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Efraim Lewinsohn, Ph.D.  (Researcher)
Newe Ya'arResearch teams-Newe Yaar
Research Interests / Job description  
Telephone Tel: 04-9539552 04-9539542
Fax Fax: 04-9539542
Email Email:   twefraim@volcani.agri.gov.il
Office location Office location: Newe Ya'ar Research Center
Research Scientist
Research Interests / Job description
Biogeneration of specialized metabolites, aroma compounds and essential oils in plants.
Biotechnology to improve aromas and flavors of agricultural produce
Plant-pests interactions and practical uses of natural products
Functional genomics to study and manipulate plant specialized metabolism

Current Projects

  • Biochemistry of the formation phenylpropylamino alkaloids in khat (Catha edulis) and Ephedra sinica
  • Biosynthesis of tropane alkaloids in Solanaceae
  • Biogeneration of aroma, flavor and health compounds in tomato, melon, watermelon, grapes and banana
  • Biotechnology and genetic engineering to improve the aroma of tomato fruits 
  • Molecular, biochemical and metabolomical characterization of aromatic and medicinal plants
  • Biosyntheis of monoterpenes in aphid-induced galls of Pistacia palaestina 

Selected publications  

Oliva, M., Ovadia, R., Perl, A., Bar, E., Lewinsohn, E., Galili, G. and Oren-Shamir, M. (2014). Enhanced formation of aromatic amino acids increases fragrance without affecting flower longevity or pigmentation in Petunia x hybrida flowers. Plant Biotechnology Journal (In Press).
 
Ibdah, M., Martens, S., Herrera Valderrama, A.L. Dong, Y., Davidovich-Rikanati, R., Lewinsohn, E. and Gang D.R. (2014). Identification and cloning of an NADPH-dependent hydroxycinnamoyl-CoA double bond reductase involved in dihydrochalcone formation in Malus × domestica Borkh. Phytochemistry (In Press).  
 
Rand, K., Bar, E., Ben-Ari, M., Lewinsohn, E., Inbar, E. (2014). Mono- and sesquiterpene content of aphid-induced galls on Pistacia palaestina is not a simple reflection of their composition in intact leaves. Journal of Chemical Ecology 40: 632-642.
 
Cohen, S., Itkin, M., Yeselson, Y., Tsuri, G., Portnoy, V., Harel-Beja, R., Lev, S., Sa‘ar, U., Davidovitz-Rikanati, R., Baranes, N., Bar, E., Wolf, D., Petreikov, M., Shen, S., Ben-Dor, S., Rogachev, I., Aharoni, A., Ast, T., Schuldinger, M., Belausov, E., Eshed, R., Ophir, R., Sherman, A., Frei, B., Neuhaus, E., Xu, Y., Fei, Z., Giovannoni, J., Lewinsohn, E., Tadmor, Y., Paris, H.S., Katzir, N., Burger, Y. and Schaffer, A.A. (2014). The PH gene determines fruit acidity and contributes to the evolution of sweet melons. Nature Communications 5, Article number: 4026 doi:10.1038/ncomms5026.
 
 
Yahyaa, M., Bar, E., Dubey, N.K., Meir, A., Davidovich-Rikanati, R., Hirschberg, J., Aly, R., Tholl, D., Simon, P.W., Tadmor, Y., Lewinsohn, E. and Ibdah, M. (2014). Formation of norisoprenoid flavor compounds in carrot (Daucus carota L.) roots: characterization of a cyclic carotenoid specific Carotenoid cleavage dioxygenase1.  Journal of Agricultural and Food Chemistry 61: 12244-12252.
 
Yoo, H., Widhalm, J.R., Qian, Y., Maeda, H.,  Cooper, B.R., Jannasch, A.S., Gonda, I., Lewinsohn, E., Rhodes, D. and Dudareva, N. (2013). A microbial-like pathway contributes to phenylalanine biosynthesis in plants via a cytosolic tyrosine:phenylpyruvate aminotransferase. Nature Communications 4: Article number: 2833 doi:10.1038/ncomms3833..
 
Galpaz, N., Burger, Y., Lavee, T., Tzuri, G., Sherman, A., Melamed, T., Eshed, R., Meir, A., Portnoy, V., Bar, E., Shimoni-Shor, E., Feder, A., Saar, A., Saar, U., Baumkoler, F., Lewinsohn, E., Schaffer, A.A., Katzir, N. and Tadmor, Y. (2013). Genetic and chemical characterization of an EMS induced mutation in Cucumis melo CRTISO gene. Archives of Biochemistry and Biophysics 539: 117-125.
       
Xue , W., Batushanky, A., Toubiana, D.,  Botnick, I., Szymanski, J., Khozin-Goldberg, I., Nikoloski, Z., Lewinsohn, E. and Fait, A. (2013). The investment in scent: Time-resolved metabolic processes in developing volatile producing Nigella sativa L. seeds. PLOS ONE 8(9): e73061.
           
Gutensohn, M., Orlova, I., Nguyen, B., Davidovich-Rikanati, R., Sitrit, Y., Lewinsohn, E., Pichersky, E. and Dudareva, N. (2013). Cytosolic monoterpene biosynthesis is supported by plastid-generated geranyl diphosphate substrate in transgenic tomato fruits. The Plant Journal 75: 351-363.
                                               
Gonda, I., Lev, S., Bar, E., Sikron, N., Portnoy, V., Davidovich-Rikanati, R., Burger, J., Schaffer, A., Tadmor, Y., Giovannonni, J.J., Huang, M., Fei, Z., Katzir, N., Fait, A. and Lewinsohn, E. (2013). Catabolism of L-methionine in the formation of sulfur and other volatiles in melon (Cucumis melo L.) fruit. The Plant Journal  74: 458-472.
                           
Borovsky, Y., Tadmor, Y., Bar, E., Meir, A., Lewinsohn, E. and Paran, I. (2013). Induced mutation in β-CAROTENE HYDROXYLASE results in accumulation of β-carotene and conversion of red to orange color in pepper fruit. Theoretical and Applied Genetics 126: 557-565.  
 
Botnick, I., Xue, W., Bar, E., Ibdah, M., Schwartz, A., Joel, D.M., Lev, E., Fait, A. and Lewinsohn, E. (2012). Distribution of primary and specialized metabolites in Nigella sativa seeds, a spice with vast traditional and historical uses. Molecules 17: 10159-10177
   
Krizevski, R., Bar, E., Shalit, O., Levy, A., Hagel, J.M., Kilpatrick, K., Marsolais, F., Facchini, P.J.,  Ben-Shabat, S., Sitrit, Y. and  Lewinsohn, E. (2012). Benzaldehyde is a key precursor of ephedrine alkaloids as revealed by targeted metabolic profiling and comparative biochemical analyses in Ephedra spp. Phytochemistry 81: 71-79. 

Sitrit, Y., Golan, E., Bar, E. and Lewinsohn, E. (2012). Fruit quality evaluation of Cereus peruvianus and Cereus jamacaru, two new cactus crops for arid zones. Israel Journal of Plant Sciences 60: 335-343. 

