PurposeTo investigate the influence of polyethylene glycol (PEG) modification on the activity of lysozyme and granulocyte colony-stimulating factor (G-CSF).

目的考察聚乙二醇(PEG)修饰对溶菌酶和粒细胞集落刺激因子(G CSF)活性的影响。

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Synthetic organic polymers include many plastics, including polyethylene, the nylons, polyurethanes, polyesters, vinyls (e. g., PVC), and synthetic rubbers.

合成的有机聚合物包括多种塑料，如聚乙烯、尼龙、聚氨酯、聚酯，乙烯基(如聚氯乙烯)和合成橡胶。

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