Definition of Reagent
1. Noun. A chemical agent for use in chemical reactions.
Definition of Reagent
1. n. A substance capable of producing with another a reaction, especially when employed to detect the presence of other bodies; a test.
Definition of Reagent
1. a substance used in a chemical reaction to ascertain the nature or composition of another [n -S]
Medical Definition of Reagent
1.
A histochemical technique based on periodic acid oxidation of a substance containing the 1,2-glycol grouping.
It is used for staining carbohydrates as the resulting dialdehyde reacts with Schiff reagent to form a coloured product.
The adjacent hydroxyl groups are oxidized to form aldehydes by periodic acid (HIO4) and these aldehyde groups react with Schiff's reagent (basic fuchsin decolourised by sulphurous acid) to give a purple colour.
Acronym: PAS
This entry appears with permission from the Dictionary of Cell and Molecular Biology
(11 Mar 2008)
Lexicographical Neighbors of Reagent
Other Resources:
Ido