Cohen, S., Tzuri, G., Harel-Beja, R., Itkin, M., Portnoy, V., Sa'ar, U., Lev, S., Yeselson, L., Petrikov, M., Rogachev, I., Aharoni, A., Ophir, R., Tadmor, T., Lewinsohn, E., Burger, Y., Katzir, N. and Schaffer, A.A. (2012). Co-mapping studies of QTLs for fruit acidity and candidate genes of organic acid metabolism and proton transport in sweet melon (Cucumis melo L.). Theoretical and Applied Genetics 125: 343-353.

Krizevski, R., Bar, E., Dudai, N, Levy, A., Lewinsohn, E., Sitrit, Y. and Ben-Shabat, S. (2012). Naturally occurring norephedrine oxazolidine derivatives in khat (Catha edulis). Planta Medica 78: 838-842.

Hagel, J.M., Krizevski, R, Marsolais, F., Lewinsohn, E., and Facchini, P.J. (2012). Biosynthesis of amphetamine analogues in plants. Trends in Plant Sciences 17: 404-412.

Hagel, J.M., Krizevski, R., Kilpatrick, K., Sitrit, Y., Marsolais, F., Lewinsohn, E., and Facchini, P.J. (2011). Expressed sequence tag analysis of khat (Catha edulis) provides a putative molecular basis for the accumulation of psychoactive phenylpropylamino alkaloids. Genetics and Molecular Biology 34: 640-646.

Tietel, Z., Lewinsohn, E., Fallik, E. and Porat, R. (2011). Elucidating the roles of ethanol fermentation metabolism in causing off-flavors in mandarins. Journal of Agricultural and Food Chemistry 59: 11779-11785.

Tietel, Z., Lewinsohn, E., Fallik, E. and Porat, R. (2011). Importance of storage temperatures in maintaining flavor and quality of mandarins. Postharvest Biology and Technology 64: 175-182.

Tietel, Z., Feldmesser, E., Lewinsohn, E., Fallik, E, and Porat, R. (2011). Changes in the transcriptome of 'Mor' mandarin flesh during storage: emphasis on molecular regulation of fruit flavor deterioration. Journal of Agricultural and Food Chemistry 59: 3819-3827.

Morris, W.L., Ducreux, L.J.M., Shepherd, T., Lewinsohn, E., Davidovich-Rikanati, R., Sitrit, Y. and Taylor, M.A. (2011). Utilisation of the MVA pathway to produce elevated levels of the sesquiterpene α-copaene in potato tubers. Phytochemistry 72: 2288-2293. 

Portnoy, V., Diber, A., Pollock, S., Forer, R., Lev, S., Tzuri, G., Harel-Beja, R, Lewinsohn, E., Tadmor, Y., Burger, J., Schaffer, A.A. and Katzir, N. (2011). Use of non-normalized, non-amplified cDNA for 454-based RNA-sequencing of fleshy melon fruit. The Plant Genome 4: 36-46.

Brandi, F., Bar, E., Mourgues, F., Horváth, G., Turcsi, E., Giuliano, G., Liverani, A., Tartarini, S., Lewinsohn, E. and Rosati, C. (2011). Study of ‘Redhaven' peach and its white-fleshed mutant suggests a key role of CCD4 carotenoid dioxygenase in carotenoid and norisoprenoid volatile metabolism. BMC Plant Biology 11: 24-38.

Dai , N., Cohen, S., Portnoy , V., Tzuri, G., Harel-Beja, R., Pompan-Lotan, M., Carmi, N., Zhang, G.,  Diber, A.,  Pollock, S., Karchi, H., Yeselson, L., Petreikov, M., Shen, S., Sahar, U., Hovav, R., Lewinsohn, E., Tadmor, Y., Granot, D., Ophir, R., Sherman, A., Fei, Z., Giovannoni, J.J., Burger, Y., Katzir, N., and Schaffer, A.A. (2011). Metabolism of soluble sugars in developing melon fruit: A global transcriptional view of the metabolic transition to sucrose accumulation. Plant Molecular Biology 76:1-18.

Pichersky, E. and Lewinsohn, E. (2011).  Convergent evolution in plant specialized metabolism. Annual Review of Plant Biology 62: 549-566.

Sorek, N., Gutman, O., Bar, E., Running, M., Lewinsohn, E., Henis, Y. and Yalovsky, S. (2011). Differential effects of prenylation and S-acylation on type-I and II ROPS membrane interaction and function. Plant Physiology 155: 706-720.

Tietel, Z., Porat, R., Lewinsohn, E. and Plotto, A. (2011). Taste and aroma of fresh and stored mandarins. Journal of the Science of Food and Agriculture 91: 14-23. 

Tadmor, Y., Burger, Y., Yaakov, I., Feder, A., Libhaber, S, Portnoy, V., Meir, A., Tzuri, G., Sa'ar, U., Rogachev, I., Aharoni, A., Rogachev, I., Abielovich, H., Schaffer, A.A., Lewinsohn, E. and Katzir, N. (2010). Genetics of flavonoid, carotenoid, and chlorophyll pigments in melon fruit rinds. Journal of Agricultural and Food Chemistry 58: 10722-10728.

Silberbush, A., Markman, S., Lewinsohn, E., Bar, E., Cohen, J.E. and Blaustein, L. (2010). Predator-released hydrocarbons repel oviposition by a mosquito. Ecology Letters 13: 1129-1138.

Krizevski, R., Bar, E., Shalit, O., Sitrit, Y., Ben-Shabat, S. and  Lewinsohn, E. (2010). Composition and stereochemistry of ephedrine alkaloids accumulation in Ephedra sinica Stapf. Phytochemistry 71: 895-903.

Harel Beja, R., Tzuri, G.,  Portnoy , V.,  Lotan-Pompan, M., Lev, S.,  Cohen, S., Dai, N., Yeselson,  L., Meir, A., Libhaber, S. E., Avisar, E., Melame, T.,  van Koert, P., Verbakel, H., Hofstede, R., Volpin, H., Oliver, M., Fougedoire, A., Stalh, C., Fauve, J., Copes, B.,  Fei, Z., Giovannoni, J.J., Ori, N., Lewinsohn, E., Sherman, A., Burger, Y., Tadmor, Y.,  Schaffer, A.A. and Katzir, N. (2010). A genetic map of melon highly enriched with fruit quality QTLs and EST markers, including sugar and carotenoid metabolism genes. Theoretical and Applied Genetics 121: 511-533.

Tietel, Z., Weiss, B., Lewinsohn, E., Fallik, E. and Porat, R. (2010). Improving taste and peel color of early-season Satsuma mandarins by combining high-temperature conditioning and degreening treatments. Postharvest Biology and Technology  57: 1-5.

