Development of a Xeno-Free Substrate for Human Embryonic Stem Cell Growth

Figure 7

HE staining showed the teratoma had all three embryonic germ layers. (a) Endoderm (glands); ((b), (c), and (d)) mesodermal tissues of muscles, adipose, and cartilage, respectively; (e) ectoderm (neuroepithelium).

(a)

(b)

(c)

(d)

(e)