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Multiple genes recruited from hormone pathways partition maize diterpenoid defences.

Ding Y, Murphy KM, Poretsky E, Mafu S, Yang B, Char SN, Christensen SA, Saldivar E, Wu M, Wang Q, Ji L, Schmitz RJ, Kremling KA, Buckler ES, Shen Z, Briggs SP, Bohlmann J, Sher A, Castro-Falcon G, Hughes CC, Huffaker A, Zerbe P, Schmelz EA.

Nat Plants. 2019 Oct;5(10):1043-1056. doi: 10.1038/s41477-019-0509-6. Epub 2019 Sep 16.


Functional Characterization of Two Class II Diterpene Synthases Indicates Additional Specialized Diterpenoid Pathways in Maize (Zea mays).

Murphy KM, Ma LT, Ding Y, Schmelz EA, Zerbe P.

Front Plant Sci. 2018 Oct 23;9:1542. doi: 10.3389/fpls.2018.01542. eCollection 2018.


Ethylene signaling regulates natural variation in the abundance of antifungal acetylated diferuloylsucroses and Fusarium graminearum resistance in maize seedling roots.

Zhou S, Zhang YK, Kremling KA, Ding Y, Bennett JS, Bae JS, Kim DK, Ackerman HH, Kolomiets MV, Schmelz EA, Schroeder FC, Buckler ES, Jander G.

New Phytol. 2019 Mar;221(4):2096-2111. doi: 10.1111/nph.15520. Epub 2018 Nov 2.


Biosynthesis and function of terpenoid defense compounds in maize (Zea mays).

Block AK, Vaughan MM, Schmelz EA, Christensen SA.

Planta. 2019 Jan;249(1):21-30. doi: 10.1007/s00425-018-2999-2. Epub 2018 Sep 6. Review.


A fragmentation study of isoflavones by IT-TOF-MS using biosynthesized isotopes.

Nakata R, Yoshinaga N, Teraishi M, Okumoto Y, Huffaker A, Schmelz EA, Mori N.

Biosci Biotechnol Biochem. 2018 Aug;82(8):1309-1315. doi: 10.1080/09168451.2018.1465810. Epub 2018 Apr 26.


Discovery, Biosynthesis and Stress-Related Accumulation of Dolabradiene-Derived Defenses in Maize.

Mafu S, Ding Y, Murphy KM, Yaacoobi O, Addison JB, Wang Q, Shen Z, Briggs SP, Bohlmann J, Castro-Falcon G, Hughes CC, Betsiashvili M, Huffaker A, Schmelz EA, Zerbe P.

Plant Physiol. 2018 Apr;176(4):2677-2690. doi: 10.1104/pp.17.01351. Epub 2018 Feb 23.


Commercial hybrids and mutant genotypes reveal complex protective roles for inducible terpenoid defenses in maize.

Christensen SA, Sims J, Vaughan MM, Hunter C, Block A, Willett D, Alborn HT, Huffaker A, Schmelz EA.

J Exp Bot. 2018 Mar 24;69(7):1693-1705. doi: 10.1093/jxb/erx495.


Fungal and herbivore elicitation of the novel maize sesquiterpenoid, zealexin A4, is attenuated by elevated CO2.

Christensen SA, Huffaker A, Sims J, Hunter CT, Block A, Vaughan MM, Willett D, Romero M, Mylroie JE, Williams WP, Schmelz EA.

Planta. 2018 Apr;247(4):863-873. doi: 10.1007/s00425-017-2830-5.


Fungal-induced protein hyperacetylation in maize identified by acetylome profiling.

Walley JW, Shen Z, McReynolds MR, Schmelz EA, Briggs SP.

Proc Natl Acad Sci U S A. 2018 Jan 2;115(1):210-215. doi: 10.1073/pnas.1717519115. Epub 2017 Dec 19.


Selinene Volatiles Are Essential Precursors for Maize Defense Promoting Fungal Pathogen Resistance.

Ding Y, Huffaker A, Köllner TG, Weckwerth P, Robert CAM, Spencer JL, Lipka AE, Schmelz EA.

Plant Physiol. 2017 Nov;175(3):1455-1468. doi: 10.1104/pp.17.00879. Epub 2017 Sep 20.


Biosynthetic pathway of aliphatic formates via a Baeyer-Villiger oxidation in mechanism present in astigmatid mites.

Shimizu N, Sakata D, Schmelz EA, Mori N, Kuwahara Y.

Proc Natl Acad Sci U S A. 2017 Mar 7;114(10):2616-2621. doi: 10.1073/pnas.1612611114. Epub 2017 Feb 21.


Inducible De Novo Biosynthesis of Isoflavonoids in Soybean Leaves by Spodoptera litura Derived Elicitors: Tracer Techniques Aided by High Resolution LCMS.

