H Pylori and Intestinal Metaplasia. Treato found 125 discussions about Intestinal Metaplasia and H Pylori on the web. ... Helicobacter pylori ( H. pylori), previously named Campylobacter pyloridis'', is a Gram-negative, microaerophile ... Intestinal metaplasia (top middle of image) of the gastric antrum and stomach cancer (left/centre of image). H&E stain.'''Intestinal m...
Ozone Depletion definition - Ozone depletion describes two distinct but related phenomena observed since the late 1970s: a steady decline of about four percent in the total amount of ozone in Earth's stratosphere (the ozone layer), and a much larger springtime decrease in stratospheric ozone around Earth's polar regions. The latter phenomenon is
Ozone-depleting substances. Gases that damage the ozone layer-ozone-depleting substances (ODS) - have been used in a wide range of industrial and consumer applications, mainly in refrigerators, air conditioners and fire extinguishers.They have also been used as aerosol propellants, solvents and blowing agents for insulation foams.o protect the ozone layer the international community established the Montreal Protocol on substances that deplete the ozone layer in 1987. The European Union and its Member States are at the forefront of ozone layer protection with a policy that often goes beyond the requirements of the Montreal Protocol.