LABEL-FREE DETECTION OF MYCOBACTERIA USING SURFACE ENHANCED RAMAN SPECTROSCOPY

A method of identifying a Mycobacterium using surface enhanced Raman spectroscopy (SERS), disclosed herein, comprises disposing a sample suspected to comprise a Mycobacterium on a SERS-active substrate, detecting surface enhanced Raman signals corresponding to an alpha-mycolic acid, a methoxy-mycoli...

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Bibliographische Detailangaben
Hauptverfasser: PERUMAL, Jayakumar, GOPAL, Renuga, KHAN, Saif Abdul Kadir, OLIVO, Malini
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:A method of identifying a Mycobacterium using surface enhanced Raman spectroscopy (SERS), disclosed herein, comprises disposing a sample suspected to comprise a Mycobacterium on a SERS-active substrate, detecting surface enhanced Raman signals corresponding to an alpha-mycolic acid, a methoxy-mycolic acid, and a keto-mycolic acid from the sample disposed on the SERS-active substrate, and determining one or more ratios of intensity of the surface enhanced Raman signals to identify the Mycobacterium. Disclosed herein also includes a method of detecting a mycobacterial disease using surface enhanced Raman spectroscopy (SERS), the method comprising identifying a Mycobacterium according to the method described above, and determining the mycobacterial disease based on the Mycobacterium identified.