They tested the immune response to infection by the Herpes Simplex Virus 2, which can cause cold sores and is a notoriously difficult virus to treat due to its ability to evade the immune system by dampening down the body's inflammatory response.

　　他们检测出免疫系统能够对抗由单纯疱疹病毒1型引发的传染病，这种病毒可以产生唇疱疹，是一种很难治疗顽固性病毒，它通过抑制人体炎症反应，进而破坏人体免疫系统。

They found that almond skin extracts were effective against even this virus.

　　他发现杏仁皮里面的提取物也具备抗病毒效果。

　　The researchers say they are still to identify exactly what it is in almond skins that cause the antiviral activity, but they believe it could be due to compounds known as polyphones.

　　研究人员称他们仍需要确定杏仁皮里何种成分激发抗病毒活性，但是他们认为可能是由于多酚类成分使杏仁皮具有抗病毒能力。