Jeanne I Rader

Summary

Affiliation: Food and Drug Administration
Country: USA

Publications

  1. ncbi request reprint Prevalence of neural tube defects, folate status, and folate fortification of enriched cereal-grain products in the United States
    Jeanne I Rader
    Office of Nutritional Products, Labeling and Dietary Supplements, Center for Food Safety and Applied Nutrition, Food and Drug Administration, College Park, MD 20740, USA
    Pediatrics 117:1394-9. 2006
  2. ncbi request reprint Extension of AOAC official method 999.14 (choline in infant formula and milk) to the determination of choline in dietary supplements
    Jeanne I Rader
    US Food and Drug Administration, Center for Food Safety and Applied Nutrition, Division of Research and Applied Technology, Office of Nutritional Products, Labeling and Dietary Supplements, College Park, MD 20740, USA
    J AOAC Int 87:1297-304. 2004
  3. ncbi request reprint Review of methods for preparation and gas chromatographic separation of trans and cis reference fatty acids
    Pierluigi Delmonte
    U S Food and Drug Administration, Center for Food Safety and Applied Nutrition, Office of Regulatory Science, 5100 Paint Branch Pkwy, College Park, MD 20740, USA
    J AOAC Int 92:1310-26. 2009
  4. pmc Determination of aflatoxins B1, B2, G1, and G2 and ochratoxin A in ginseng and ginger by multitoxin immunoaffinity column cleanup and liquid chromatographic quantitation: collaborative study
    Mary W Trucksess
    U S Food and Drug Administration, 5100 Paint Branch Pkwy, College Park, MD 20740, USA
    J AOAC Int 91:511-23. 2008
  5. doi request reprint Updates on chemical and biological research on botanical ingredients in dietary supplements
    Rahul S Pawar
    Center for Food Safety and Applied Nutrition, Food and Drug Administration, College Park, MD 20740, USA
    Anal Bioanal Chem 405:4373-84. 2013
  6. ncbi request reprint Simultaneous analysis of steviol and steviol glycosides by liquid chromatography with ultraviolet detection on a mixed-mode column: application to Stevia plant material and Stevia-containing dietary supplements
    Karolina Jaworska
    U S Food and Drug Administration, Center for Food Safety and Applied Nutrition, Office of Regulatory Science, 5100 Paint Branch Pkwy, College Park, MD 20740, USA
    J AOAC Int 95:1588-96. 2012
  7. doi request reprint Sampling and analytical variability associated with the determination of total aflatoxins and ochratoxin A in powdered ginger sold as a dietary supplement in capsules
    Mary W Trucksess
    U S Food and Drug Administration, College Park, Maryland, USA
    J Agric Food Chem 57:321-5. 2009
  8. doi request reprint Primary constituents of blue cohosh: quantification in dietary supplements and potential for toxicity
    Jeanne I Rader
    Office of Regulatory Science, Center for Food Safety and Applied Nutrition, US Food and Drug Administration, College Park, MD 20740, USA
    Anal Bioanal Chem 405:4409-17. 2013
  9. ncbi request reprint Quantitative determination of cucurbitane-type triterpenes and triterpene glycosides in dietary supplements containing bitter melon (Momordica charantia) by HPLC-MS/MS
    Jun Ma
    U S Food and Drug Administration, Center for Food Safety and Applied Nutrition, Office of Regulatory Science, 5100 Paint Branch Pkwy, College Park, MD 20740, USA
    J AOAC Int 95:1597-608. 2012
  10. doi request reprint Profile of trans fatty acids (FAs) including trans polyunsaturated FAs in representative fast food samples
    Cynthia Tyburczy
    Center for Food Safety and Applied Nutrition, Office of Regulatory Science, U S Food and Drug Administration, 5100 Paint Branch Parkway, College Park, Maryland 20740, United States
    J Agric Food Chem 60:4567-77. 2012

Detail Information

Publications45

  1. ncbi request reprint Prevalence of neural tube defects, folate status, and folate fortification of enriched cereal-grain products in the United States
    Jeanne I Rader
    Office of Nutritional Products, Labeling and Dietary Supplements, Center for Food Safety and Applied Nutrition, Food and Drug Administration, College Park, MD 20740, USA
    Pediatrics 117:1394-9. 2006
  2. ncbi request reprint Extension of AOAC official method 999.14 (choline in infant formula and milk) to the determination of choline in dietary supplements
    Jeanne I Rader
    US Food and Drug Administration, Center for Food Safety and Applied Nutrition, Division of Research and Applied Technology, Office of Nutritional Products, Labeling and Dietary Supplements, College Park, MD 20740, USA
    J AOAC Int 87:1297-304. 2004
    ..Ten of 11 dietary supplement products analyzed by the modified method contained amounts of choline at or above declarations found on the product labels. The remaining product contained about 40% of the label-declared amount of choline...