Bar-Akiva, A., Ovadia, R., Rogachev, I., Bar-Or, C., Bar, E., Freiman, Z., Nissim-Levi, A., Gollop, N., Lewinsohn, E., Aharoni, A., Weiss, D., Koltai, H. and Oren-Shamir, M. (2010). Metabolic networking in Brunfelsia calycinapetals after flower opening. Journal of Experimental Botany 61: 1393-1403.

Tietel, Z., Bar, E., Lewinsohn, E., Feldmesser, E., Fallik, E. and Porat, R. (2010). Effects of wax coatings and postharvest storage on sensory quality and aroma volatiles composition of 'Mor' mandarins. Journal of the Science of Food and Agriculture 90: 995-1007.

Gonda, I., Bar, E., Portnoy, V., Lev, S., Burger, J., Schaffer, A.A., Tadmor, Y., Gepstein, S., Giovannoni, J.J., Katzir, N. and Lewinsohn, E. (2010). Branched-chain and aromatic amino acid catabolism into aroma volatiles in Cucumis melo L. fruit. Journal of Experimental Botany 61: 1111-1123.

Aharoni, A. and Lewinsohn, E. (2010). Genetic Engineering of fruit flavors. In "Handbook of Fruit and Vegetable Flavors" (ed. Y.H. Hui). John Wiley & Sons, Inc. Hoboken, NJ, USA. pp. 101-114.

Krizevski, R. and Lewinsohn, E. (2010). Germination of bala (Sida cordifolia L., Malvaceae), an Ayurvedic plant. Proceedings of the 4th International Symposium on Breeding Research on Medicinal and Aromatic Plants (ISBMAP2009), Ljubljana, Slovenia. (Bari?evi?, D., Novak, J., Pank, F. eds.). Acta Horticulturae 860: 219-222. 

Lewinsohn, E., Davidovich-Rikanati, R., Iijima, Y., Pichersky, E. and Sitrit, Y. (2010).Functional genomics for the discovery of genes affecting lemon basil aroma and their use in flavor engineering of tomato.Proceedings of the 4th International Symposium on Breeding Research on Medicinal and Aromatic Plants (ISBMAP2009), Ljubljana, Slovenia. (Bari?evi?, D., Novak, J., Pank, F. eds.). Acta Horticulturae 860: 205-209.

Ibdah, M., Lavid, N., Lewinsohn, E., Amit, A. and Dror, N.  (2010). Green routes to green notes. Chemical Engineering Transactions 20: 241-246.

Tietel, Z.,  Fallik, E., Porat, R., Lewinsohn, E, and Bar, E. (2010). Sensory and aroma profiling of fresh and stored 'Or' mandarins. Acta Horticulturae 892: 373-382.

Gonda, I., Bar, E., Portnoy, V., Lev, S., Burger, J., Schaffer, A.A., Tadmor, Y., Gepstein, S., Giovannoni, J.J., Katzir, N. and Lewinsohn, E. (2010). Amino acid catabolism into aroma volatiles in melon (Cucumis melo L.) fruit. Cucurbitaceae 2010 Proceedings, Charleston, South Carolina. USA. (Thies, JA, Kousik, S. and Levi, A., Eds.).American Society for Horticultural Science, Alexandria, VA, USA. pp. 59-62.

Tadmor, Y. Burger, Y., Tzuri,, G., Portnoy, V., Lavee, T., Shimoni-Shor, E., Meir, A., Sa'ar, U., Baumkoler,F., Lewinsohn, E., Katzir. N. and Schaffer, A.  (2010). A new melon mutant accumulating tetra-cis-lycopene as its major fruit carotenoid. Cucurbitaceae 2010 Proceedings, Charleston, South Carolina. USA. (Thies, JA, Kousik, S. and Levi, A., Eds.). American Society for Horticultural Science, Alexandria, VA, USA. pp. 102-104.

Portnoy, V., Lev, S., Harel-Beja,R., Tzuri, G.,  Lahav, T., Burger, J., Sa‘ar, U., Lewinsohn, E., Tadmor, Y., Katzir, N., Diber, A., Pollock, S. and Schaffer, A.A. (2010). Digital transcriptomics of melon developing fruit. Cucurbitaceae 2010 Proceedings, Charleston, South Carolina. USA. (Thies, JA, Kousik, S. and Levi, A., Eds.). American Society for Horticultural Science, Alexandria, VA, USA. pp. 170-173.

Gross, M., Lewinsohn, E., Tadmor, Y., Bar, E., Dudai, N., Cohen, Y. and Friedman, J. (2009). The inheritance of volatile phenylpropenes in bitter fennel (Foeniculum vulgare  Mill. var. vulgare, Apiaceae) chemotypes and their distribution within the plant. Biochemical Systematics and Ecology 37: 308-316.

Lewinsohn, E. and Gijzen, M. (2009). Phytochemical diversity: The sounds of silent metabolism. Plant Science 176: 161-169.

Burger, Y., Paris, H., Cohen, R., Katzir, N., Tadmor, Y., Lewinsohn, E. and Schaffer, A.A., (2009). Genetic diversity of Cucumis melo. In "Horticultural Reviews" 36: 165-198. (ed. J. Janick ). Wiley-Blackwell, Hoboken, NJ, USA.

Schwab, W., Davidovich-Rikanati, R. and Lewinsohn, E. (2008). Biosynthesis of plant-derived flavor compounds. The Plant Journal 54: 712-732.

Krizevski, R., Dudai, N., Bar, E., Dessow, I. and Lewinsohn, E. (2008). Stereochemical determination of phenylpropylamino alkaloids and 1-phenyl 1,2-propanedione in khat (Catha edulis, Forsk.) leaves. Israel Journal of Plant Sciences 56: 207-213.

Gross, M., Lewinsohn, E., Dudai, N., Cohen, Y., and Friedman, J. (2008).
Flowering dynamics and crossability of different populations of bitter fennel (Foeniculum vulgare  Mill. var. vulgare, Apiaceae). Israel Journal of Plant Sciences 56: 215-226.

Zaks, A., Davidovich-Rikanati, R., Bar, E., Inbar, M., and Lewinsohn, E., (2008). Biosynthesis of linalyl acetate and other terpenes in lemon mint (Mentha aquatica var. citrata, Lamiaceae) glandular trichomes. Israel Journal of Plant Sciences 56: 233-244.

Larkov, O., Zaks, A., Bar, E., Lewinsohn, E., Dudai, N., Mayer A., and Ravid, U. (2008). Enantioselective monoterpenol acetylation in Origanum, Mentha and Salvia species. Phytochemistry 69: 2565-2571.

Davidovich-Rikanati, R., Lewinsohn, E., Bar, E., Iijima, Y., Pichersky, E., and Sitrit, Y. (2008). Overexpression of the lemon basil α-zingiberene synthase gene (ZIS) increases both mono- and sesquiterpene content in tomato fruit. The Plant Journal 56: 228-238.

