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Purdue University

2015

Department of Entomology Faculty Publications

Articles 1 - 2 of 2

Full-Text Articles in Life Sciences

Dopamine Receptor Antagonists As New Mode-Of-Action Insecticide Leads For Control Of Aedes And Culex Mosquito Vectors, Andrew B. Nuss, Karin F K Ejendal, Trevor B. Doyle, Jason M. Meyer, Val J. Watts, Catherine A. Hill Jan 2015

Dopamine Receptor Antagonists As New Mode-Of-Action Insecticide Leads For Control Of Aedes And Culex Mosquito Vectors, Andrew B. Nuss, Karin F K Ejendal, Trevor B. Doyle, Jason M. Meyer, Val J. Watts, Catherine A. Hill

Department of Entomology Faculty Publications

New mode-of-action insecticides are sought to provide continued control of pesticide resistant arthropod vectors of neglected tropical diseases (NTDs). We previously identified antagonists of the AaDOP2 D1-like dopamine receptor (DAR) from the yellow fever mosquito, Aedes aegypti, with toxicity to Ae. aegypti larvae as leads for novel insecticides. To extend DAR-based insecticide discovery, we evaluated the molecular and pharmacological characteristics of an orthologous DAR target, CqDOP2, from Culex quinquefasciatus, the vector of lymphatic filariasis and West Nile virus. CqDOP2 has 94.7% amino acid identity to AaDOP2 and 28.3% identity to the human D1-like DAR, hD1. CqDOP2 and AaDOP2 exhibited similar …


Metatranscriptomic Profiles Of Eastern Subterranean Termites, Reticulitermes Flavipes (Kollar) Fed On Second Generation Feedstocks, Swapna Priya Rajarapu, Jacob T. Shreve, Ketaki P. Bhide, Jyothi Thimmapuram, Michael E. Scharf Jan 2015

Metatranscriptomic Profiles Of Eastern Subterranean Termites, Reticulitermes Flavipes (Kollar) Fed On Second Generation Feedstocks, Swapna Priya Rajarapu, Jacob T. Shreve, Ketaki P. Bhide, Jyothi Thimmapuram, Michael E. Scharf

Department of Entomology Faculty Publications

Background: Second generation lignocellulosic feedstocks are being considered as an alternative to first generation biofuels that are derived from grain starches and sugars. However, the current pre-treatment methods for second generation biofuel production are inefficient and expensive due to the recalcitrant nature of lignocellulose. In this study, we used the lower termite Reticulitermes flavipes (Kollar), as a model to identify potential pretreatment genes/enzymes specifically adapted for use against agricultural feedstocks. Results: Metatranscriptomic profiling was performed on worker termite guts after feeding on corn stover (CS), soybean residue (SR), or 98% pure cellulose (paper) to identify (i) microbial community, (ii) pathway …