  3. ncbi request reprint Review of methods for preparation and gas chromatographic separation of trans and cis reference fatty acids
    Pierluigi Delmonte
    U S Food and Drug Administration, Center for Food Safety and Applied Nutrition, Office of Regulatory Science, 5100 Paint Branch Pkwy, College Park, MD 20740, USA
    J AOAC Int 92:1310-26. 2009
    ..These mixtures can be used for FAME identifications. The prepared mixtures are analyzed under the experimental conditions of the American Oil Chemists' Society (AOCS) Official Method Ce 1h-05 and AOCS Recommended Practice Ce 1j-07...
  4. pmc Determination of aflatoxins B1, B2, G1, and G2 and ochratoxin A in ginseng and ginger by multitoxin immunoaffinity column cleanup and liquid chromatographic quantitation: collaborative study
    Mary W Trucksess
    U S Food and Drug Administration, 5100 Paint Branch Pkwy, College Park, MD 20740, USA
    J AOAC Int 91:511-23. 2008
    ..5 to 10.7% for OTA. Relative standard deviations for between-laboratory reproducibility (RSDR) ranged from 5.7 to 28.6% for AF, and from 5.5 to 10.7% for OTA. HorRat values were < or = 2 for the multi-analytes in the 2 matrixes...
  5. doi request reprint Updates on chemical and biological research on botanical ingredients in dietary supplements
    Rahul S Pawar
    Center for Food Safety and Applied Nutrition, Food and Drug Administration, College Park, MD 20740, USA
    Anal Bioanal Chem 405:4373-84. 2013
    ..We review recent developments and use of newer and increasingly sensitive methods that can contribute to increasing the safety and quality of botanical ingredients in dietary supplements...
  6. ncbi request reprint Simultaneous analysis of steviol and steviol glycosides by liquid chromatography with ultraviolet detection on a mixed-mode column: application to Stevia plant material and Stevia-containing dietary supplements
    Karolina Jaworska
    U S Food and Drug Administration, Center for Food Safety and Applied Nutrition, Office of Regulatory Science, 5100 Paint Branch Pkwy, College Park, MD 20740, USA
    J AOAC Int 95:1588-96. 2012
    ..28% and 0.33-1.0% RSD, respectively), and linearity. The method was used to authenticate steviol glycosides in several samples of Stevia plant material as well as to quantitate steviol glycosides in dietary supplements containing Stevia...
  7. doi request reprint Sampling and analytical variability associated with the determination of total aflatoxins and ochratoxin A in powdered ginger sold as a dietary supplement in capsules
    Mary W Trucksess
    U S Food and Drug Administration, College Park, Maryland, USA
    J Agric Food Chem 57:321-5. 2009
    ..When the total variance is converted into the coefficient of variation (CV or standard deviation relative to the mean concentration), the CV is lower for AF (16.9%) than OTA (24.7%)...
  8. doi request reprint Primary constituents of blue cohosh: quantification in dietary supplements and potential for toxicity
    Jeanne I Rader
    Office of Regulatory Science, Center for Food Safety and Applied Nutrition, US Food and Drug Administration, College Park, MD 20740, USA
    Anal Bioanal Chem 405:4409-17. 2013
    ..The nicotinic alkaloid, N-methylcytisine, a potent toxicant, has been found in all dietary supplements of blue cohosh analyzed. The teratogenic alkaloid anagyrine has been found in some but not all dietary supplements...
  9. ncbi request reprint Quantitative determination of cucurbitane-type triterpenes and triterpene glycosides in dietary supplements containing bitter melon (Momordica charantia) by HPLC-MS/MS
    Jun Ma
    U S Food and Drug Administration, Center for Food Safety and Applied Nutrition, Office of Regulatory Science, 5100 Paint Branch Pkwy, College Park, MD 20740, USA
    J AOAC Int 95:1597-608. 2012
    ..The total contents of the five compounds ranged from 17 to 3464 microg/serving...