Lewinsohn, E., Portnoy, V., Benyamini, Y., Bar, E., Harel-Beza, R., Gepstein, S., Giovannoni, J.J., Schaffer, A.A., Burger, Y., Tadmor, Y., and Katzir, N. (2008). Sesquiterpene biosynthesis in melon (Cucumis melo L.) rinds. Cucurbitaceae 2008, Proceedings of the IXthEUCARPIA meeting on genetics and breeding of Cucurbitaceae (Pitrat, M. ed.), INRA, Avignon (France). pp. 249-255. 

Katzir, N., Harel-Beza, R., Portnoy, V., Tzuri, G., Koren, E., Lev, S., Bar, E., Tadmor, Y., Burger, Y., Lewinsohn, E., Fei, Z., Giovannoni, J.J., and Schaffer, A.A. (2008). Melon fruit quality: a genomic approach. Cucurbitaceae 2008, Proceedings of the IXthEUCARPIA meeting on genetics and breeding of Cucurbitaceae (Pitrat, M. ed.), INRA, Avignon (France). pp. 231-240. 

Burger, Y., Tadmor, Y. Lewinsohn, E., Meir, A., Sa'ar, U., Katzir, N., Paris, H.S., and Schaffer, A.A., (2008). Melon fruit color, more than just looks. Proceedings of the IXthEUCARPIA meeting on genetics and breeding of Cucurbitaceae (Pitrat, M. ed.), INRA, Avignon (France). pp. 529-533. 

Portnoy, V., Benyamini, Y., Bar, E., Harel-Beza, R., Gepstein, S., Giovannoni, J.J., Schaffer, A.A., Burger, Y., Tadmor, Y., Lewinsohn, E. and Katzir, N. (2008).The molecular and biochemical basis for varietal variation in sesquiterpene content in melon (Cucumis melo L.) rinds. Plant Molecular Biology 66: 647-661.

Tadmor, Y., Katzir, N., Meir, A., Yaniv-Yaakov, A., Sa'ar, A., Baumkoler, F., Lavee, T., Lewinsohn, E., Schaffer, A.A. and Burger, J. (2007). Induced mutagenesis to augment the natural genetic variability of melon (Cucumis melo L.). Israel Journal of Plant Sciences55: 159-169.  

Krizevski, R., Dudai, N., Bar, E. and Lewinsohn, E. (2007). Developmental patterns of phenylpropylamino alkaloids accumulation in khat (Catha edulis, Forsk.). Journal of Ethnopharmacology 114: 432-438.

Davidovich-Rikanati, R., Sitrit, Y., Tadmor, Y., Iijima, Y., Bilenko, N., Bar, E., Carmona, B., Fallick, E., Dudai, N., Simon, J.E., Pichersky, E. and Lewinsohn, E. (2007). Enrichment of tomato flavor by diversion of the early plastidial terpenoid pathway. Nature Biotechnology 25: 899-901.

Davidovich-Rikanati, R., Azulay, Y., Sitrit, Y., Tadmor, Y. and Lewinsohn, E. (2007). Tomato aroma: biochemistry and biotechnology. In: "Biotechnology in Flavor Production" (eds. D. Havkin Frenkel and F. Belanger). Blackwell Publishing. Chapter 5. pp. 118-129 .

Tadmor, Y. and Lewinsohn, E. (2007). Frontiers in transgenic medicinal plants research. In: "Medicinal Plant Biotechnology, From Basic Research to Industrial Applications" (eds. O. Kayser and W. Quax,). WILEY-VCH, Weinheim, Germany. Vol. 2. pp. 375-395.

Aranovich, D., Lewinsohn, E. and Zaccai, M. (2007). Postharvest enhancement of aroma in transgenic lisianthus (Eustoma grandiflorum) using the Clarkia breweri benzyl alcohol acetyl transferase (BEAT) gene. Postharvest Biology and Technology 43: 255-260.

Sorek, N., Poraty, L., Sternberg, H., Bar, E., Lewinsohn, E., and Yalovsky, S. (2007).Activation status coupled transient S-acylation determines membrane partitioning of a plant Rho-related GTPase. Molecular and Cellular Biology 27: 2144-2154.

Larkov, O., Matasyoh, J.C., Dudai, N., Lewinsohn, E., Mayer, A.A. and Ravid, U. (2007). Distribution of piperitone oxide stereoisomers in Mentha and Micromeria species and their chemical syntheses. Flavour and Fragrance Journal 22: 328-333.

Ibdah, M., Azulay, Y., Portnoy, V., Wasserman, B., Bar, E., Meir, A., Burger, Y., Hirschberg, J., Schaffer, A.A., Katzir, N., Tadmor, Y., and Lewinsohn, E. (2006). Functional characterization of CmCCD1, a carotenoid cleavage dioxygenase from melon. Phytochemistry 67: 1579-1589.

Burger, Y., Sa'ar, U., Paris, H.S., Lewinsohn, E., Katzir, N., Tadmor Y., and Schaffer, A.A. (2006).Genetic variability for valuable fruit quality traits in Cucumis melo. Israel Journal of Plant Sciences 54: 233-242.

Gross, M., Joel, D.M., Cohen, Y., Bar, E., Friedman, J. and Lewinsohn, E. (2006). Ontogenesis of mericarps of bitter fennel (Foeniculum vulgare Mill. var. vulgare) as related to t-anethole accumulation. Israel Journal of Plant Sciences 54: 309-316.

Lewinsohn, E. (2006). Genetic engineering to modify the aroma of fruits and flowers.
In: Crops: Growth, Quality and Biotechnology. V. Plant Breeding and Biotechnology Application in Crops (ed. R. Dris). WFL Publishers, Helsinki, Finland. 9 pp.

Vainstein, A., Lewinsohn E. and Weiss, D. (2006). An integrated genomics approach to identifying floral scent genes in rose.In: Biology of Floral Scent. (eds. N. Dudareva and E. Pichersky). CRC Press, USA. Chapter 5 pp. 91-104.

Tholl, D., Chen, F., Iijima, Y., Fridman, E., Gang, D.R., Lewinsohn, E. and Pichersky E. (2006). Identifying substrates and products of enzymes of plant volatiles with the help of metabolic profiling. Proceedings of the 3d International Congress on Metabolomics. Ames, Iowa, USA.

Katzir, N., Portnoy, V., Benyamini, Y., Yariv, Y., Tzuri, G., Pompan-Lotan, M., Larkov, O., Bar, E., Ibdah, M., Azulay, Y., Ravid, U., Burger, Y., Schaffer, A.A. Tadmor, Y. and Lewinsohn, E. (2006). Functional genomics of genes involved in the formation of melon aroma. Proceedings of Cucurbitaceae 2006, Asheville, North Carolina, USA. pp. 31-38 

Tadmor, T., Paris, H.S., Meir, A., Schaffer, A.A. and Lewinsohn, E. (2005). The dual role of the pigmentation gene B in affecting carotenoid and Vitamin E content in pumpkin (Cucurbita pepo) mesocarp. Journal of Agricultural and Food Chemistry 53: 9759-9763.

