Spiral organisms in stomachs were sketched in the 19th century and then forgotten because they were 'un-culturable' and acid was the dogma.
Marshall's 1984 self-experiment is history. It is not a method this encyclopedia will repeat as instructions.
Timeline
Early sketches of gastric spirals are later cited as missed chances.
Robin Warren sees curved bacteria on gastric biopsies in Perth.
A forgotten holiday incubator run yields colonies — told as history, not a protocol.
A public self-experiment produces gastritis and then recovery after treatment — anecdote, not advice.
The organism is moved from Campylobacter into its own genus.
H. pylori is classed as a gastric carcinogen.
Marshall and Warren receive the physiology or medicine prize.
Seroprevalence falls as housing, plumbing and treatment access change.
The Nobel in 2005 closed a public argument that clinics had already begun to accept.
Keep exploring
More in Encounters
Influenza
A winter respiratory virus of drift and rare shift — surveillance and vaccines, not a cartoon villain.
Familiarity 93Tuberculosis
An airborne bacillus of latency and long care — programmes and air, not a drug recipe.
Familiarity 70Escherichia coli
Usually a gut resident; a minority of STEC pathotypes drive foodborne headlines.
Familiarity 82Staphylococcus aureus
A common skin neighbor and a resistance story called MRSA — not scare porn.
Familiarity 78Norovirus
A very-low-dose gut virus of schools and ships — soap and bleach surfaces, not alcohol-gel faith.
Familiarity 80