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United States Department of Agriculture

Agricultural Research Service

Related Topics

Gary Takeoka
Healthy Processed Foods Research
Research Chemist

Phone: (510) 559-5668
Fax: (510) 559-5828
Room 1133
USDA, ARS, PWA, WRRC-PFR
800 BUCHANAN STREET
ALBANY, CA, 94710

Projects
Optimization of the Nutritional, Functional, and Sensory Properties of Raw and Processed Legumes, Grains, and Specialty Crops
Appropriated (D)
  Accession Number: 419936

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Physicochemical and nutritional properties of black- and red-pericarp rice subjected to different degrees of milling. - (Peer Reviewed Journal) - (08-May-14)
Centrifugation as a pre-treatment in olive mill wastewater processing (abstract) - (Abstract Only) - (12-Feb-14)
Volatile constituents of commercial imported and domestic black-ripe table olives (Olea europaea) Reprint Icon - (Peer Reviewed Journal)
Sansone-Land, A., Takeoka, G.R., Shoemaker, C. 2013. Volatile constituents of commercial imported and domestic black-ripe table olives (Olea europaea). Journal of Food Chemistry. 149:285-295. DOI.org/10.1016/j.foodchem.2013.10.090.
Cooked carrots volatiles. AEDA and odor activity comparisons. Identification of Linden Ether as an important aroma component Reprint Icon - (Peer Reviewed Journal)
Buttery, R.G., Takeoka, G.R. 2013. Cooked carrots volatiles. AEDA and odor activity comparisons. Identification of Linden Ether as an important aroma component. Journal of Agricultural and Food Chemistry. 61:9063-9066. DOI:10.1021/jf402827e.
A review of flavor, aroma and color enhancement in gluten free and conventional pastries, waffles and dairy desserts with mesquite pod mesocarp flour (abstract) - (Abstract Only) - (12-Feb-13)
Shelf-life of infrared dry-roasted almonds Reprint Icon - (Peer Reviewed Journal)
Yang, J., Pan, Z., Takeoka, G.R., Mackey, B.E., Bingol, G., Brandl, M., Garcin, K., Mchugh, T.H., Wang, H. 2012. Shelf-life of infrared dry-roasted almonds. Journal of Food Chemistry. 138(1):671-678. DOI: 10.1016/j.foodchem.2012.09.142.
Antioxidant activity, phenolic and anthocyanin contents of various rhubarb (Rheum-spp.) varieties Reprint Icon - (Peer Reviewed Journal)
Takeoka, G.R., Dao, L.T., Harden, L.A., Pantoja, A., Kuhl, J.C. 2012. Antioxidant activity, phenolic and anthocyanin contents of various rhubarb (Rheum-spp.) varieties. Journal of Food Chemistry. DOI: 10.1111/j.1365-2621.2012.03174.x.
Pod mesocarp flour of North and South American species of Leguminous tree (mesquite): Composition and food applications Reprint Icon - (Peer Reviewed Journal)
Felker, P., Takeoka, G.R., Dao, L.T. 2012. Pod mesocarp flour of North and South American species of Leguminous tree (mesquite): Composition and food applications. Food Reviews International. 29(1):49-66. DOI: 10.1080/87559129.2012.692139.
Preparation and characterization of 2-formyl-1,4,5,6-tetrahydropyridine, a compound with a cracker-like odor - (Peer Reviewed Journal)
Takeoka, G.R., Buttery, R.G. 2012. Preparation and characterization of 2-formyl-1,4,5,6-tetrahydropyridine, a compound with a cracker-like odor. Journal of Food Chemistry. 132:2131-2134.
Progress in authentication of food and wine Reprint Icon - (Book / Chapter)
Takeoka, G.R., Ebeler, S.E. 2011. Progress in authentication of food and wine. American Chemical Society Symposium Series. p. 1-11. DOI:10.1021/bk-2011-1081.ch001.
Volatile non-terpenoid hydrocarbons from Ligusticum grayi roots Reprint Icon - (Peer Reviewed Journal)
Cool, L.G., Takeoka, G.R., Vermillion, K. 2011. Volatile non-terpenoid hydrocarbons from Ligusticum grayi roots. Phytochemistry Letters. 4:158-160.
Irregular sesquiterpenoids from Ligusticum grayi roots Reprint Icon - (Peer Reviewed Journal)
Cool, L.G., Vermillion, K., Takeoka, G.R., Wong, R.Y. 2010. Irregular sesquiterpenoids from Ligusticum grayi roots. Phytochemistry. 71 (2010), pp. 1545–1557 doi:10.1016/j.phytochem.2010.06.003.
