反过来说，万一在某种理论中出现了「反常的反屏蔽效应(anti-screening effect)，那么越靠近荷，所感受到的荷反而就会越小。这种反常的性质就是所谓的「渐近自由。
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The research provides a experiment base for deeply studying on biologic activity of polysaccharide, and offers a new mentality on screening anti-HBV drug with high effect and low toxicity.
本研究为进一步深入研究多糖类药物的生物学活性提供了实验依据，亦为筛选高效低毒抗hbv药物提供了一个新思路。
Conclusions the method of screening the antagonists of PGE2 receptor by phage display is feasible and the T7 peptides have the anti-inflammatory effect.
结论：噬菌体筛选pge2受体拮抗剂的方法可行，并且得到的环七肽具有一定的抗炎作用。
National Center for Drug Screening confirmed that the bioactive fraction was reliably inhibitory to monoamine oxidase and possessed potential anti-ageing effect.
该活性片段经国家新药筛选中心确证有抑制单胺氧化酶的效果，具有潜在的抗衰老作用。
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