目的：制备含活性细胞的高生物学活性的创面覆盖物，并观察其对创面愈合的促进作用。
Objective: to prepare a highly bioactive wound dressing containing living cells and to observe their effects on wound healing.
生物胺是一类含氮的脂肪族或杂环类低分子化合物，对动植物和微生物活性细胞有重要的生理作用。
Biogenic amine is a kind of low molecular weight compounds containing nitric fatty group or heterocycle group. They have biological importance in vegetable, microbial and animal cells.
报道了含sv40复制起点的质粒dna在真核细胞抽提物中进行复制的DNA体外复制系统的建立。
In vitro DNA replication system derived from eukaryotes is capable of replicating exogenous plasmid DNA containing SV40 origin of replication efficiently and accurately.
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