Both drugs turn off a natural brake on immune system activity called CTLA4 (cytotoxic T-lymphocyte antigen 4).

FORBES: Magazine Article

The recorded music industry tried to go after consumers when illegal downloads of music took off on the Internet, but the strategy turned off customers and did little to dent illegal downloading activity.

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The same Web screen we called up to set up the router also allows access to a series of administrative options that, among other things, includes turning Wireless access on and off, blocking certain URLs, keeping logs of network activity and creating e-mail alerts that let you know when Junior is trying to do something he shouldn't.

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Compared with subjects whose phones were turned off, the group whose phones were on had "significantly higher" brain activity in the area closest to the telephone antenna.

CNN: Cell phone exposure increases brain cell activity