  10. doi request reprint Profile of trans fatty acids (FAs) including trans polyunsaturated FAs in representative fast food samples
    Cynthia Tyburczy
    Center for Food Safety and Applied Nutrition, Office of Regulatory Science, U S Food and Drug Administration, 5100 Paint Branch Parkway, College Park, Maryland 20740, United States
    J Agric Food Chem 60:4567-77. 2012
    ....
  11. ncbi request reprint Analysis of isoflavones in foods and dietary supplements
    Pierluigi Delmonte
    US Food and Drug Administration, Center for Food Safety and Applied Nutrition, Office of Nutritional Products, Labeling and Dietary Supplements, 5100 Paint Branch Pkwy, College Park, MD 20740, USA
    J AOAC Int 89:1138-46. 2006
    ..Several internal standards have been used in the analysis of isoflavones from a single botanical source (e.g., soy, red clover), but the identification of a general internal standard remains a challenging process...
  12. doi request reprint Sweeteners from plants--with emphasis on Stevia rebaudiana (Bertoni) and Siraitia grosvenorii (Swingle)
    Rahul S Pawar
    Center for Food Safety and Applied Nutrition, US Food and Drug Administration, College Park, MD 20740, USA
    Anal Bioanal Chem 405:4397-407. 2013
    ..We also review the generally recognized as safe status of specific components and their status with respect to review by the Joint FAO/WHO Expert Committee on Food Additives...
  13. doi request reprint Evaluation of highly polar ionic liquid gas chromatographic column for the determination of the fatty acids in milk fat
    Pierluigi Delmonte
    Office of Regulatory Science, Center for Food Safety and Applied Nutrition, Food and Drug Administration, College Park, MD 20740, USA
    J Chromatogr A 1233:137-46. 2012
    ....
  14. ncbi request reprint Use of multitoxin immunoaffinity columns for determination of aflatoxins and ochratoxin A in ginseng and ginger
    Mary W Trucksess
    U S Food and Drug Administration, 5100 Paint Branch Pkwy, College Park, MD 20740, USA
    J AOAC Int 90:1042-9. 2007
    ....
  15. doi request reprint Chiral stationary phases for separation of intermedine and lycopsamine enantiomers from Symphytum uplandicum
    Rahul S Pawar
    Office of Regulatory Science, Center for Food Safety and Applied Nutrition, U S Food and Drug Administration, College Park, MD 20740, USA
    J Sep Sci 33:200-5. 2010
    ..The optimized separations were achieved on a Chiralpak IA column with mobile phases of ACN/methanol (80:20) and methanol/methyl-t-butyl ether (90:10), both containing 0.1% diethylamine...
  16. doi request reprint Determination of multiple mycotoxins in dietary supplements containing green coffee bean extracts using ultrahigh-performance liquid chromatography-tandem mass spectrometry (UHPLC-MS/MS)
    Lukas Vaclavik
    Center for Food Safety and Applied Nutrition, Office of Regulatory Science, U S Food and Drug Administration, 5100 Paint Branch Parkway, HFS 717, College Park, MD 20740, USA
    J Agric Food Chem 61:4822-30. 2013
    ..0-20.2 μg/kg; fumonisin B1, <50.0-415.0 μg/kg; mycophenolic acid, <5.0-395.0 μg/kg. High-resolution mass spectrometry operated in full MS and MS/MS mode was used to confirm the identities of the reported compounds...
  17. ncbi request reprint Alkaloids and saponins in dietary supplements of blue cohosh (Caulophyllum thalictroides)
    Subramaniam Satchithanandam
    U S Food and Drug Administration, Center for Food Safety and Applied Nutrition, Office of Regulatory Science, College Park, MD 20740, USA
    J AOAC Int 91:21-32. 2008
    ..g., root, liquid extract) and doses recommended in product labeling. Intakes may vary from < 1 to 75 mg/day for alkaloids and from about 9 to 420 mg/day for saponins...
  18. doi request reprint Comparison of metabolism-mediated effects of pyrrolizidine alkaloids in a HepG2/C3A cell-S9 co-incubation system and quantification of their glutathione conjugates
    Hemlata Tamta
    Office of Regulatory Science, Center for Food Safety and Applied Nutrition, Food and Drug Administration, College Park, MD, USA
    Xenobiotica 42:1038-48. 2012
    ..This approach can be used to determine and compare bioactivation potential and metabolism-mediated toxicity of various PAs...
