... did not maintain normal embryonic morphology. The presence of donor haemoglobin and donor lymphocytic glucose phos-phate isomerase in grafted recipients, demonstrates the presence of embryonic haemopoietic stem cells. Recipients of embryonic haemopoietic stem cells, obtained from growth in vitro...

...C. Cirotto; F. Panara; I. Arangi ABSTRACT A new minor haemoglobin, L, was isolated from the haemolysates of chicken embryos more than 7 days old. Electrophoresis in denaturing conditions and tryptic peptide maps of the globins show that the β-Mike globin of HbL is identical to that of the minor...