Pathways
Pathways
Pathways (/ˈpæθˌweɪz/), in the context of medicine, refer to the complex series of actions or changes that occur within a biological system, leading to a particular result or end point.
Etymology
The term "pathway" is derived from the Old English "paþweg", which is a compound of "paþ" (path) and "weg" (way). In the medical context, it was first used in the late 19th century to describe the course of a disease or the route of a drug in the body.
Related Terms
- Biological pathway: A series of actions among molecules in a cell that leads to a certain product or a change in the cell.
- Metabolic pathway: A linked series of chemical reactions occurring within a cell.
- Signal transduction pathway: A group of molecules in a cell that work together to control one or more cell functions.
- Neural pathway: A series of neurons connected together to enable a signal to be sent from one brain region to another.
- Genetic pathway: A group of genes that work together to control a cellular function.
See Also
External links
- Medical encyclopedia article on Pathways
- Wikipedia's article - Pathways
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