目的：制备有高生物活性的重组蓖麻毒素a链蛋白(RTA)。
AIM: To prepare recombinant ricin A-chain (RTA) protein with high biological activity.
蛇毒、胞毒素及植物毒蛋白质，如蓖麻蛋白等，均具有防御功能。
Snake venom, cytotoxin and plant poisonous protein such as ricin all have the defence function.
蛇毒、胞毒素及植物毒蛋白质，如蓖麻蛋白等，均具有防御功能。
Snake venom, cytotoxin and plant poisonous protein such as ricin all have the defence function.
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