PetriKey

Bacterium

Campylobacter jejuni

Curved motile Gram-negative rod

KAM-pih-loh-bak-ter juh-JOO-nee

Gram negativebacteriagram-negativecurvedmotilefoodborne

High-yield clue

Curved or gull-wing Gram-negative rod + motility vocabulary.

Overview

A curved Gram-negative rod used in coursework for foodborne exposure vocabulary, motility, and gull-wing morphology cues.

Classification

  • Gram-negative
  • Curved rod
  • Microaerophile concept

Lab & identification clues

  • Curved morphology
  • Motility vocabulary
  • Microaerophilic growth concept without protocol details

Associations

  • Foodborne diarrhea vocabulary
  • Poultry exposure teaching clue
  • Guillain-Barre association vocabulary

Commonly confused with

  • Vibrio cholerae
  • Helicobacter pylori
  • Salmonella enterica

Your notes

Original student-study summary. Sources checked: OpenStax Microbiology 2e, NCBI Bookshelf Medical Microbiology, and CDC topic pages where applicable; reviewed 2026-06. Educational only; no diagnosis, treatment, dosing, or specimen-handling guidance.

OpenStax: Microbiology 2e organism classification foundationssourceNCBI Bookshelf: Medical Microbiology organism chapterssourceCDC: CDC disease and public-health topic pagessource