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Maret G. Traber, Ph.D.

Principal Investigator and Director, Oxidative/Nitrative Stress Core Laboratory, Linus Pauling Institute

Professor, Department of Nutrition and Exercise Sciences

Helen P. Rumbel Professor for Micronutrient Research

Office: 451 Linus Pauling Science Center

Telephone: (541) 737-7977

Fax: (541) 737-5077

Email Address:

Mailing/Express Delivery Address:
Maret G. Traber, Ph.D.
Linus Pauling Institute
Oregon State University
307 Linus Pauling Science Center
Corvallis, OR 97331


1972 B.S., Nutrition and Food Science, University of California, Berkeley, CA
1976 Ph.D., Nutrition, University of California, Berkeley, CA

Professional Experience

1972-1976 Research Assistant, University of California, Berkeley, CA
1976-1977 Instructor of Nutrition, Rutgers University, New Brunswick, NJ
1977-1993 Assistant Research Scientist to Research Associate Professor, Department of Medicine, New York University School of Medicine, New York, NY
1994-1998 Associate Research Biochemist, Department of Molecular & Cell Biology, University of California, Berkeley, CA
1998-present Principal Investigator, Linus Pauling Institute, Oregon State University, Corvallis, OR
1998-2002 Associate Professor, Department of Nutrition and Exercise Sciences, Oregon State University, Corvallis, OR
2002-present Professor, Department of Nutrition and Exercise Sciences, Oregon State University, Corvallis, OR

Honors and Awards

2003 Outstanding Paper Presentation Award at the 94th Annual AOCS Meeting and Expo, Kansas City, MO
2004 Honorary Lifetime Member, Oxygen Club of California
2008 Faculty Excellence Award, College of Health and Human Sciences, Oregon State University

Professional Activities

Editor/Editorial Board

  • Associate Editor, Lipids (1994-2005)
  • Editorial Board, Journal of Nutrition (2001-2007)
  • Editorial Board, Free Radical Biology & Medicine (2002-present)
  • Editorial Board, American Journal of Clinical Nutrition (2005-present)


  • Advisor, Committee on Military Nutrition Research-Institute of Medicine (Aug 2004)

Professional Societies

  • Member, American Society for Nutrition
  • Member, Society for Free Radical Biology and Medicine
  • Advisory Board, The Oxygen Club of California


  • Member, Panel on Antioxidants and Related Nutrients, Food and Nutrition Board, Institute of Medicine, National Academy of Science (1997-2000)
  • Goodman-Fielder Oration, Monash University Melbourne, Australia (1998)
  • Jean Anderson Centennial Visiting Professor in Nutrition, University of Texas,  Austin TX (1999)
  • Burroughs Wellcome Trust Visiting Professor in the Basic Medical Sciences, North Dakota State University, Fargo, ND (2001-2002)
  • Member, Integrated Nutrition and Metabolic Processes Study Section, Center for Scientific Review, National Institutes of Health (2003-2007)
  • Courtesy Faculty Member, Professor, Clinical Nutrition/Dietetic Intership Program, Division of Endocrinology, Diabetes and Clinical Nutrition, School of Medicine, Oregon Health & Science University, Portland, Oregon (2003-present)
  • Honorary Lifetime Member, Oxygen Club of California (2004)

Research Projects

R01 DK067930 (Traber, PI)
Alpha Tocopherol Modulation of Xenobiotic Metabolism
Period: June 1, 2006 to May 31, 2010
The major goals of this study are to investigate vitamin E modulation of xenobiotic metabolism in rats.

R21 ES015872 (Mustacich, PI; Traber, Collaborator)
Prophylactic Use of Vitamin E for Prevention of Occupational PAH-Induced Damage
Period: July 1, 2008 to June 30, 2010
The major goals are to investigate vitamin E modification of PAH metabolism in rats.

USDA NRI 31.0 (Traber, PI)
Vitamin E as a Potentiator of Vitamin K Inadequacy
Period: September 1, 2009 to August 31, 2011
The major goals are to investigate vitamin E modification of vitamin K metabolism in rats.

R01 HD062109
NIH/NICHD (Traber, PI)
Mechanisms of Vitamin E Function Studied in Zebrafish
Period: September 1, 2009 to August 31, 2011
The major goals of this study are to investigate vitamin E function using zebrafish embryos.

Recent Publications

Motorykin I, Traber MG, Tanguay RL, Maier CS. (2014) Proteome-driven elucidation of adaptive responses to combined vitamin E and C deficiency in Zebrafish. J Proteome Res [Epub ahead of print].

Miller GW, Truong L, Barton CL, Labut EM, Lebold KM, Traber MG, Tanguay RL. (2014) The influences of parental diet and vitamin E intake on the embryonic zebrafish transcriptome. Comp Biochem Physiol Part D Genomics Proteomics 10C:22-29.

Murer SB, Aeberli I, Braegger CP, Gittermann M, Hersberger M, Leonard SW, Taylor AW, Traber MG, Zimmermann MB. (2014) Antioxidant supplements reduced oxidative stress and stabilized liver function tests but did not reduce inflammation in a randomized controlled trial in obese children and adolescents. J Nutr 144:193-201.

Lebold KM, Traber MG. (2014) Interactions between α-tocopherol, polyunsaturated fatty acids, and lipoxygenases during embryogenesis. Free Radic Biol Med 66:13-19.

Lebold KM, Kirkwood JS, Taylor AW, Choi J, Barton CL, Miller GW, Du JL, Jump DB, Stevens JF, Tanguay RL, Traber MG. (2013) Novel liquid chromatography-mass spectrometry method shows that vitamin E deficiency depletes arachidonic and docosahexaenoic acids in zebrafish (Danio rerio) embryos. Redox Biol 2:105-113.

