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Histamine as an intracellular messenger in human platelets
J M Gerrard1, S P Saxena, A McNicol
1Manitoba Institute of Cell Biology, Department of Pediatrics, University of Manitoba, Winnipeg, Canada.
Advances in Experimental Medicine and Biology
|January 1, 1993
Summary
Histamine acts as an intracellular messenger in platelets, regulating cell activation. Further research suggests histamine may also modulate activation processes in neutrophils and during cellular proliferation.
Area of Science:
- Cellular biology
- Immunology
- Biochemistry
Background:
- Histamine is traditionally known as an extracellular mediator.
- Emerging evidence suggests intracellular roles for histamine.
Purpose of the Study:
- To investigate the intracellular messenger role of histamine in platelets.
- To explore potential wider roles of histamine in other cell types.
Main Methods:
- Investigated histamine's function within platelets.
- Examined histamine's effects on neutrophils.
- Studied histamine's influence on cellular proliferation.
Main Results:
- Provided evidence for histamine acting as an intracellular messenger in platelets.
- Suggests a broader role for histamine in modulating cellular activation.
Conclusions:
- Histamine functions intracellularly in platelets.
- Histamine may be a key intracellular messenger in various cellular processes, including immune cell activation and proliferation.