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Assays to measure stress-activated MAPK activity
Carme Caelles1, Mónica Morales
1Institut de Recerca Biomèdica de Barcelona-Parc Científic de Barcelona, Department of Biochemistry and Molecular Biology, University of Barcelona, Spain.
Methods in Molecular Biology (Clifton, N.J.)
|April 24, 2004
Summary
This chapter details alternative methods for measuring stress-activated protein kinases, specifically c-Jun N-terminal kinase and p38 MAPKs, which are crucial in cellular responses to stress and inflammation.
Area of Science:
- Cellular Biology
- Molecular Biology
- Biochemistry
Background:
- Mitogen-activated protein kinases (MAPKs) regulate essential cellular processes.
- c-Jun N-terminal kinase (JNK) and p38 MAPKs are activated by stress and inflammatory signals.
- These kinases are known as stress-activated protein kinases (SAPKs).
Purpose of the Study:
- To present alternative methodologies for assessing SAPK activity.
- Focus on quantifying the activity of JNK and p38 MAPK pathways.
Main Methods:
- Description of novel and established techniques for kinase activity measurement.
- Focus on methods applicable to JNK and p38 MAPK.
Main Results:
- The chapter provides a comprehensive overview of available methods.
- Detailed protocols for measuring JNK and p38 MAPK activity are discussed.
Conclusions:
- Accurate measurement of SAPK activity is vital for understanding cellular stress responses.
- The described methods offer valuable tools for researchers in molecular and cellular biology.