简介:BackgroundoftheNewsOnJanuary14,2013,NationalConferenceonPopulationandFamilyPlanningWorkwillbeconvenedinBeijing.TheconferencewilldeepenanddevelopunderstandingofrelevantspiritsoftheParty'sEighteenthCongressandarrangeimplementationofrelatedwork.Afterkeepingthelowfertilityrateformorethan10years,shallChinacontinuetoadheretothebasicnationalpolicyoffamilyplanning?Howshallweimprovethequalityoflifeofthenewbornsandreducebirthdefects?
简介:在在最后十年的免疫学的最重要的进步是对规章的淋巴细胞,在Treg之中,房间和规章的NKT房间对不仅免疫学者而且几乎所有生物医学的研究人员吸引人的描述。同时,NK房间是“杀手”而且调整天生、适应的免疫,这被注意不仅特别在早舞台,由secreting,cytokines和房间房间联系。在这评论,我们将简短包括T房间在规章的淋巴细胞总结进步(Treg,Tr1,Th3),NKT房间和NK房间,然后广泛地在两正常有免疫力的回答并且处于疾病状况介绍NK房间的积极规章的功能(肿瘤,感染和autoimmunity),并且最后,在正常、病原的有免疫力的反应上在NK房间的否定规章的效果集中于最最近的前进。在结论,我们推测那“规章的NK(NK-reg)”房间子集存在并且需要探索。细胞与分子的免疫学。2006;3(4):241-254。
简介:Anewexist-nullcombinedmodelisproposedforthestructuraltopologyoptimization.Themodelisappliedtothetopologyoptimizationofthetrusswithstressconstraints.Satisfactorycomputationalresultcanbeobtainedwithmorerapidandmorestableconvergenceascomparedwiththecross-sectionaloptimization.Thisworkalsoshowsthatthepresenceofindependentandcontinuoustopologicalvariablemotivatestheresearchofstructuraltopologyoptimization.