All Stories

  1. Identification of an Epoxide Metabolite of Lycopene in Human Plasma Using 13C-Labeling and QTOF-MS

    Article • Metabolites, March 2018, MDPI AG

    Ken Riedl

  2. Fresh produce and their soils accumulate cyanotoxins from irrigation water: Implications for public health and food security

    Article • Food Research International, December 2017, Elsevier

    Ken Riedl, Seungjun Lee

  3. Plasma Metabolomics Reveals Steroidal Alkaloids as Novel Biomarkers of Tomato Intake in Mice

    Article • Molecular Nutrition & Food Research, October 2017, Wiley

    Ken Riedl

  4. High-Pressure Processing of Broccoli Sprouts: Influence on Bioactivation of Glucosinolates to Isothiocyanates

    Article • Journal of Agricultural and Food Chemistry, September 2017, American Chemical Society (ACS)

    Ken Riedl

  5. A metabolomic evaluation of the phytochemical composition of tomato juices being used in human clinical trials

    Article • Food Chemistry, August 2017, Elsevier

    Ken Riedl

  6. Tomatoes protect against development of UV-induced keratinocyte carcinoma via metabolomic alterations

    Article • Scientific Reports, July 2017, Springer Science + Business Media

    Ken Riedl

  7. Relative contribution of α-carotene to postprandial vitamin A concentrations in healthy humans after carrot consumption

    Article • American Journal of Clinical Nutrition, May 2017, Oxford University Press (OUP)

    Ken Riedl

  8. Application of a low polyphenol or low ellagitannin dietary intervention and its impact on ellagitannin metabolism in men

    Article • Molecular Nutrition & Food Research, January 2017, Wiley

    Ken Riedl

  9. Impact of Thermal and Pressure-Based Technologies on Carotenoid Retention and Quality Attributes in Tomato Juice

    Article • Food and Bioprocess Technology, January 2017, Springer Science + Business Media

    Ken Riedl

  10. Efficacy comparison of lyophilised black raspberries and combination of celecoxib and PBIT in prevention of carcinogen-induced oesophageal cancer in rats

    Article • Journal of Functional Foods, December 2016, Elsevier

    Ken Riedl

  11. Urinary excretion ofCitrusflavanones and their major catabolites after consumption of fresh oranges and pasteurized orange juice: A randomized cross-over study

    Article • Molecular Nutrition & Food Research, September 2016, Wiley

    Ken Riedl

  12. An HPLC–MS/MS method for the separation of α-retinyl esters from retinyl esters

    Article • Journal of Chromatography B, September 2016, Elsevier

    Ken Riedl

  13. Complementary shifts in photoreceptor spectral tuning unlock the full adaptive potential of ultraviolet vision in birds

    Article • eLife, July 2016, eLife

    Dr David Wilby, Ken Riedl

  14. Substrate Specificity of Purified Recombinant Chicken β-Carotene 9′,10′-Oxygenase (BCO2)

    Article • Journal of Biological Chemistry, May 2016, American Society for Biochemistry & Molecular Biology (ASBMB)

    Ken Riedl

  15. Suppression of Proinflammatory and Prosurvival Biomarkers in Oral Cancer Patients Consuming a Black Raspberry Phytochemical-Rich Troche

    Article • Cancer Prevention Research, December 2015, American Association for Cancer Research (AACR)

    Ken Riedl

  16. Uptake of tomato carotenoid phytoene in healthy adults

    Article • Journal of Nutrition, December 2015, American Society for Nutrition

    Ken Riedl

  17. Compartmental and noncompartmental modeling of 13C-lycopene absorption, isomerization, and distribution kinetics in healthy adults

    Article • American Journal of Clinical Nutrition, November 2015, Oxford University Press (OUP)

    Ken Riedl

  18. Sex differences in skin carotenoid deposition and acute UVB-induced skin damage in SKH-1 hairless mice after consumption oftangerinetomatoes

    Article • Molecular Nutrition & Food Research, October 2015, Wiley

    Ken Riedl

  19. Consumption of Soy Isoflavone Enriched Bread in Men with Prostate Cancer Is Associated with Reduced Proinflammatory Cytokines and Immunosuppressive Cells

    Article • Cancer Prevention Research, August 2015, American Association for Cancer Research (AACR)

    Ken Riedl

  20. Isoflavone Pharmacokinetics and Metabolism after Consumption of a Standardized Soy and Soy-Almond Bread in Men with Asymptomatic Prostate Cancer

    Article • Cancer Prevention Research, August 2015, American Association for Cancer Research (AACR)

    Ken Riedl

  21. A comparison of plasma and prostate lycopene in response to typical servings of tomato soup, sauce or juice in men before prostatectomy