  19. doi request reprint Evaluation of low trans fat edible oils by attenuated total reflection-Fourier transform infrared spectroscopy and gas chromatography: a comparison of analytical approaches
    Cynthia Tyburczy
    Center for Food Safety and Applied Nutrition, Office of Regulatory Science, U S Food and Drug Administration, College Park, MD 20740, USA
    Anal Bioanal Chem 404:809-19. 2012
    ..Results demonstrate that the natural content of such oil constituents could result in significant overestimations of trans fat when ATR-FTIR is used to analyze edible fats and oils with a trans fat content <2% of total fat...
  20. doi request reprint Determination of trans fat in edible oils: current official methods and overview of recent developments
    Cynthia Tyburczy
    Center for Food Safety and Applied Nutrition, Office of Regulatory Science, U S Food and Drug Administration, 5100 Paint Branch Parkway, College Park, MD 20740, USA
    Anal Bioanal Chem 405:5759-72. 2013
    ..g. IR spectroscopy procedures, ionic-liquid GC columns, and multidimensional chromatographic techniques) that have the potential to substantially improve the accuracy, sensitivity, and/or speed of trans fat determination. ..
  21. doi request reprint Cucurbitane-type triterpenoids from Momordica charantia
    Jun Ma
    Office of Regulatory Science, Center for Food Safety and Applied Nutrition, U S Food and Drug Administration, College Park, MD 20740, USA
    Planta Med 76:1758-61. 2010
    ..Their structures were determined by chemical and spectroscopic methods. Momordicoside U (1) was evaluated for insulin secretion activity in an in vitro insulin secretion assay and displayed moderate activity...
  22. ncbi request reprint Recent studies on selected botanical dietary supplement ingredients
    Jeanne I Rader
    Division of Bioanalytical Chemistry, Office of Regulatory Science, Center for Food Safety and Applied Nutrition, U S Food and Drug Administration, 5100 Paint Branch Parkway, College Park, MD 20740, USA
    Anal Bioanal Chem 389:27-35. 2007
    ....
  23. doi request reprint Preparation, chromatographic separation and relative retention times of cis/trans heptadecaenoic (17:1) fatty acids
    Pierluigi Delmonte
    Office of Regulatory Science, Center for Food Safety and Applied Nutrition, US Food and Drug Administration, 5100 Paint Branch Pkwy, HFS 717, College Park, MD 20740, USA
    J Chromatogr A 1214:30-6. 2008
    ..A novel procedure was developed to determine t(r) for 17:1 FAME positional/geometrical isomers relative to that of the commercially available cis 10-17:1 FAME...
  24. ncbi request reprint Modeling the level of fortification and post-fortification assessments: U.S. experience
    Elizabeth A Yetley
    Center for Food Safety and Applied Nutrition, U S Food and Drug Administration, College Park, MD 20740, USA
    Nutr Rev 62:S50-9; discussion S60-1. 2004
    ..S. Much about the long-term effects of the fortification program remains unknown and careful monitoring over time will be necessary to ensure that the program functions as intended...
  25. ncbi request reprint Determination of isoflavones in dietary supplements containing soy, Red Clover and kudzu: extraction followed by basic or acid hydrolysis
    Pierluigi Delmonte
    Office of Nutritional Products, Labeling and Dietary Supplements, Center for Food Safety and Applied Nutrition, Food and Drug Administration, College Park, MD 20740, USA
    J Chromatogr A 1107:59-69. 2006
    ..Daidzein, glycitein, genistein, puerarin, calycosin, pratensein, pseudobaptigenin, formononetin, biochanin A and prunetin were among the isoflavones determined...
  26. doi request reprint Determination of selected biogenic amines in Acacia rigidula plant materials and dietary supplements using LC-MS/MS methods
    Rahul S Pawar
    Office of Regulatory Science, Center for Food Safety and Applied Nutrition, U S Food and Drug Administration, College Park, MD 20740, USA Electronic address
    J Pharm Biomed Anal 88:457-66. 2014
    ..rigidula. This study demonstrates that confirmations by independent analytical methods are essential to verify findings of unusual or unexpected compounds in dietary supplements. ..
  27. doi request reprint Separation of the fatty acids in menhaden oil as methyl esters with a highly polar ionic liquid gas chromatographic column and identification by time of flight mass spectrometry
    Ali Reza Fardin-Kia
    Office of Regulatory Science, Center for Food Safety and Applied Nutrition, HFS 717, US Food and Drug Administration, 5100 Paint Branch Pkwy, College Park, MD, 20740, USA
    Lipids 48:1279-95. 2013
    ....
