NEW YORK (AP) — Shares of some top biotechnology companies were up at the close of trading:
Amgen Inc. rose $1.69 or 1.0 percent, to $170.17.
Biogen Idec rose $6.97 or 2.0 percent, to $360.67.
Celgene Corp. rose $.70 or .6 percent, to $117.18.
Gilead Sciences Inc. rose $2.91 or 2.8 percent, to $108.45.
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