1·A therapeutic serum is a pharmaceutical preparation that contains antibodies against one or more specific antigens.
治疗血清是一种药物制剂，含有针对一种或多种特定抗原的抗体。
2·Antibodies perform their function by combining with the specific antigens that stimulated their production.
抗体通过与刺激其产生的特定抗原结合来执行其功能。
3·Squalene alone is not an adjuvant, but emulsions of squalene with surfactants enhance the immune response when added to antigens.
角鲨烯本身并不是一种佐剂，但添加表面活性剂后的角鲨烯乳剂加入至抗原后可增强免疫应答。
4·Exhaustion occurs when large amounts of virus, or pieces of the virus (known as antigens), are seen by cells of the immune system over a prolonged period.
当免疫系统的免疫细胞长期接触大量的病毒或病毒片段(也叫做抗原)的时候，就会出现免疫疲劳现象。
5·These molecules, known as antigens, are picked up by so-called antigen-presenting cells that display them on their surfaces and show them to the helper cells.
这些我们成为抗原的分子被一些称作受体细胞所吸收，并将它们吸附在自身表面暴露给助细胞。