ial, Geneva, sans-serif" size=1>3:00 a.m.</font>&nbsp;<font face="Verdana, Arial, Geneva, sans-serif" size=2>Different cancer patients need different medicine, but doctors can rarely determine the best match. New biochip technology promises chemotherapy tailored to a tumor's genetic make-up. By Kristen Philipkoski.</font><br><font face="Verdana, Arial, Helvetica, sans-serif" size=1><i><a href="/news/technology/0,1282,,00.html">in&nbsp;Technology</a></i></font><br><br><!-- IBD_SUBJECT:High Stakes in Pricelin