beta-Lactam Resistance (also known as beta Lactam Resistance, beta-Lactam Resistant): Nonsusceptibility of bacteria to the action of the beta-lactam antibiotics. Mechanisms responsible for beta-lactam resistance may be degradation of antibiotics by BETA-LACTAMASES, failure of antibiotics to penetrate, or low-affinity b

NIH MeSH · D018440Phenomena and Processes

beta-Lactam Resistance

Also known asbeta Lactam Resistance · beta-Lactam Resistant · beta Lactam Resistant · beta-Lactamase Resistance · beta Lactamase Resistance · Resistance, beta-Lactamase · beta-Lactamase Resistant · beta Lactamase Resistant · Resistant, beta-Lactamase

Definition

Nonsusceptibility of bacteria to the action of the beta-lactam antibiotics. Mechanisms responsible for beta-lactam resistance may be degradation of antibiotics by BETA-LACTAMASES, failure of antibiotics to penetrate, or low-affinity binding of antibiotics to targets.

MeSH classification

  • G06.099.225.500
  • G06.225.347.500
  • G07.690.773.984.269.347.500

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Related concepts

Ampicillin Resistance

Nonsusceptibility of a microbe to the action of ampicillin, a penicillin derivative that interferes with cell wall synthesis.

Common questions about beta-Lactam Resistance

What does beta-Lactam Resistance mean in medicine?
Nonsusceptibility of bacteria to the action of the beta-lactam antibiotics. Mechanisms responsible for beta-lactam resistance may be degradation of antibiotics by BETA-LACTAMASES, failure of antibiotics to penetrate, or low-affinity binding of antibiotics to targets. 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 beta-Lactam Resistance known by any other names?
Yes. beta-Lactam Resistance is also referred to as beta Lactam Resistance, beta-Lactam Resistant, beta Lactam Resistant, beta-Lactamase Resistance in different clinical, research and patient-facing contexts. The MeSH descriptor groups all of these synonyms under a single canonical concept so research and records stay consistent.
Where does beta-Lactam Resistance sit in the medical classification?
beta-Lactam Resistance falls under the broader medical category "Phenomena and Processes" in the MeSH hierarchy (tree numbers: G06.099.225.500, G06.225.347.500, G07.690.773.984.269.347.500). 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 beta-Lactam Resistance?
For a plain-language explanation of beta-Lactam Resistance - including symptoms, treatments and what it means for an Indian patient - ask GoDavaii's Health AI. It works in 22+ Indian languages, is free and needs no signup. Tap "Ask GoDavaii AI about beta-Lactam Resistance" above.

Source: NIH MeSH 2026 (D018440) — National Library of Medicine, public domain. View official MeSH record ↗