Phenolic Content of Raisin Grape Varieties and Genotypes - (Peer Reviewed Journal)
Breksa III, A.P., Takeoka, G.R., Hidalgo, M., Vilches, A.M., Vasse, J., Ramming, D.W. 2010. Phenolic Content of Raisin Grape Varieties and Genotypes. Food Chemistry. 121, 740-745.
Headspace Volatiles of Scutellaria Baicalensis Georgi Flowers - (Peer Reviewed Journal)
Takeoka, G.R., Rodriguez, D.M., Dao, L.T., Patterson, R. 2010. Headspace Volatiles of Scutellaria Baicalensis Georgi Flowers. Journal of Essential Oil Bearing Plants. 12(4), 435-442.
Identification of 5,6-dihydro-6-propyl-2H-pyran-2-one as the Major Volatile Constituent in Mesquite (Prosopis) Flour - (Peer Reviewed Journal)
Takeoka, G.R., Wong, R.Y., Dao, L.T., Felker, P. 2009. Identification of 5,6-dihydro-6-propyl-2H-pyran-2-one as the Major Volatile Constituent in Mesquite (Prosopis) Flour. Food Chemistry. 115:1025-1027
Volatile Constituents of Mesquite (Prosopis) Pods - (Proceedings)
Takeoka, G.R., Felker, P., Prokopiuk, D., Dao, L.T. Volatile constituents of mesquite (prosopis) pods. American Chemical Society Symposium Series 988, Chapter 9:98-108.
Antiplatelet Activities of Newly Synthesized Derivatives of Piperlongumine Reprint Icon - (Peer Reviewed Journal)
Park, B-S., Son, D-J., Choi, W-S., Takeoka, G.R., Han, S.O., Kim, T-W., Lee, S-E. 2008. Antiplatelet Activities of Newly Synthesized Derivatives of Piperlongumine. Phytotherapy Research. DOI: 10.1002/ptr.2432.
Studies on the Aroma of Five Fresh Tomato Cultivars and the Precursors of the cis- and trans-4,5-Epoxy-(E)-2-Decenals and Methional - (Peer Reviewed Journal)
Mayer, F., Takeoka, G.R., Buttery, R.G., Whitehand, L.C., Naim, M., Rabinowitch, H.D. 2008. Studies on the Aroma of Five Fresh Tomato Cultivars and the Precursors of the cis- and trans-4,5-Epoxy-(E)-2-Decenals and Methional. Journal of Agricultural and Food Chemistry. 56:3749-3757.
Anthocyanins - (Book / Chapter)
Takeoka, G.R., Dao, L.T. 2008. Anthocyanins. Book Chapter. In: Methods of Analysis for Functional Foods and Nutraceuticals, 2nd Edition, Hurst, J., Ed.: CRC Press, Taylor & Francis Group: Boca Raton. 247-276.
Volatile Constituents of the Aerial Parts of Salvia apiana Jepson - (Peer Reviewed Journal)
Takeoka, G.R., Hobbs, C., Park, B.-S. 2010. Volatile Constituents of the Aerial Parts of Salvia apiana Jepson. Journal of Essential Oil Research. 22: 241-244.
Antimalarial Activity of Anthothecol Derived from Khaya anthotheca (Meliaceae) Reprint Icon - (Peer Reviewed Journal)
Lee, S-E., Kim, M-R., Kim, J-H., Takeoka, G.R., Kim, T-W., Park, B-S. 2008. Antimalarial Activity of Anthothecol Derived from Khaya anthotheca (Meliaceae). Phytomedicine 15:533-535.
Headspace Volatiles of Scutellaria californica A. Gray Flowers - (Peer Reviewed Journal)
Takeoka, G.R., Dao, L.T., Rodriguez, D.M., Patterson, R. 2008. Headspace Volatiles of Scutellaria californica A. Gray Flowers. Journal of Essential Oil Research. 20:169-171.
Inhibitory Effects of Tabebuia Impetiginosa Inner Bark Extract on Platelet Aggregation and Vascular Smooth Muscle Cell Proliferation Through Suppressions of Arachidonic Acid Liberation and Erk1/2 Mapk Activation - (Peer Reviewed Journal)
Son, D-J., Lim, Y., Park, Y-H., Chang, S-K, Yun, Y-P., Hong, J-T., Takeoka, G.R., Lee, K-G., Lee, S-E, Kim, M-R., Kim, J-H, Park, B-S. 2006. Inhibitory effects of tabebuia impetiginosa inner bark extract on platelet aggregation and vascular smooth muscle cell proliferation through suppressions of arachidonic acid liberation and ERK1/2 MAPK activation. Journal of Ethnopharmacology. 108(1):148-151.