    Article • British Journal Of Nutrition, July 2015, Cambridge University Press

    Ken Riedl

  22. Chromatographic separation of PTAD-derivatized 25-hydroxyvitamin D3 and its C-3 epimer from human serum and murine skin

    Article • Journal of Chromatography B, June 2015, Elsevier

    Ken Riedl

  23. Enhanced bioavailability of lycopene when consumed ascis-isomers fromtangerinecompared to red tomato juice, a randomized, cross-over clinical trial

    Article • Molecular Nutrition & Food Research, March 2015, Wiley

    Ken Riedl

  24. Strawberry Phytochemicals Inhibit Azoxymethane/Dextran Sodium Sulfate-Induced Colorectal Carcinogenesis in Crj: CD-1 Mice

    Article • Nutrients, March 2015, MDPI AG

    Ken Riedl

  25. Egg Yolks Inhibit Activation of NF-κB and Expression of Its Target Genes in Adipocytes after Partial Delipidation

    Article • Journal of Agricultural and Food Chemistry, February 2015, American Chemical Society (ACS)

    Ken Riedl

  26. Identification of Phenolic Compounds in Petals of Nasturtium Flowers (Tropaeolum majus) by High-Performance Liquid Chromatography Coupled to Mass Spectrometry and Determination of Oxygen Radical Absorbance Capacity (ORAC)

    Article • Journal of Agricultural and Food Chemistry, February 2015, American Chemical Society (ACS)

    Ken Riedl

  27. Isothiocyanate metabolism, distribution, and interconversion in mice following consumption of thermally processed broccoli sprouts or purified sulforaphane

    Article • Molecular Nutrition & Food Research, July 2014, Wiley

    Ken Riedl

  28. Not all anthocyanins are born equal: distinct patterns induced by stress in Arabidopsis

    Article • Planta, June 2014, Springer Science + Business Media

    Ken Riedl

  29. Bioactive compounds or metabolites from black raspberries modulate T lymphocyte proliferation, myeloid cell differentiation and Jak/STAT signaling

    Article • Cancer Immunology Immunotherapy, June 2014, Springer Science + Business Media

    Ken Riedl

  30. The Human Enzyme That Converts Dietary Provitamin A Carotenoids to Vitamin A Is a Dioxygenase

    Article • Journal of Biological Chemistry, March 2014, American Society for Biochemistry & Molecular Biology (ASBMB)

    Ken Riedl

  31. β-Carotene-9′,10′-Oxygenase Status Modulates the Impact of Dietary Tomato and Lycopene on Hepatic Nuclear Receptor–, Stress-, and Metabolism-Related Gene Expression in Mice

    Article • Journal of Nutrition, February 2014, Oxford University Press (OUP)

    Ken Riedl

  32. Characterization of Black Raspberry Functional Food Products for Cancer Prevention Human Clinical Trials

    Article • Journal of Agricultural and Food Chemistry, December 2013, American Chemical Society (ACS)

    Ken Riedl

  33. Nonanthocyanin Secondary Metabolites of Black Raspberry (Rubus occidentalis L.) Fruits: Identification by HPLC-DAD, NMR, HPLC-ESI-MS, and ESI-MS/MS Analyses

    Article • Journal of Agricultural and Food Chemistry, November 2013, American Chemical Society (ACS)

    Ken Riedl

  34. Effects of food formulation and thermal processing on flavones in celery and chamomile

    Article • Food Chemistry, November 2013, Elsevier

    Ken Riedl

  35. Re: Aire-Dependent Thymic Development of Tumor-Associated Regulatory T Cells

    Article • The Journal of Urology, November 2013, Elsevier

    Ken Riedl

  36. Substrate Specificity of Purified Recombinant Human β-Carotene 15,15′-Oxygenase (BCO1)

    Article • Journal of Biological Chemistry, November 2013, American Society for Biochemistry & Molecular Biology (ASBMB)

    Ken Riedl

  37. Variation in Lycopene and Lycopenoates, Antioxidant Capacity, and Fruit Quality of Buffaloberry (Shepherdia argentea[Pursh]Nutt.)

    Article • Journal of Food Science, October 2013, Wiley

    Ken Riedl

  38. Fate of folates during vegetable juice processing — Deglutamylation and interconversion

    Article • Food Research International, August 2013, Elsevier

    Ken Riedl

  39. Saponins from Soy and Chickpea: Stability during Beadmaking and in Vitro Bioaccessibility

    Article • Journal of Agricultural and Food Chemistry, June 2013, American Chemical Society (ACS)

    Ken Riedl

  40. Comparison of high-performance liquid chromatography/tandem mass spectrometry and high-performance liquid chromatography/photo-diode array detection for the quantitation of carotenoids, retinyl esters, α-tocopherol and phylloquinone in chylomicron-rich fr

