Ashdown’s medium Health Dictionary

Ashdown’s Medium: From 1 Different Sources


A differential selective culture medium for Burkholderia pseudomallei, devised by Dr LesleyRichard Ashdown (1943-93), Townsville, Australia. B. pseudomallei grows as distinctive purple rugose colonies on this medium.
Health Source: Dictionary of Tropical Medicine
Author: Health Dictionary

Contrast Medium

A material that is used to increase the visibility of the body’s tissues and organs during RADIOGRAPHY. A common example is the use of barium which is given by mouth or as an enema to show up the alimentary tract.... contrast medium

Medium

n. 1. any substance, usually a broth, agar, or gelatin, used for the *culture of microorganisms or tissue cells. An assay medium is used to determine the concentration of a growth factor or chemical by measuring the amount of growth it produces in a particular microorganism; all other nutrients are present in amounts adequate for growth. 2. see contrast medium.... medium



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