R M Russell

Summary

Affiliation: Tufts University
Country: USA

Publications

  1. ncbi request reprint Older men and women efficiently absorb vitamin B-12 from milk and fortified bread
    R M Russell
    Jean Mayer U S Department of Agriculture Human Nutrition Research Center on Aging, Tufts University, Boston, Massachusetts 02111, USA
    J Nutr 131:291-3. 2001
  2. ncbi request reprint The vitamin A spectrum: from deficiency to toxicity
    R M Russell
    US Department of Agriculture, Human Nutrition Research Center on Aging, Tufts University, Boston, MA 02111, USA
    Am J Clin Nutr 71:878-84. 2000
  3. ncbi request reprint Green and yellow vegetables can maintain body stores of vitamin A in Chinese children
    G Tang
    Jean Mayer US Department of Agriculture, Human Nutrition Research Center on Aging at Tufts University, Boston, MA 02111, USA
    Am J Clin Nutr 70:1069-76. 1999
  4. ncbi request reprint Vitamin B-6 requirements of elderly men and women
    J D Ribaya-Mercado
    U S Department of Agriculture, Human Nutrition Research Center on Aging, Tufts University, Boston, MA 02111
    J Nutr 121:1062-74. 1991
  5. ncbi request reprint Gastric acidity influences the blood response to a beta-carotene dose in humans
    G Tang
    Jean Mayer US Department of Agriculture Human Nutrition Research Center on Aging, Tufts University, Boston, MA 02111
    Am J Clin Nutr 64:622-6. 1996
  6. ncbi request reprint Vitamin B12 deficiency in the elderly
    H W Baik
    USDA Human Nutrition Research Center on Aging, Tufts University, Boston, Massachusetts, USA
    Annu Rev Nutr 19:357-77. 1999
  7. ncbi request reprint Bioconversion of plant carotenoids to vitamin A in Filipino school-aged children varies inversely with vitamin A status
    J D Ribaya-Mercado
    Nutrition Center of the Philippines, Manila
    Am J Clin Nutr 72:455-65. 2000
  8. ncbi request reprint Vitamin A equivalence of beta-carotene in a woman as determined by a stable isotope reference method
    G Tang
    USDA Human Nutrition Research Center on Aging at Tufts University, Boston, MA 02111, USA
    Eur J Nutr 39:7-11. 2000
  9. ncbi request reprint Assessment of total body stores of vitamin A in Guatemalan elderly by the deuterated-retinol-dilution method
    J D Ribaya-Mercado
    Jean Mayer US Department of Agriculture Human Nutrition Research Center on Aging at Tufts University, Boston, MA 02111, USA
    Am J Clin Nutr 69:278-84. 1999
  10. ncbi request reprint Plasma carotenoid concentrations are inversely correlated with fat mass in older women
    K J Yeum
    Jean Mayer USDA Human Nutrition Research Center on Aging, Tufts University, Boston 02111, USA
    J Nutr Health Aging 2:79-83. 1998