Depner CM, Traber MG, Bobe G, Kensicki E, Bohren KM, Milne G, Jump DB. (2013) A metabolomic analysis of omega-3 fatty acid-mediated attenuation of western diet-induced nonalcoholic steatohepatitis in LDLR-/- mice. PLoS One 8:e83756.

Mah E, Pei R, Guo Y, Ballard KD, Barker T, Rogers VE, Parker BA, Taylor AW, Traber MG, Volek JS, Bruno RS. (2013) γ-Tocopherol-rich supplementation additively improves vascular endothelial function during smoking cessation. Free Radic Biol Med 65:1291-1299.

Iwaniec UT, Turner RT, Smith BJ, Stoecker BJ, Rust A, Zhang B, Vasu VT, Gohil K, Cross CE, Traber MG. (2013) Evaluation of long-term vitamin E insufficiency or excess on bone mass, density, and microarchitecture in rodents. Free Radic Biol Med. 2013 Dec;65:1209-14.

Traber MG. (2013) Mechanisms for the prevention of vitamin E excess. J Lipid Res 54:2295-2306.

Lebold KM, Löhr CV, Barton CL, Miller GW, Labut EM, Tanguay RL, Traber MG. (2013) Chronic vitamin E deficiency promotes vitamin C deficiency in zebrafish leading to degenerative myopathy and impaired swimming behavior. Comp Biochem Physiol C Toxicol Pharmacol 157:382-389.

Farley SM, Leonard SW, Taylor AW, Birringer M, Edson KZ, Rettie AE, Traber MG. (2013) ω-Hydroxylation of phylloquinone by CYP4F2 is not increased by α-tocopherol. Mol Nutr Food Res [Epub ahead of print].

Ho E, Dukovcic S, Hobson B, Wong CP, Miller G, Hardin K, Traber MG, Tanguay RL. (2012) Zinc transporter expression in zebrafish (Danio rerio) during development. Comp Biochem Physiol C Toxicol Pharmacol 155:26-32.

Kirkwood JS, Lebold KM, Miranda CL, Wright CL, Miller GW, Tanguay RL, Barton CL, Traber MG, Stevens JF. (2012) Vitamin C deficiency activates the purine nucleotide cycle in zebrafish. J Biol Chem 287:3833-3841.

Yamamoto Y, Enkhbaatar P, Sousse LE, Sakurai H, Rehberg SW, Asmussen S, Kraft ER, Wright CL, Bartha E, Cox RA, Hawkins HK, Traber LD, Traber MG, Szabo C, Herndon DN, Traber DL. (2012) Nebulization with γ-tocopherol ameliorates acute lung injury after burn and amoke inhalation in the ovine model. Shock 37:408-414.

Niki E, Traber MG. (2012) A history of vitamin E. Ann Nutr Metab 61:207-212.

Bowman GL, Shannon J, Ho E, Traber MG, Frei B, Oken BS, Kaye JA, Quinn JF. (2011) Reliability and validity of food frequency questionnaire and nutrient biomarkers in elders with and without mild cognitive impairment. Alzheimer Dis Assoc Disord 25:49-57.

Sousse LE, Yamamoto Y, Enkhbaatar P, Rehberg SW, Wells SM, Leonard S, Traber MG, Yu YM, Cox RA, Hawkins HK, Traber LD, Herndon DN, Traber DL. (2011) Acute lung injury-induced collagen deposition is associated with elevated asymmetric dimethylarginine and arginase activity. Shock 35:282-288.

Lebold KM, Grant KA, Freeman WM, Wiren KM, Miller GW, Kiley C, Leonard SW, Traber MG. (2011) Individual differences in hyperlipidemia and vitamin E status in response to chronic alcohol self-administration in cynomolgus monkeys. Alcohol Clin Exp Res 35:474-483.

Didenco S, Gillingham MB, Go MD, Leonard SW, Traber MG, McEvoy CT. (2011) Increased vitamin E intake is associated with higher alpha-tocopherol concentration in the maternal circulation but higher alpha-carboxyethyl hydroxychroman concentration in the fetal circulation. Am J Clin Nutr 93:368-373

Kuiper HC, Bruno RS, Traber MG, Stevens JF. (2011) Vitamin C supplementation lowers urinary levels of 4-hydroperoxy-2-nonenal metabolites in humans. Free Radic Biol Med 50:848-853.

Barker T, Martins TB, Hill HR, Kjeldsberg CR, Trawick RH, Leonard SW, Walker JA, Traber MG. (2011) Vitamins E and C modulate the association between reciprocally regulated cytokines after an anterior cruciate ligament injury and surgery. Am J Phys Med Rehabil 90:638-647.

Traber MG, Stevens JF. (2011) Vitamins C and E: beneficial effects from a mechanistic perspective. Free Radic Biol Med 51:1000-13.

Miller GW, Labut EM, Lebold KM, Floeter A, Tanguay RL, Traber MG. (2011) Zebrafish (Danio rerio) fed vitamin E-deficient diets produce embryos with increased morphologic abnormalities and mortality. J Nutr Biochem [Epub ahead of print].

Traber MG, Labut EM, Leonard SW, Lebold KM. (2011) α-Tocopherol injections in rats up-regulate hepatic ABC transporters, but not cytochrome P450 enzymes. Free Radic Biol Med 51:2031-2040.

Lebold KM, Jump DB, Miller GW, Wright CL, Labut EM, Barton CL, Tanguay RL, Traber MG. (2011) Vitamin E deficiency decreases long-chain PUFA in zebrafish (Danio rerio). J Nutr 141:2113-2118.

Shen Y, Lebold K, Lansky EP, Traber MG, Nevo E. (2011) 'Tocol-omic' diversity in wild barley, short communication. Chem Biodivers 8:2322-2330.