KHematopoetyczna stem cell gives rise to many types of blood cells and is one of the better -characterized stem cells in the human body. It is suggested that stem cells derived from bone marrow are capable of giving rise to multiple cell types , including neural cells , skeletal muscle , cardiac muscle , liver cells , intestinal epithelial , skin, lung and kidney . Most positive marker for human hematopoietic stem and progenitor cells is the CD34 antigen . Chemically, it is a sialomucin CD34 ? transmembrane glycoprotein.