Gary R Takeoka

Summary

Affiliation: Agricultural Research Service
Country: USA

Publications

  1. ncbi Identification of benzethonium chloride in commercial grapefruit seed extracts
    G Takeoka
    Western Regional Research Center, Agricultural Research Service, U S Department of Agriculture, 800 Buchanan Street, Albany, California 94710, USA
    J Agric Food Chem 49:3316-20. 2001
  2. ncbi Identification of benzalkonium chloride in commercial grapefruit seed extracts
    Gary R Takeoka
    Western Regional Research Center, Agricultural Research Service, US Department of Agriculture, Albany, California 94710, USA
    J Agric Food Chem 53:7630-6. 2005
  3. ncbi Identification of three triterpenoids in almond hulls
    G Takeoka
    Western Regional Research Center, Agricultural Research Service, U S Department of Agriculture, Albany, California 94710, USA
    J Agric Food Chem 48:3437-9. 2000
  4. ncbi Antioxidant constituents of almond [Prunus dulcis (Mill.) D.A. Webb] hulls
    Gary R Takeoka
    Western Regional Research Center, Agricultural Research Service, U S Department of Agriculture, 800 Buchanan Street, Albany, CA 94710, USA
    J Agric Food Chem 51:496-501. 2003
  5. ncbi Delphinidin 3-O-(2-O-beta-D-Glucopyranosyl-alpha-l-arabinopyranoside): a novel anthocyanin identified in Beluga black lentils
    Gary R Takeoka
    Western Regional Research Center, Agricultural Research Service, U S Department of Agriculture, 800 Buchanan Street, Albany, California 94710, USA
    J Agric Food Chem 53:4932-7. 2005
  6. ncbi Studies on the aroma of five fresh tomato cultivars and the precursors of cis- and trans-4,5-epoxy-(E)-2-decenals and methional
    Florian Mayer
    Western Regional Research Center, Agricultural Research Service, U S Department of Agriculture, 800 Buchanan Street, Albany, California 94710, USA
    J Agric Food Chem 56:3749-57. 2008
  7. ncbi Antioxidant activity and characterization of volatile constituents of Taheebo (Tabebuia impetiginosa Martius ex DC)
    Byeoung-Soo Park
    Western Regional Research Center, Agricultural Research Service, U.S. Department of Agriculture, Albany, California 94710, USA
    J Agric Food Chem 51:295-300. 2003
  8. ncbi Some unusual minor volatile components of tomato
    Ron G Buttery
    Western Regional Research Center, Agricultural Research Service, U S Department of Agriculture, Albany, CA 94710, USA
    J Agric Food Chem 52:6264-6. 2004
  9. ncbi Irregular sesquiterpenoids from Ligusticum grayi roots
    Laurence G Cool
    United States Department of Agriculture, Agricultural Research Service, 800 Buchanan St, Albany, CA 94710, USA
    Phytochemistry 71:1545-57. 2010

Collaborators

Detail Information

Publications9

  1. ncbi Identification of benzethonium chloride in commercial grapefruit seed extracts
    G Takeoka
    Western Regional Research Center, Agricultural Research Service, U S Department of Agriculture, 800 Buchanan Street, Albany, California 94710, USA
    J Agric Food Chem 49:3316-20. 2001
    ..This compound comprised 8.03% (n = 2) of the liquid GSE sample. Higher amounts of benzethonium chloride were found in powder GSE samples...
  2. ncbi Identification of benzalkonium chloride in commercial grapefruit seed extracts
    Gary R Takeoka
    Western Regional Research Center, Agricultural Research Service, US Department of Agriculture, Albany, California 94710, USA
    J Agric Food Chem 53:7630-6. 2005
    ..This mixture of homologues is commonly known as benzalkonium chloride, a widely used synthetic antimicrobial ingredient used in cleaning and disinfection agents...
  3. ncbi Identification of three triterpenoids in almond hulls
    G Takeoka
    Western Regional Research Center, Agricultural Research Service, U S Department of Agriculture, Albany, California 94710, USA
    J Agric Food Chem 48:3437-9. 2000
    ..These studies demonstrate that almond hulls are a rich source of these triterpenoids, which have reported anti-inflammatory, anti-HIV, and anti-cancer activities...
  4. ncbi Antioxidant constituents of almond [Prunus dulcis (Mill.) D.A. Webb] hulls
    Gary R Takeoka
    Western Regional Research Center, Agricultural Research Service, U S Department of Agriculture, 800 Buchanan Street, Albany, CA 94710, USA
    J Agric Food Chem 51:496-501. 2003
    ..The sterols (3beta,22E)-stigmasta-5,22-dien-3-ol (stigmasterol) and (3beta)-stigmast-5-en-3-ol (beta-sitosterol) (18.9 mg and 16.0 mg/100 g of almond hull, respectively) were identified by GC-MS of the silylated almond hull extract...
  5. ncbi Delphinidin 3-O-(2-O-beta-D-Glucopyranosyl-alpha-l-arabinopyranoside): a novel anthocyanin identified in Beluga black lentils
    Gary R Takeoka
    Western Regional Research Center, Agricultural Research Service, U S Department of Agriculture, 800 Buchanan Street, Albany, California 94710, USA
    J Agric Food Chem 53:4932-7. 2005
    ..By means of electrospray ionization mass spectrometry and one- and two-dimensional nuclear magnetic resonance spectroscopy, its structure was determined to be delphinidin 3-O-(2-O-beta-D-glucopyranosyl-alpha-l-arabinopyranoside)...
  6. ncbi Studies on the aroma of five fresh tomato cultivars and the precursors of cis- and trans-4,5-epoxy-(E)-2-decenals and methional
    Florian Mayer
    Western Regional Research Center, Agricultural Research Service, U S Department of Agriculture, 800 Buchanan Street, Albany, California 94710, USA
    J Agric Food Chem 56:3749-57. 2008
    ..To help elucidate formation pathways of key odorants, labeled precursors were added to tomatoes. Biogenesis of cis- and trans-4,5-epoxy-( E)-2-decenals from linoleic acid and methional from methionine was confirmed...
  7. ncbi Antioxidant activity and characterization of volatile constituents of Taheebo (Tabebuia impetiginosa Martius ex DC)
    Byeoung-Soo Park
    Western Regional Research Center, Agricultural Research Service, U.S. Department of Agriculture, Albany, California 94710, USA
    J Agric Food Chem 51:295-300. 2003
    ..The antioxidative activity of T. impetiginosa volatiles was comparable with that of the well-known antioxidants, alpha-tocopherol, and butylated hydroxytoluene...
  8. ncbi Some unusual minor volatile components of tomato
    Ron G Buttery
    Western Regional Research Center, Agricultural Research Service, U S Department of Agriculture, Albany, CA 94710, USA
    J Agric Food Chem 52:6264-6. 2004
    ....
  9. ncbi Irregular sesquiterpenoids from Ligusticum grayi roots
    Laurence G Cool
    United States Department of Agriculture, Agricultural Research Service, 800 Buchanan St, Albany, CA 94710, USA
    Phytochemistry 71:1545-57. 2010
    ..Subsequent rearrangements--primarily methyl migrations--account for the remarkable variety of structures represented in L. grayi root oil...