| abstract |
The present invention provides methods, improved cell culture media and equipment to promote the proliferation and differentiation of hematopoietic and mesenchymal stem line specific cells by growth in the presence of angiotensinogen, angiotensin I (Al), analogs of Al, fragments of Al AI and analogs thereof, angiotensin II (AII), analogs of AII, fragments of AII or analogs thereof or receptor agonists of the type of AII AT2 type, either alone or in combination with other growth factors and cytokines. |