One group of researchers has developed a syntheticvaccine that might be able to protect against just about any type of flu in existence--or that might come into existence.
一群研究者研制了一种合成疫苗,也许能够预防任何目前存在的流感——或者任何将出现的流感。
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Conclusion the developed synthetic medium and purification procedure were feasible and provided an experimental basis for the preparation of tetravalent meningococcus polysaccharide vaccine.