http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Cancer arises from the accumulation of mutations and structural changes in chromosomes, which in some cases give rise to combinations that favour the growth or expansion of the disease. In this context, chromosomes tend to lose or duplicate entire regions, although, the mechanisms that initiate these chromosomal abnormalities are not fully understood. http://medicalxpress.com/news/2013-01-mechanism-contributes-evolution-cancer.html Cancer Thu, 31 Jan 2013 12:59:19 EST news278859506 Scientists at the Johns Hopkins Kimmel Cancer Center have combined the ability to detect cancer DNA in the blood with genome sequencing technology in a test that could be used to screen for cancers, monitor cancer patients for recurrence and find residual cancer left after surgery. http://medicalxpress.com/news/2012-11-scientists-pair-blood-gene-sequencing.html Cancer Wed, 28 Nov 2012 14:46:47 EST news273336399