the aim of this study was to investigate the effects of different metabolizable protein levels in diet during the peri parturition on performance and blood parameters of afshari ewes and lambs. thirty two once lambing ewes in the last six weeks of pregnancy and the first six weeks of lactation with diets before and after parturition containing rates of nrc recommended and 20% higher one as low ...

Abstract The purpose of this study is to investigate the association between dietary patterns and risk associated with osteoporosis in Jordanian postmenopausal women recently diagnosed osteoporosis. A case–control design was used determine nutrient intake, lifestyle patterns. Two hundred were enrolled; 100 patients newly osteoporosis, osteoporosis-free controls, according inclusion criteria. Ca...

background: the consumption of low quality foods is common in low socioeconomic areas; and according to epidemiological studies, the density of nutrients often proves the quality of diet. this study aimed to compare the density of macronutrients and micronutrients in various parts of tehran.   methods: this was a cross-sectional study performed from september to december 2007 in all the 22 dist...

the study was carried out on 120 crossbred holstein × shahiwal dairy cows for a period of 150 days to quantify the influence of dietary energy and protein intake on yield and composition of milk. total 12 dairy farms having similar housing systems and holding at least 20 dairy cows in between mid to late lactation were selected for study purposes. the farms were located in the peri-urban and ur...

Summary 367 families comprising 2034 Persons were surveyed for their food consumption, as a Part of a comprehensive goiter research project in Shahriar. Results related to goiter have been published previously and in this report food consumption data are reported. Families were surveyed fat their nutrient intake and food habits using the 24-hour-dietary recall method. The results showed that ...

High-protein diets are effective in achieving weight loss which is mainly explained by increased satiety and thermogenic effects. Recent studies suggest that the effects of protein-rich diets on satiety could be mediated by amino acids like leucine or arginine. Although high-protein diets require increased intestinal amino acid absorption, amino acid and peptide absorption has not yet been cons...

The objective of this study was to investigate the effect of a partial substitution of soybean meal with field pea (Pisum sativum) in Holstein lactating dairy cow diets on dry matter intake, milk yield and composition, blood metabolites, rumen ammonia-N concentration and pH. Eighteen lactating Holstein cows were randomly assigned into three groups based on parity, days in milk, and mil...

rapid changes in lifestyle and industrialization of communities have an important effect on food intake pattern of society. regarding the lack of enough data about dietary habits and nutrient intake of adolescents in our society, this study was performed in a group of adolescent girls in lahijan, north of iran. in this cross-sectional study, 400 high school girls aged 14-17 years selected by ra...

High-protein diets are not hazardous for the healthy kidneys Sir, The recent letter by Luyckx and Mardigan [1] has a somewhat misleading title, as there is certainly no scientific evidence that the high-protein diets are hazardous for healthy kidneys. Furthermore, real world examples support this contention since protein-related kidney problems are essentially non-existent in the body-building ...