NEW YORK (AP) -- A look at Nasdaq 10 most-active stocks at 1 p.m.:Cisco Systems Inc. fell .8 percent to $17.48 with 23,218,500 shares traded.Clearwire Corp. rose 19.0 percent to $1.95 with 15,301,400 shares traded.Express Scripts Inc. rose 12.6 percent to $43.31 with 14,747,700 shares traded.Human Genome Sciences Inc. fell 23.3 percent to $9.77 with 15,466,800 shares traded.Intel Corp. fell .7 percent to $24.46 with 26,388,700 shares traded.Micron Technology Inc. fell 3.6 percent to $5.30 with 21,053,700 shares traded.Microsoft Corp. fell 1.9 percent to $26.30 with 31,525,300 shares traded.Oracle Corp. fell 1.6 percent to $31.85 with 15,360,600 shares traded.Research in Motion Ltd. fell 5.8 percent to $20.98 with 21,679,500 shares traded.Sirius XM Radio Inc. fell 1.5 percent to $1.77 with 20,101,300 shares traded.

