X. Introduction: Morphologic Characteristics of Functional Differentiation

Author(s):  
A. M. Watrach

During a study of the development of infectious laryngotracheitis (LT) virus in tissue culture cells, unusual tubular formations were found in the cytoplasm of a small proportion of the affected cells. It is the purpose of this report to describe the morphologic characteristics of the tubules and to discuss their possible association with the development of virus.The source and maintenance of the strain of LT virus have been described. Prior to this study, the virus was passed several times in chicken embryo kidney (CEK) tissue culture cells.


1984 ◽  
Vol 51 (01) ◽  
pp. 075-078 ◽  
Author(s):  
R G Schaub ◽  
C A Simmons

SummaryTwenty-seven adult male New Zealand rabbits (3–4 kgs) were used in this study. Six rabbits received vehicle, 3 groups of 6 each received doses of 4,5-bis(p-methoxyphenyl)-2-(trifluoromethyl)- thiazole, (U-53,059), at 0.3 mg/kg, 3.0 mg/kg and 30.0 mg/kg/day respectively. Drug and vehicle doses were given orally each day starting 3 days before balloon injury and continuing for the entire 2 week time period. Three rabbits were used as nontreated sham controls. In the vehicle and U-53,059 treated groups aortae were denuded of endothelial cells by balloon catheter injury. Two weeks after injury platelet aggregation to collagen was measured and the aortae removed for analysis of surface characteristics by scanning electron microscopy and lesion size by morphometry. All doses of U-53,059 inhibited platelet aggregation. The 3.0 and 30.0 mg/kg groups had the greatest inhibitory effect. All balloon injured aortae had the same morphologic characteristics. All vessels had similar extent and intensity of Evan’s blue staining, similar areas of leukocyte/platelet adhesion, and a myointimal cell cover of transformed smooth muscle cells. The myointimal proliferative response was not inhibited at any of the drug doses studied.


Author(s):  
Nicholas Greenwood Onuf

Whether there has been a transition to something new in what it is possible to think remains to be seen. In the absence of such a transition, we are unlikely to see significant changes in the conditions of rule. If indeed capitalism is a spent force, then economic decline will accelerate and material inequality will increase. Short of a complete collapse, established conditions of rule will be reinforced—the mighty frame ever mightier, the international society of modern state-nations shows no signs of fading away. As migration dilutes blood ties and multiplies languages in daily use, nations depend all the more on territory for their social coherence and emotional appeal. That sovereignty is more difficult to locate spatially only illustrates the effects of modernist functional differentiation, which does not displace space or overlay it so much as penetrate the immediacy of place, every place, stealthily, by making itself indispensable.


Author(s):  
Detlef Pollack ◽  
Gergely Rosta

Chapter 14 does not design a general theory of religious change, but develops a multiple theoretical perspective including various theoretical elements, which are instrumental for explaining religious changes and which can be combined flexibly. In brief, they are: 1. Functional differentiation as a rule stands in a strained relationship to the integrational capacity of religious communities and churches. If, however, religious identities are linked with non-religious, for example, political, national, or economic interests, religion and church are strengthened. 2. Processes of individualization mostly have an erosive impact on religious ties. 3. In contrast to the assumptions of the market model, religious pluralism does not foster religious vitality, but actually inhibits it. In the case of conflict, though, religious diversity can fuel religious passions. Other determining factors such as government regulations of the religious sector, state spending on the welfare system, social inequality, immigration, and path dependency are also taken into account.


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