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La identificación rápida de bacterias gram negativas de Cultura sangre caldo de cultivo utilizando MALDI-TOF espectrometría de masas
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1Centre for Infectious Diseases and Microbiology Laboratory Services, Institute of Clinical Pathology and Medical Research,Westmead Hospital, 2Centre for Research Excellence in Critical Infection, Westmead Millennium Institute,Westmead Hospital, 3Sydney Emerging Infectious Diseases Institute, University of Sydney,Westmead Hospital
Chapters
- 00:05Title
- 01:20Preparation of Bacterial Inoculate from Blood Culture Broth
- 05:46Preparation of MALDI-TOF Target Plate
- 06:34MALDI-TOF MS Spectra Acquisition
- 08:42Post Analysis-Interpretation of MALDI-TOF MS Scores
- 10:18Representative MALDI-TOF Analysis of Gram Negative Bacteria from Blood Cultures
- 12:35Conclusion
La aplicación de láser asistida por matriz de desorción / ionización tiempo de vuelo (MALDI-TOF) espectrometría de masas (MS) directamente a caldo de cultivo de sangre acelera la identificación de bacterias. El método presentado es un método rápido y fiable para la identificación de bacterias Gram negativas directamente desde el caldo de cultivo de sangre.
Tags
Rapid IdentificationGram Negative BacteriaBlood Culture BrothMALDI-TOF Mass SpectrometryClinical MicrobiologyBacterial IdentificationBloodstream InfectionSub-cultureSolid AgarMALDI-TOF MSBlood Culture SpecimensInterfering ResinsProteinsHemoglobinBacterial ConcentrationBacterial PurificationBacterial Extraction
