Llama immunization schedule.

aIFA: incomplete Freund’s adjuvant.The llama was immunized with crude venom of N. kaouthia following a low dose, low volume, multi-site protocol (see text for more details). Blood was collected from the jugular vein on the days indicated.aIFA：不完全弗氏佐剂（incomplete Freund’s adjuvant）。本研究采用低剂量、低体积、多位点免疫方案，以孟加拉眼镜蛇（Naja kaouthia）粗毒免疫羊驼，详细方案参见正文。于指定天数经颈静脉采集血液样本。