Evidence map›Paper›PMID 41942848›Full record

ArticleBMC microbiology2026

Evaluation of occurrence, antimicrobial resistance rates, and antibiotic resistance determinants in Klebsiella pneumoniae from hospitalised patients in Lagos, Nigeria.

Rebecca O Abegunrin, Kehinde O Amisu, Sundus Nsaif Al-Huchaimi, Samuel O Ajoseh, Wasiu O Salami, Aminat O Lawal-Sanni, Morteza Saki, Kabiru O Akinyemi

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Article in BMC microbiology, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

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1 · What the graph read from it

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3 · Its place in the literature

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1 citing paper in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

8 authors.

Rebecca O AbegunrinDepartment of Microbiology, Faculty of Science, Lagos State University, Ojo, Nigeria.
Kehinde O AmisuDepartment of Microbiology, Faculty of Science, Lagos State University, Ojo, Nigeria.
Sundus Nsaif Al-HuchaimiDepartment of Medical Microbiology, College of Medicine, Kufa University, Kufa, Iraq.
Samuel O AjosehDepartment of Microbiology, Faculty of Science, Lagos State University, Ojo, Nigeria.
Wasiu O SalamiDepartment of Microbiology, Faculty of Science, Lagos State University, Ojo, Nigeria.
Aminat O Lawal-SanniDepartment of Microbiology, Faculty of Science, Lagos State University, Ojo, Nigeria.
Morteza SakiDepartment of Microbiology, Faculty of Medicine, Ahvaz Jundishapur University of Medical Sciences, Ahvaz, Iran. mortezasaki1981@gmail.com.
Kabiru O AkinyemiDepartment of Microbiology, Faculty of Science, Lagos State University, Ojo, Nigeria. kabiru.akinyemi@lasu.edu.ng.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundThe study investigated the prevalence, antimicrobial resistance patterns, and resistance determinants of multidrug-resistant (MDR) Klebsiella pneumoniae isolated from hospitalized patients in Lagos, Nigeria.

methodsOne thousand four hundred and forty clinical samples (400 urine, 700 blood, and 340 stool) were collected from inpatients admitted to four public hospitals in Lagos between May 2021 and July 2023. The samples were analysed microbiologically. The isolates were identified using API 20E. and were subjected to in vitro antibiotic susceptibility testing, extended-spectrum beta-lactamases (ESβLs), β-lactamase AmpC, and carbapenemases. The real-time polymerase chain reaction (real-time PCR) was used to determine antibiotic resistance genes, including ESBLs and carbapenemases, using specific primers.

resultsThree Klebsiella species were reported in this study, with an overall prevalence of 5.97% (86/1440). Of this, 4.5% (65/1440) K. pneumoniae, 1.04% (15/1440) K. oxytoca, and the least prevalent 0.42% (6/1440) K. aerogenes were documented. K. pneumoniae was isolated in all the age groups, but was highest in groups 1–10 years. There was no statistically significant association (P-value > 0.05) between the occurrence of K. pneumoniae and age groups or sex. Over 80% of K. pneumoniae isolates were MDR and were 100% resistant to cephalosporins, carbapenems, and polymyxin antibiotics. Six resistant patterns were recorded, with CAZ-CTX-CPM-CIP-CRO-AUG-GM-CO-IMP-MEM-ETP-DOR being the most frequently encountered pattern, at 46.2%. Specifically, 16 of the 20 isolates (80.0%) harboured one or two ESBL genes such as blaSHV, blaTEM and blaCTX−M, and carbapenemase genes including blaIMP, blaVIM, blaNDM, blaKPC, and blaOXA−48.

conclusionThis study revealed the presence of MDR K.pneumoniae and the emerging isolates with the co-existence of ESBL, AmpC, and carbapenemase genes. Surveillance, early detection, and adherence to antibiotic policies are essential to mitigate the spread.

Indexed as

Anti-Bacterial AgentsDrug Resistance, Multiple, BacterialKlebsiella InfectionsKlebsiella pneumoniaeAdolescentAdultAgedBacterial Proteinsbeta-LactamasesChildChild, PreschoolFemaleHumansInfantMaleMicrobial Sensitivity TestsAnti-Bacterial AgentsBacterial Proteinsbeta-LactamasescarbapenemaseAntibiotic resistanceCarbapenemaseESBLsKlebsiella pneumoniae

Identifiers

PMID41942848
PMCPMC13192184

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.