locais não especializados em culinária oriental, como supermercados e padarias, totalizando 20 amostras. As análises realizadas foram contagem total de bactérias mesófilas e psicrotróficas, determinação de coliformes totais e coliformes termotolerantes, contagem de Staphylococcus aureus, pesquisa de Salmonella spp. e identificação molecular de S. aureus por PCR. O vinagre de arroz teve efeito antibacteriano tanto para as bactérias Gram-positivas (S. aureus e B. cereus) quanto para as bactérias Gram-negativas (S. enterica e E. coli) testadas neste estudo. Os valores de CBM variaram de 3 a 50 mg de ácido acético/mL e os valores de CIM variaram de 2,5 a 3,5 mg de ácido acético/ mL. A maioria das amostras de sushi avaliadas neste estudo (80%) estava em condições microbiológicas aceitáveis para o consumo, de acordo com a legislação brasileira. No entanto, quatro amostras (20%) excederam o limite aceitável para S. aureus, portanto estavam impróprias para consumo. Essas amostras impróprias para consumo eram provenientes dos restaurantes especializados em culinária oriental. A presença elevada de bactérias S. aureus nessas amostras de sushi indica condições higiênicas inapropriadas, por se tratar de uma bactéria procedente de manipulação humana inadequada.
Abstract Sushi is a ready-to-eat food composed of rice acidified with vinegar and stuffing of raw fish and vegetables. The acetic acid in the vinegar reduces the pH of the rice and helps in the conservation of the sushi, decreasing the microbial growth. This study aimed to evaluate the antibacterial effect of rice vinegar by determining its minimum inhibitory concentration (MIC) and minimum bactericidal concentration (MBC); and to determine the microbiological quality of sushi marketed in the city of Brasília, Distrito Federal. We performed microbiological analysis in 10 samples of sushi collected in restaurants specialized in oriental cuisine and 10 samples of sushi collected in places not specialized in oriental cuisine such as supermarkets and bakeries, totaling 20 samples. The analyzes performed were total count of mesophilic and psychrotrophic bacteria, determination of total coliforms and thermotolerant coliforms, count of Staphylococcus aureus, research of Salmonella spp., and the molecular identification of S. aureus by PCR. Rice vinegar had an antibacterial effect for gram positive bacteria (S. aureus and B. cereus) and for gram negative bacteria (S. enterica and E. coli). MBC values ranged from 3.0 to 50.0 mg acetic acid/mL and MIC values ranged from 2.5 to 3.5 mg acetic acid/mL. Most of the sushi samples evaluated in this study (80%) presented acceptable microbiological conditions for consumption according to Brazilian legislation. However, 4 samples (20%) exceeded the acceptable limit for S. aureus and were considered unfit for consumption. The unfit for consumption samples were from restaurants specialized in oriental cuisine. The high presence of S. aureus bacteria in these sushi samples indicates inappropriate hygienic conditions, as this is a bacterium normally associated to inadequate human manipulation.
https://doi.org/10.1590/1981-6723.05020
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