  28. doi request reprint Characterization of pine nuts in the U.S. market, including those associated with "pine mouth", by GC-FID
    Ali Reza Fardin-Kia
    Office of Regulatory Science, Center for Food Safety and Applied Nutrition, U S Food and Drug Administration, College Park, Maryland 20740, United States
    J Agric Food Chem 60:2701-11. 2012
    ..S. market, including those associated with pine mouth, are mixtures of nuts from different Pinus species...
  29. doi request reprint Employing ultra high pressure liquid chromatography as the second dimension in a comprehensive two-dimensional system for analysis of Stevia rebaudiana extracts
    Francesco Cacciola
    Office of Regulatory Science, Center for Food Safety and Applied Nutrition, US Food and Drug Administration, 5100 Paint Branch Pkwy, HFS 717, College Park, MD 20740, USA
    J Chromatogr A 1218:2012-8. 2011
    ..Polyphenolic and stevioside compounds were identified by combining the information coming from the position of the compounds in the 2D plot and UV spectra with that of reference materials...
  30. ncbi request reprint Evaluation of gas chromatographic methods for the determination of trans fat
    Pierluigi Delmonte
    US Food and Drug Administration, HFS 717, Room 1E006, 5100 Paint Branch Pkwy, College Park, MD 20740, USA
    Anal Bioanal Chem 389:77-85. 2007
    ....
  31. doi request reprint Targeted analysis of multiple pharmaceuticals, plant toxins and other secondary metabolites in herbal dietary supplements by ultra-high performance liquid chromatography-quadrupole-orbital ion trap mass spectrometry
    Lukas Vaclavik
    U S Food and Drug Administration, Center for Food Safety and Applied Nutrition, Office of Regulatory Science, 5100 Paint Branch Parkway, HFS 717, College Park, MD 20740, USA Electronic address
    Anal Chim Acta 810:45-60. 2014
    ..The procedure was used to examine commercial dietary supplements for the 96 analytes of interest. To the best of our knowledge, this is the first report of an integrated analysis and quantification of this wide range of compounds. ..
  32. doi request reprint Separation of fatty acid methyl esters by GC-online hydrogenation × GC
    Pierluigi Delmonte
    Office of Regulatory Science, Center for Food Safety and Applied Nutrition, Food and Drug Administration, College Park, MD 20740, United States
    Anal Chem 85:1517-24. 2013
    ..To our knowledge, this the first example of GC × GC in which a chemical change is instituted between the two dimensions to alter the relative retentions of components and identify unsaturated FAMEs...
  33. ncbi request reprint Folic acid fortification, folate status and plasma homocysteine
    Jeanne I Rader
    Center for Food Safety and Applied Nutrition, Food and Drug Administration, Washington, DC 20204, USA
    J Nutr 132:2466S-2470S. 2002
    ..Careful monitoring over time is necessary to determine that the program functions as intended...
  34. ncbi request reprint Modifications ofAOAC Official Method 999.15 to improve the quantitation of vitamin K1 in complex formulated nutritional products
    Pierluigi Delmonte
    U S Food and Drug Administration, Center for Food Safety and Applied Nutrition, Office of Regulatory Science, College Park, MD 20740, USA
    J AOAC Int 96:91-101. 2013
    ..5 mL/min, which provided baseline separation of the cis and trans isomers of vitamin K1 from each other and from other compounds contained in the sample extracts...
  35. ncbi request reprint Trans, saturated, and unsaturated fat in foods in the united states prior to mandatory trans-fat labeling
    Subramaniam Satchithanandam
    Division of Research and Applied Technology, Office of Nutritional Products, Labeling and Dietary Supplements, U S Food and Drug Administration, College Park, Maryland 20740, USA
    Lipids 39:11-8. 2004
    ..0 to 7.2 g/serving. The significant differences in trans-fat content in products within each food category are due to differences in the type of fats and oils used in the manufacturing processes...
  36. ncbi request reprint Isolation and characterisation of selected germander diterpenoids from authenticated Teucrium chamaedrys and T. canadense by HPLC, HPLC-mS and NMR
    P Ramnathan Sundaresan
    Division of Research and Applied Technology, Office of Nutritional Products, Labeling and Dietary Supplements, Food and Drug Administration, 5100 Paint Branch Parkway, College Park, Maryland 20740, USA
    Phytochem Anal 17:243-50. 2006
    ....