Frydman, A., Weisshaus, O., Huhman, D.V., Sumner, L.W., Bar-Peled, M., Lewinsohn, E., Fluhr, R., Gressel, J., and Eyal, Y. (2005). Metabolic engineering of plant cells for transformation of hesperedin into neohesperidin, a substrate for production of the low-calorie sweetener and flavor enhancer NHDC. Journal of Agricultural and Food Chemistry 53: 9708-9712.

Lewinsohn, E., Sitrit, Y., Bar, E., Azulay Y., Ibdah, M., Meir, A., Yosef, E., Zamir, D., and Tadmor, Y. (2005). Not just color - Carotenoid degradation as a link between color and aroma in tomato and watermelon fruit. Trends in Food Science and Technology 16: 407-415.

Lewinsohn, E., Sitrit, Y., Bar, E., Azulay Y., Meir, A., Zamir, D., and Tadmor, Y. (2005). Carotenoid pigmentation affects the volatile composition of tomato and watermelon fruits, as revealed by comparative genetic analyses. Journal of Agricultural and Food Chemistry 53: 3142-3148.

Holland, D., Larkov, O., Bar Yaakov, I., Bar, E., Zax, A., Brandeis, E., Ravid, U., and Lewinsohn, E. (2005). Developmental and varietal differences in volatile ester formation and acetyl CoA: alcohol acetyl transferase activities in apple (Malus domestica Borkh.) fruit. Journal of Agricultural and Food Chemistry 53: 7198-7203.

Tadmor, Y., King, S., Levi, C., Davis, A., Meir, A., Wasserman, B., Hirschberg, J., and Lewinsohn, E. (2005). Comparative fruit colouration in watermelon and tomato. Food Research International 38 837-841.

Dafny-Yelin, M., Guterman, I., Menda, N., Ovadis, M., Shalit, M., Pichersky, E., Zamir, D., Lewinsohn, E., Adam, Z., Weiss, D. and Vainstein, A. (2005). Flower proteome: changes in protein spectrum during the advanced stages of rose petal development. Planta 222: 37-46.

Lewinsohn, E. and Tadmor, Y. (2005). Biotechnology in medicinal crops improvement. In: Handbook of Medicinal Plants. (eds. Z. Yaniv and U. Bachrach). The Haworth Press, Inc. Binghamton, NY. Chapter 12 pp. 235-260.

Pichesrky, E., Iijima, Y. and Lewinsohn, E. (2005). Characterization and Manipulation of Plant Aroma Genes. Proceedings of the American Chemical Society Symposium on Genetic Engineering in Flavor Chemistry: Applications and Potentials, Philadelphia, PA, USA. ACS Press. ACS Symposium Series. 

Iijima, Y., Gang, D., Fridman, E., Lewinsohn, E. and Pichersky, E. (2004). Characterization of geraniol synthase from the peltate glands of sweet basil (Ocimum basilicum). Plant Physiology 134: 370-379.

Wei, S., Marton, I., Dekel, M., Shalitin, D., Lewinsohn, E., Bravdo, BA. and Shoseyov, O. (2004). Manipulating volatile emission in tobacco leaves by expressing Aspergillus niger β-glucosidase in different subcellular compartments. Plant Biotechnology J. 2: 341-350.

Frydman, A., Weisshaus, O., Bar-Peled, M., Huhman, D., Sumner, L.W., Marin, F.M., Lewinsohn, E., Fluhr, R., Gressel, J. and Eyal, Y. (2004). Citrus fruit bitter flavors: Isolation and functional characterization of the gene Cm1,2RhaT encoding a 1,2 rhamnosyltransferase, a key enzyme in the biosynthesis of the bitter flavonoids of citrus. The Plant Journal 40: 88-100.

Larkov, O., Dunkelblum, E., Zada, A., Lewinsohn, E., Freiman, L., Dudai, N. and Ravid, U. (2004). Enantiomeric composition of (E)-and (Z)-sabinene hydrate and their acetates in five Origanum spp. Flavour and Fragrance Journal 20: 109-114.

Sitrit, Y., Ninio, R., Bar, E., Golan, E., Larkov, O., Ravid, U. and Lewinsohn, E. (2004). S-Linalool synthase activity in the fruit of the columnar cactus koubo [Cereus peruvianus (L.) Miller]. Plant Science 167: 1257-1262.

Shalit, M., Shafir, S., Larkov, O., Bar, E., Kaslassi, D., Adam, Z., Zamir, D., Vainstein, A., Weiss, D., Ravid, U. and Lewinsohn, E. (2004). Volatile compounds emitted by rose cultivars: fragrance perception by man and honey bees. Israel Journal of Plant Sciences 52: 245-255.

Iijima, Y., Davidovich-Rikanati, R., Fridman, E., Gang, D.R., Bar, E., Lewinsohn, E. and Pichersky, E. (2004). The biochemical and molecular basis for the divergent patterns in the biosynthesis of terpenes and phenylpropenes in the peltate glands of three cultivars of basil. Plant Physiology 136: 3724-3736.

Dudai, N., Larkov, O. and Lewinsohn, E. (2004). Simple colorimetric measurement of citral in lemon scented essential oils using Schiff's reagent. In L.E. Craker, J.E. Simon, A. Jatisatienr, E. Lewinsohn, eds. Proceedings of the XXVI International Horticultural Congress, The Future for Medicinal and Aromatic Plants. Toronto, Canada. Acta Horticulturae (ISHS) 629: 499-504.

Lewinsohn, E. (2004). Linking chemistry and genomics for the study of secondary metabolism in aromatic and medicinal plants. In L.E. Craker, J.E. Simon, A. Jatisatienr, E. Lewinsohn, eds.Proceedings of the XXVI International Horticultural Congress,The Future for Medicinal and Aromatic Plants. Toronto, Canada. Acta Horticulturae (ISHS) 629: 435-447.

Lewinsohn, E., Azulay, Y., Bar, E., Meir, A., Hirschberg, J., Zamir, D. and Tadmor, Y. (2004). More than just colours... Carotenoid pigments are key precursors for aroma compounds in tomato and watermelon. In L. Dufossé ed. Pigments in Food, More Than Colours..., Proceedings of the  3rd International Congress on Pigments in Food. Université de Bretagne Occidentale, Quimper, France. pp. 20-22.

Yariv, Y., Portnoy, V., Burger,Y., Benyamini, Y., Lewinsohn, E., Tadmor, Y., Ravid, U., White, R., Giovannoni, J., Schaffer, A.A. and Katzir, N. (2004). Isolation and characterization of fruit-related genes in melons (Cucumis melo) using SSH and macroarray techniques. In Lebeda A. and Paris, H.S. eds.Proceedings of Cucurbitaceae 2004, the 8th EUCARPIA Meeting on Cucurbit Genetics and Breeding. Olomouc, Czech Republic. pp. 491-497.

Lewinsohn, E., Benyamini, Y., Yariv, Y., Portnoy, V., Falah, M., Larkov, O., Bar, E., Ravid, U., Tadmor, Y., Burger, Y.,  Schaffer, A.A. and Katzir, N. (2004). Multidisciplinary genomic approaches for the identification and characterization of genes involved in the formation of melon aroma. Proceedings of the APEC Symposium on Quality Management in Postharvest Systems. Bangkok, Thailand. pp. 57-63.

