Radiolabeled iron in soybeans: intrinsic labeling and bioavailability of iron to rats from defatted flour. 1984

C M Weaver, and H A Schmitt, and M A Stuart, and A C Mason, and N R Meyer, and J G Elliott

Soybeans can be efficiently labeled with radiolabeled iron by supplying the iron via a nutrient culture medium as an iron salt or as a chelate. By using dual labeled iron and EDTA, it was determined that none of the chelator was transported to the shoots with the iron. Therefore, the use of chelated iron as the iron source in the nutrient medium should not affect assessments of bioavailability of iron from plants. Bioavailability (determined from whole-body retention curves of 59Fe in rats) of iron from defatted soy flour was relatively high and addition of vitamin C did not significantly enhance absorption of iron from defatted soy flour.

UI MeSH Term Description Entries
D007501 Iron A metallic element with atomic symbol Fe, atomic number 26, and atomic weight 55.85. It is an essential constituent of HEMOGLOBINS; CYTOCHROMES; and IRON-BINDING PROTEINS. It plays a role in cellular redox reactions and in the transport of OXYGEN. Iron-56,Iron 56
D007504 Iron Radioisotopes Unstable isotopes of iron that decay or disintegrate emitting radiation. Fe atoms with atomic weights 52, 53, 55, and 59-61 are radioactive iron isotopes. Radioisotopes, Iron
D008297 Male Males
D009753 Nutritive Value An indication of the contribution of a food to the nutrient content of the diet. This value depends on the quantity of a food which is digested and absorbed and the amounts of the essential nutrients (protein, fat, carbohydrate, minerals, vitamins) which it contains. This value can be affected by soil and growing conditions, handling and storage, and processing. Biological Availability, Nutritional,Nutritional Availability,Availability, Biological Nutritional,Availability, Nutritional Biologic,Biologic Availability, Nutritional,Biologic Nutritional Availability,Nutrition Value,Nutritional Availability, Biologic,Nutritional Availability, Biological,Nutritional Biological Availability,Nutritional Food Quality,Nutritional Quality,Nutritional Value,Nutritive Quality,Availability, Biologic Nutritional,Availability, Nutritional,Availability, Nutritional Biological,Biological Nutritional Availability,Food Quality, Nutritional,Nutrition Values,Nutritional Biologic Availability,Nutritional Values,Nutritive Values,Quality, Nutritional,Quality, Nutritional Food,Quality, Nutritive,Value, Nutrition,Value, Nutritional,Value, Nutritive,Values, Nutrition,Values, Nutritional,Values, Nutritive
D011919 Rats, Inbred Strains Genetically identical individuals developed from brother and sister matings which have been carried out for twenty or more generations or by parent x offspring matings carried out with certain restrictions. This also includes animals with a long history of closed colony breeding. August Rats,Inbred Rat Strains,Inbred Strain of Rat,Inbred Strain of Rats,Inbred Strains of Rats,Rat, Inbred Strain,August Rat,Inbred Rat Strain,Inbred Strain Rat,Inbred Strain Rats,Inbred Strains Rat,Inbred Strains Rats,Rat Inbred Strain,Rat Inbred Strains,Rat Strain, Inbred,Rat Strains, Inbred,Rat, August,Rat, Inbred Strains,Rats Inbred Strain,Rats Inbred Strains,Rats, August,Rats, Inbred Strain,Strain Rat, Inbred,Strain Rats, Inbred,Strain, Inbred Rat,Strains, Inbred Rat
