Author

Gerald G. Kellar

Walter Reed Army Institute of Research

Listed by name: these papers carry no ORCID for this author, so different people with the same name may be mixed together.

Biology Disciplines

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Evolutionary Biology· 2 Genomics· 1

Signature Assays, Organisms & Methods

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Approach:experimental assay· 2 Approach:statistical model· 2 Organism:Arabidopsis· 1 Research Focus:host-pathogen & immune response· 1 Assay:metagenomics· 1 Research Focus:phylogenetics / evolution· 1 Assay:whole-genome sequencing· 1

Frequent Co-Authors

Fredrick Lunyagi EyaseiD· 3 shared John EadsiD· 3 shared Santos Yalwala· 3 shared Gladys Kerich· 2 shared Janet Ambale· 2 shared Robert C. HaynesiD· 2 shared Charles Waga· 1 shared David Oullo· 1 shared

Activity by Year

2025-2026 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 39 mutual co-author links

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3 shared papersEvolutionary Biology

Fredrick Lunyagi EyaseORCID

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Author profile →

3 papers

Recent·Most cited

Pyrethroid Resistance Status and Multiple kdr Mutations (F1534C/L) in Aedes aegypti Populations from Zika-prone Areas in Lamu County, Kenya

Jane Wambui Thiiru, Richard Ochieng, Gladys Kerich, Eunice Achieng, Janet Ambale, Santos Yalwala, Elizabeth Kioko, David Oullo, Charles Waga, Lucy Isabella, Silvanos Oponda, Gerald G. Kellar, Joel Lutomiah, Robert Haynes, John Eads, Fredrick Lunyagi Eyase

This study assesses pyrethroid resistance and kdr mutations in Ae. aegypti mosquitoes from Zika-prone areas in Kenya, finding high resistance to permethrin and associations between specific genotypes and resistance.

bioRxiv · May 23, 2026 · PreprintEvolutionary Biology

Detection and Characterization of West Nile Virus with evidence of Transovarial Transmission in the Coastal region, Kenya

Tabitha Wanjiru, Solomon K. Langat, Hellen Koka, Santos Yalwala, Gladys Kerich, Janet Ambale, Jaree Johnson, Eric C. Garges, Robert C. Haynes, Gerald G. Kellar, John Eads, Fredrick Lunyagi Eyase

The paper detects and genetically characterizes West Nile virus in Kenyan mosquitoes, identifies transovarial transmission in Aedes aegypti, and finds lineage-specific evolution and mutations.

bioRxiv · Dec 2, 2025 · PreprintGenomics

Identification and genetic characterization of Jingmen tick virus from ticks sampled in select regions of Kenya; 2022-2024

Lydia Mwasi, Samoel Ashimosi Khamadi, Wallace Bulimo, Johnson D. M. Kinyua, Santos Yalwala, Luis Pow Sang, Robert C. Haynes, Gerald G. Kellar, John Eads, Fredrick Lunyagi Eyase

This study identifies and genetically characterizes Jingmen tick virus (JMTV) in Kenyan ticks, revealing positive selection, recombination, and zoonotic potential.

PLoS ONE · Oct 13, 2025Peer-reviewedEvolutionary Biology