Although substances called adjuvants are sometimes added to vaccines to make them more effective, no flu vaccine sold in the United States, including the H1N1 2009 vaccine, contains any adjuvants.

尽管为了使疫苗更有效，有时会在疫苗中添加称为佐剂的物质，但是在美国出售的疫苗，包括2009h1n1疫苗，不含任何佐剂。

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Dr Cohen points to novel adjuvants (ingredients that increase the body’s response to vaccines) as one of the reasons why the vaccine works when many earlier versions failed.

Cohen博士指出早前疫苗失败而此次疫苗成功的原因之一是新型佐剂（指能够增加机体免疫反应的成分）的添加。

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Inclusion of fatty adjuvants in vaccine compositions can cause difficulties with certain antigenic components, particularly with antigens that include a surfactant component.

疫苗组合物中包含脂肪族佐剂会引起难以包含某些抗原性组分，特别是包含表面活性剂组分的抗原。

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For example, aluminum hydroxide is commonly added to vaccines but it was documented in a NATO book that aluminum also stimulates production of IgE, the immunoglobulin most associated with anaphylactic shock and there are multiple other toxic adjuvants routinely added in vaccine manufacture.

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