Proteomic analysis of Chelidonium majus milky sap using two-dimensional gel electrophoresis and tandem mass spectrometry

Proteins from Chelidonium majus milky sap, which is plant of significant medicinal and pharmaceutical interest, were separated by 2-DE and identified using LC-ESI-MS/MS. Twenty-one proteins were identified. The majority of them could be linked to direct and indirect stress and defence reactions.