Two defective genes may cause telomere elongations in cancer cells: Study

[News]

Scientists at Johns Hopkins have provided more clues to one of the least understood phenomena in some cancers: why the "ends caps" of cellular DNA, called telomeres, lengthen instead of shorten.

More... (http://www.news-medical.net/news/20110701/Two-defective-genes-may-cause-telomere-elongations-in-cancer-cells-Study.aspx)