Provitamin A–biofortified maize increases serum β-carotene, but not retinol, in marginally nourished children: a cluster-randomized trial in rural Zambia

Biofortified yellow cassava and vitamin A status of Kenyan children: a randomized controlled trial

(2015) Elise F Talsma et al.   AMERICAN JOURNAL OF CLINICAL NUTRITION

Assessing Child Nutrient Intakes Using a Tablet-Based 24-Hour Recall Tool in Rural Zambia

(2015) Bess L. Caswell et al.   FOOD AND NUTRITION BULLETIN

Biofortified orange maize is as efficacious as a vitamin A supplement in Zambian children even in the presence of high liver reserves of vitamin A: a community-based, randomized placebo-controlled trial

(2014) Bryan Gannon et al.   AMERICAN JOURNAL OF CLINICAL NUTRITION

Retention of Provitamin A Carotenoids in Staple Crops Targeted for Biofortification in Africa: Cassava, Maize and Sweet Potato

(2013) Fabiana F. De Moura et al.   CRITICAL REVIEWS IN FOOD SCIENCE AND NUTRITION

The challenge to reach nutritional adequacy for vitamin A: β-carotene bioavailability and conversion—evidence in humans

(2012) Marjorie J Haskell   AMERICAN JOURNAL OF CLINICAL NUTRITION

The use and interpretation of serum retinol distributions in evaluating the public health impact of vitamin A programmes

(2012) Amanda C Palmer et al.   PUBLIC HEALTH NUTRITION

Vitamin A intake and infection are associated with plasma retinol among pre-school children in rural Zambia

(2012) Christine Hotz et al.   PUBLIC HEALTH NUTRITION

Single Nucleotide Polymorphisms Upstream from the β-Carotene 15,15'-Monoxygenase Gene Influence Provitamin A Conversion Efficiency in Female Volunteers

(2011) Georg Lietz et al.   JOURNAL OF NUTRITION

Vitamin A equivalence of the β-carotene in β-carotene–biofortified maize porridge consumed by women

(2010) Shanshan Li et al.   AMERICAN JOURNAL OF CLINICAL NUTRITION

A Quarter of a Century of Progress to Prevent Vitamin A Deficiency Through Supplementation

(2010) Amanda C. Palmer et al.   FOOD REVIEWS INTERNATIONAL

Two common single nucleotide polymorphisms in the gene encoding β-carotene 15,15′-monoxygenase alter β-carotene metabolism in female volunteers

(2008) W. C. Leung et al.   FASEB JOURNAL

Natural Genetic Variation in Lycopene Epsilon Cyclase Tapped for Maize Biofortification

(2008) C. E. Harjes et al.   SCIENCE