Nakata R, Kimura Y, Aoki K, Yoshinaga N, Teraishi M, Okumoto Y, Huffaker A, Schmelz EA, Mori N.

J Chem Ecol. 2016 Dec;42(12):1226-1236. Epub 2016 Nov 8.


Interactive Effects of Elevated [CO2] and Drought on the Maize Phytochemical Defense Response against Mycotoxigenic Fusarium verticillioides.

Vaughan MM, Huffaker A, Schmelz EA, Dafoe NJ, Christensen SA, McAuslane HJ, Alborn HT, Allen LH, Teal PE.

PLoS One. 2016 Jul 13;11(7):e0159270. doi: 10.1371/journal.pone.0159270. eCollection 2016.


A maize death acid, 10-oxo-11-phytoenoic acid, is the predominant cyclopentenone signal present during multiple stress and developmental conditions.

Christensen SA, Huffaker A, Hunter CT, Alborn HT, Schmelz EA.

Plant Signal Behav. 2016;11(2):e1120395. doi: 10.1080/15592324.2015.1120395.


Dynamic Maize Responses to Aphid Feeding Are Revealed by a Time Series of Transcriptomic and Metabolomic Assays.

Tzin V, Fernandez-Pozo N, Richter A, Schmelz EA, Schoettner M, Schäfer M, Ahern KR, Meihls LN, Kaur H, Huffaker A, Mori N, Degenhardt J, Mueller LA, Jander G.

Plant Physiol. 2015 Nov;169(3):1727-43. doi: 10.1104/pp.15.01039. Epub 2015 Sep 16.


Maize death acids, 9-lipoxygenase-derived cyclopente(a)nones, display activity as cytotoxic phytoalexins and transcriptional mediators.

Christensen SA, Huffaker A, Kaplan F, Sims J, Ziemann S, Doehlemann G, Ji L, Schmitz RJ, Kolomiets MV, Alborn HT, Mori N, Jander G, Ni X, Sartor RC, Byers S, Abdo Z, Schmelz EA.

Proc Natl Acad Sci U S A. 2015 Sep 8;112(36):11407-12. doi: 10.1073/pnas.1511131112. Epub 2015 Aug 24.


Accumulation of terpenoid phytoalexins in maize roots is associated with drought tolerance.

Vaughan MM, Christensen S, Schmelz EA, Huffaker A, McAuslane HJ, Alborn HT, Romero M, Allen LH, Teal PE.

Plant Cell Environ. 2015 Nov;38(11):2195-207. doi: 10.1111/pce.12482. Epub 2015 Jan 23.


Accumulation of 5-hydroxynorvaline in maize (Zea mays) leaves is induced by insect feeding and abiotic stress.

Yan J, Lipka AE, Schmelz EA, Buckler ES, Jander G.

J Exp Bot. 2015 Feb;66(2):593-602. doi: 10.1093/jxb/eru385. Epub 2014 Sep 30.


The novel monocot-specific 9-lipoxygenase ZmLOX12 is required to mount an effective jasmonate-mediated defense against Fusarium verticillioides in maize.

Christensen SA, Nemchenko A, Park YS, Borrego E, Huang PC, Schmelz EA, Kunze S, Feussner I, Yalpani N, Meeley R, Kolomiets MV.

Mol Plant Microbe Interact. 2014 Nov;27(11):1263-76. doi: 10.1094/MPMI-06-13-0184-R.


Insect-induced daidzein, formononetin and their conjugates in soybean leaves.

Murakami S, Nakata R, Aboshi T, Yoshinaga N, Teraishi M, Okumoto Y, Ishihara A, Morisaka H, Huffaker A, Schmelz EA, Mori N.

Metabolites. 2014 Jul 4;4(3):532-46. doi: 10.3390/metabo4030532.


Influence of brown stink bug feeding, planting date and sampling time on common smut infection of maize.

Ni X, Toews MD, Buntin GD, Carpenter JE, Huffaker A, Schmelz EA, Cottrell TE, Abdo Z.

Insect Sci. 2014 Oct;21(5):564-71. doi: 10.1111/1744-7917.12149. Epub 2014 Aug 20.


Effects of elevated [CO2 ] on maize defence against mycotoxigenic Fusarium verticillioides.

Vaughan MM, Huffaker A, Schmelz EA, Dafoe NJ, Christensen S, Sims J, Martins VF, Swerbilow J, Romero M, Alborn HT, Allen LH, Teal PE.

Plant Cell Environ. 2014 Dec;37(12):2691-706. doi: 10.1111/pce.12337. Epub 2014 May 13.


Biosynthesis, elicitation and roles of monocot terpenoid phytoalexins.

Schmelz EA, Huffaker A, Sims JW, Christensen SA, Lu X, Okada K, Peters RJ.

