Others issue dire warnings about squalene, an immune booster used in military vaccines and in some European flu vaccines but not in any American ones.

还有一些出版物发布关于鲨烯的可怕警告，这是在军事疫苗和某些欧洲流感疫苗中的一种免疫增强剂，而任何美国流感疫苗中却不存在。

youdao

Hollis-Eden's drug, an immune system booster, appears to help the bone marrow fend off toxic effects of radiation and could be used by troops going into battle to protect against the effects of dirty bombs.

FORBES: Biotechs See Dollar Signs In War

The researchers will look to see if their immune systems respond to the booster shots in the same way that those of the rhesus macaque monkeys did.

FORBES: Merck, Aventis Team On AIDS Vaccine