WHO promotes wider access to appropriate post-exposure treatment using modern tissue culture or avian embryo-derived rabies vaccines through?
世卫组织促进采用先进的组织培养法或源自鸡胚的狂犬病毒，更广泛地提供适当的接触后治疗。
2
Dermoid cysts are derived from the outer layers of embryonic skin, and they are capable of growing hair and teeth and bones, anything that comes from the outer layers of the embryo.
皮样囊肿生发于胚胎皮肤的外层，它们能够长出头发、牙齿和骨头，即是说来自坯胎外层的任何东西。
3
The present paper analysed two key procedures for rapid establishment of embryogenic cell suspension cultures derived from barley mature embryo.