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Table 2 Chronology of events

From: Did transmission of Helicobacter pylori from humans cause a disease outbreak in a colony of Stripe-faced Dunnarts (Sminthopsis macroura)?

Date Event
July-Dec 2003 Increased mortality observed in Dunnart colony with gastric bleeding.
May 2004 Two Dunnart stomachs were tested and shown to be Helicobacter positive by CLO test. Histology revealed mild gastritis.
July-Dec 2004 Increased mortality observed in Dunnart colony with gastric bleeding.
2006 Dunnart feces shown to be Helicobacter positive by PCR.
2007 Dunnart stomachs shown to be Helicobacter positive by PCR. The infection was shown to be H. pylori by partial sequencing of 16S rRNA, cagA and ureA.
2008 Dunnart colony shown to be Helicobacter negative by PCR of gastric tissues.