Collaborators

Detail Information

Publications18

  1. ncbi request reprint Older men and women efficiently absorb vitamin B-12 from milk and fortified bread
    R M Russell
    Jean Mayer U S Department of Agriculture Human Nutrition Research Center on Aging, Tufts University, Boston, Massachusetts 02111, USA
    J Nutr 131:291-3. 2001
    ..The high body retention of the extrinsic vitamin B-12 label from milk and bread may warrant a greater use of such fortified products in the elderly to ensure vitamin B-12 adequacy...
  2. ncbi request reprint The vitamin A spectrum: from deficiency to toxicity
    R M Russell
    US Department of Agriculture, Human Nutrition Research Center on Aging, Tufts University, Boston, MA 02111, USA
    Am J Clin Nutr 71:878-84. 2000
    ..In addition, the biological activity of carotenoid metabolites should be better understood, particularly their effects on retinoid signaling...
  3. ncbi request reprint Green and yellow vegetables can maintain body stores of vitamin A in Chinese children
    G Tang
    Jean Mayer US Department of Agriculture, Human Nutrition Research Center on Aging at Tufts University, Boston, MA 02111, USA
    Am J Clin Nutr 70:1069-76. 1999
    ..Vitamin A activity of plant provitamin A carotenoids is uncertain...
  4. ncbi request reprint Vitamin B-6 requirements of elderly men and women
    J D Ribaya-Mercado
    U S Department of Agriculture, Human Nutrition Research Center on Aging, Tufts University, Boston, MA 02111
    J Nutr 121:1062-74. 1991
    ..Vitamin B-6 requirements were not decreased in two of three subjects who ingested 54 g of protein daily. Thus, vitamin B-6 requirements of elderly men and women are about 1.96 and 1.90 mg/d, respectively...
  5. ncbi request reprint Gastric acidity influences the blood response to a beta-carotene dose in humans
    G Tang
    Jean Mayer US Department of Agriculture Human Nutrition Research Center on Aging, Tufts University, Boston, MA 02111
    Am J Clin Nutr 64:622-6. 1996
    ..A suppressed blood response of beta-carotene at a high intraluminal pH may have been due to the slower movement of negatively charged micelles through the unstirred water layer and cell membrane...
  6. ncbi request reprint Vitamin B12 deficiency in the elderly
    H W Baik
    USDA Human Nutrition Research Center on Aging, Tufts University, Boston, Massachusetts, USA
    Annu Rev Nutr 19:357-77. 1999
    ..Because the American food supply is now being fortified with folic acid, concern is increasing about neurologic exacerbation in individuals with marginal vitamin B12 status and high-dose folate intake...
  7. ncbi request reprint Bioconversion of plant carotenoids to vitamin A in Filipino school-aged children varies inversely with vitamin A status
    J D Ribaya-Mercado
    Nutrition Center of the Philippines, Manila
    Am J Clin Nutr 72:455-65. 2000
    ..We reported previously that a 3-d deuterated-retinol-dilution (DRD) procedure might be used to indicate total body stores of vitamin A...
  8. ncbi request reprint Vitamin A equivalence of beta-carotene in a woman as determined by a stable isotope reference method
    G Tang
    USDA Human Nutrition Research Center on Aging at Tufts University, Boston, MA 02111, USA
    Eur J Nutr 39:7-11. 2000
    ..Quantitative information on conversion of beta-carotene to vitamin A in humans is limited...
  9. ncbi request reprint Assessment of total body stores of vitamin A in Guatemalan elderly by the deuterated-retinol-dilution method
    J D Ribaya-Mercado
    Jean Mayer US Department of Agriculture Human Nutrition Research Center on Aging at Tufts University, Boston, MA 02111, USA
    Am J Clin Nutr 69:278-84. 1999
    ..Deuterated retinol dilution (DRD) gives quantitative estimates of total body stores of vitamin A...
  10. ncbi request reprint Plasma carotenoid concentrations are inversely correlated with fat mass in older women
    K J Yeum
    Jean Mayer USDA Human Nutrition Research Center on Aging, Tufts University, Boston 02111, USA
    J Nutr Health Aging 2:79-83. 1998
    ..Thus, fat mass appears to influence serum carotenoid concentrations in only certain subjects (i.e. older women) who have relatively high percentage of body fat...
  11. ncbi request reprint A randomized trial of Lactobacillus acidophilus BG2FO4 to treat lactose intolerance
    J R Saltzman
    Jean Mayer US Department of Agriculture Human Nutrition Research Center on Aging at Tufts University and the Tufts University School of Medicine, Boston, USA
    Am J Clin Nutr 69:140-6. 1999
    ..Lactose intolerance is the most common disorder of intestinal carbohydrate digestion. Lactobacillus acidophilus BG2FO4 is a strain of lactobacilli with properties of marked intestinal adherence and high beta-galactosidase activity...
  12. ncbi request reprint Factors in aging that effect the bioavailability of nutrients
    R M Russell
    U S Department of Agriculture Human Nutrition Research Center on Aging, Tufts University, Boston, Massachusetts 02111, USA
    J Nutr 131:1359S-61S. 2001
    ..The third section lays out a proposed research agenda for studying the bioavailability of nutrients and other active components of dietary supplements in elderly persons...
  13. ncbi request reprint The effect of alpha-tocopherol on the oxidative cleavage of beta-carotene
    K J Yeum
    United States Department of Agriculture, Human Nutrition Research Center on Aging, Tufts University, Boston, MA 02111, USA
    Free Radic Biol Med 29:105-14. 2000
    ..In the absence of an antioxidant, beta-carotene is cleaved randomly by enzyme-related radicals to produce beta-apo-carotenoids, and these beta-apo-carotenoids can be oxidized further to retinoic acid via retinal...
  14. ncbi request reprint Effect of vitamin B-6 deficiency on fasting plasma homocysteine concentrations
    J W Miller
    USDA Human Nutrition Research Center on Aging, Tufts University, Boston, MA 02111
    Am J Clin Nutr 55:1154-60. 1992
    ..It is concluded that fasting plasma homocysteine concentrations are not initially elevated in vitamin B-6 deficiency and therefore fasting plasma homocysteine concentrations are not a good indicator of vitamin B-6 status...
  15. ncbi request reprint Effect of age on the gastrointestinal-associated mucosal immune response of humans
    A A Beharka
    Nutritional Immunology Laboratory, Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University, Boston, Massachusetts 02111, USA
    J Gerontol A Biol Sci Med Sci 56:B218-23. 2001
    ..IEL's ability to proliferate and produce IL-2 was not affected by subject age. Thus, LPL but not IEL demonstrated an age-related decline in immune function similar to that seen in peripheral lymphocytes...
  16. ncbi request reprint Total intestinal lactase and sucrase activities are reduced in aged rats
    M F Lee
    Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University, Boston, MA 02111, USA
    J Nutr 127:1382-7. 1997
    ..The age-related decline in disaccharidase activity, if extrapolated to humans, may have important implications for the digestion of carbohydrate contained in the diet of the elderly...
  17. ncbi request reprint In vitro inhibition of proliferation of estrogen-dependent and estrogen-independent human breast cancer cells treated with carotenoids or retinoids
    P Prakash
    Department of Biochemistry, School of Medicine, Tufts University, Boston, MA 02111 1837, USA
    J Nutr 131:1574-80. 2001
    ..Other mechanistic pathways that are either followed by or concomitant with growth inhibition are possible...
  18. ncbi request reprint Restoration of retinoic acid concentration suppresses ethanol-enhanced c-Jun expression and hepatocyte proliferation in rat liver
    J Chung
    Gastrointestinal Nutrition Laboratory, Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University, 711 Washington Street, Boston, MA 02111, USA
    Carcinogenesis 22:1213-9. 2001
    ....