Dictionary > Mediator

Mediator

Mediator
An object or substance by which something is mediated, such as
1. (Science: anatomy) A structure of the nervous system that transmits impulses eliciting a specific response.
2. (Science: chemistry) A chemical substance (transmitter substance) that induces activity in an excitable tissue, such as nerve or muscle, or
3. (Science: cell biology) A substance released from cells as the result of the interaction of antigen with antibody or by the action of antigen with a sensitised lymphocyte.


You will also like...

Kidneys
Kidneys and Regulation of Water and Inorganic Ions

The kidneys are responsible for the regulation of water and inorganic ions. Read this tutorial to learn about the differ..

Balanced Diet
A Balanced Diet – Minerals and Proteins

Proteins and minerals can be derived from various dietary sources. They are essential for the proper growth and developm..

river
Running Water Freshwater Communities

This tutorial introduces flowing water communities, which bring new and dithering factors into the equation for possible..

Cambial cells
Plant Tissues

Plant organs are comprised of tissues working together for a common function. The different types of plant tissues are m..

Freshwater lake ecosystem
Freshwater Producers and Consumers

Freshwater ecosystem is comprised of four major constituents, namely elements and compounds, plants, consumers, and deco..

DNA molecule
Genetic Control – On and Off Genes

Genes are the blueprint of our bodies, a blueprint that creates a variety of proteins essential to any organism's surviv..