Rats placed on a corn grit diet and added iron absorbed large amounts of iron in contrast to control groups. The histological picture was that of progressive hemosiderosis of the hepatic parenchyma and of the reticuloendothelial system. On chemical analysis, the iron content of the liver was found to be greatly increased. This supports the concept that the liver represents the chief storage organ for iron so absorbed. These data indicate that a normal block for iron absorption may be overcome under certain circumstances.
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http://dx.doi.org/10.1084/jem.90.2.137 | DOI Listing |
Mol Med
January 2025
Institute for Research in Biomedicine (IRB Barcelona), The Barcelona Institute of Science and Technology (BIST), Barcelona, Spain.
Background: Lysinuric protein intolerance is a rare autosomal disorder caused by mutations in the Slc7a7 gene that lead to impaired transport of neutral and basic amino acids. The gold standard treatment for lysinuric protein intolerance involves a low-protein diet and citrulline supplementation. While this approach partially improves cationic amino acid plasma levels and alleviates some symptoms, long-term treatment is suggested to be detrimental and may lead to life-threatening complications characterized by a wide range of hematological and immunological abnormalities.
View Article and Find Full Text PDFBraz J Biol
January 2025
National University of Medical Sciences, Department of Nutrition & Dietetics, Rawalpindi, Pakistan.
One of the biggest public health problems globally is that of iron deficiency anemia. The present research aimed to determine the effect of prebiotics along with iron fortification on iron biomarkers in female anemic rats as some evidence suggests that prebiotics convert increase the solubility of iron, thereby enhancing its absorption. A total of 126 Sprague Dawley rats were fed with sixteen different types of fortified feed containing prebiotics (Inulin + Galacto Oligosaccharides) and Iron Fortificants (Sodium Ferric Ethylenediaminetetraacetate + Ferrous Sulphate).
View Article and Find Full Text PDFAppl Physiol Nutr Metab
January 2025
Department of Nutritional Sciences, Temerty Faculty of Medicine, University of Toronto, Toronto, ON, Canada.
Canadian children consume a significant proportion of daily foods at school, do not benefit from any federal school food program, and have historically inadequate diets. Assessment of dietary intakes at school can inform policy discussions for the design, funding, and delivery of school-based nutrition interventions. The objectives were to examine the most recent nationally representative dietary intake data of Canadian children at school by (i) location of food preparation, (ii) meal occasion, and (iii) as a proportion of total daily intakes.
View Article and Find Full Text PDFFront Immunol
January 2025
Institute for Virology, University Hospital Essen, University of Duisburg-Essen, Essen, Germany.
Natural killer (NK) cells are innate immune cells that play a crucial role as a first line of defense against viral infections and tumor development. Iron is an essential nutrient for immune cells, but it can also pose biochemical risks such as the production of reactive oxygen species. The importance of iron for the NK cell function has gained increasing recognition.
View Article and Find Full Text PDFInt J Low Extrem Wounds
January 2025
Department of Endocrinology and Diabetes, St Vincent's Hospital, Sydney, New South Wales 2010, Australia.
Aims: To describe the nutritional status of people with diabetes-related foot complications and explore the association between nutrition and ulceration healing.
Methods: This retrospective cohort study included attendees of a diabetes foot service who completed a dietary questionnaire. Diet was compared to guideline recommendations and biochemical measures were recorded.
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