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van Veelen, P.A. (author), Tjaden, U.R. (author), van der Greef, J. (author), Centraal Instituut voor Voedingsonderzoek TNO (author)
A simple method of improving signal-to-noise ratios in plasma-desorption mass spectrometry of femtomole quantities is described. Background reduction is achieved by effectively shielding of the non-sample area. It is shown that detection limits can be improved by a factor of 4. Copyright © 1990 Heyden & Son Limited
article 1990
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Hulshof, K.F.A.M. (author), Gooskens, A.C. (author), Wedel, M. (author), Bruning, P.F. (author), Instituut CIVO-Toxicologie en Voeding TNO (author)
article 1987
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Speek, A.J. (author), Thissen, J.T.N.M. (author), Schrijver, J. (author), Instituut CIVO-Toxicologie en voeding TNO (author)
The urinary excretion of 3-methylhistidine and creatinine and the urinary 3-methylhistidine to creatinine excretion ratio during day and night were investigated in a group of 103 healthy, normally fed Dutch children (52 boys and 51 girls) aged 2-17 years. The 3-methylhistidine to creatinine ratio of the night urine appeared to be significantly...
article 1986
document
Botma, Y. (author)
article 2000
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Huisman, I.H. (author), Prádanos, P. (author), Hernández, A. (author)
article 2000
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Saris, W.H.M. (author), van Erp-Baart, M.A. (author), Brouns, F. (author), Westerop, K.R. (author), ten Hoor, F. (author)
article 1989
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Goldbohm, R.A. (author), Voorrips, L.E. (author), Centraal Instituut voor Voedingsonderzoek TNO (author)
article 2000
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Pikaar, N.A. (author), Fernandes, J. (author), Sterken, R. (author), Olling, C.J. (author), Post, A.G. (author), Centraal Instituut voor Voedingsonderzoek TNO (author)
article 1970
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Glerum-van der Laan, C. (author), Aten-Samson, J.M. (author), Centraal instituut voor voedingsonderzoek TNO (author)
In een mondelinge enquête is bij 154 consumenten de bekendheid met en het begrip van de voedingswaardewijzer onderzocht. Tevens werd de attitude ten aanzien van voedingswaarde-etikettering ondezocht. Het onderzoek vond plaats in Noord-Nederland, waar de dichtheid van verpakte produkten met voedingswaardewijzer relatief het grootst is. In het...
article 1986
document
Bax, J. (author), Pour, P.M. (author), Nagel, D.L. (author), Lawson, T.A. (author), Woutersen, R.A. (author), Scherer, E. (author)
article 1990
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Reus, K.E.H. (author), Houben, G.F. (author), Stam, M. (author), Dubois, A.E.J. (author)
article 2000
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Grever, A.B.G. (author)
article 1968
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de Vos, R.H. (author), van Dokkum, W. (author), Olthof, P.D.A. (author), Quirijns, J.K. (author), Muys, T. (author), van der Poll, J.M. (author), Centraal Instituut voor Voedingsonderzoek TNO (author)
Over a period of 2 yr 126 different food items of a market basket of 16-18 yr old males were purchased every 2 months. The foodstuffs were prepared as for eating, and were combined in 12 commodity groups. Twelves samples of each food group were homogenized and analysed for 78 different chemicals, including pesticides, PCBs, bromine, heavy metals...
article 1984
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van den Brandt, P.A. (author), Bausch-Goldbohm, R.A. (author), Hermus, R.J.J. (author), Sturmans, F. (author), Instituut CIVO-Toxicologie en voeding TNO (author)
article 1986
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Kroes, R. (author), Centraal instituut voor voedingsonderzoek TNO (author)
article 1983
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de Vos, H. (author), Fonds, A.W. (author)
article 1971
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Price, R.J. (author), Surry, D. (author), Renwick, A.B. (author), Meneses-Lorente, G. (author), Lake, B.G. (author), Evans, D.C. (author)
article 2000
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Luyken, R. (author), de Wijn, F.J. (author), Zaat, J.C.A. (author), Afdeling bewerking waarnemingsuitkomsten TNO (author)
Somatometric data on the body composition and the nutritional status of Dutch boys and men aged 8-25 years in the period 1960-1964 - Somatometric data which may be considered necessary to evaluatie the state of nutrition were determined in boys and men aged 8-25 years with various social backgrounds and of five different age groups, the mean...
article 1967
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de Wijn, J.F. (author), Centraal Instituut voor Voedingsonderzoek TNO (author)
article 1965
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Bax, J. (author), Feringa, A.W. (author), van Garderen-Hoetmer, A. (author), Woutersen, R.A. (author), Scherer, E. (author), Instituut CIVO-Toxicologie en Voeding TNO (author)
article 1986
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