In an unprecedented proceedure, two kidney dialysis patients have recieved blood vessels grown from their own skin. Having placed a patch of each patient's epidermal tissue in a laboratory dish, doctors applied growth hormones which caused it to grow two types of tissue; one that comprises the structure of blood vessels and another that sustains its functionality. Since this treatment circumvents the polemical debate surrounding stem cell research, it is an appealing method for a US survey and is auspiciously regarded as a future source of arteries and veins for diabetics and other patients.

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