The viral movement proteins (MPs) have been reported to increase the plasmodesmata permeability and mediate the transport of viral nucleoproteins between plant cells.

植物病毒运动蛋白可以通过增加胞间连丝的通透性，介导自身和病毒核酸物质的转移。

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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。

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Proteins are very important biopolymers which have many biological functions such as catalysis, transportation, movement, defence and regulation.

蛋白质是重要的生物高分子，具有催化、传输、运动、防御和调节等重要生理功能。

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At Cargill, higher beef prices "could result in some movement, by some consumers, to other proteins, although we're hopeful weather, pricing and consumer desire results in keeping with tradition for the next several weeks, " said spokesman Mike Martin.

WSJ: Retail Beef Prices Expected to Rise