Plant J. 2014 Aug;79(4):659-78. doi: 10.1111/tpj.12436. Epub 2014 Mar 26. Review.


Head-group acylation of monogalactosyldiacylglycerol is a common stress response, and the acyl-galactose acyl composition varies with the plant species and applied stress.

Vu HS, Roth MR, Tamura P, Samarakoon T, Shiva S, Honey S, Lowe K, Schmelz EA, Williams TD, Welti R.

Physiol Plant. 2014 Apr;150(4):517-28. doi: 10.1111/ppl.12132. Epub 2013 Dec 27.


European corn borer (Ostrinia nubilalis) induced responses enhance susceptibility in maize.

Dafoe NJ, Thomas JD, Shirk PD, Legaspi ME, Vaughan MM, Huffaker A, Teal PE, Schmelz EA.

PLoS One. 2013 Sep 2;8(9):e73394. doi: 10.1371/journal.pone.0073394. eCollection 2013.


Evaluation of spatial and temporal patterns of insect damage and aflatoxin level in the pre-harvest corn fields to improve management tactics.

Ni X, Wilson JP, Toews MD, Buntin GD, Lee RD, Li X, Lei Z, He K, Xu W, Li X, Huffaker A, Schmelz EA.

Insect Sci. 2014 Oct;21(5):572-83. doi: 10.1111/j.1744-7917.2012.01531.x. Epub 2012 Sep 3.


Plant elicitor peptides are conserved signals regulating direct and indirect antiherbivore defense.

Huffaker A, Pearce G, Veyrat N, Erb M, Turlings TC, Sartor R, Shen Z, Briggs SP, Vaughan MM, Alborn HT, Teal PE, Schmelz EA.

Proc Natl Acad Sci U S A. 2013 Apr 2;110(14):5707-12. doi: 10.1073/pnas.1214668110. Epub 2013 Mar 18.


An amino acid substitution inhibits specialist herbivore production of an antagonist effector and recovers insect-induced plant defenses.

Schmelz EA, Huffaker A, Carroll MJ, Alborn HT, Ali JG, Teal PE.

Plant Physiol. 2012 Nov;160(3):1468-78. doi: 10.1104/pp.112.201061. Epub 2012 Sep 24.


Homologous RXLR effectors from Hyaloperonospora arabidopsidis and Phytophthora sojae suppress immunity in distantly related plants.

Anderson RG, Casady MS, Fee RA, Vaughan MM, Deb D, Fedkenheuer K, Huffaker A, Schmelz EA, Tyler BM, McDowell JM.

Plant J. 2012 Dec;72(6):882-93. doi: 10.1111/j.1365-313X.2012.05079.x. Epub 2012 Oct 26.


Spatial patterns of aflatoxin levels in relation to ear-feeding insect damage in pre-harvest corn.

Ni X, Wilson JP, Buntin GD, Guo B, Krakowsky MD, Lee RD, Cottrell TE, Scully BT, Huffaker A, Schmelz EA.

Toxins (Basel). 2011 Jul;3(7):920-31. doi: 10.3390/toxins3070920. Epub 2011 Jul 21.


Synthesis of caeliferins, elicitors of plant immune responses: accessing lipophilic natural products via cross metathesis.

O'Doherty I, Yim JJ, Schmelz EA, Schroeder FC.

Org Lett. 2011 Nov 4;13(21):5900-3. doi: 10.1021/ol202541b. Epub 2011 Oct 12.


Rapidly induced chemical defenses in maize stems and their effects on short-term growth of Ostrinia nubilalis.

Dafoe NJ, Huffaker A, Vaughan MM, Duehl AJ, Teal PE, Schmelz EA.

J Chem Ecol. 2011 Sep;37(9):984-91. doi: 10.1007/s10886-011-0002-9. Epub 2011 Aug 11.


Identification of genes in the phenylalanine metabolic pathway by ectopic expression of a MYB transcription factor in tomato fruit.

Dal Cin V, Tieman DM, Tohge T, McQuinn R, de Vos RC, Osorio S, Schmelz EA, Taylor MG, Smits-Kroon MT, Schuurink RC, Haring MA, Giovannoni J, Fernie AR, Klee HJ.

Plant Cell. 2011 Jul;23(7):2738-53. doi: 10.1105/tpc.111.086975. Epub 2011 Jul 12.


Novel acidic sesquiterpenoids constitute a dominant class of pathogen-induced phytoalexins in maize.

Huffaker A, Kaplan F, Vaughan MM, Dafoe NJ, Ni X, Rocca JR, Alborn HT, Teal PE, Schmelz EA.

Plant Physiol. 2011 Aug;156(4):2082-97. doi: 10.1104/pp.111.179457. Epub 2011 Jun 20.


Identity, regulation, and activity of inducible diterpenoid phytoalexins in maize.

