11.   Biotechnology stocks also did well.

12.   Biotechnology stocks are also flashing on his radar screen.

13.   Biotechnology stocks had a big day.

14.   Biotechnology stocks had a very good day.

15.   Biotechnology stocks surged after Amgen Inc. said its scientists developed an experimental therapy for treating obesity.

16.   Biotechnology stocks, which posted very good gains last week, continued to advance.

17.   Biotechnology stocks helped lead the decline in the technology sector.

18.   Biotechnology stocks often rise as tests show their drugs are working.

19.   Biotechnology stocks shook off a three-year stupor, helped by new product approvals.

20.   A second big biotechnology stock was also making news Monday, but it rose.