Comparative analysis of core proteomes of human cell lines by 1D PAGE and LC-MS/MS

Markus E. Schirle, Manfred Raida, Yann Abraham, Gerlinde Stark, Gitte Neubauer, Bernhard Kuster

Research output: Contribution to conferencePaperpeer-review

Abstract

The cytoplasmic core proteomes of three human cell lines were analyzed by nano LC-MS/MS: HEK293 (embryonic kidney cells), SKNBE2(neuroblastoma) and Hep G2 (heptacellular carcinoma). Cell lysates were centrifuged to obtain a post nuclear supernatant which was further separated into a cytoplasmic fraction and a membrane fraction. The influence of subcellular fractionation on protein identification, the membrane fraction and total cell lysate of HEK293 cells were also analyzed. It was found that the percentage of proteins identified in more than one subcellular fraction was higher compared to cytoplasmic fractions from different cell lines.

Original languageEnglish
Pages267-268
Number of pages2
StatePublished - 2002
Externally publishedYes
EventProceedings - 50th ASMS Conference on Mass Spectrometry and Allied Topics - Orlando, FL, United States
Duration: 2 Jun 20026 Jun 2002

Conference

ConferenceProceedings - 50th ASMS Conference on Mass Spectrometry and Allied Topics
Country/TerritoryUnited States
CityOrlando, FL
Period2/06/026/06/02

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