Undergraduate co-authors are marked with #. PDFs are provided for personal/educational use.
2026
Abair A, Egan AN, Bugg B#, Nageswara-Raw M, Hughes CE, Denson K, Lopez M, Sermersheim H#, Trulillo JT, Straub SCK, Houston JP, Yang Y, Strickler SR, Cronn RC, Liston A, Hjelmen CE, Bailey CD. Phylotranscriptomics and genome size evolution in Leucaena (Fabaceae): Paleotetraploid genomic stability overshadowed by diploidization and environmental effects. American Journal of Botany. doi: 10.1002/ajb2.70178
2025
Zahn G, Hjelmen CE, Wainwright BJ. Distinct temporal trajectories of bacterial and fungal networks during agricultural rewilding. Science of the Total Environment. doi: 10.1016/j.scitotenv.2025.180999
Motte RR#, Hjelmen CE. Down syndrome cell adhesion molecule 1 evolution and its relationship to sociality: hymenopteran Dscam1 exhibits accelerated evolution in variable exon regions. Insect Systematics and Diversity. doi: 10.1093/isd/ixaf031
Oakes J, Kuddus JN, Downs E, Oakey C, Davis K, Mohammad L, Whitely K, Hjelmen CE, Kuddus R. Isolation and characterization of a crude oil-tolerant obligate halophilic bacterium from the Great Salt Lake. Microorganisms. doi: 10.3390/microorganisms13071568
2024
Copeland M, Landa S, Owoyemi AO, Jonika MM, Alfieri JM, Johnston JS, Sylvester TP, Kyre BR, Hoover Z, Hjelmen CE, Rieski LK, Blackmon H, Casola C. Genome assembly of the southern pine beetle (Dendroctonus frontalis) reveals the origins of gene content reduction in Dendroctonus. R. Soc. Open Sci. doi: 10.1098/rsos.240755
Hjelmen CE. Genome size and chromosome number are critical metrics for accurate genome assembly assessment in Eukaryota. Genetics. doi: 10.1093/genetics/iyae099
Sylvester T, Hoover Z, Hjelmen CE, Jonika MM, Blackmon LT, Alfieri JM, Johnston JS, Chien S, Esfandani T, Blackmon H. A reference quality genome assembly for the jewel scarab Chrysina gloriosa. G3. doi: 10.1093/g3journal/jkae084
2022
Hjelmen CE, Yuan Y, Parrot JJ, McGuane AS#, Srivastav SP, Purcell AC, Pimsler ML, Sze S-H, Tarone AM. Identification and characterization of small RNA markers of age in the blow fly Cochliomyia macellaria (Diptera: Calliphoridae). Insects. doi: 10.3390/insects13100948
Morelli MW#, Blackmon H, Hjelmen CE. Diptera and Drosophila karyotype databases: a useful dataset to guide evolutionary and genomic studies. Frontiers in Ecology and Evolution. doi: 10.3389/fevo.2022.832378
2021
Pimsler ML, Hjelmen CE, Jonika MM, Sharma A, Fu S, Bala M, Sze S, Tomberlin JK, Tarone AM. Sexual dimorphism in growth rate and gene expression throughout immature development in wild type Chrysomya rufifacies (Diptera: Calliphoridae). Frontiers in Ecology and Evolution. doi: 10.3389/fevo.2021.696638
Tvedte ES, Gasser M, Sparklin BC, Michalski J, Hjelmen CE, Johnston JS, Zhao X, Bromley R, Tallon LJ, Sadzewicz L, Rasko DA, Dunning Hotopp JC. Comparison of long-read sequencing technologies in interrogating bacteria and fly genomes. G3. doi: 10.1093/g3journal/jkab083
2020
Anderson NW#, Hjelmen CE, Blackmon H. The probability of fusions joining sex chromosomes and autosomes. Biology Letters. doi: 10.1098/rsbl.2020.0648
Malawey AS, Zhang H, McGuane AS#, Walsh EM, Rusch TW, Hjelmen CE, Delclos PJ, Rangel J, Zheng L, Cai M, Yu Z, Tarone AM, Zhang J, Tomberlin JK. Interaction of age and temperature on heat shock protein expression, sperm count, and sperm viability of the adult black soldier fly (Diptera: Stratiomyidae). Journal of Insects as Food and Feed. doi: 10.3920/JIFF2020.0017
