Passive transport by facilitated diffusion requires the presence of specific integral membrane proteins to facilitate the movement of the molecule across the membrane.
协助扩散的被动运输则要求特定的内在膜蛋白去帮助分子完成跨膜运动。
The BSA filled facilitated transport ultrafiltration membrane is prepared by filling albumin into the unsymmetrical finger like polysulfone membrane.
以聚砜为原料制得非对称多孔指状超滤膜，将白蛋白固定于该膜中制得了固定白蛋白促进传递膜。
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