2022
Genomics analysis of Drosophila sechellia response to Morinda citrifolia fruit diet
Drum Z, Lanno S, Gregory S, Shimshak S, Barr W, Gatesman A, Schadt M, Sanford J, Arkin A, Assignon B, Colorado S, Dalgarno C, Devanny T, Ghandour T, Griffin R, Hogan M, Horowitz E, McGhie E, Multer J, O'Halloran H, Ofori-Darko K, Pokushalov D, Richards N, Sagarin K, Taylor N, Thielking A, Towle P, Coolon J. Genomics analysis of Drosophila sechellia response to Morinda citrifolia fruit diet. G3: Genes, Genomes, Genetics 2022, 12: jkac153. PMID: 35736356, PMCID: PMC9526069, DOI: 10.1093/g3journal/jkac153.Peer-Reviewed Original ResearchConceptsGene expression responsesD. sechelliaGenome-wide gene expression responsesExpression responsesTranscription factor prediction analysesNoni fruitDrosophila sechelliaGenomic analysisRegulatory networksIdentified genesHost specialistsToxic fruitsGenetic mechanismsRNA sequencingBiochemical pathwaysToxin resistanceFruit flyFruit dietGenesFruitMorinda citrifoliaAbundant compoundsGeneral responseNoniRegulation
2019
Genomics Analysis of L-DOPA Exposure in Drosophila sechellia
Lanno S, Lam I, Drum Z, Linde S, Gregory S, Shimshak S, Becker M, Brew K, Budhiraja A, Carter E, Chigweshe L, Collins K, Earley T, Einstein H, Fan A, Goss S, Hagen E, Hutcheon S, Kim T, Mitchell M, Neri N, Patterson S, Ransom G, Sanchez G, Wiener B, Zhao D, Coolon J. Genomics Analysis of L-DOPA Exposure in Drosophila sechellia. G3: Genes, Genomes, Genetics 2019, 9: 3973-3980. PMID: 31575638, PMCID: PMC6893205, DOI: 10.1534/g3.119.400552.Peer-Reviewed Original ResearchConceptsToxin-resistant phenotypeHost specializationResistance phenotypeGene expression responsesDrosophila sechelliaSpecies pairsGenomic analysisGenomic studiesFunctional geneticsReproductive successEcological adaptationGenomic techniquesToxic fruitsGenetic basisExpression responsesKnock-downHeterologous speciesToxin resistanceGenesFruit flyL-DOPA exposureGenomeSpeciesSupplementation of dietsPhenotypeDerived esterase activity in Drosophila sechellia contributes to evolved octanoic acid resistance
Lanno S, Coolon J. Derived esterase activity in Drosophila sechellia contributes to evolved octanoic acid resistance. Insect Molecular Biology 2019, 28: 798-806. PMID: 30977928, DOI: 10.1111/imb.12587.Peer-Reviewed Original ResearchConceptsDetoxification gene familiesD. sechelliaGene familyOA resistanceGenomic regionsToxin resistanceMajor-effect lociMedium-chain fatty acids octanoic acidSynergists diethyl maleateDrosophila sechelliaChromosome 3RDefence compoundsEffect lociSechelliaOctanoic acidHost plantsGenetic basisCytochrome P450 enzymatic activityEnzymatic activityMorinda citrifoliaHexanoic acidAcid resistanceGlutathione-S-transferaseEsterase activityToxin
2017
Analysis of cytochrome P450 contribution to evolved plant toxin resistance in Drosophila sechellia
Peyser R, Lanno S, Shimshak S, Coolon J. Analysis of cytochrome P450 contribution to evolved plant toxin resistance in Drosophila sechellia. Insect Molecular Biology 2017, 26: 715-720. PMID: 28703934, DOI: 10.1111/imb.12329.Peer-Reviewed Original ResearchConceptsD. sechelliaDrosophila sechelliaToxin resistanceCytochrome P450 enzymatic activityEnzymatic activityCytochrome P450 gene familyP450 gene familyM. citrifolia fruitDrosophila simulansGenetic mapDrosophila melanogasterDefence compoundsGene familyBasal resistanceHost plantsGenetic basisSpecies of fruit fliesFruit flyFunctional studiesSechelliaGenesLociCytochromePrimary toxinToxin