Teratoma formation upon subcutaneous injection of embryonic stem cells (ESC) with or without somatic cells.

<p>Model effect of treatments in teratoma formation and ESC-like colony repopulated was 0.0034 and 0.0064, respectively (p value).</p>a<p>Total 1×10⁷ cells with 1∶4 ratio of fetal fibroblasts and ESC in 100 µl PBS were injected.</p>b<p>Percentage of the number of injections.</p>c<p>Only three groups (homologous and heterologous injections) were statistically compared.</p>de<p>Different superscripts indicate significant difference among the treatments, p<0.05.</p><p>Teratoma formation upon subcutaneous injection of embryonic stem cells (ESC) with or without somatic cells.