Author

Frank Onyambu

Meru University of Science and TechnologyORCID 0000-0002-1195-8762Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Molecular Biology· 2 Bioinformatics· 1

Signature Assays, Organisms & Methods

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Approach:statistical model· 3 Research Focus:differential expression· 2 Assay:DNA methylation· 2 Organism:human· 2 Organism:E. coli· 1 Research Focus:variant calling· 1 Assay:whole-genome sequencing· 1

Frequent Co-Authors

Nellie MukiriiD· 2 shared Zakayo Maingi MwangiiD· 2 shared Bernard N. KanoiiD· 1 shared David Mbogo· 1 shared Haron Opwaka· 1 shared Harrison WaweruiD· 1 shared Jesse GitakaiD· 1 shared Joan SimamiD· 1 shared

Activity by Year

2021-2026 · peak 1/yr

Co-Author Collaboration Network

10 top collaborators · 20 mutual co-author links

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2 shared papersMolecular Biology

Nellie MukiriORCID

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Author profile →

3 papers

Recent·Most cited

Genomic characterization of Escherichia coli and Enterobacter hormaechei clinical isolates from a tertiary healthcare facility in Kenya

Sebastian Musundi, Racheal W. Kimani, Harrison Waweru, Patrick Wakaba, David Mbogo, Suliman Essuman, Frank Onyambu, Bernard N. Kanoi, Jesse Gitaka

This study characterizes antibiotic resistance genes in E. coli and E. hormaechei clinical isolates from Kenya, identifying high-risk clones and plasmid-mediated resistance.

bioRxiv · Apr 15, 2026 · PreprintBioinformatics

Diagnostic Accuracy of FluoroCycler XT MTBDR Assay for Detection of Rifampicin and Isoniazid Resistant Mycobacteria tuberculosis in Clinical Isolates from Kenya

Zakayo Maingi Mwangi, Samson Ireri, Haron Opwaka, Leon E. Otieno, Joan Simam, Frank Onyambu, Nellie Mukiri

This study evaluates the FluoroCycler XT MTBDR assay for detecting rifampicin and isoniazid resistance in Mycobacterium tuberculosis, finding high sensitivity and specificity compared to GenoType MTBDRplus.

bioRxiv · May 17, 2023 · PreprintMolecular Biology

Genetic Diversity of Non-Tuberculous Mycobacteria among Symptomatic TB negative Patients in Kenya

Zakayo Maingi Mwangi, Nellie Mukiri, Frank Onyambu, Wallace Bulimo

The paper identifies 43 NTM species in symptomatic TB-negative patients in Kenya, finding high diversity with M. avium complex as dominant and significant regional and age associations.

bioRxiv · Oct 28, 2021 · PreprintMolecular Biology