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Halle Hoefing – University of Northern Iowa

Halle Hoefing – University of Northern Iowa

Student: Halle Hoefing, Undergraduate Student in B.S. Biology, University of Northern Iowa

Research Mentor: Ai Wen

Bumblebee Genomics Using Restriction-site Associated DNA Sequencing (RADSeq) and Whole Genome Sequencing (WGS)

My academic research project focuses on expanding the understanding of Bombus griseocollis population genetics using RADSeq and WGS, while extracting DNA with minimum tissue through a non-lethal collection method. Over the past year, I have extracted flight muscle from the thoraxes of bees and utilized PCR, gel electrophoresis, and Ugene software to analyze concentration and similarity.

This past summer, I adapted methods used in the study (Mola et al., 2021) that used tarsal clippings of bees for DNA instead of killing and freezing the entire bee. This resulted in a smaller yield of DNA to work with, but still produced a viable amount. This will allow me to potentially continue this project with an endangered species or population without it being lethal. I tested this method on bees currently in the lab to find the amount of tissue needed for quantifiable results, and then I plan to proceed to a new population. In addition, B. griseocollis has not had a published whole genome, and my project may eventually lead to the publication of this species’ whole genome sequence which can provide reference for other researchers.

Undergraduate, 2025-2026