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Metabolomic analysis reveals extended metabolic consequences of marginal vitamin B-6 deficiency in healthy human subjects.

Gregory JF 3rd, Park Y, Lamers Y, Bandyopadhyay N, Chi YY, Lee K, Kim S, da Silva V, Hove N, Ranka S, Kahveci T, Muller KE, Stevens RD, Newgard CB, Stacpoole PW, Jones DP.

PLoS One. 2013 Jun 11;8(6):e63544. doi: 10.1371/journal.pone.0063544. Print 2013.


Metabolite profile analysis reveals functional effects of 28-day vitamin B-6 restriction on one-carbon metabolism and tryptophan catabolic pathways in healthy men and women.

da Silva VR, Rios-Avila L, Lamers Y, Ralat MA, Midttun Ø, Quinlivan EP, Garrett TJ, Coats B, Shankar MN, Percival SS, Chi YY, Muller KE, Ueland PM, Stacpoole PW, Gregory JF 3rd.

J Nutr. 2013 Nov;143(11):1719-27. doi: 10.3945/jn.113.180588. Epub 2013 Aug 21.


Pyridoxine supplementation does not alter in vivo kinetics of one-carbon metabolism but modifies patterns of one-carbon and tryptophan metabolites in vitamin B-6-insufficient oral contraceptive users.

Rios-Avila L, Coats B, Ralat M, Chi YY, Midttun Ø, Ueland PM, Stacpoole PW, Gregory JF 3rd.

Am J Clin Nutr. 2015 Sep;102(3):616-25. doi: 10.3945/ajcn.115.113159. Epub 2015 Jul 22.


A Vitamin B-6 Antagonist from Flaxseed Perturbs Amino Acid Metabolism in Moderately Vitamin B-6-Deficient Male Rats.

Mayengbam S, Raposo S, Aliani M, House JD.

J Nutr. 2016 Jan;146(1):14-20. doi: 10.3945/jn.115.219378. Epub 2015 Nov 18.


Moderate dietary vitamin B-6 restriction raises plasma glycine and cystathionine concentrations while minimally affecting the rates of glycine turnover and glycine cleavage in healthy men and women.

Lamers Y, Williamson J, Ralat M, Quinlivan EP, Gilbert LR, Keeling C, Stevens RD, Newgard CB, Ueland PM, Meyer K, Fredriksen A, Stacpoole PW, Gregory JF 3rd.

J Nutr. 2009 Mar;139(3):452-60. doi: 10.3945/jn.108.099184. Epub 2009 Jan 21.


Vitamin B-6 restriction tends to reduce the red blood cell glutathione synthesis rate without affecting red blood cell or plasma glutathione concentrations in healthy men and women.

Lamers Y, O'Rourke B, Gilbert LR, Keeling C, Matthews DE, Stacpoole PW, Gregory JF 3rd.

Am J Clin Nutr. 2009 Aug;90(2):336-43. doi: 10.3945/ajcn.2009.27747. Epub 2009 Jun 10.


Oral exposure to the anti-pyridoxine compound 1-amino D-proline further perturbs homocysteine metabolism through the transsulfuration pathway in moderately vitamin B₆ deficient rats.

Mayengbam S, Raposo S, Aliani M, House JD.

J Nutr Biochem. 2015 Mar;26(3):241-9. doi: 10.1016/j.jnutbio.2014.10.014. Epub 2014 Dec 3.


Direct and Functional Biomarkers of Vitamin B6 Status.

Ueland PM, Ulvik A, Rios-Avila L, Midttun Ø, Gregory JF.

Annu Rev Nutr. 2015;35:33-70. doi: 10.1146/annurev-nutr-071714-034330. Epub 2015 May 13. Review.


Targeted metabolomics and mathematical modeling demonstrate that vitamin B-6 restriction alters one-carbon metabolism in cultured HepG2 cells.

da Silva VR, Ralat MA, Quinlivan EP, DeRatt BN, Garrett TJ, Chi YY, Frederik Nijhout H, Reed MC, Gregory JF 3rd.

Am J Physiol Endocrinol Metab. 2014 Jul 1;307(1):E93-101. doi: 10.1152/ajpendo.00697.2013. Epub 2014 May 13.


Higher plasma pyridoxal 5'-phosphate is associated with better blood glucose responses in critically ill surgical patients with inadequate vitamin B-6 status.

Hou CT, Wu YH, Huang PN, Cheng CH, Huang YC.

Clin Nutr. 2011 Aug;30(4):478-83. doi: 10.1016/j.clnu.2011.01.014. Epub 2011 Feb 23.


Plasma pyridoxal 5'-phosphate in the US population: the National Health and Nutrition Examination Survey, 2003-2004.

Morris MS, Picciano MF, Jacques PF, Selhub J.

Am J Clin Nutr. 2008 May;87(5):1446-54.


Marginal vitamin B-6 deficiency decreases plasma (n-3) and (n-6) PUFA concentrations in healthy men and women.

Zhao M, Lamers Y, Ralat MA, Coats BS, Chi YY, Muller KE, Bain JR, Shankar MN, Newgard CB, Stacpoole PW, Gregory JF 3rd.

J Nutr. 2012 Oct;142(10):1791-7. Epub 2012 Sep 5.


Elevated plasma homocysteine and low vitamin B-6 status in nonsupplementing older women with rheumatoid arthritis.

Woolf K, Manore MM.

J Am Diet Assoc. 2008 Mar;108(3):443-53; discussion 454. doi: 10.1016/j.jada.2007.12.001.


Plasma pyridoxal 5'-phosphate is a significant indicator of immune responses in the mechanically ventilated critically ill.

Huang YC, Chang HH, Huang SC, Cheng CH, Lee BJ, Cheng SY, Su KH.

Nutrition. 2005 Jul-Aug;21(7-8):779-85.


Plasma vitamin B-6 forms and their relation to transsulfuration metabolites in a large, population-based study.

Midttun Ø, Hustad S, Schneede J, Vollset SE, Ueland PM.

Am J Clin Nutr. 2007 Jul;86(1):131-8.


Vitamin B-6 restriction reduces the production of hydrogen sulfide and its biomarkers by the transsulfuration pathway in cultured human hepatoma cells.

DeRatt BN, Ralat MA, Kabil O, Chi YY, Banerjee R, Gregory JF 3rd.

J Nutr. 2014 Oct;144(10):1501-8. doi: 10.3945/jn.114.196808. Epub 2014 Aug 27.


Dietary intake of vitamin B-6, plasma pyridoxal 5'-phosphate, and homocysteine in Puerto Rican adults.

Ye X, Maras JE, Bakun PJ, Tucker KL.

J Am Diet Assoc. 2010 Nov;110(11):1660-8. doi: 10.1016/j.jada.2010.08.006.

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