Alcaligenes: A genus of gram-negative, aerobic, motile bacteria that occur in water and soil. Some are common inhabitants of the intestinal tract of vertebrates. These bacteria occasionally cause opportunistic infections in humans.

NIH MeSH · D000421Organisms

Alcaligenes

Definition

A genus of gram-negative, aerobic, motile bacteria that occur in water and soil. Some are common inhabitants of the intestinal tract of vertebrates. These bacteria occasionally cause opportunistic infections in humans.

MeSH classification

  • B03.440.400.425.115.050
  • B03.660.075.090.344.050

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Related concepts

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Achromobacter denitrificans

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Alcaligenaceae

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Alcaligenes faecalis

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Common questions about Alcaligenes

What does Alcaligenes mean in medicine?
A genus of gram-negative, aerobic, motile bacteria that occur in water and soil. Some are common inhabitants of the intestinal tract of vertebrates. These bacteria occasionally cause opportunistic infections in humans. This definition is taken from the National Library of Medicine's MeSH (Medical Subject Headings) 2026 release, which is the standard vocabulary used to index PubMed and most medical literature.
Is Alcaligenes known by any other names?
Alcaligenes is the canonical name in the MeSH vocabulary. There are no commonly used alternate names for this concept in the official NIH database.
Where does Alcaligenes sit in the medical classification?
Alcaligenes falls under the broader medical category "Organisms" in the MeSH hierarchy (tree numbers: B03.440.400.425.115.050, B03.660.075.090.344.050). Browsing the related concepts on this page takes you to neighbouring topics in the same branch of medicine.
Where can I get a plain-language explanation of Alcaligenes?
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Source: NIH MeSH 2026 (D000421) — National Library of Medicine, public domain. View official MeSH record ↗