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Identification rapide des bactéries à Gram négatif de sang Bouillon de culture à l'aide MALDI-TOF spectrométrie de masse
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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
Capítulos
- 00:05Título
- 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
L'application de laser désorption / ionisation de temps assistée par matrice de vol (MALDI-TOF), la spectrométrie de masse (MS) directement à un bouillon de culture de sang accélère l'identification de bactéries. La méthode présentée est une méthode rapide et fiable pour l'identification des bactéries à Gram négatif directement à partir de bouillon de culture de sang.
Tags
Rapid IdentificationGram Negative BacteriaBlood Culture BrothMALDI-TOF Mass SpectrometryClinical MicrobiologyBacterial IdentificationBloodstream InfectionSub-cultureSolid AgarMALDI-TOF MSBlood Culture SpecimensInterfering ResinsProteinsHemoglobinBacterial ConcentrationBacterial PurificationBacterial Extraction
