نتایج جستجو برای: greer
تعداد نتایج: 412 فیلتر نتایج به سال:
Debates about poverty relief and foreign aid often hinge on claims about how many poor people there are in the world and what constitutes poverty. Good measures of poverty are essential for addressing the world poverty problem. Measures of poverty require a basis for determining who is poor and a method of aggregation. Historically, the methods of aggregation were quite simple. The headcount in...
In a previous paper [Levitt, M., and Greer, J. (1977), J. Mol. Biol. 114, 181--239], an objective compilation of the secondary-structure regions in more than 50 different globular proteins was produced automatically. In the present paper, these assignments of secondary structure are analyzed to give the frequency of occurrence of the 20 naturally occurring amino acids in alpha helix, beta sheet...
OF ORIGINAL ARTICLE. Data on the birth weights of 5,635 live-born Caucasian infants at 24 to 42 weeks’ gestation are presented. All infants were born from July 1948 to January 1961. Data from infants born at greater than 36 weeks’ gestation after 1955 are excluded because of the large number of infants. The socioeconomic stratum represented by this population is defined as medically indigent or...
This paper presents a new family of chronic poverty measures based on the P α poverty measures of Foster, Greer,and Thorbecke (1984). The chronically poor are identified using two cutoffs: a standard poverty line, which identifies the time periods during which a person is poor; and a duration cutoff, which is the minimum percentage of time a person must be in poverty in order to be chronically ...
Pancreatic cancer is one of the most lethal malignant diseases with the worst prognosis. It is ranked as the fourth leading cause of cancer-related deaths in the United States. An unknown but important proportion of cancers develop in people who carry mutation in a cancer-predisposing gene. Identification of cancer-predisposing genetic mutations in susceptible individuals affords the opportunit...
We study the transmission coefficient of a plane wave through a 1D finite quasi-periodic system – the Frenkel-Kontorova (FK) model – embedding in an infinite uniform harmonic chain. By varying the mass of atoms in the infinite uniform chain, we obtain the transmission coefficients for all eigenfrequencies. The phonon localization of the incommensurated FK chain is also studied in terms of the t...
this paper used a general equilibrium model to evaluate the effects of adjustment polices. the model includes both demand and supply side equations. relationships concerning household and government income are also included in model. iterative three-stage least squares method is used-toestimatethe.model: then the mode/is used to simulate the effect of sevenaltemative policies on poverty and inc...
in nigeria, most farming activities rely on family labor. however, rural-urban drift and the movement of young people away from agriculture are making labor increasingly pause. thus, labor has become a major constraint to expanding the scope of production by small-scale resource poor farmers. this paper provides an empirical relationship between labor and poverty using data from households. thr...
The use of thyroid preparations to reduce the size of non-toxic goitres is well established, as is their use in differentiating between high 1311 uptake rates due to thyrotoxicosis and those occurring in non-toxic goitres (Greer and Smith, 1954; Werner and Spooner, 1955). It would seem reasonable to expect that the amount by which the thyroidal 1311 uptake can be suppressed by thyroid preparati...
A recent study by Greer et al. in the nematode C. elegans has shown transgenerational epigenetic inheritance of longevity in the descendants of worms deficient for subunits of a complex responsible for histone H3 lysine 4 trimethylation (H3K4me3). In this commentary, we discuss the implications of this epigenetic memory of longevity and the potential mechanisms underlying this phenomenon. The t...
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