Search Results - "Tanumihardjo, SA"

The acute and chronic toxic effects of vitamin A by PENNISTON, Kristina L, TANUMIHARDJO, Sherry A

“…The acute and chronic effects of vitamin A toxicity are well documented in the literature. Emerging evidence suggests that subtoxicity without clinical signs…”
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Evaluation of Analytical Methods for Carotenoid Extraction from Biofortified Maize (Zea mays sp.) by Howe, Julie A, Tanumihardjo, Sherry A

“…Biofortification of maize with β-carotene has the potential to improve vitamin A status in vitamin A deficient populations where maize is a staple crop…”
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Assessing vitamin A status: past, present and future by Tanumihardjo, Sherry A

“…Xerophthalmia classification was traditionally used to identify populations with vitamin A deficiency. Currently, night blindness and dark adaptometry have…”
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β-Carotene-rich orange-fleshed sweet potato improves the vitamin a status of primary school children assessed with the modified-relative-dose-response test by VAN JAARSVELD, Paul J, FABER, Mieke, TANUMIHARDJO, Sherry A, NESTEL, Penelope, LOMBARD, Carl J, SPINNLER BENADE, Ambrose J

“…Beta-carotene-rich orange-fleshed sweet potato (OFSP) is an excellent source of provitamin A. In many developing countries, sweet potato is a secondary staple…”
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Vitamin A and vitamin E statuses of preschool children of socioeconomically disadvantaged families living in the midwestern United States by Spannaus-Martin, D.J, Cook, L.R, Tanumihardjo, S.A, Duitsman, P.K, Olson, J.A

“…Objective: To determine the vitamin A and vitamin E statuses of socioeconomically disadvantaged preschool American children. Design: Cross-sectional study of…”
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Twice the amount of alpha-carotene isolated from carrots is as effective as beta-carotene in maintaining the vitamin A status of Mongolian gerbils by Tanumihardjo, Sherry A, Howe, Julie A

“…The vitamin A (VA) value of carotenoids from fruits and vegetables is affected by many factors. This study determined the VA value of alpha-carotene isolated…”
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Maternal medicine: Randomised trial of vitamin A supplementation in pregnant women in rural Malawi found to be anaemic on screening by HemoCue by Van Den Broek, NR, White, SA, Flowers, C, Cook, JD, Letsky, EA, Tanumihardjo, SA, Mhango, C, Molyneux, M, Neilson, JP

“…Objective  To assess the effects of vitamin A supplementation in women with anaemia during pregnancy. Design  Single‐centre randomised controlled trial…”
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Vitamin A and iron status are improved by vitamin A and iron supplementation in pregnant Indonesian women by Tanumihardjo, Sherry A

“…In Indonesia, deficiencies of vitamin A and iron are of public health concern during pregnancy. We sought to determine the effects of vitamin A and iron…”
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Effect of regular consumption of provitamin A biofortified staple crops on Vitamin A status in populations in low-income countries by Haskell, M, Tanumihardjo, SA, Palmer, A, Melse-Boonstra, A, Talsma, E, Burri, B

“…Biofortification of staple crops with provitamin A (PVA) carotenoids is an innovative strategy for controlling vitamin A (VA) deficiency in low-income…”
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Vitamin A status and hemoglobin concentrations are improved in Indonesian children with vitamin A and deworming interventions by TANUMIHARDJO, S. A, PERMAESIH, D, MUHILAL

“…Anemia is a major public health problem caused by multiple factors. Vitamin A (VA) depletion can affect hemoglobin concentration (Hb). This study investigated…”
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Factors influencing the conversion of carotenoids to retinol: Bioavailability to bioconversion to bioefficacy by TANUMIHARDJO, Sherry A

“…Vitamin A (retinol) is a necessary nutrient for vision, reproduction, growth, and immune function. Pro-vitamin A carotenoids are an important source,…”
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One-time vitamin A supplementation of lactating sows enhances hepatic retinol in their offspring independent of dose size by Valentine, A.R, Tanumihardjo, S.A

“…Background: Single megadoses of vitamin A between 200 000 and 400 000 IU have been administered to lactating mothers to improve the vitamin A status of both…”
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Adjustments to the modified relative dose response (MRDR) test for assessment of vitamin A status minimize the blood volume used in piglets by Valentine, Ashley R, Tanumihardjo, Sherry A

“…The modified relative dose response (MRDR) test is widely used in public health research to assess vitamin A (VA) status of populations and individuals…”
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Lutein and β-carotene from lutein-containing yellow carrots are bioavailable in humans by Molldrem, K.L, Li, J, Simon, P.W, Tanumihardjo, S.A

“…Background: Lutein is a hydroxy-carotenoid constituting the macular pigment of the human retina. Increasing lutein intake from foods could increase the density…”
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The modified-relative-dose-response values in serum and milk are positively correlated over time in lactating sows with adequate vitamin A status by Surles, Rebecca L, Li, Jialiang, Tanumihardjo, Sherry A

“…The modified-relative-dose-response (MRDR) test, which requires a blood sample after dosing with 3,4-didehydroretinyl acetate (DRA), has been used to determine…”
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Elevated serum concentrations of β-glucuronide metabolites and 4-oxoretinol in lactating sows after treatment with vitamin A: a model for evaluating supplementation in lactating women by Penniston, K.L, Tanumihardjo, S.A

“…Background: The effects of large doses of preformed vitamin A, such as those provided in supplementation programs for the prevention of deficiency, on total…”
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Utility of the relative-dose-response and modified-relative-dose-response tests as population indicators of vitamin A status by Tanumihardjo, Sherry A, Underwood, Barbara A

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Can lack of improvement in vitamin A status indicators be explained by little or no overall change in vitamin A status of humans? by Tanumihardjo, S A

“…Changes in vitamin A status using conventional indicators, i.e., serum and breast milk retinol concentrations and the modified relative dose response test,…”
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Simplified methodology to determine breast milk retinol concentrations by Tanumihardjo, Sherry A, Penniston, Kristina L

“…The impact of a nutritional intervention trial on vitamin A status can be evaluated by measuring the total vitamin A concentration in breast milk both before…”
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Randomised trial of vitamin A supplementation in pregnant women in rural Malawi found to be anaemic on screening by HemoCue by VAN DEN BROCK, N. R, WHITE, S. A, FLOWERS, C, COOK, J. D, LETSKY, E. A, TANUMIHARDJO, S. A, MHANGO, C, MOLYNEUX, M, NEILSON, J. P

“…To assess the effects of vitamin A supplementation in women with anaemia during pregnancy. Single-centre randomised controlled trial. Rural community in…”
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