Ninio, R., Lewinsohn, E., Mizrahi, Y. and Sitrit, Y. (2003). Changes in sugars, acids and volatiles during ripening of koubo (Cereus peruvianus [L.] Miller) fruits. Journal of Agricultural and Food Chemistry 51: 797-801.

Dudai, N., Larkov, O., Chaimovitsh, D., Lewinsohn, E., Freiman, L. and Ravid, U. (2003). Essential oil compounds of Origanum dayi Post. Flavour and Fragrance Journal 18: 334-337.

Shalit, M., Guterman, I., Volpin, H., Bar, E., Tamari, T., Menda, N., Adam, Z., Zamir, D., Vainstein, A., Weiss, D., Pichersky, E. and Lewinsohn, E. (2003). Volatile ester formation in roses. Identification of an acetyl-coenzyme A: geraniol / citronellol acetyltransferase in developing rose petals. Plant Physiology 131: 1868-1876.

Ninio, R., Lewinsohn, E., Mizrahi, Y. and Sitrit, Y. (2003). Quality attributes of stored koubo (Cereus peruvianus [L.] Miller) fruit. Postharvest Biology and Technology 30: 273-280.

Sharon-Asa, L., Shalit, M., Frydman, A., Bar, E., Holland, D., Or, E., Lavi, U., Lewinsohn, E. and Eyal, Y. (2003). Citrus fruit flavor and aroma biosynthesis: Isolation, functional characterization and developmental regulation of Cstps1, a key gene in the production of the sesquiterpene aroma compound valencene. The Plant Journal 36: 664-674.

Sitrit, Y. Loison, S., Ninio, R., Dishon E., Bar, E., Lewinsohn, E. and Mizrahi, Y. (2003). Characterization of monkey orange (Strychnos spinosa Lam.), a potential new crop for arid regions. Journal of Agricultural and Food Chemistry 51: 6256-6260.

Lewinsohn, E., Shalit, M., Gang, D. Lavid, N., Bar, E., Weiss, D., Vainstein, A., Adam, Z., Zamir, D., Dudareva, N., Zaccai, M., Simon, J.E. and Pichersky, E. (2003). Functional genomics to isolate genes involved in fragrance production for genetic engineering of scent in flowers. Proceedings of the 10th International Congress of Plant Tissue Culture & Biotechnology. International Association for Plant Tissue Culture & Biotechnology. Orlando, FL. USA. Plant Biotechnology, 2002 and Beyond, Vasil, I.K. Ed., Kluwer Academic Publishers. Dordrecht, pp. 329-332.

Vainstein, A., Adam, Z., Zamir, D. Weiss, D. Lewinsohn, E. and Pichersky E. (2003). Rose fragrance: genomic approaches and metabolic engineering.
In G. Forkmann, B. Hauser, S. Michaelis eds., Proceedings of the 21th International EUCARPIA Symposium: Classical versus Molecular Breeding of Ornamentals, Freising-Weihenstephan, Germany.
Acta Horticulturae (ISHS) 612: 105-113.

Sitrit, Y., Lewinsohn, E., Ninio, R. and Mizrahi, Y. (2003). Storage improves the quality of Cereus peruvianus fruit. In S. Kanlayanarat, W.B. McGlasson eds., Proceedings of the APEC Symposium on Postharvest Handling Systems, Bangkok, Thailand, pp. 163-166.

Lewinsohn, E., Sitrit, Y., Loison, S., Ninio, R. Dishon, E., Bar, E. and Mizrahi, Y. (2003). Flavor determinants of monkey orange fruits (Strychnos spinosa Lam.) during storage. In S. Kanlayanarat, W.B. McGlasson eds., Proceedings of the APEC Symposium on Postharvest Handling Systems, Bangkok, Thailand, pp. 261-263.

Lavy, M., Zuker, A., Lewinsohn, E., Larkov, O., Ravid, U., Vainstein, A. and Weiss, D. (2002). Linalool and linalool oxide production in transgenic carnation flowers expressing the Clarkia breweri linalool synthase gene. Molecular Breeding 9: 103-111.

Gang, D., Simon J, Lewinsohn, E. and Pichersky, E. (2002). Peltate glandular trichomes of Ocimum basilicum L. (sweet basil) contain high levels of enzymes involved in the biosynthesis of phenylpropenes. Journal of Herbs Spices and Medicinal Plants 9: 189-195.

Gang, D., Lavid, N., Zubieta, C., Cheng, F., Beuerle, T., Lewinsohn, E., Noel, J.P. and Pichersky, E. (2002). Characterization of phenylpropene O-methyltransferases from sweet basil: facile change of substrate specificity and convergent evolution within a plant O-methyltransferase family. Plant Cell 14: 505-519.

Tadmor, Y., Fridman, E., Gur, A., Larkov, O., Lastochkin, E., Ravid, U., Zamir, D. and Lewinsohn, E. (2002). Identification of malodorous, a wild species allele affecting tomato aroma that was selected-against during domestication. Journal of Agricultural and Food Chemistry 50: 2005-2009.

Lavid, N., Schwab, W., Kafkas, E., Koch-Dean, M., Bar, E., Larkov, O., Ravid, U. and Lewinsohn, E. (2002). Aroma biosynthesis in strawberry: S-adenosyl methionine: furaneol O-methyltransferase activity in ripening fruits. Journal of Agricultural and Food Chemistry 50: 4025-4030.

Wein, M., Lavid, N. , Lunkenbein, S., Lewinsohn, E., Schwab, W. and Kaldenhoff, R. (2002). Isolation, cloning and expression of a multifunctional O-methyltransferase capable of forming 2,5-dimethyl-4-methoxy-3(2H)-furanone, one of the key aroma compounds in strawberry fruits. The Plant Journal 31: 755-765.

Lavid, N., Wang, J., Shalit, M., Guterman, I., Bar, E., Beuerle, T., Menda, N., Shafir, S., Zamir, D., Adam, Z., Vainstein, A., Weiss, D., Pichersky, E. and Lewinsohn, E. (2002).O-Methyltransferases involved in the biosynthesis of volatile phenolic derivatives in rose petals. Plant Physiology 129: 1899-1907.

Guterman, I., Shalit, M., Menda, M., Piestun, D., Dafny-Yelin, M., Shalev, G., Bar, E., Davydov, O., Ovadis, M., Emanuel, M., Wang, J., Adam, Z., Pichersky, E., Lewinsohn, E., Zamir, D., Vainstein, A. and Weiss, D. (2002). Rose Scent: Genomics approach to discovering novel floral fragrance-related genes. Plant Cell 14: 2325-2338.