Antibacterial Activity of Tabebuia Impetiginosa Martius Ex DC (Taheebo) Against Helicobacter Pylori - (Peer Reviewed Journal)
Park, B., Lee, H., Lee, S., Piao, X., Takeoka, G.R., Wong, R.Y., Ahn, Y., Kim, J. 2005. Antibacterial activity of tabebuia impetiginosa martius ex dc (taheebo) against helicobacter pylori. Journal of Ethnopharmacology 105:255-262.
Curcuma Longa L. Constituents Inhibit Sortase a and Staphylococcus Aureus Cell Adhesion to Fibrone - (Peer Reviewed Journal)
Park, B-S., Kim, J-G., Kim, M-R., Lee, S-E., Takeoka, G.R., Oh, K-B., Kim, J-H. 2005. Curcuma longa L. Constituents Inhibit Sortase A and Staphylococcus aureus Cell Adhesion to Fibronectin. Journal of Agricultural and Food Chemistry, 53:9005-9009.
Identification of Benzalkonium Chloride in Commercial Grapefruit Seed Extracts - (Peer Reviewed Journal)
Takeoka, G.R., Dao, L.T., Wong, R.Y., Harden, L.A. 2005. Identification of Benzalkonium Chloride in Commercial Grapefruit Seed Extracts. Journal of Agricultural and Food Chemistry. 53:7630-7636.
Delphinidin 3-O-(2-O-Beta-D-Glucopyranosyl-Alpha-L-Arabinopyranoside), a Novel Anthocyanin Identified in Beluga Black Lentils - (Peer Reviewed Journal)
Takeoka, G.R., Dao, L.T., Tamura, H., Harden, L.A. 2005. Delphinidin 3-O-(2-O-Beta-D-Glucopyranosyl-Alpha-L-arabinopyranoside): A Novel Anthocyanin Identified in Beluga Black Lentils. Journal of Agricultural and Food Chemistry. Vol 53. p. 4932-4937.
Inhibitory Effects of Erinacol on Proliferation of Vascular Smooth Muscle Cells and Its Protective Effect on Cc1 4-Induced Hepatic Damage - (Peer Reviewed Journal)
Choi, W-S., Kim, C-J., Park, B-S., Lee, S-E., Takeoka, G.R., Kim, D-G., Lanpiao, X., Kim, J-H. 2005. Inhibitory effect on proliferation of vascular smooth muscle cells and protective effect on CC1 4-induced hepatic damage of HEAI extract. Journal of Ethnopharmacology. 100:176-179.
Authentication of Commercial Grapefruit Seed Extracts - (Abstract Only)
Takeoka, G.R., Dao, L.T., Wong, R.Y., Harden, L.A. 2005. Authentication of commercial grapefruit seed extracts. Meeting Abstract. AFGD Paper No. 50, ACS Nat'l Meeting, March 2005, San Diego, CA.
Selective Growth-Inhibiting Effects of Compounds Identified in Tabebuia Impetiginosa Inner Bark on Human Intestinal Bacteria - (Peer Reviewed Journal)
Park, B.-S., Kim, J.-R., Lee, S.-E., Kim, K.-S., Takeoka, G.R., Ahn, Y.-J., Kim, J.-H. 2005. Selective Growth-Inhibiting Effects of Compounds Identified in Tabebuia impetiginosa Inner Bark on Human Intestinal Bacteria. Journal of Agricultural and Food Chemistry. Vol. 53, p. 1152-1157.
Antioxidant Activity and Characterization of Volatile Constituents of Beechwood Creosote - (Peer Reviewed Journal)
Lee, K.-G., Lee, S.-E., Takeoka, G.R., Kim, J.-H., Park, B.-S. 2005. Antioxidant activity and characterization of volatile constituents of beechwood creosote. Journal of the Science of Food and Agriculture. Vol. 85. p. 1580-1586.
Effects of Ammonium to Nitrate Ratio and Salinity on Yield and Fruit Quality of Large and Small Tomato Fruit Hybrids - (Peer Reviewed Journal)
Ben-Oliel, G., Kant, S., Naim, M., Rabinowitch, H., Takeoka, G.R., Buttery, R.G., Kafkafi, U. 2004. Effects of Ammonium to Nitrate Ratio and Salinity on Yield and Fruit Quality of Large and Small Tomato Fruit Hybrids. Journal of Plant Nutrition. 2004. Vol 27, No. 10. p. 1795-1812.
