such as the differing types of blood system cells. A second source is embryonic germ cells that are derived from the primordial reproductive tissues of aborted early fetuses. These are the cells ...

How does germ cell development in mice work ... Instead, around day 7.5 of embryonic development, these cells begin to multiply and then mature while migrating through the developing embryo ...

In utero, the blastocyst implants and all three embryonic germ layers are formed during gastrulation. Somatic stem cells are present in many fetal and post-natal tissues. Somatic stem cells are ...

Knockout and knock-in mouse lines can be generated using gene targeting in embryonic stem cells with chimera production or CRISPR genome editing in mouse zygotes. For projects involving CRISPR genome ...