  37. ncbi request reprint Gas chromatographic analysis of infant formulas for total fatty acids, including trans fatty acids
    Subramaniam Satchithanandam
    U S Food and Drug Administration, Office of Nutritional Products, Labeling and Dietary Supplements, Washington, DC 20204, USA
    J AOAC Int 85:86-94. 2002
    ..1 to 5.1 g/100 kcal and linoleic acid content ranged from 820 to 1100 mg/100 kcal. There were no significant differences between powdered and liquid infant formulas in concentrations of total fat, SFA, MUFA, PUFA, or trans fatty acids...
  38. doi request reprint Separation characteristics of fatty acid methyl esters using SLB-IL111, a new ionic liquid coated capillary gas chromatographic column
    Pierluigi Delmonte
    Office of Regulatory Science, Center for Food Safety and Applied Nutrition, Food and Drug Administration, College Park, MD 20740, USA
    J Chromatogr A 1218:545-54. 2011
    ..These differences in elution pattern can be exploited to obtain a more complete analysis of complex lipid mixtures present in ruminant fats...
  39. doi request reprint Rapid and simultaneous determination of hexapeptides (Ac-EEMQRR-amide and H2N-EEMQRR-amide) in anti-wrinkle cosmetics by hydrophilic interaction liquid chromatography-solid phase extraction preparation and hydrophilic interaction liquid chromatography wit
    Wanlong Zhou
    U S Food and Drug Administration, Center for Food Safety and Applied Nutrition, 5100 Paint Branch Parkway, HFS 717, College Park, MD 20740 3835, USA
    J Chromatogr A 1218:7956-63. 2011
    ..3 μg/g. H(2)N-EEMQRR-amide was not detected in any of the samples. The recoveries for Ac-EEMQRR-amide and H(2)N-EEMQRR-amide ranged from 85% to 110% and 84% to 119%, respectively, at the spiking level of 30 μg/g...
  40. ncbi request reprint Folic acid intake from fortification in United States exceeds predictions
    Silvina F Choumenkovitch
    Vitamin Metabolism Laboratory and Nutritional Epidemiology Program, Jean Mayer U S Department of Agriculture Human Nutrition Research Center on Aging at Tufts University, Boston, MA 02111, USA
    J Nutr 132:2792-8. 2002
    ..By these estimations, folic acid fortification resulted in a mean increase in folic acid intake that was approximately twice as large as previously projected...
  41. ncbi request reprint Microbiological assay-trienzyme procedure for total folates in cereals and cereal foods: collaborative study
    Jonathan W DeVries
    Medallion Laboratories, General Mills Inc, 9000 Plymouth Ave North, Minneapolis, MN 55427, USA
    J AOAC Int 88:5-15. 2005
    ..RSD(R) values were higher (27.9-28.7%) for 2 unfortified cereal-grain products. Based on the results of the collaborative study, the microbiological assay with trienzyme extraction is recommended for adoption as Official First Action...
  42. doi request reprint Trends in circulating concentrations of total homocysteine among US adolescents and adults: findings from the 1991-1994 and 1999-2004 National Health and Nutrition Examination Surveys
    Christine M Pfeiffer
    National Center for Environmental Health, Centers for Disease Control and Prevention, Atlanta, GA 30341, USA
    Clin Chem 54:801-13. 2008
    ..Such an analysis of these data could supplement current knowledge regarding whether the US folic acid fortification program has modified national plasma tHcy concentrations...
  43. ncbi request reprint Nationwide folate fortification has complex ramifications and requires careful monitoring over time
    Jeanne I Rader
    Arch Intern Med 162:608-9. 2002
  44. ncbi request reprint Trends in blood folate and vitamin B-12 concentrations in the United States, 1988 2004
    Christine M Pfeiffer
    National Center for Environmental Health, Centers for Disease Control and Prevention, Atlanta, GA 30341, USA
    Am J Clin Nutr 86:718-27. 2007
    ..Monitoring the folate status of US population groups over time has been a public health priority for the past 2 decades, and the focus has been enhanced since the implementation of a folic acid fortification program in the mid-1990s...
  45. ncbi request reprint Historical perspective as a guide for identifying and developing applicable methods for dietary fiber
    Jonathan W DeVries
    Medallion Laboratories, General Mills Inc, 9000 Plymouth Ave North, Minneapolis, MN 55427, USA
    J AOAC Int 88:1349-66. 2005
    ..The potential impacts of changing the dietary fiber definition on analytical issues and on food composition databases are also considered...