RoC Review of Helicobacter pylori (H. pylori): Chronic Infection
Listing Status: Topic selected for evaluation
Primary Uses or Exposures
- A gram negative, multi-flagellated bacterium that colonizes the stomach and causes peptic ulcer.
- Spread by person-to-person contact especially among family members or in crowded living conditions or poor sanitation/hygiene.
- Routes of exposure include: oral-oral, fecal-oral and possibly from contaminated water. The bacterium has been detected in surface, ground, and well water in the United States.
- Approximately 36% of the total population, are infected with H. pylori.
|Jan 19, 2012||Federal Register notice requesting public comment on nominated substances (PDF HTML)|
|Mar 15, 2016||Concept Document|
|May 01, 2018||Draft RoC Monograph|
|May 11, 2018||Federal Register notice requesting public comment on the draft monograph (PDF HTML)|
Meetings & Events
|Apr 11, 2016||
NTP Board of Scientific Counselors Meeting
|Board of Scientific Counselors||
Supplemental materials for events, meetings, and workshops prior to 2015 have been archived. These archived materials frequently include presentations, background materials, and public comments. Request a list or copy of archived materials by emailing Central Data Management.
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