"When we analyzed a sample of graphene on copper, we made some strange observations", stohr said.

“当我们分析铜基石墨烯样品时，我们做了一些特别的观察。”stohr说。

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But Dr. Klaus Stohr of the World Health Organization is skeptical, and says it's too early to tell.

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Dr. Stohr stresses that hundreds of people in the U.S. and Hong Kong have been tested--people who have never had SARS--and none of them appear to have developed antibodies to SARS or any close relation of it.

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