This is part 2 of a 3 part series. For the complete series: http://topics.nytimes.com/top/news/health/series/target_cancer/index.html February 23, 2010 Target Cancer After Long Fight, Drug Gives Sudden Reprieve By AMY HARMON For the melanoma patients who signed on to try a drug known as PLX4032, the clinical trial was a last resort. Their bodies were riddled with tumors, … Read more →