Sylvester T, Hjelmen CE, Hanrahan SJ, Lenhart PA, Johnston JS, Blackmon H. Lineage-specific patterns of chromosome evolution are the rule not the exception in Polyneoptera insects. Proceedings of the Royal Society B. doi: 10.1098/rspb.2020.1388
Hjelmen CE, Holmes VR, Burrus CG#, Piron E#, Mynes M#, Garrett M#, Blackmon H, Johnston JS. Thoracic underreplication in Drosophila species estimates a minimum genome size and the dynamics of added DNA. Evolution. doi: 10.1111/evo.14022
Jonika MM#, Hjelmen CE, Faris AM, McGuane AS#, Tarone AM. An evaluation of differentially spliced genes as markers for sex for forensic entomology. Journal of Forensic Sciences. doi: 10.1111/1556-4029.14461
Johnston JS, Zapalac ME#, Hjelmen CE. Flying high — muscle-specific underreplication in Drosophila. Genes. doi: 10.3390/genes11030246
Hjelmen CE, Parrott JJ, Srivastav SP, McGuane AS#, Ellis LL, Stewart AD, Johnston JS, Tarone AM. Effect of phenotype selection on genome size variation in two species of Diptera. Genes. doi: 10.3390/genes11020218
2019
Hjelmen CE, Blackmon H, Holmes VR#, Burrus CG#, Johnston JS. Genome size evolution differs between Drosophila subgenera with striking differences in male and female genome size in Sophophora. G3. doi: 10.1534/g3.119.400560
2018
Hjelmen CE, Garrett M#, Holmes VR#, Mynes M#, Piron E#, Johnston JS. Genome size evolution within and between the sexes. Journal of Heredity. doi: 10.1093/jhered/esy063
Johnston JS, Bernardini A, Hjelmen CE. Genome size estimation and quantitative cytogenetics in insects. In: Insect Genomics: Methods and Protocols. doi: 10.1007/978-1-4939-8775-7_2
2017
Lower SS, Johnston JS, Stanger-Hall K, Hjelmen CE, Hanrahan SJ, Korunes K, Hall D. Genome size in North American fireflies: substantial variation likely driven by neutral processes. Genome Biology and Evolution. doi: 10.1093/gbe/evx097
Hjelmen CE, Johnston JS. The mode and tempo of genome size evolution in the subgenus Sophophora. PLOS One. doi: 10.1371/journal.pone.0173505
2015
Arnqvist G, Sayadi A, Immonen E, Hotzy C, Rankin D, Tuda M, Hjelmen CE, Johnston JS. Genome size correlates with reproductive fitness in seed beetles. Proceedings of the Royal Society B. doi: 10.1098/rspb.2015.1421
Rangel J, Straus K#, Seedorf K#, Hjelmen CE, Johnston JS. Endopolyploidy changes with age-related polyethism in the honey bee, Apis mellifera. PLOS One. doi: 10.1371/journal.pone.0122208
2014
Ellis LL, Huang W, Quinn AM, Ahuja A, Alfrejd B, Gomez FE, Hjelmen CE, Moore KL, Mackay TFC, Johnston JS, Tarone AM. Intrapopulation genome size variation in D. melanogaster Genetic Reference Panel lines. PLOS Genetics. doi: 10.1371/journal.pgen.1004522
The DGRP Consortium. Natural variation in genome architecture among 205 Drosophila melanogaster Genetic Reference Panel lines. Genome Research. doi: 10.1101/gr.171546.113
2013
Larson MK, Tormoen GW, Weaver LJ, Luepke KJ, Patel IA, Hjelmen CE, Ensz NM, McComas LS, McCarty OJ. Exogenous modification of platelet membranes with the omega-3 fatty acids EPA and DHA reduces platelet procoagulant activity and thrombus formation. American Journal of Physiology: Cell Physiology. doi: 10.1152/ajpcell.00174.2012