Schmelz EA, Kaplan F, Huffaker A, Dafoe NJ, Vaughan MM, Ni X, Rocca JR, Alborn HT, Teal PE.

Proc Natl Acad Sci U S A. 2011 Mar 29;108(13):5455-60. doi: 10.1073/pnas.1014714108. Epub 2011 Mar 14.


Soldier caste influences on candidate primer pheromone levels and juvenile hormone-dependent caste differentiation in workers of the termite Reticulitermes flavipes.

Tarver MR, Schmelz EA, Scharf ME.

J Insect Physiol. 2011 Jun;57(6):771-7. doi: 10.1016/j.jinsphys.2011.02.015. Epub 2011 Feb 26.


ZmPep1, an ortholog of Arabidopsis elicitor peptide 1, regulates maize innate immunity and enhances disease resistance.

Huffaker A, Dafoe NJ, Schmelz EA.

Plant Physiol. 2011 Mar;155(3):1325-38. doi: 10.1104/pp.110.166710. Epub 2011 Jan 4.


Sugar levels regulate tryptophan-dependent auxin biosynthesis in developing maize kernels.

LeCLere S, Schmelz EA, Chourey PS.

Plant Physiol. 2010 May;153(1):306-18. doi: 10.1104/pp.110.155226. Epub 2010 Mar 17.


Pythium infection activates conserved plant defense responses in mosses.

Oliver JP, Castro A, Gaggero C, Cascón T, Schmelz EA, Castresana C, Ponce de León I.

Planta. 2009 Aug;230(3):569-79. doi: 10.1007/s00425-009-0969-4. Epub 2009 Jun 24.


Effects of soldier-derived terpenes on soldier caste differentiation in the termite Reticulitermes flavipes.

Tarver MR, Schmelz EA, Rocca JR, Scharf ME.

J Chem Ecol. 2009 Feb;35(2):256-64. doi: 10.1007/s10886-009-9594-8. Epub 2009 Feb 6.


Phytohormone-based activity mapping of insect herbivore-produced elicitors.

Schmelz EA, Engelberth J, Alborn HT, Tumlinson JH 3rd, Teal PE.

Proc Natl Acad Sci U S A. 2009 Jan 13;106(2):653-7. doi: 10.1073/pnas.0811861106. Epub 2009 Jan 5.


A rapid biosensor-based method for quantification of free and glucose-conjugated salicylic acid.

Defraia CT, Schmelz EA, Mou Z.

Plant Methods. 2008 Dec 31;4:28. doi: 10.1186/1746-4811-4-28.


Cotton plant, Gossypium hirsutum L., defense in response to nitrogen fertilization.

Chen Y, Schmelz EA, Wäckers F, Ruberson JR.

J Chem Ecol. 2008 Dec;34(12):1553-64. doi: 10.1007/s10886-008-9560-x. Epub 2008 Nov 20.


XopD SUMO protease affects host transcription, promotes pathogen growth, and delays symptom development in xanthomonas-infected tomato leaves.

Kim JG, Taylor KW, Hotson A, Keegan M, Schmelz EA, Mudgett MB.

Plant Cell. 2008 Jul;20(7):1915-29. doi: 10.1105/tpc.108.058529. Epub 2008 Jul 29.


The attraction of Spodoptera frugiperda neonates to cowpea seedlings is mediated by volatiles induced by conspecific herbivory and the elicitor inceptin.

Carroll MJ, Schmelz EA, Teal PE.

J Chem Ecol. 2008 Mar;34(3):291-300. doi: 10.1007/s10886-007-9414-y. Epub 2008 Feb 7.


Tissue-specific PhBPBT expression is differentially regulated in response to endogenous ethylene.

Dexter RJ, Verdonk JC, Underwood BA, Shibuya K, Schmelz EA, Clark DG.

J Exp Bot. 2008;59(3):609-18. doi: 10.1093/jxb/erm337. Epub 2008 Feb 5.


Cell wall invertase-deficient miniature1 kernels have altered phytohormone levels.

LeClere S, Schmelz EA, Chourey PS.

Phytochemistry. 2008 Feb;69(3):692-9. Epub 2007 Oct 26.


Disulfooxy fatty acids from the American bird grasshopper Schistocerca americana, elicitors of plant volatiles.

Alborn HT, Hansen TV, Jones TH, Bennett DC, Tumlinson JH, Schmelz EA, Teal PE.

Proc Natl Acad Sci U S A. 2007 Aug 7;104(32):12976-81. Epub 2007 Jul 30.


Salicylate and catechol levels are maintained in nahG transgenic poplar.

Morse AM, Tschaplinski TJ, Dervinis C, Pijut PM, Schmelz EA, Day W, Davis JM.

Phytochemistry. 2007 Aug;68(15):2043-52. Epub 2007 Jun 27.


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