Katja Howarth Madsen

Common Variants in CYP2R1 and GC Genes Predict Vitamin D Concentrations in Healthy Danish Children and Adults

Janna Nissen, Lone Banke Rasmussen, Gitte Ravn‐Haren et al. · PLoS ONE · 2014 · 120 citations · Full text

Life Sciences, Genetics, Molecular Genetics +17

Randomized controlled trial of the effects of vitamin D–fortified milk and bread on serum 25-hydroxyvitamin D concentrations in families in Denmark during winter: the VitmaD study

Katja Howarth Madsen, Lone Banke Rasmussen, Rikke Andersen et al. · American Journal of Clinical Nutrition · 2013 · 90 citations · Full text

Agriculture, Nutrition, Nutritional Sciences +17

Common variants in CYP2R1 and GC genes are both determinants of serum 25-hydroxyvitamin D concentrations after UVB irradiation and after consumption of vitamin D3–fortified bread and milk during winter in Denmark

Janna Nissen, Ulla Vogel, Gitte Ravn‐Haren et al. · American Journal of Clinical Nutrition · 2014 · 67 citations · Full text

Medicine, Genetics, Molecular Genetics +14

Effects of organic and conventional growth systems on the content of carotenoids in carrot roots, and on intake and plasma status of carotenoids in humans

Malene Søltoft, Anette Bysted, Katja Howarth Madsen et al. · Journal of the Science of Food and Agriculture · 2011 · 65 citations

Agriculture, Nutrition, Nutritional Sciences +14

Vitamin D status and its determinants in children and adults among families in late summer in Denmark

Katja Howarth Madsen, Lone Banke Rasmussen, Heddie Mejborn et al. · British Journal Of Nutrition · 2014 · 24 citations · Full text

Medicine, Nutritional Sciences, Pediatrics +14