… , we established multichimera mice wherein three different ES … that each yolk sac blood
island is derived from multiple clonal … to the same island, and that most blood cells do not derive …

… , hematopoietic cells first appear in the yolk sac blood islands… of one particular tissue of
interest is monoclonal or polyclonal… positive and negative cells, it shows that more than one type …

… in close association in the blood islands of the yolk sac (YS). … embryos shows that a fraction
of the endothelium- and blood-… Therefore, the frequency of polyclonal monocolor clusters can …

… mice with Flk1 −/− embryonic stem (ES) cells, it was revealed … the yolk sac blood islands
of E8.5 Flk1 +/Cre ;Rosa26R-LacZ … way to look for populations of clonal cells would be via 3-…

… Analysis of mice derived by transfer of color-marked embryonic stem cells (ESCs) into
uncolored blastocysts demonstrates that nephrons are polyclonal, developing from expansions of …

… blood flow and oxygenation of the growing murine embryo [16, … This analysis revealed a
population of CD41 hi Kit neg cells … of the blood island region of the proximal yolk sac (above the …

… hematopoietic system as blood islands in the yolk sac is followed … Analysis of vessels in
developing brain shows that these … 1, this polyclonal antibody also specifically recognizes blood …

… , we show that this tumor is polyclonal, derived from all cells … All mice developed teratomas,
which were extracted 4 weeks … coupled to DNA microsatellite analysis shows that there is …

… this study, we define the role of Etv2 in yolk sac blood island … the hematopoietic lineages in
a blood island are not clonal [9]. These … Our immunohistological analysis shows that EYFP is …

… Yolk sac blood islands containing primitive erythrocytes are … before vascularization revealed
that the adult blood system of … Clonal analysis has shown that F cells are derived from the …