David I. Thurnham

β-Carotene Is an Important Vitamin A Source for Humans

Tilman Grune, Georg Lietz, Andreu Palou et al. · Journal of Nutrition · 2010 · 574 citations · Full text

Agriculture, Nutrition, Nutritional Sciences +12

The Use of Different Lipids to Express Serum Tocopherol: Lipid Ratios for the Measurement of Vitamin E Status

David I. Thurnham, J A Davies, B J Crump et al. · Annals of Clinical Biochemistry International Journal of Laboratory Medicine · 1986 · 426 citations

Life Sciences, Nutrition, Nutritional Sciences +17

Concurrent liquid-chromatographic assay of retinol, alpha-tocopherol, beta-carotene, alpha-carotene, lycopene, and beta-cryptoxanthin in plasma, with tocopherol acetate as internal standard.

David I. Thurnham, E. Lester Smith, P S Flora · Clinical Chemistry · 1988 · 383 citations

Natural Sciences, Biochemistry, Chemistry +12

Validation of weighed records and other methods of dietary assessment using the 24 h urine nitrogen technique and other biological markers

Sheila Bingham, Aedín Cassidy, Tim Cole et al. · British Journal Of Nutrition · 1995 · 381 citations · Full text

Agriculture, Nutrition, Nutritional Sciences +17

A European carotenoid database to assess carotenoid intakes and its use in a five-country comparative study

M. E. O'Neill, Y. L. Carroll, BM Corridan et al. · British Journal Of Nutrition · 2001 · 361 citations · Full text

Life Sciences, Nutrition, Nutritional Sciences +16