Abstract
Urine is a sample of choice for noninvasive biomarkers search because it is easily available in large amounts and its molecular composition provides information on processes in the organism. The high potential of urine peptidomics has been demonstrated for clinical purpose. Several mass spectrometry based approaches have been successfully applied for urine peptidome analysis and potential biomarkers search. Summarizing literature data and our own experience we developed a protocol for comprehensive urine peptidome analysis. The technology includes several stages and consists of urine sample preparation by size exclusion chromatography and identification of featured peptides by nano-HPLC coupled to Fourier transform ion cyclotron resonance mass spectrometry, semiquantitative and statistical data analysis.
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Acknowledgments
The study was supported by RFBR grants no. 16-54-21011_SNF_а, 17-08-01537 A and SNF grant no. SNF IZLRZ3_163911.
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Kononikhin, A.S. et al. (2018). Methodology for Urine Peptidome Analysis Based on Nano-HPLC Coupled to Fourier Transform Ion Cyclotron Resonance Mass Spectrometry. In: Schrader, M., Fricker, L. (eds) Peptidomics. Methods in Molecular Biology, vol 1719. Humana Press, New York, NY. https://doi.org/10.1007/978-1-4939-7537-2_20
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DOI: https://doi.org/10.1007/978-1-4939-7537-2_20
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