Rapid, accurate and sensitive determination of molecular weight of 15N and 13C labeled recombinant proteins by electrospray ionization mass spectrometry

1993 ◽  
Vol 7 (5) ◽  
pp. 367-372 ◽  
Author(s):  
Timothy G. Heath ◽  
Venkataraman Thanabal ◽  
Qi-Zhuang Ye
Keyword(s):  
Mass Spectrometry ◽  
Molecular Weight ◽  
Electrospray Ionization ◽  
Recombinant Proteins ◽  
Electrospray Ionization Mass Spectrometry ◽  
Ionization Mass Spectrometry ◽  
Ionization Mass ◽  
Sensitive Determination

Separation and sensitive determination of sphingolipids at low femtomole level by using HPLC-PIESI-MS/MS

The Analyst ◽  
2014 ◽  
Vol 139 (17) ◽  
pp. 4169-4175 ◽  
Author(s):  
Chengdong Xu ◽  
Eduardo Costa Pinto ◽  
Daniel W. Armstrong
Keyword(s):  
Mass Spectrometry ◽  
Electrospray Ionization ◽  
Electrospray Ionization Mass Spectrometry ◽  
Ionization Mass Spectrometry ◽  
Ionization Mass ◽  
Trace Determination ◽  
Highly Sensitive ◽  
Sensitive Determination ◽  
Paired Ion Electrospray Ionization

A highly sensitive paired ion electrospray ionization mass spectrometry (PIESI-MS) approach was developed for the trace determination of sphingolipids.

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