during pregnancy, the need of mother and fetus to iron gradually increases and will reach at its most level at the end of the pregnancy. this study was preformed to evaluate the knowledge and practice of pregnant women in fars province about supplements containing iron intake. data collection was a questionnaire completed by face to face interview using simple nonrandom sampling method in 2997 ...

objective: zinc is the second main element in the body after iron. its importance in pregnancy is related to role in dna and protein synthesis and consequently the necessity of its availability for the appropriate growth and development of the fetus and neonate. the purpose of this study was to assess the effect of zinc supplement on fetal outcomes (height, weight, head and chest circumference ...

Three experiments evaluated the influence of supplementation frequency of distillers dried grains plus solubles (DDGS) on forage digestibility (Exp. 1) and growth of yearling heifers (Exp. 2) and steers (Exp. 3). In Exp. 1, 6 steers (371 ± 30 kg) were used in a replicated 3 × 3 Latin square design with three 21-d periods. Treatments were DDGS fed at 16.7% of the diet (DM) either 1) daily, 2) ev...

The article reviews the progress in basic research of selenium and cancer prevention during the past decade. Special emphasis is placed on the following four major areas of discussion: 1) chemical forms of selenium and anticarcinogenic activity; 2) selenium-enriched food; 3) in vitro effects of selenite vs. monomethylated selenium; and 4) aromatic selenium compounds. It is clear that basic rese...

The objective of this study was to evaluate the effect of dietary manipulations on the fatty acid composition, Se content, and vitamin E content of pork. Sixty Duroc-cross gilts were randomly allocated at weaning to 1 of 4 dietary treatment groups (n = 15 per group). The 4 experimental diets were based on animal plus plant components or plant components only, with or without the inclusion of a ...