Virus entry into animal cells is initiated by attachment to receptors and is followed by important conformational changes of viral proteins, penetration through (non-enveloped viruses) or fusion with ...

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SAN FRANCISCO (KGO) -- Despite the rhetoric, Homeland Security statistics show that illegal border crossings are down about 90 percent since the year 2000. Many more immigrants are coming into the U.S ...

We developed a thin, flexible microelectrode array that can be slid through a small slit in the skull onto the brain surface. We showed that this minimally invasive system records and stimulates ...