http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Researchers at King's College London have used cells found naturally in the body, to re-educate the immune system to prevent rejection of an organ transplant while remaining capable of fighting infections and cancer. http://medicalxpress.com/news/2011-05-re-educating-immune-cell-therapy.html Medical research Wed, 18 May 2011 14:00:05 EST news224942288