New method for peptide desorption from abundant blood proteins for plasma/serum peptidome analyses by mass spectrometry

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Title: New method for peptide desorption from abundant blood proteins for plasma/serum peptidome analyses by mass spectrometry
Authors: Ziganshin, Rustam rustam.ziganshin@gmail.com, Arapidi, Georgii, Azarkin, Igor, Zaryadieva, Elena, Alexeev, Dmitry, Govorun, Vadim, Ivanov, Vadim
Source: Journal of Proteomics. May2011, Vol. 74 Issue 5, p595-606. 12p.
Subjects: Desorption, Peptides, Blood proteins, Molecular weights, Mass spectrometry, Serum
Abstract: Abstract: This report describes a new method for desorption of low-molecular weight (LMW) peptides from abundant blood proteins for use in subsequent mass spectrometry analyses. Heating of diluted blood serum to 98°C for 15min resulted in dissociation of LMW peptides from the most abundant blood proteins. Application of blood plasma/serum fractionation using magnetic beads with a functionalized surface followed by heating of the resultant fractions significantly increases the number of LMW peptides detected by MALDI–TOF MS, enhances the general reproducibility of mass spectrometry profiles and considerably increases the number of identified blood serum peptides by LC–MS/MS using an Agilent 6520 Accurate-Mass Q-TOF. [Copyright &y& Elsevier]
Copyright of Journal of Proteomics is the property of Elsevier B.V. and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract. (Copyright applies to all Abstracts.)
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DbLabel: Engineering Source
An: 59929822
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  Data: New method for peptide desorption from abundant blood proteins for plasma/serum peptidome analyses by mass spectrometry
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  Data: <searchLink fieldCode="AR" term="%22Ziganshin%2C+Rustam%22">Ziganshin, Rustam</searchLink><i> rustam.ziganshin@gmail.com</i><br /><searchLink fieldCode="AR" term="%22Arapidi%2C+Georgii%22">Arapidi, Georgii</searchLink><br /><searchLink fieldCode="AR" term="%22Azarkin%2C+Igor%22">Azarkin, Igor</searchLink><br /><searchLink fieldCode="AR" term="%22Zaryadieva%2C+Elena%22">Zaryadieva, Elena</searchLink><br /><searchLink fieldCode="AR" term="%22Alexeev%2C+Dmitry%22">Alexeev, Dmitry</searchLink><br /><searchLink fieldCode="AR" term="%22Govorun%2C+Vadim%22">Govorun, Vadim</searchLink><br /><searchLink fieldCode="AR" term="%22Ivanov%2C+Vadim%22">Ivanov, Vadim</searchLink>
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  Data: <searchLink fieldCode="JN" term="%22Journal+of+Proteomics%22">Journal of Proteomics</searchLink>. May2011, Vol. 74 Issue 5, p595-606. 12p.
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  Data: <searchLink fieldCode="DE" term="%22Desorption%22">Desorption</searchLink><br /><searchLink fieldCode="DE" term="%22Peptides%22">Peptides</searchLink><br /><searchLink fieldCode="DE" term="%22Blood+proteins%22">Blood proteins</searchLink><br /><searchLink fieldCode="DE" term="%22Molecular+weights%22">Molecular weights</searchLink><br /><searchLink fieldCode="DE" term="%22Mass+spectrometry%22">Mass spectrometry</searchLink><br /><searchLink fieldCode="DE" term="%22Serum%22">Serum</searchLink>
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  Label: Abstract
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  Data: Abstract: This report describes a new method for desorption of low-molecular weight (LMW) peptides from abundant blood proteins for use in subsequent mass spectrometry analyses. Heating of diluted blood serum to 98°C for 15min resulted in dissociation of LMW peptides from the most abundant blood proteins. Application of blood plasma/serum fractionation using magnetic beads with a functionalized surface followed by heating of the resultant fractions significantly increases the number of LMW peptides detected by MALDI–TOF MS, enhances the general reproducibility of mass spectrometry profiles and considerably increases the number of identified blood serum peptides by LC–MS/MS using an Agilent 6520 Accurate-Mass Q-TOF. [Copyright &y& Elsevier]
– Name: AbstractSuppliedCopyright
  Label:
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  Data: <i>Copyright of Journal of Proteomics is the property of Elsevier B.V. and its content may not be copied or emailed to multiple sites without the copyright holder's express written permission. Additionally, content may not be used with any artificial intelligence tools or machine learning technologies. However, users may print, download, or email articles for individual use. This abstract may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full abstract.</i> (Copyright applies to all Abstracts.)
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RecordInfo BibRecord:
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      – Type: doi
        Value: 10.1016/j.jprot.2011.01.014
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      – Code: eng
        Text: English
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        PageCount: 12
        StartPage: 595
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      – SubjectFull: Desorption
        Type: general
      – SubjectFull: Peptides
        Type: general
      – SubjectFull: Blood proteins
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      – SubjectFull: Molecular weights
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      – SubjectFull: Mass spectrometry
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      – SubjectFull: Serum
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            NameFull: Alexeev, Dmitry
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              Text: May2011
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              Y: 2011
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