Vibrio cholerae is a curved Gram-negative bacterium that causes human cholera.

the verdict

SUPPORTED

the evidence backs this

Recorded sources

7 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that Vibrio cholerae is a curved Gram-negative bacterium that causes human cholera?

Yes. Multiple reliable scientific sources and reference works confirm that Vibrio cholerae is a curved, Gram-negative bacterium responsible for causing human cholera.

Verdict: SUPPORTED · 7 sources for, 0 against · Last checked 4 Oct 2026

How claims like this are judged

Judged against reference works: claims of this kind are settled by reference works, not journal abstracts.

Evidence for · 7

Wikipedia: Vibrio cholerae

Reference article covering this claim directly

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Wikipedia: Vibrio cholerae. (n.d.). Wikipedia. https://en.wikipedia.org/wiki/Vibrio_cholerae

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More for · 6

PLOS (all journals): Intestinal Colonization Dynamics of Vibrio cholerae

States it is a Gram-negative bacterium causing cholera.

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PLOS (all journals): Intestinal Colonization Dynamics of Vibrio cholerae. (n.d.). PLOS (all journals). https://doi.org/10.1371/journal.ppat.1004787

Human Disease Ontology: Human Disease Ontology: cholera

Identifies Vibrio cholerae as the bacterium causing cholera.

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Human Disease Ontology: Human Disease Ontology: cholera. (n.d.). Human Disease Ontology. http://purl.obolibrary.org/obo/DOID_1498

GovInfo: FR 2013 06 12

Confirms it is a gram-negative bacterium causing cholera.

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GovInfo: FR 2013 06 12. (n.d.). GovInfo. https://www.govinfo.gov/app/details/FR-2013-06-12

LibreTexts: LibreTexts: 9.6: How Asexual Prokaryotes Achieve Genetic Diversity

States it is a curved rod, gram-negative bacterium that causes cholera.

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LibreTexts: LibreTexts: 9.6%3A How Asexual Prokaryotes Achieve Genetic Diversity. (n.d.). LibreTexts. https://bio.libretexts.org/Courses/Portland_Community_College/Cascade_Microbiology/09%3A_Mechanisms_of_Microbial_Genetics/9.6%3A_How_Asexual_Prokaryotes_Achieve_Genetic_Diversity

OpenStax: OpenStax Microbiology: 24.3 Bacterial Infections of the Gastrointestinal Tract

Describes it as a gram-negative, curved rod bacterium that causes cholera.

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OpenStax: OpenStax Microbiology: 24.3 Bacterial Infections of the Gastrointestinal Tract. (n.d.). OpenStax. https://openstax.org/books/microbiology/pages/e7aab847-262b-4a01-a8ab-7ec00ed69f48@

Semantic Scholar peS2o: Lack of Outer Membrane Protein A Enhances the Release of Outer Membrane Vesicles and Survival of Vibrio cholerae and Suppresses Viability of Acanthamoeba castellanii

Explicitly states it is a curved, rod-shaped, Gram-negative bacterium causing cholera.

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Semantic Scholar peS2o: Lack of Outer Membrane Protein A Enhances the Release of Outer Membrane Vesicles and Survival of Vibrio cholerae and Suppresses Viability of Acanthamoeba castellanii. (n.d.). Semantic Scholar peS2o. http://downloads.hindawi.com/journals/ijmicro/2014/610190.pdf

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