Gross, M., Friedman, J., Dudai, N., Larkov, O., Cohen, Y., Bar, E., Ravid, U., Putievsky, E. and Lewinsohn, E. (2002). Biosynthesis of estragole and t-anethole in bitter fennel (Foeniculum vulgare Mill. var. vulgare) chemotypes. Changes in SAM:phenylpropene O-methyltransferase activities during development. Plant Science 163: 1047-1053.

Galili, G., Galili, S., Lewinsohn, E. and Tadmor, Y. (2002). Genetic, molecular and genomic approaches to improve the value of plant food and feeds. Critical Reviews in Plant Sciences 21: 167-204.

Lewinsohn, E., Dudai, N., Larkov, O., Ziv-Raz, I., Gross, M., Tadmor, Y., Bar, E., Friedman, J., Shoham, Y., Ravid, U., Pichersky, E. and Putievsky, E. (2002). O-Methyltransferases involved in the formation of t-anethole, estragole, and methyl eugenol in wild and cultivated aromatic plants.Proceedings of the International Workshop on Agricultural and Quality Aspects of Medicinal and Aromatic Plants, Adana, Turkey, May 29-June 1, 2001, Ozguven M, Ed., pp. 39-54.

Schwab, W., Wein, M., Lunkenbein, S., Lavid, N., Lewinsohn, E. and Kaldenhoff, R. (2002). Isolation, cloning and expression of a multifunctional O-methyltransferase forming 2,5-dimethyl-4-methoxy-3(2H)-furanone, one of the key aroma compounds in strawberry fruits. Flavour Research at the Dawn of the Twenty-first Century. (Eds J.L. Le Quéré and P.X. Etiévant). Proceedings of The Weurman Flavour Research Symposium, June 2002, Dijon, France. Editions TEC & DOC, Paris. pp. 338-343.

Yariv, Y., Portnoy, V., Burger, Y., Debbi, H., Tzuri, G., Mozes-Daube, N., Lewinsohn, E., Katzir, N., Giovannoni, J., Wihite, R. and Schaffer, A.A. (2002). The isolation and characterization of fruit ripening-related genes in melon (Cucumis melo) - A genomic approach. In: Maynard, D.N. (ed). Cucurbitaceae 2002, Florida, USA. ASHS Press, Alexandria, VA. pp. 421-426.

Gang, D.R., Wang, J., Dudareva, N., Nam, K.H., Simon, J., Lewinsohn, E. and Pichersky, E. (2001). An investigation of the storage and biosynthesis of phenylpropenes in sweet basil (Ocimum basilicum L.). Plant Physiology 125: 539-555.

Shalit, M., Katzir, N., Tadmor, Y., Larkov, O., Burger, Y., Shalechet, F., Lastochkin, E., Ravid, U., Amar, O., Edelstein, M., Karchi, Z. and Lewinsohn, E. (2001). Acetyl CoA: alcohol acetyl transferase activity and aroma formation in ripening melon fruits. Journal of Agricultural and Food Chemistry 49: 794-799.

Lavid, N., Schwartz, A. Lewinsohn, E. and Tel-Or, E. (2001). Phenols and phenol oxidases are involved in cadmium accumulation in the water plants Nymphoides peltata (Menyanthaceae) and Nymphaeae (Nymphaeaceae). Planta 214: 189-195.

Wein, M., Lewinsohn, E. and Schwab W. (2001). Metabolic fate of isotopes during the biological transformation of carbohydrates into 2,5-dimethyl-4-hydroxy-3(2H)-furanone. Journal of Agricultural and Food Chemistry 49: 2427-2432.

Dudai, N., Larkov, O., Ravid, U., Putievsky, E. and Lewinsohn, E. (2001). Developmental control of monoterpene content and composition in Micromeria fruticosa (L.) Druce. Annals of Botany 88: 349-354.

Lewinsohn, E., Schalechet, F., Wilkinson, J., Matsui, K., Tadmor, K., Nam, K.H., Amar, O., Lastochkin, E., Larkov, O., Ravid, U., Hiatt, W., Gepstein, S. and Pichersky, E. (2001). Enhanced levels of the aroma and flavor compound S-linalool by metabolic engineering of the terpenoid pathway in tomato fruits.  Plant Physiology 127: 1256-1265. [Editors' Choice, Augmenting an Appealing Aroma, Science 294:179 (2001)].

Vainstein, A., Lewinsohn, E., Pichersky, E. and Weiss D. (2001). Floral fragrance - new inroads into an old commodity. Plant Physiology 127: 1383-1389.

Guterman, I., Dafny-Yelin, M., Shalit, M., Emanuel, M., Shaham, M., Piestun, D. Zuker, A., Ovadis, M., Lavy, M, Lavid, N., Lewinsohn, E., Pichersky, E., Vainstein, A., Zamir, D., Adam, Z. and Weiss, D. (2001).  An integrated genomic approach to discovering fragrance-related genes in rose petals. Flowering Newsletter 32: 31-37.

Zaccai, M., Lewinsohn, E. and Pichersky, E. (2001). Modifying Lisianthus traits by genetic engineering. In J. Van Huylenbroeck, E. van Bockstaele, and P. Debergh eds. Proceedings of the 20th. EUCARPIA International Meeting, Strategies for New Ornamentals, Acta Horticulturae 552: 137-142. Melle, Belgium.

Shalit, M., Katzir, N., Larkov, O., Burger, Y., Shalechet, F., Lastochkin, E., Ravid, U., Amar, O., Edelstein, M. and Lewinsohn, E. (2000). Aroma formation in muskmelons. Volatile acetates in ripening fruits. In N. Katzir and H.S. Paris eds., Proceedings of Cucurbitaceae 2000, 7th Eucarpia Meeting on Cucurbit Genetics and Breeding. Acta Horticulturae 510: 455-461. Leuven Belgium

Tadmor, Y., Larkov, O., Meir, A., Minkoff, M., Lastochkin, E., Edelstein, M., Levin, S., Wong, J., Rocheford, T. and Lewinsohn, E. (2000). Reversed-phase high performance liquid chromatographic determination of vitamin E components in maize kernels. Phytochemical Analysis 11: 370-374.

Dudai, N., Larkov, O., Putievsky, E., Lerner, H.R., Ravid, U., Lewinsohn, E. and Mayer, A.M. (2000). Biotransformation of constituents of essential oils by germinating wheat seed. Phytochemistry 55: 375-382.

Lewinsohn, E., Ziv-Raz, I., Dudai, N., Tadmor, Y., Lastochkin, E., Larkov, O., Chaimovitsh, D., Ravid, U., Putievsky, E., Pichersky, E. and Shoham, Y. (2000). Biosynthesis of estragole and methyl-eugenol in sweet basil (Ocimum basilicum L.). Developmental and chemotypic association of allylphenol O-methyltransferase activities. Plant Science 160: 27-35.

Dudai, N., Lewinsohn, E., Larkov, O., Katzir, I., Ravid, U., Chaimovitsh, D., Sa'adi, D. and Putievsky, E. (1999). Dynamics of yield components and essential oil production in a commercial hybrid sage (Salvia officinalis x Salvia fruticosa cv. Newe Ya'ar No. 4). Journal of Agricultural and Food Chemistry 47: 4341-4345.

