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Items: 1 to 20 of 41


Biomarkers of vitamin B-12 status in NHANES: a roundtable summary.

Yetley EA, Pfeiffer CM, Phinney KW, Bailey RL, Blackmore S, Bock JL, Brody LC, Carmel R, Curtin LR, Durazo-Arvizu RA, Eckfeldt JH, Green R, Gregory JF 3rd, Hoofnagle AN, Jacobsen DW, Jacques PF, Lacher DA, Molloy AM, Massaro J, Mills JL, Nexo E, Rader JI, Selhub J, Sempos C, Shane B, Stabler S, Stover P, Tamura T, Tedstone A, Thorpe SJ, Coates PM, Johnson CL, Picciano MF.

Am J Clin Nutr. 2011 Jul;94(1):313S-321S. doi: 10.3945/ajcn.111.013243. Epub 2011 May 18. Review.


Folate and vitamin B-12 biomarkers in NHANES: history of their measurement and use.

Yetley EA, Johnson CL.

Am J Clin Nutr. 2011 Jul;94(1):322S-331S. doi: 10.3945/ajcn.111.013300. Epub 2011 May 18. Review.


Overview of a roundtable on NHANES monitoring of biomarkers of folate and vitamin B-12 status: measurement procedure issues.

Yetley EA, Coates PM, Johnson CL.

Am J Clin Nutr. 2011 Jul;94(1):297S-302S. doi: 10.3945/ajcn.111.017392. Epub 2011 May 18. Review.


Folate status assessment history: implications for measurement of biomarkers in NHANES.

Shane B.

Am J Clin Nutr. 2011 Jul;94(1):337S-342S. doi: 10.3945/ajcn.111.013367. Epub 2011 May 18. Review.


Holotranscobalamin, a marker of vitamin B-12 status: analytical aspects and clinical utility.

Nexo E, Hoffmann-L├╝cke E.

Am J Clin Nutr. 2011 Jul;94(1):359S-365S. doi: 10.3945/ajcn.111.013458. Epub 2011 May 18. Review.


Determination of unmetabolized folic acid in human plasma using affinity HPLC.

Kalmbach R, Paul L, Selhub J.

Am J Clin Nutr. 2011 Jul;94(1):343S-347S. doi: 10.3945/ajcn.111.013433. Epub 2011 May 18. Review.


Advances in standardization of laboratory measurement procedures: implications for measuring biomarkers of folate and vitamin B-12 status in NHANES.

Bock JL, Eckfeldt JH.

Am J Clin Nutr. 2011 Jul;94(1):332S-336S. doi: 10.3945/ajcn.111.013359. Epub 2011 May 11. Review.


Unmetabolized serum folic acid and its relation to folic acid intake from diet and supplements in a nationally representative sample of adults aged > or =60 y in the United States.

Bailey RL, Mills JL, Yetley EA, Gahche JJ, Pfeiffer CM, Dwyer JT, Dodd KW, Sempos CT, Betz JM, Picciano MF.

Am J Clin Nutr. 2010 Aug;92(2):383-9. doi: 10.3945/ajcn.2010.29499. Epub 2010 Jun 23.


Total folate and folic acid intakes from foods and dietary supplements of US children aged 1-13 y.

Bailey RL, McDowell MA, Dodd KW, Gahche JJ, Dwyer JT, Picciano MF.

Am J Clin Nutr. 2010 Aug;92(2):353-8. doi: 10.3945/ajcn.2010.29652. Epub 2010 Jun 9.


Circulating unmetabolized folic acid and 5-methyltetrahydrofolate in relation to anemia, macrocytosis, and cognitive test performance in American seniors.

Morris MS, Jacques PF, Rosenberg IH, Selhub J.

Am J Clin Nutr. 2010 Jun;91(6):1733-44. doi: 10.3945/ajcn.2009.28671. Epub 2010 Mar 31. Erratum in: Am J Clin Nutr. 2010 Oct;92(4):1002.


Persistent circulating unmetabolised folic acid in a setting of liberal voluntary folic acid fortification. Implications for further mandatory fortification?

Sweeney MR, Staines A, Daly L, Traynor A, Daly S, Bailey SW, Alverson PB, Ayling JE, Scott JM.

BMC Public Health. 2009 Aug 18;9:295. doi: 10.1186/1471-2458-9-295.


Analytical recovery of folate degradation products formed in human serum and plasma at room temperature.

Hannisdal R, Ueland PM, Eussen SJ, Svardal A, Hustad S.

J Nutr. 2009 Jul;139(7):1415-8. doi: 10.3945/jn.109.105635. Epub 2009 May 20.


Blood folate levels: the latest NHANES results.

McDowell MA, Lacher DA, Pfeiffer CM, Mulinare J, Picciano MF, Rader JI, Yetley EA, Kennedy-Stephenson J, Johnson CL.

NCHS Data Brief. 2008 May;(6):1-8.


Liquid chromatography-tandem mass spectrometry analysis of folate and folate catabolites in human serum.

Hannisdal R, Ueland PM, Svardal A.

Clin Chem. 2009 Jun;55(6):1147-54. doi: 10.1373/clinchem.2008.114389. Epub 2009 Apr 9.


Folate, cancer risk, and the Greek god, Proteus: a tale of two chameleons.

Mason JB.

Nutr Rev. 2009 Apr;67(4):206-12. doi: 10.1111/j.1753-4887.2009.00190.x. Review.


Circulating folic acid in plasma: relation to folic acid fortification.

Kalmbach RD, Choumenkovitch SF, Troen AM, D'Agostino R, Jacques PF, Selhub J.

Am J Clin Nutr. 2008 Sep;88(3):763-8.


Effect of a voluntary food fortification policy on folate, related B vitamin status, and homocysteine in healthy adults.

Hoey L, McNulty H, Askin N, Dunne A, Ward M, Pentieva K, Strain J, Molloy AM, Flynn CA, Scott JM.

Am J Clin Nutr. 2007 Nov;86(5):1405-13.

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