نتایج جستجو برای: purchasing human eggs
تعداد نتایج: 1680443 فیلتر نتایج به سال:
A paleoparasitological study was carried out on 2 lead coffins recovered from the Roman site of Jaunay-Clan (near Poitiers, France). For the first time, this particular type of burial gave positive parasitological results, and eggs of the whipworm Trichuris trichiura were identified in 1 individual. In the present case, thanatomorphose associated with funerary practices may explain the scarcity...
Cysticercosis and Taeniosis are global health problems with impacts on human beings and the development of the livestock industry. This study tested the presence of Taenia eggs in the soil of two villages in Iringa rural district, Tanzania. No recognizable Taenia egg was found, though those found were difficult to identify due to absorption of the flotation fluid which made them dark with diffi...
This work uses unique data from three dairy dependent communities in rural Wisconsin to test established theory and empirical studies that link farm structure to local purchasing patterns and community economic development. A theoretical model of purchasing choices is developed to derive the determinants of local purchasing by dairy farms. This model is tested empirically using a double bounded...
Purchasing management is often approached as a qualitative art. Experience, insight and managerial qualities may indeed make useful contributions. However, in addition to this, the possibilities of an approach based on hard data and figures should not be underestimated. This does not only apply to purchases dealt with by the Purchasing Department, but in particular, also to purchasing activitie...
The objective of this study is to compare the removal of Taenia eggs to the removal of Ascaris eggs in a wastewater stabilization pond system consisting of three ponds in series, where the hydraulic residence time distribution has been characterized via a tracer study supported by computational fluid dynamics modeling. Despite a theoretical hydraulic retention time of 30 days, the peak dye conc...
High corticosterone levels can have deleterious effects in developing avian embryos and chicks. Therefore, it may be adaptive for avian mothers to reduce corticosterone transfer to their eggs. However, until now, data about the active or/and passive role of mothers in corticosterone transfer to eggs are inconclusive. Here, we study maternal investment into A- and B-eggs of southern rockhopper p...
Now that stem cell scientists are clamouring for human eggs for cloning-based stem cell research, there is vigorous debate about the ethics of paying women for their eggs. Generally speaking, some claim that women should be paid a fair wage for their reproductive labour or tissues, while others argue against the further commodification of reproductive labour or tissues and worry about voluntari...
Carotenoids are important dietary nutrients with health-promoting effects. The biofortification of staple foods with carotenoids provides an efficient delivery strategy but little is known about the fate and distribution of carotenoids supplied in this manner. The chicken provides a good model of human carotenoid metabolism so we supplemented the diets of laying hens using two biofortified maiz...
Internal contamination of eggs by Salmonella Enteritidis has been a significant source of human illness for several decades and is the focus of a recently proposed U.S. Food and Drug Administration regulatory plan. Salmonella Heidelberg has also been identified as an egg-transmitted human pathogen. The deposition of Salmonella strains inside eggs is apparently a consequence of reproductive tiss...
Eggs are a nutritious and important food in human daily diet, which is considered as protein source of food. The most acceptable index for evaluating egg quality Haugh unit with two factors, i.e. the weight intact height broken egg’s albumin. Hauge has three classification: firm (higher than 72), reasonably weak (less 60). Average results on first, fourth, eighth, twelfth, sixteenth days (five ...
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