For the past two decades, scientists have been manipulating genes to grow human cells where you wouldn’t quite expect them.

Human skin cells have been reprogrammed into heart valve cells and then used to successfully transplant a pig heart valve into a rodent, led by the research of a Northeastern University professor.

What cells and specialized organs make such ... as small radial muscles pull the sac open making the pigment expand under the skin. Electrical activity within a chromatophore nerve (Fig.

The 47-year-old had her vagina attached to her spine with pig skin to prevent prolapse - when ... which can cause a shortage of red blood cells, known as anaemia. It can cause tiredness and ...

This enzyme decorates cells with certain pig sugars — the very ones that provoke ... ovaries, lung, breast, skin and cervix. Results were mixed. After two years, two people’s tumours had ...

But traditional sources of graft materials – human, pig and artificial skin – are often costly and ... which promotes the growth of fibroblasts, a type of cell in the connective tissue ...