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
Sources of Ozone Depletion. A. General Findings. Based on data collected since the 1950s, scientists have determined that ozone levels were relatively stable until the late 1970s. Severe depletion over the Antarctic has been occurring since 1979 and a general downturn in global ozone levels has been observed since the late 1970s.