Some Unusual Minor Volatile Components of Tomato - (Peer Reviewed Journal)
Buttery, R.G., Takeoka, G.R., 2004. Some unusual minor volatile components of tomato. Journal of Agricultural and Food Chemistry. 52:6264-6266.
Antioxidant Activity and Characterization of Volatile Constituents of Beechwood Creosote - (Abstract Only)
Lee, K., Takeoka, G.R., Park, B., Kim, J. 2004. Antioxidant activity and characterization of volatile constituents of beechwood creosote. Annual Meeting of the Institute of Food Technologists. Poster 33F-14 and 33F-15, Paper 23860:85.
Sterol and Fatty Acid Composition of Lentils - (Abstract Only)
Takeoka, G.R., Dao, L.T. 2004. Sterol and fatty acid composition of lentils. Meeting Abstract. AGFD Paper No. 9, Page 1.
Inhibitory Effects of Plant-Derived Flavonoids and Phenolic Acids on Malonaldehyde Formation from Ethyl Arachidonate - (Peer Reviewed Journal)
Lee, K-G., Shibamoto, T., Takeoka, G.R., Lee, S-E., Kim, J-H., Park, B-S. 2003. Inhibitory effects of plant-derived flavonoids and phenolic acids on malonaldehyde formation from ethyl arachidonate. Journal of Agricultural and Food Chemistry. Vol 51:7203-7207.
Comparison of Three Sample Preparation Techniques on the Recovery of Volatiles from Taheebo - (Peer Reviewed Journal)
Park, B-S., Lee, K-G., Takeoka, G.R. 2004. Comparison of three sample preparation methods on the recovery of volatiles from taheebo (Tabebuia impetiginosa Martius ex DC). Flavour and Fragrance Journal. Vol 19:287-292.
Aroma of Fresh Field Tomatoes - (Proceedings)
Mayer, F., Takeoka, G.R., Buttery, R.G., Nam, Y., Naim, M., Bezman, Y., Rabinowitch, H. 2002. Aroma of fresh field tomatoes. ACS Symposium Series 836, Freshness and Shelf Life of Foods, p. 144-161.
Differences in the Aroma of Selected Fresh Tomato Cultivars - (Proceedings)
Mayer, F., Takeoka, G.R., Buttery, R., Whitehand, L.C. 2004. Differences in the aroma of selected fresh tomato cultivars. ACS Symposium Series Chapter 13. p. 189-206.
Antioxidant Constituents of Almond (Prunus DULCIS(MILL.) D.A. Webb) Hulls - (Peer Reviewed Journal)
Takeoka, G.R., Dao, L.T. 2002. Antioxidant constituents of almond (prunus dulcis(mill.) d.a. webb) hulls. Journal of Agricultural and Food Chemistry. Vol 51, p. 496-501
Differential Effects of Tomato Matrix on the Volatility of Important Aroma Compounds - (Peer Reviewed Journal)
Bezman, Y., Mayer, F., Takeoka, G.R., Buttery, R.G., Ben-Oliel, G.,Rabinowitch, H.D., Naim, M. 2002. Differential effects of tomato (Lycopersicon esculentum Mill) matrix on the volatility of important aroma compounds. Journal of Agricultural and Food Chemistry. Vol 51, p. 722-726.
Antioxidant Activity and Characterization of Volatile Constituents of Taheebo - (Peer Reviewed Journal)
Park, B-S., Lee, K-G., Shibamoto, T., Lee, S-E., Takeoka, G.R. 2002. Antioxidant activity and characterization of volatile constituents of taheebo (Tabebuia Impetiginosa Martius ex DC). Journal of Agricultural and Food Chemistry. Vol 51, p. 295-300.
Anthocyanins - (Book / Chapter)
Takeoka, G.R., Dao, L.T. 2002. Anthocyanins. Book Chapter 5, Methods of Analysis for Functional Foods and Nutraceuticals, Functional Foods and Nutraceuticals Series. CRC Press p. 218-241.
Processing Effects on Lycopene Content and Antioxidant Activity of Tomatoes - (Peer Reviewed Journal)
Takeoka, G.R., Dao, L.T., Flessa, S., Gillespie, D.M., Jewell, W.T., Huebner, B.H., Bertow, D., Ebeler, S.E. 2001. Processing effects on lycopene content and antioxidant activity of tomatoes. Journal of Agricultural and Food Chemistry. Vol 49:3713-3717.
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Last Modified: 6/24/2014
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