    Article • Rapid Communications in Mass Spectrometry, May 2013, Wiley

    Ken Riedl

  41. Design and Selection of Soy Breads Used for Evaluating Isoflavone Bioavailability in Clinical Trials

    Article • Journal of Agricultural and Food Chemistry, March 2013, American Chemical Society (ACS)

    Ken Riedl

  42. Application of infrared microspectroscopy and chemometric analysis for screening the acrylamide content in potato chips

    Article • Analytical Methods, January 2013, Royal Society of Chemistry

    Ken Riedl

  43. Anti-tumorigenicity of dietary α-mangostin in an HT-29 colon cell xenograft model and the tissue distribution of xanthones and their phase II metabolites

    Article • Molecular Nutrition & Food Research, December 2012, Wiley

    Ken Riedl

  44. Susceptibility of anthocyanins to ex vivo degradation in human saliva

    Article • Food Chemistry, November 2012, Elsevier

    Ken Riedl

  45. Inhibition of bladder cancer by broccoli isothiocyanates sulforaphane and erucin: Characterization, metabolism, and interconversion

    Article • Molecular Nutrition & Food Research, October 2012, Wiley

    Ken Riedl

  46. Determination of Carotenoids, Total Phenolic Content, and Antioxidant Activity of Arazá (Eugenia stipitata McVaugh), an Amazonian Fruit

    Article • Journal of Agricultural and Food Chemistry, April 2012, American Chemical Society (ACS)

    Ken Riedl

  47. Naturally Occurring Eccentric Cleavage Products of Provitamin A β-Carotene Function as Antagonists of Retinoic Acid Receptors

    Article • Journal of Biological Chemistry, March 2012, American Society for Biochemistry & Molecular Biology (ASBMB)

    Ken Riedl

  48. Xanthones in Mangosteen Juice Are Absorbed and Partially Conjugated by Healthy Adults

    Article • Journal of Nutrition, March 2012, Oxford University Press (OUP)

    Ken Riedl

  49. Flavone deglycosylation increases their anti-inflammatory activity and absorption

    Article • Molecular Nutrition & Food Research, February 2012, Wiley

    Ken Riedl

  50. An LC/MS method for d8-β-carotene and d4-retinyl esters: β-carotene absorption and its conversion to vitamin A in humans

    Article • Journal of Lipid Research, February 2012, American Society for Biochemistry & Molecular Biology (ASBMB)

    Ken Riedl

  51. Impact of food matrix on isoflavone metabolism and cardiovascular biomarkers in adults with hypercholesterolemia

    Article • Food & Function, January 2012, Royal Society of Chemistry

    Ken Riedl

  52. Endogenous Enzymes, Heat, and pH Affect Flavone Profiles in Parsley (Petroselinum crispum var. neapolitanum) and Celery (Apium graveolens) during Juice Processing

    Article • Journal of Agricultural and Food Chemistry, December 2011, American Chemical Society (ACS)

    Ken Riedl

  53. Bioavailability and inter-conversion of sulforaphane and erucin in human subjects consuming broccoli sprouts or broccoli supplement in a cross-over study design

    Article • Pharmacological Research, November 2011, Elsevier

    Ken Riedl

  54. Comparison of Isothiocyanate Metabolite Levels and Histone Deacetylase Activity in Human Subjects Consuming Broccoli Sprouts or Broccoli Supplement

    Article • Journal of Agricultural and Food Chemistry, October 2011, American Chemical Society (ACS)

    Ken Riedl

  55. Identification and Quantification of Metallo–Chlorophyll Complexes in Bright Green Table Olives by High-Performance Liquid Chromatrography–Mass Spectrometry Quadrupole/Time-of-Flight

    Article • Journal of Agricultural and Food Chemistry, October 2011, American Chemical Society (ACS)

    Ken Riedl

  56. Influence of High-Pressure Processing on the Profile of Polyglutamyl 5-Methyltetrahydrofolate in Selected Vegetables

    Article • Journal of Agricultural and Food Chemistry, August 2011, American Chemical Society (ACS)

    Ken Riedl

  57. Carotene and Novel Apocarotenoid Concentrations in Orange-FleshedCucumis meloMelons: Determinations of β-Carotene Bioaccessibility and Bioavailability

    Article • Journal of Agricultural and Food Chemistry, May 2011, American Chemical Society (ACS)

    Ken Riedl

  58. Differential effects of nutrient availability on the secondary metabolism of Austrian pine (Pinus nigra) phloem and resistance to Diplodia pinea

    Article • Forest Pathology, February 2011, Wiley

    Ken Riedl

  59. Modulation of Genetic and Epigenetic Biomarkers of Colorectal Cancer in Humans by Black Raspberries: A Phase I Pilot Study

