On the surface, it appears that the reaction of the mob came in response to a video produced by an individual or group in the United States.

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Even at its weakest, Microsoft Surface garnered twice as much positive social media reaction as negative.

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People with celiac disease usually have a certain type of cell surface receptor that helps set off the immune reaction.

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It works by introducing a protein whose surface resembles that of the malaria parasite, thus inducing an immune reaction.

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