Medical research

Skin graft: a new molecular target for activating stem cells

Human skin completely renews itself every month thanks to the presence of stem cells in the deepest layer, which generate all the upper layers of this tissue. The deciphering of genes that regulate stemness remains an enigma ...

Medical research

Microbiota affect the rate of transplant acceptance and rejection

Researchers from the University of Chicago have shown that microbiota—the bacteria, viruses and other microbes living on the skin and in the digestive system—play an important role in the body's ability to accept transplanted ...

Surgery

Bioengineered skin grafts that fit like gloves

If you've ever tried giftwrapping an odd-shaped present like a teddy bear, you can appreciate the challenge that surgeons face when grafting artificial skin onto an injured body part. Like wrapping paper, engineered skin ...

Surgery

New insights into what drives organ transplant rejection

When it comes to transplant rejection, some organs are far trickier than others. Some transplantable organs, such as the liver, are readily accepted by the recipient's immune system, rarely triggering an immune response and ...

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