Precursor

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Precursor (medicine)

Precursor (pronunciation: /priːˈkəːsər/) in the field of medicine refers to a substance, cell, or cellular component from which another substance, cell, or cellular component is formed.

Etymology

The term 'precursor' originates from the Latin word 'praecursor', which means 'forerunner'. In the medical context, it is used to denote a substance or cell that precedes and gives rise to another.

Related Terms

  • Progenitor cell: A biological cell that, like a stem cell, has a tendency to differentiate into a specific type of cell, but is already more specific than a stem cell and is pushed to differentiate into its "target" cell.
  • Metabolite: A substance necessary for or taking part in a particular metabolic process.
  • Enzyme: A substance produced by a living organism which acts as a catalyst to bring about a specific biochemical reaction.
  • Biomarker: A measurable indicator of some biological state or condition.
  • Biochemical pathway: A series of chemical reactions occurring within a cell.

See Also

External links

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