    Article • Clinical Cancer Research, December 2010, American Association for Cancer Research (AACR)

    Ken Riedl

  60. Hepatic stellate cells are an important cellular site for β-carotene conversion to retinoid

    Article • Archives of Biochemistry and Biophysics, December 2010, Elsevier

    Ken Riedl

  61. Novel methoxy-carotenoids from the burgundy-colored plumage of the Pompadour Cotinga Xipholena punicea

    Article • Archives of Biochemistry and Biophysics, December 2010, Elsevier

    Ken Riedl

  62. A liquid chromatography–tandem mass spectrometric method for quantitative determination of native 5-methyltetrahydrofolate and its polyglutamyl derivatives in raw vegetables

    Article • Journal of Chromatography B, November 2010, Elsevier

    Ken Riedl

  63. Chemical composition, anthocyanins, non-anthocyanin phenolics and antioxidant activity of wild bilberry (Vaccinium meridionale Swartz) from Colombia

    Article • Food Chemistry, October 2010, Elsevier

    Ken Riedl

  64. Drinking Water with Red Beetroot Food Color Antagonizes Esophageal Carcinogenesis inN-Nitrosomethylbenzylamine-Treated Rats

    Article • Journal of Medicinal Food, June 2010, Mary Ann Liebert Inc

    Ken Riedl

  65. Abstract 1897: Isothiocyanates and their metabolites in the plasma of mice fed broccoli sprouts isothiocyanate extract, broccoli sprouts, sulforaphane or erucin: A potential role in bladder cancer prevention

    Article • Cancer Research, April 2010, American Association for Cancer Research (AACR)

    Ken Riedl

  66. Identification and Quantification of Apo-lycopenals in Fruits, Vegetables, and Human Plasma

    Article • Journal of Agricultural and Food Chemistry, March 2010, American Chemical Society (ACS)

    Ken Riedl

  67. The Formation of Anthocyanic Vacuolar Inclusions in Arabidopsis thaliana and Implications for the Sequestration of Anthocyanin Pigments

    Article • Molecular Plant, January 2010, Elsevier

    Ken Riedl

  68. Black Raspberry Components Inhibit Proliferation, Induce Apoptosis, and Modulate Gene Expression in Rat Esophageal Epithelial Cells

    Article • Nutrition and Cancer, November 2009, Taylor & Francis

    Ken Riedl

  69. Determination of Anthocyanins, Total Phenolic Content, and Antioxidant Activity in Andes Berry (Rubus glaucusBenth)

    Article • Journal of Food Science, April 2009, Wiley

    Ken Riedl

  70. Comparative Phloem Chemistry of Manchurian (Fraxinus mandshurica) and Two North American Ash Species (Fraxinus americana and Fraxinus pennsylvanica)

    Article • Journal of Chemical Ecology, May 2007, Springer Science + Business Media

    Ken Riedl

  71. Isoflavone profiles, phenol content, and antioxidant activity of soybean seeds as influenced by cultivar and growing location in Ohio

    Article • Journal of the Science of Food and Agriculture, January 2007, Wiley

    Ken Riedl

  72. Optimizing Dough Proofing Conditions To Enhance Isoflavone Aglycones in Soy Bread

    Article • Journal of Agricultural and Food Chemistry, October 2005, American Chemical Society (ACS)

    Ken Riedl

  73. Too hot to handle? Synchrotron X-ray damage of lipid membranes and mesophases

    Article • Journal of Synchrotron Radiation, November 2002, International Union of Crystallography

    Ken Riedl

  74. Antioxidant Activity of Tannins and Tannin-Protein Complexes: Assessment In Vitro and In Vivo

    Article • March 2002, American Chemical Society (ACS)

    Ken Riedl

  75. Tannin−Protein Complexes as Radical Scavengers and Radical Sinks

    Article • Journal of Agricultural and Food Chemistry, October 2001, American Chemical Society (ACS)

    Ken Riedl

  76. Effect of fractal flocculation behavior on fouling layer resistance during apple juice microfiltration

    Article • Food Research International, May 1999, Elsevier

    Ken Riedl

  77. Tannins as Biological Antioxidants

    Article • January 1999, Springer Science + Business Media

    Ken Riedl

  78. Interactions Responsible for Fouling Layer Formation during Apple Juice Microfiltration

    Article • Journal of Agricultural and Food Chemistry, July 1998, American Chemical Society (ACS)

    Ken Riedl

  79. High Molecular Weight Plant Polyphenolics (Tannins) as Biological Antioxidants

    Article • Journal of Agricultural and Food Chemistry, May 1998, American Chemical Society (ACS)

    Ken Riedl

  80. Influence of membrane structure on fouling layer morphology during apple juice clarification

    Article • Journal of Membrane Science, February 1998, Elsevier

    Ken Riedl