University of Kentucky College of Agriculture
 
 
 
IsabelleKagan

Isabelle Kagan

Faculty

 

Directions to University of Kentucky, Lexington, KYUniversity of Kentucky, PSS
Campus LocationAg. Science Bldg. North
1100 Nicholasville Road (Office:N222)
Lexington, KY 40546-0091
Phone(859) 257-2459
Mobile(859) 421-9018
Fax(859) 257-3334
Emailisabelle.kagan@ars.usda.gov

 

Speciality

Education
Cornell University, Ithaca, NY
B.A. 1991 (majors: chemistry and biology)

Michigan State University, East Lansing, MI
Ph.D. 1999 (major: plant pathology)

plant natural products and their roles in defense against pathogens, plant-endophyte mutualism, and animal health

2004-present Research plant physiologist at the USDA-ARS Forage-Animal Production Research Unit (FAPRU) in Lexington, KY.

2002-2004 Postdoctoral molecular biologist at the USDA-ARS Natural Products Utilization Research Unit (NPURU) in Oxford, MS.

2000-2002 Postdoctoral plant physiologist at the USDA-ARS-NPURU.

1999-2000 Postdoctoral enzymologist (Chateaubriand Fellow in 1999) in the Dept. of Isoprenoids, CNRS Institute of Plant Molecular Biology, Strasbourg, France.

 

 

This person page last updated on 2014-03-20



Research/Teaching Publications

    Books and Book Chapters

    Kagan IA, Michel A, Scheffler BE, Prause A, Baerson SR, and Duke SO. 2006. Global gene expression approaches to mode-of-action studies with natural product-based pesticides. In Natural Products for Pest Management. Duke SO, Rimando AM, Eds.; ACS Symposium Series 927: 255-264.
    Duke SO, Dayan FE, Kagan IA, and Baerson SR. 2005. New herbicide target sites from natural compounds. In New Discoveries in Agrochemicals. Clark JM, Ohkawa H.; Eds.; ACS Symposium Series 892: pp. 151-160.
    Isabelle Kagan, 2005. New herbicide target sites from natural compunds, in New Discoveries in Agrochemicals. ACS Symposium Series 892:151-160.
    Rimando, A. M.; Kagan, I. A.; Dayan, F. E.; Czarnota, M. A.; and Weston, L. A. 2005. Chemical basis for weed suppressive activity of sorghum. In Semiochemicals in Pest and Weed Control. Petroski, R. J.; Tellez, M. R.; Behle, R. W., Eds.; ACS Symposium Series 906: 59-70.

