نتایج جستجو برای: nutrient bioavailability

تعداد نتایج: 87708  

Journal: :Fermentation 2021

Plant-based foods are rich sources of vitamins and essential micronutrients. For the proper functioning human body their crucial role, trace minerals (iron, zinc, magnesium, manganese, etc.) required in appropriate amounts. Cereals pulses chief these minerals. Despite minerals, adequate consumption plant cannot fulfill body’s total nutrient requirement. Plant also contain ample amounts anti-nut...

Journal: :Public health nutrition 2009
C E S Mitchikpe R A M Dossa E A D Ategbo J M A Van Raaij F J Kok

BACKGROUND Inadequate energy and nutrient intakes are a major nutritional problem in developing countries. A recent study in Beninese school-aged children in different seasons revealed a high prevalence of stunting and poor iron status that might be related to the food pattern. OBJECTIVE To analyse the food pattern and resulting energy and nutrient intakes of rural Beninese school-aged childr...

2013
Sara J. Hendrickson Walter C. Willett Bernard A. Rosner A. Heather Eliassen

Empirical prediction models that weight food frequency questionnaire (FFQ) food items by their relation to nutrient biomarker concentrations may estimate nutrient exposure better than nutrient intakes derived from food composition databases. Carotenoids may especially benefit because contributing foods vary in bioavailability and assessment validity. Our objective was to develop empirical predi...

2014
Curtis J. Hayden J. Michael Beman

Nitrification plays a central role in the nitrogen cycle by determining the oxidation state of nitrogen and its subsequent bioavailability and cycling. However, relatively little is known about the underlying ecology of the microbial communities that carry out nitrification in freshwater ecosystems--and particularly within high-altitude oligotrophic lakes, where nitrogen is frequently a limitin...

Journal: :Hypertension 1982
D A McCarron H J Henry C D Morris

This review highlights the complex interactions that constitute the disciplines of nutrition and cardiovascular physiology. Nutritional factors have long been considered as critical in the pathogenesis of human hypertension. Theoretical and established contributions of various nutrients to blood pressure regulation are presented. A brief historical perspective of sodium's dominance in this area...

Journal: :The Proceedings of the Nutrition Society 1999
H Wiseman

The bioavailability in human subjects of non-nutrient plant factors, including dietary flavonoids and phyto-oestrogens, is of great importance relative to their reported health protective effects. These effects include protection against heart disease, and also in the case of the phyto-oestrogens, hormone-dependent cancers. Epidemiological studies have shown flavonoid intake (mostly quercetin) ...

Journal: :Annals of nutrition & metabolism 2008
Dieter Genser

Food-drug interactions are defined as alterations of pharmacokinetics or pharmacodynamics of a drug or nutritional element or a compromise in nutritional status as a result of the addition of a drug. Elderly patients are particularly at risk because more than 30% of all the prescription drugs are taken by this population. Failure to identify and properly manage drug-nutrient interactions can le...

2015
Konstantinos Skordas Efstratios Kelepertzis Dimitrios Kosmidis Panagiota Panagiotaki Dimitrios Vafidis

In this research, the sediment quality of the recently reconstructed Lake Karla (central Greece) was evaluated by monitoring the nutrient loadings and heavy metal concentrations in 16 sites during the initial period of the lake’s rehabilitation. The results indicated that lake sediments exhibited a high nutrient status as manifested by the high loadings of organic carbon (OC), total nitrogen (T...

2016
Kathryn G. Dewey

Meeting the high nutrient needs of pregnant and lactating women and their young children in regions such as South Asia is challenging because diets are dominated by staple foods with low nutrient density and poor mineral bioavailability. Gaps in nutritional adequacy in such populations probably date back to the agricultural revolution ~10 000 years ago. Options for improving diets during the fi...

Journal: :Journal of food science 2011
Lourdes Rodríguez-Fragoso José Luis Martínez-Arismendi Danae Orozco-Bustos Jorge Reyes-Esparza Eliseo Torres Scott W Burchiel

It has been well established that complex mixtures of phytochemicals in fruits and vegetables can be beneficial for human health. Moreover, it is becoming increasingly apparent that phytochemicals can influence the pharmacological activity of drugs by modifying their absorption characteristics through interactions with drug transporters as well as drug-metabolizing enzyme systems. Such effects ...

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