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Record W4387499818 · doi:10.1101/2023.10.09.561570

Emergence of <i>Acinetobacter baumannii</i> International Clone 10 predominantly found in the Middle East

2023· preprint· en· W4387499818 on OpenAlexaff
Nabil Karah, Nathan Faille, Frédéric Grenier, Antoine Abou-Fayad, Paul G. Higgins, Leena Al-Hassan, Benjamin A. Evans, Laurent Poirel, Rémy A. Bonnin, Anette M. Hammerum, Frank Hansen, Rayane Rafei, Monzer Hamzé, Xavier Didelot, Santiago Castillo‐Ramírez, Simon Lévesque, Sébastien Rodrigue, Bernt Eric Uhlin, Louis‐Patrick Haraoui

Bibliographic record

VenuebioRxiv (Cold Spring Harbor Laboratory) · 2023
Typepreprint
Languageen
FieldBiochemistry, Genetics and Molecular Biology
TopicAntibiotic Resistance in Bacteria
Canadian institutionsCentre Intégré de Santé et de Services Sociaux des LaurentidesCentre intégré de santé et de services sociaux de Chaudière-AppalachesHôpital Charles-Le MoyneCentre Intégré Universitaire de Santé et de Services Sociaux du Saguenay–Lac-Saint-JeanCentre Intégré Universitaire de Santé et de Services Sociaux du Centre-Sud-de-l'Île-de-MontréalCentre Hospitalier Universitaire de SherbrookeUniversité de Sherbrooke
Fundersnot available
KeywordsAcinetobacter baumanniiclone (Java method)Lineage (genetic)Multilocus sequence typingBiologyWhole genome sequencingPlasmidMiddle EastAntibiotic resistanceGenomeMicrobiologyGeneAntibioticsGeneticsBacteriaGeographyGenotypePseudomonas aeruginosa

Abstract

fetched live from OpenAlex

Abstract Acinetobacter baumannii is a globally distributed human pathogen. Infections caused by carbapenem-resistant isolates of A. baumannii (CRAB) are of great concern, as treatment options are very limited. Despite having among the highest rates reported worldwide, there exists limited genomic data from CRAB strains isolated in the Middle East. Here we report epidemiological, phenotypic, and genome sequencing data (short reads and long reads) on a set of 60 A. baumannii isolates belonging to Sequence Type ST158 (Pasteur MLST scheme). They represent a novel international clone (IC), designated IC10, with limited geographic spread beyond the Middle East. Specific antibiotic-resistance genes associated with this clone were identified and data on the plasmid content associated with this lineage are presented.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.000
metaresearch head score (Gemma)0.001
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: Observational
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.009
Threshold uncertainty score0.019

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0000.001
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0000.000
Bibliometrics0.0010.002
Science and technology studies0.0000.000
Scholarly communication0.0010.000
Open science0.0000.001
Research integrity0.0000.001
Insufficient payload (model declined to judge)0.0020.001

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.031
GPT teacher head0.242
Teacher spread0.211 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designObservational
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations5
Published2023
Admission routes1
Has abstractyes

Explore more

Same venuebioRxiv (Cold Spring Harbor Laboratory)→Same topicAntibiotic Resistance in Bacteria→French-language works237,207→