    Refereed Journal Articles

    Aiken, G. E., B. Goff, W. W. Witt, B. Sleugh, I. A. Kagan, P. Burch, and F. N. Schrick. 2012. Steer and plant responses to chemical suppression of seedhead emergence in toxic endophyte-infected tall fescue. Crop Science 52(2): 960-969. Published online: doi: 10.2135/cropsci2011.07.0377.
    Authors in PSS Dept.: Isabelle Kagan William Witt Glen Aiken Ben Goff
    Kagan, I. A., and M. D. Flythe. 2012. Factors Affecting the Separation and Bioactivity of Red Clover (Trifolium pratense) Extracts Assayed against Clostridium sticklandii, a Ruminal Hyper Ammonia-producing Bacterium. Natural Product Communications 7(12): 1605-1608.
    Kagan, I.A. 2011. Effects of pH, sample size, and solvent partitioning on recovery of soluble phenolic acids and isoflavonoids in red clover (Trifolium pratense cv. Kenland). Natural Product Communications 6:1657-1660.
    Kagan, I.A., B.H. Kirch, and J.R. Strickland. 2011. A chromatographic survey of methods for extracting long-chain grass fructans. Grass and Forage Science 66:434-448. Published online: doi: 10.1111/j.1365-2494.2011.00791.x.
    Kagan, I.A., B.H. Kirch, C.D. Thatcher, F. Elvinger, C.D. Teutsch, D.M. Shepherd, and S.R. Pleasant. 2011. Seasonal and diurnal changes in starch content and sugar profiles of bermudagrass in the Piedmont region of the United States. Journal of Equine Veterinary Science 31:521-529. Published online: doi: 10.1016/j.jevs.2011.08.010.
    Kagan, I.A., B.H. Kirch, C.D. Thatcher, J.R. Strickland, F. Elvinger, C.D. Teutsch, and S.R. Pleasant. 2011. Seasonal and diurnal variation in simple sugar and fructan composition of orchardgrass pasture and hay in the Piedmont region of the United States. Journal of Equine Veterinary Science 31:488-497. Published online: doi: 10.1016/j.jevs.2011.03.004.
    Kagan, I.A., B.L. Coe, L.L. Smith, C.-J. Huo, C.T. Dougherty, and J.R. Strickland. 2008. A validated method for gas chromatographic analysis of gamma-aminobutyric acid in tall fescue herbage. Journal of Agriculture and Food Chemistry 56:5538-5543.
    Authors in PSS Dept.: Isabelle Kagan Charles Dougherty
    Tavva, V.S., Y.-H. Kim, I.A. Kagan, R.D. Dinkins, K.-H. Kim, and G.B. Collins. 2007. Increased α-tocopherol content in soybean seed overexpressing the Perilla frutescens γ-tocopherol methyltransferase gene. Plant Cell Reports 26:61-70.
    Authors in PSS Dept.: Isabelle Kagan Randy Dinkins Glenn Collins
    Tavva VS, Kim Y-H, Kagan IA, Dinkins RD, and Collins GB. 2006. Increased α-tocopherol content in soybean seed overexpressing Perilla frutescens -tocopherol methyltransferase gene. Plant Cell Reports online (DOI: 10.1007/s00299-006-0218-2).
    Authors in PSS Dept.: Isabelle Kagan Glenn Collins Randy Dinkins
    Baerson SR, Sánchez-Moreiras A, Pedrol-Bonjoch N, Schulz M, Kagan IA, Agarwal AK, Reigosa MJ,and Duke SO. 2005. Detoxification and transcriptome response in Arabidopsis seedlings exposed to the allelochemical benzoxazolin-2(3H)-one (BOA). Journal of Biological Chemistry 280: 21867 - 21881.
    Kagan IA, Michel A, Prause A, Scheffler BE, Pace P, and Duke SO. 2005. Gene transcription profiles of Saccharomyces cerevisiae after treatment with plant protection fungicides that inhibit ergosterol biosynthesis. Pesticide Biochemistry and Physiology 82:133-153.
    Dayan FE, Kagan IA, and Rimando AM. 2003. Elucidation of the biosynthetic pathway of the allelochemical sorgoleone using retrobiosynthetic NMR analysis. Journal of Biological Chemistry 278: 28607-28611.
    Hemmerlin A, Hoeffler J-F, Meyer O, Tritsch D, Kagan IA, Grosdemange-Billiard C, Rohmer M, and Bach TJ. 2003. Crosstalk between the cytosolic mevalonate and the plastidial methylerythritol phosphate pathways in tobacco Bright Yellow-2 cells. Journal of Biological Chemistry 278: 26666-26676.
    Kagan IA, Rimando AM, and Dayan FE. 2003. Chromatographic separation and in vitro activity of sorgoleone congeners from the roots of Sorghum bicolor. Journal of Agricultural and Food Chemistry 51: 7589-7595.
    Kagan IA, and Hammerschmidt R. 2002. Arabidopsis ecotype variability in camalexin production and reaction to infection by Alternaria brassicicola. Journal of Chemical Ecology 28: 2121-2140.
    Kagan IA, and Hammerschmidt R. 2001. Pitfalls in screening for camalexin-deficient mutants: effects of kinetics, pathogen choice, and inoculum concentration on apparent camalexin accumulation in wild-type (Columbia) and pad2 Arabidopsis. Physiological and Molecular Plant Pathology 59:119-127.
    Glazebrook J, Zook M, Mert F, Kagan I, Rogers EE, Crute IR, Holub EB, Hammerschmidt R, and Ausubel FM. 1997. Phytoalexin-deficient mutants of Arabidopsis reveal that PAD4 encodes a regulatory factor and that four PAD genes contribute to downy mildew resistance. Genetics 146: 381-392.

    Other Research Publications

    Aiken, G.E., W.W. Witt, B.M. Goff, and I.A. Kagan. 2011. Chemical suppression of seedhead emergence in toxic endophyte-infected tall fescue for improving cattle weight gain and physiology. Proceedings, American Forage and Grassland Council Conference, CD-ROM. French Lick, IN, June 12-15.
    Authors in PSS Dept.: Isabelle Kagan William Witt Glen Aiken Ben Goff
    Kagan, I. 2009. Profiling sugars in tall fescue and Kentucky bluegrass extracts assayed for total water- and ethanol-soluble carbohydrates: Relationship of chromatographic to spectrophotometric data. p. 79. Proceedings, 63rd Southern Pasture and Forage Crop Improvement Conference, Lexington, Ky., May 10-12.