Assertion: giardia's host | /r/HasProperty | low ph of stomach acid
Facets:
Source sentences:
text: Once the cysts are ingested by the host, the low pH of stomach acid and host intestinal proteases trigger excystation in the small bowel.
text: Once the cysts are ingested by the host, the low pH of stomach acid and host intestinal proteases trigger excystation in the small bowel.