RESEARCH ARTICLE Gene expression plasticity across hosts of an invasive scale insect species Nicholas Christodoulides1☯*, Alex R. Van Dam2☯¤, Daniel A. Peterson3³, Rasmus John Normand Frandsen2, Uffe Hasbro Mortensen2, Bent Petersen4, Simon Rasmussen4, Benjamin B. Normark3³, Nate B. Hardy1☯ 1 Department of Entomology and Plant Pathology, Auburn University, Auburn, Alabama, United States of America, 2 Biosynthetic Pathways Engineering, Department of Bioengineering, Denmark Technical University, Søltofts plads, Lyngby, Denmark, 3 Department of Biology and Graduate Program in Organismic a1111111111 and Evolutionary Biology, University of Massachusetts, Amherst, Massachusetts, United States of America, a1111111111 4 Center for Biological Sequence Analysis, Department of Systems Biology, Technical University of Denmark, Kemitorvet, Lyngby, Denmark a1111111111 a1111111111 ☯ These authors contributed equally to this work. a1111111111 ¤ Current address: Department of Biology, University of Puerto Rico, MayaguÈez, Puerto Rico ³ These authors also contributed equally to this work. *
[email protected] OPEN ACCESS Abstract Citation: Christodoulides N, Van Dam AR, Peterson DA, Frandsen RJN, Mortensen UH, Petersen B, et For plant-eating insects, we still have only a nascent understanding of the genetic basis of al. (2017) Gene expression plasticity across hosts host-use promiscuity. Here, to improve that situation, we investigated host-induced gene of an invasive scale insect species. PLoS ONE expression plasticity in the invasive lobate lac scale insect, Paratachardina pseudolobata 12(5): e0176956. https://doi.org/10.1371/journal. (Hemiptera: Keriidae). We were particularly interested in the differential expression of detox- pone.0176956 ification and effector genes, which are thought to be critical for overcoming a plant's chemi- Editor: Daniel Doucet, Natural Resources Canada, cal defenses.