Putievsky, E., Paton, A., Lewinsohn, E., Ravid, U., Haimovich, D., Katzir, I., Saadi, D. and Dudai. N. (1999). Crossability and relationship between morphological and chemical varieties of Ocimum basilicum L. Journal of Herbs, Spices and Medicinal Plants 6: 11-24.

Barazani, O., Fait, A., Cohen, Y., Diminshtein, S., Ravid, U., Putievsky, E., Lewinsohn, E. and Friedman, J. (1999). Chemical variation among indigenous populations of Foeniculum vulgare  var. vulgare  in Israel. Planta Medica 65: 486-489.

Tadmor, Y., Lewinsohn, E., Abo-Moch, F., Bar-Zur, A. and Mansour, F. (1999). Antibiosis of maize inbred lines to the carmine spider mite, Tetranychus cinnabarinus (Acari: Tetranychidae). Phytoparasitica 27: 35-41.

Lewinsohn, E., Dudai, N., Tadmor, Y., Katzir, I. Ravid, U., Putievsky, E. and Joel, D.M., (1998). Histochemical localization of citral accumulation in lemongrass leaves (Cymbopogon citratus (DC.) Stapf., Poaceae). Annals of Botany 81: 35-39.

Ravid, U., Putievsky, E., Katzir, I. and Lewinsohn, E. (1997). Enantiomeric composition of linalol in the essential oils of Ocimum species and in commercial basil oils. Flavour and Fragrance Journal 12: 293-296.

Ravid, U., Putievsky, E., Katzir, I., Lewinsohn E. and Dudai, N. (1997). Identification of (1R)-verbenone in essential oils of Rosmarinus officinalis L. Flavour and Fragrance Journal 12: 109-112.

Pichersky, E., Lewinsohn, E. and Croteau, R. (1995). Purification and characterization of S-linalool synthase, an enzyme involved in the production of floral scent in Clarkia breweri. Archives of Biochemistry and Biophysics 316: 803-807.

Steele, C.L., Lewinsohn, E. and Croteau, R. (1995). Induced oleoresin biosynthesis in grand fir as a defense against bark beetles. Proceedings of the National Academy of Sciences of the USA 92: 4164-4168.

Lewinsohn, E., Steele, C.L. and Croteau, R. (1994). Simple isolation of functional RNA from woody stems of gymnosperms. Plant Molecular Biology Reporter 12: 20-25.

Lewinsohn, E., Worden, E. and Croteau, R. (1994). Monoterpene cyclases in grand fir callus cultures. Modulation by elicitors and plant growth regulators. Phytochemistry 36: 651-656.

Funk, C., Lewinsohn, E., Stofer Vogel, B., Steele, C.L. and Croteau, R. (1994). Regulation of oleoresinosis in grand fir (Abies grandis). Coordinated induction of monoterpene and diterpene cyclases and two cytochrome P450-dependent diterpenoid hydroxylases by stem wounding. Plant Physiology 106: 999-1005.

Lewinsohn, D., Lewinsohn, E., Bertagnolli, C.D. and Partridge, A.D. (1994). Blue-stain fungi and their transport structures on the Douglas-fir beetle. Canadian Journal of Forest Research 24: 2275-2283.

Pichersky, E., Raguso, R.A., Lewinsohn, E. and Croteau, R. (1994). Floral scent production in Clarkia (Onagraceae). I. Localization and developmental modulation of monoterpene emission and linalool synthase activity. Plant Physiology 106: 1533-1540.

Lewinsohn, E., Gijzen, M., Muzika, R.M., Barton, K. and Croteau, R. (1993). Oleoresinosis in grand fir (Abies grandis) saplings and mature trees. Modulation of this wound response by light and water stresses. Plant Physiology 101: 1021-1028.

Lewinsohn, E., Savage, T.J., Gijzen, M. and Croteau, R. (1993). Simultaneous analysis of monoterpenes and diterpenoids of conifer oleoresin. Phytochemical Analysis 4: 220-225.

Lewinsohn, E., Gijzen, M. and Croteau, R. (1992). Wound-inducible pinene cyclase from grand fir: purification, characterization and renaturation after SDS-PAGE. Archives of Biochemistry and Biophysics 293: 167-173.

Gijzen, M., Lewinsohn, E. and Croteau, R. (1992). Antigenic cross-reactivity among monoterpene cyclases from the grand fir and induction of these enzymes upon stem wounding. Archives of Biochemistry and Biophysics 294: 670-674.

Lewinsohn, E., Gijzen, M., Savage, T.J. and Croteau, R. (1991). Defense mechanisms of conifers. Relationship of monoterpene cyclase activity to anatomical specialization and oleoresin monoterpene content. Plant Physiology 96: 38-43.

Lewinsohn, E., Gijzen, M. and Croteau, R. (1991). Defense mechanisms of conifers. Differences in constitutive and wound-induced monoterpene biosynthesis among species. Plant Physiology 96: 44-49.

Gijzen, M., Lewinsohn, E. and Croteau, R. (1991). Characterization of the constitutive and wound-inducible monoterpene cyclases of grand fir (Abies grandis). Archives of Biochemistry and Biophysics 289: 267-273.

Bar-Peled, M., Lewinsohn, E., Fluhr, R. and Gressel, J. (1991). UDP-rhamnose: flavanone-7-O-glucoside-2"-O-rhamnosyl-transferase. Purification and characterization of an enzyme catalyzing the production of bitter compounds in citrus. Journal of Biological Chemistry 266: 20953-20959.

Lewinsohn, E., Berman, E., Mazur, Y. and Gressel, J. (1989). (7) Glucosylation and (1-6) rhamnosylation of exogenous flavanones by undifferentiated Citrus cell cultures. Plant Science 61: 23-28.

Lewinsohn, E., Britsch, L., Mazur, Y. and Gressel, J. (1989). Flavanone glycoside biosynthesis in Citrus. Chalcone synthase, UDP-glucose:flavanone-7-O-glucosyl-transferase and rhamnosyl-transferase activities in cell-free extracts. Plant Physiology 91: 1323-1328.

Gavish, H., Lewinsohn, E., Vardi, A. and Fluhr, R. (1989). Production of flavanone-neohesperidosides in Citrus embryos. Plant Cell Reports 8: 391-394. 

Lewinsohn, E., Berman, E., Mazur, Y. and Gressel, J. (1986). Glucosylation of exogenous flavanones by grapefruit (Citrus paradisi) cell cultures. Phytochemistry 25: 2531-2535. 

Lewinsohn, E. and Gressel, J. (1984). Benzyl viologen mediated counteraction of diquat and paraquat phytotoxicities. Plant Physiology 76: 125-130.

Lewinsohn, E. and Gressel, J. (1983). The determination of chlorophylls a and b together with 14CO2 fixation in the same plant tissue samples. Analytical Biochemistry 135: 438-442.

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