Medical research

Engineered blood vessels grow in lambs

In a hopeful development for children born with congenital heart defects, scientists said Tuesday they had built artificial blood vessels which grew unaided when implanted into lambs, right into adulthood.

Medical research

Scientists identify agent that can block fibrosis of skin, lungs

Researchers at the University of Pittsburgh School of Medicine have identified an agent that in lab tests protected the skin and lungs from fibrosis, a process that can ultimately end in organ failure and even death because ...

Oncology & Cancer

Immune response against skin-dwelling viruses prevents cancer

Viruses get a bad rap as potential cancer-causers, but at least one class of viruses that commonly live on human skin—so-called "low-risk" human papillomaviruses—appear to play an unwitting role in protecting us against ...

Cardiology

First patients receive lab-grown blood vessels from donor cells

For the first time, blood vessels created in the lab from donor skin cells were successfully implanted in patients. Functioning blood vessels that aren't rejected by the immune system could be used to make durable shunts ...

Diabetes

Oxygen-delivering hydrogel accelerates diabetic wound healing

About one-fourth of people with diabetes develop painful foot ulcers, which are slow to heal due to low oxygen in the wound from impaired blood vessels and increased inflammation. These wounds can become chronic, leading ...

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