D004032 Diet Regular course of eating and drinking adopted by a person or animal. Diets
D004492 Edetic Acid A chelating agent that sequesters a variety of polyvalent cations such as CALCIUM. It is used in pharmaceutical manufacturing and as a food additive. EDTA,Edathamil,Edetates,Ethylenediaminetetraacetic Acid,Tetracemate,Calcium Disodium Edetate,Calcium Disodium Versenate,Calcium Tetacine,Chelaton 3,Chromium EDTA,Copper EDTA,Coprin,Dicobalt EDTA,Disodium Calcitetracemate,Disodium EDTA,Disodium Ethylene Dinitrilotetraacetate,Distannous EDTA,Edetate Disodium Calcium,Edetic Acid, Calcium Salt,Edetic Acid, Calcium, Sodium Salt,Edetic Acid, Chromium Salt,Edetic Acid, Dipotassium Salt,Edetic Acid, Disodium Salt,Edetic Acid, Disodium Salt, Dihydrate,Edetic Acid, Disodium, Magnesium Salt,Edetic Acid, Disodium, Monopotassium Salt,Edetic Acid, Magnesium Salt,Edetic Acid, Monopotassium Salt,Edetic Acid, Monosodium Salt,Edetic Acid, Potassium Salt,Edetic Acid, Sodium Salt,Ethylene Dinitrilotetraacetate,Ethylenedinitrilotetraacetic Acid,Gallium EDTA,Magnesium Disodium EDTA,N,N'-1,2-Ethanediylbis(N-(carboxymethyl)glycine),Potassium EDTA,Stannous EDTA,Versenate,Versene,Acid, Edetic,Acid, Ethylenediaminetetraacetic,Acid, Ethylenedinitrilotetraacetic,Calcitetracemate, Disodium,Dinitrilotetraacetate, Disodium Ethylene,Dinitrilotetraacetate, Ethylene,Disodium Versenate, Calcium,EDTA, Chromium,EDTA, Copper,EDTA, Dicobalt,EDTA, Disodium,EDTA, Distannous,EDTA, Gallium,EDTA, Magnesium Disodium,EDTA, Potassium,EDTA, Stannous,Edetate, Calcium Disodium,Ethylene Dinitrilotetraacetate, Disodium,Tetacine, Calcium,Versenate, Calcium Disodium
D005433 Flour A powdery meal obtained from ground up starchy foodstuff, such as seeds of WHEAT; RICE and other EDIBLE GRAIN; LEGUMES; and NUTS; or ground up PLANT TUBERS. Almond Flour,Almond Meal,Corn Flour,Corn Meal,Grain Flour,Grain Meal,Nut Flour,Potato Flour,Rice Flour,Rice Meal,Soybean Flour,Soybean Meal,Wheat Flour,Wheat Meal,Semolina Flour,Almond Flours,Almond Meals,Corn Flours,Corn Meals,Flour, Almond,Flour, Corn,Flour, Grain,Flour, Nut,Flour, Potato,Flour, Rice,Flour, Semolina,Flour, Soybean,Flour, Wheat,Flours,Flours, Almond,Flours, Corn,Flours, Grain,Flours, Nut,Flours, Potato,Flours, Rice,Flours, Semolina,Flours, Soybean,Flours, Wheat,Grain Flours,Grain Meals,Meal, Almond,Meal, Corn,Meal, Grain,Meal, Rice,Meal, Soybean,Meal, Wheat,Meals, Almond,Meals, Corn,Meals, Grain,Meals, Rice,Meals, Soybean,Meals, Wheat,Nut Flours,Potato Flours,Rice Flours,Rice Meals,Semolina Flours,Soybean Flours,Soybean Meals,Wheat Flours,Wheat Meals
D000818 Animals Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA. Animal,Metazoa,Animalia
D001205 Ascorbic Acid A six carbon compound related to glucose. It is found naturally in citrus fruits and many vegetables. Ascorbic acid is an essential nutrient in human diets, and necessary to maintain connective tissue and bone. Its biologically active form, vitamin C, functions as a reducing agent and coenzyme in several metabolic pathways. Vitamin C is considered an antioxidant. Vitamin C,Ascorbic Acid, Monosodium Salt,Ferrous Ascorbate,Hybrin,L-Ascorbic Acid,Magnesium Ascorbate,Magnesium Ascorbicum,Magnesium di-L-Ascorbate,Magnorbin,Sodium Ascorbate,Acid, Ascorbic,Acid, L-Ascorbic,Ascorbate, Ferrous,Ascorbate, Magnesium,Ascorbate, Sodium,L Ascorbic Acid,Magnesium di L Ascorbate,di-L-Ascorbate, Magnesium

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