نتایج جستجو برای: social cleavage
تعداد نتایج: 656583 فیلتر نتایج به سال:
The Politics of Social Welfare Reform in Urban China: Social Welfare Preferences and Reform Policies
China’s social welfare reform since the mid-1980s has been characterized as incremental and fragmented in three dimensions—social insurance, privatization, and targeting. This paper attempts to explore the micro-foundation of China’s urban social welfare reform by examining the diverse social welfare preferences and the cleavages among societal groups. It argues that the diversity of the societ...
6-methyl-2-phenyl-7h-oxazolo [3,2-b] [1,2,4] triazine (1) undersent ting transformation on treatment with ammonia and primary amines to afford the corresponding imidazol [1,2-b][1,2,4] triazine (2). treatment of (1) with hydrazine hydrate gave the corresponding 3-aryl-4h-1,2,4- triazino [4,3-b][1,2,4] triazin-8 (1h)-one (3).
the zinc(ii) complex [zn2(dmdtc)2(μ-dmdtc)2] has been synthesized directly from thiram ligand, containing a disulfide bond {dmdtc = n,n-dimethyldithiocarbamate; thiram = n,n-tetramethylthiuram disulfide}, and characterized by elemental analysis and spectroscopic methods. surprisingly thiram, undergoes a reductive disulfide bond scission upon reaction with zn2+ in methanolic media to give the [z...
“Cleavage-voting” – the extent to which voters’ membership in stable social groups leads them to choose parties that are politically aligned with those groups – seems to have experienced a significant decline in Western democracies, which has been generically linked to several consequences of social modernization. However, this emphasis on the search for general trends has left a blind-spot in ...
This paper develops two axiom-based measures to characterize social fragmentation over social networks: generalized fractionalization and proclivity. Many traditional measures of fragmentation, like ethnolinguistic fractionalization (ELF), are highly sensitive to researchers’ definitions of groups and social categorizations and thus highly susceptible to researcher biases. The measures discusse...
Cleavage stimulation factor (CstF) is a highly conserved protein complex composed of three subunits that recognizes G/U-rich sequences downstream of the polyadenylation signal of eukaryotic mRNAs. While CstF has been identified over 25 years ago, the architecture and contribution of each subunit to RNA recognition have not been fully understood. In this study, we provide a structural basis for ...
Recent advances are revealing quantitative aspects of cytokinesis. Further, genetic analyses and cell imaging are providing insights into the molecular dynamics of cleavage furrow ingression as well as further refining our knowledge of the zones of the mitotic spindle that regulate the contractile properties of the overlying cortex. Ultimately, however, cortical mechanics are the result of sign...
Septins and F-actin are familiar cohabitants of the cleavage furrow yet how they might be functionally connected has been ambiguous. New work shows that septins can promote the assembly of curved bundles of F-actin, providing an unexpected molecular function for septins in cytokinesis.
a simple, efficient and clean procedure has been developed for the cleavage of imines c=n bond. deprotection of imines to their parent carbonyl and amine compounds was achieved using p-toluenesulfonic acid in the solid state condition at 25-45 ˚c. the salient features of this methodology are shorter reaction times, cheap processing, high yields of product and easy availability of the catalyst. ...
few novel cobalt(ii) and copper(ii) complexes [m(fmp)3]cl2, [m(fmp)(bpy)2]cl2,[m(fmp)(phen)2]cl2 and [m(fmp)(phen)(bpy)]cl2 (fmp = 3-furan-2-ylmethylene-pentane-2,4-dione, phen = 1,10-phenanthroline, bpy = 2,2'-bipyridine) have been synthesized andcharacterized by elemental analyses, molar conductance, magnetic susceptibility measurements,ir, electronic, epr, mass spectra and cyclic voltam...
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