紫锥菊提取物Polinacea~(TM)对乳牛外周血单核细胞免疫功能的影响

采用ELISA方法检测了不同浓度的狭叶紫锥菊提取物PolinaceaTM在体外结合刀豆蛋白A(ConA,1μg/mL)和美洲商陆有丝分裂原(PWM,0.6μg/mL)刺激6头荷斯坦乳牛外周血单核细胞(PBMC)的增殖效果及PolinaceaTM结合ConA(2.27μg/mL)对γ-干扰素(IFN-γ)产量的影响.PolinaceaTM加入细胞培养基的浓度分别为0、6.3、20、60和180μg/mL.结果表明:PolinaceaTM最高浓度(180μg/mL)与最低浓度(6.3μg/mL)对PBMC的增殖分别高于对照组将近10倍与2倍;180μg/mL PolinaceaTM结合ConA对PBMC的增殖有显著的抑制作用;20、60μg/mL PolinaceaTM结合PWM可显著刺激PBMC的增殖;PolinaceaTM能诱导外周血淋巴细胞产生IFN-γ,但不同浓度的紫锥菊提取物对IFN-γ的产生无显著影响(P)0.05).试验结果为体内试验提供了有力的理论依据.     

Diversity in one dimension alongside greater similarity in others: evidence from FP7 cooperative research teams

Although diversity between team members may bring benefits of new perspectives, nevertheless, what holds a team together is some degree of similarity. We theorise that diversity in one dimension is traded off against diversity in another. Our analysis of collaborative research teams that received FP7 funding presents robust results that indicators of diversity in several dimensions—diversity of organizational form (universities, firms, etc.), diversity in nationality, and inequality in project funding share—are negatively correlated with each other.     

Regionalist governance in the new political economy of development: 'Relaunching' the Mercosur

The splintering of the Mercosur following the Brazilian devaluation in early 1999 has given way to an important re-crafting of the regional vision and a significant expansion of the scope of the regional project. This article contends that these trends can best be understood as coalescing into a new (and nascent) form of regionalist governance in the Southern Cone, in which the Mercosur is reconfigured as a vehicle for a new set of developmentalist and strategic objectives. This emerging form of regionalist governance is both causative and indicative of a new political economy both of the subregion and of the wider region of the Americas, and reflective of the crystallisation of a new political economy of development.     

Should the UK adopt a European system for the registration of trade marks?

An examination of whether the UK Trade Marks Registry shouldno longer undertake searches for relative grounds of refusal.     

Perpetrator programmes for partner violence: A rejoinder to Respect

Purpose. To reply to the comments made by Debbonaire and Todd (2012) in relation to our critique of Respect's Position Statement. Method. We examined their reply in relation to our original article and to the wider research literature. Results. We show that Debbonaire and Todd's reply is largely a series of assertions, for which little or no supporting evidence is offered. Their argument is first that we are misplaced in criticizing their Position Statement, and second that the main points of the statement are defendable. We indicate why our criticisms of the statement still stand. Conclusions. We argue that Respect have not countered our overall criticism of their position that intimate partner violence (IPV) can only be addressed as a gendered issue, that is as a consequence of patriarchal values enacted at the individual level. Instead we advocate a gender‐inclusive approach applying a knowledge base derived from robust empirical research on IPV and more widely from research on human aggression.     

Attributes of specialist search dogs--a questionnaire survey of UK dog handlers and trainers

The ideal and actual characteristics of specialist search dogs have been examined in questionnaire surveys of 244 dog handlers and trainers from the six main UK dog-using Government agencies. The ten most important characteristics were (ideal level in brackets): acuity of sense of smell (very high), incentive to find an object which is out of sight (very high), health (very high), tendency to hunt by smell alone (very high), stamina (very high), ability to learn from being rewarded (very high), tendency to be distracted when searching (very low); agility (high), consistency of behaviour from day to day (high), motivation to chase an object (high). Significant differences between actual and ideal levels were found for 22 of the 30 characteristics, predominantly in undesirable attributes, suggesting that there is scope for significant improvement in operational effectiveness.     

Communitarianism

This article presents 'Communitarianism' in political theory as a 'Blind Alley'. This is on the grounds that it is difficult to find a political theorist who is willing to be called a communitarian, because the literature lacks any well delineated concept of community, and because a number of awkward theoretical questions, notably about power, arise which are not clearly addressed within the literature. Furthermore, communitarianism has been a blind alley for feminists. Although feminism and so-called communitarianism share an opposition to some other varieties of social and political theory, the apparent affinities between feminism and communitarianism mask significant differences.