Screening and identification of hypoxic proteins by two-dimensional polyacrylamide gel electrophoresis and mass spectrometry

Gongyi Shi, Yijun Chen, Albert Koong

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

The screening and identification of hypoxic proteins by two-dimensional polyacrylamide gel electrophoresis and mass spectrometry was discussed. The head & neck squamous cell carcinoma cell lines was exposed to 24 hours of hypoxia and compared with a normoxic control. These cells were lysed and subject to subcellular fractionation through a series of differential centrifugation steps. The tryptic peptide spectra were generated on a Voyager-DE PRO MALDI-TOF-MS. The endoplasmic reticulum (ER) was the primary site for secreted protein and membrane protein biogenesis, and have stress response to various environmental changes.

Original languageEnglish (US)
Title of host publicationProceedings - 50th ASMS Conference on Mass Spectrometry and Allied Topics
Pages223-224
Number of pages2
StatePublished - Dec 1 2002
EventProceedings - 50th ASMS Conference on Mass Spectrometry and Allied Topics - Orlando, FL, United States
Duration: Jun 2 2002Jun 6 2002

Conference

ConferenceProceedings - 50th ASMS Conference on Mass Spectrometry and Allied Topics
Country/TerritoryUnited States
CityOrlando, FL
Period6/2/026/6/02

ASJC Scopus subject areas

  • Spectroscopy

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