Porcine animals lacking any expression of functional alpha 1,3 galactosyltransferase

摘要

The present invention is a porcine animal, tissue, organ, cells and cell lines, which lack any expression of functional alpha 1,3 galactosyltransferase (alpha 1,3GT). These animals, tissues, organs and cells can be used in xenotransplantation and for other medical purposes.