CHROMagar™ orientation urine culture medium produces matrix-assisted laser desorption ionization-time-of-flight mass spectrometry spectra misidentified as Mycoplasma arginini and Mycoplasma alkalescens.
Diagn Microbiol Infect Dis
; 94(2): 113-115, 2019 Jun.
Article
em En
| MEDLINE
| ID: mdl-30718158
ABSTRACT
Matrix-assisted laser desorption ionization-time-of-flight (MALDI-TOF) mass spectrometry is commonly used to identify bacteria and yeasts. Studies indicate that MALDI-TOF is relatively indifferent to the medium used for culture. We report on an investigation into high- and low-confidence MALDI-TOF misidentifications of Mycoplasma arginini and Mycoplasma alkalescens from urine specimens plated to CHROMagar™ Orientation medium that appear to be due to the intrinsic mass spectrum of the medium.
Palavras-chave
Texto completo:
1
Coleções:
01-internacional
Base de dados:
MEDLINE
Assunto principal:
Manejo de Espécimes
/
Urina
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Espectrometria de Massas por Ionização e Dessorção a Laser Assistida por Matriz
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Meios de Cultura
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Erros de Diagnóstico
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Mycoplasma
/
Infecções por Mycoplasma
Tipo de estudo:
Diagnostic_studies
/
Prognostic_studies
Limite:
Humans
Idioma:
En
Revista:
Diagn Microbiol Infect Dis
Ano de publicação:
2019
Tipo de documento:
Article