Sentences with phrase «into viable eggs»

Once home, the cells proliferated and matured into viable eggs and sperm.

Not exact matches

In the initial work at the Roslin Institute, the egg cells along with their transplanted nuclei were then implanted directly into a foster mother, where they developed and, in the case of Dolly, resulted in a viable offspring.

The embryonic cells can develop into replacement organs in the lab or be injected into an egg, where they develop as a viable embryo and are literally born.

To prove that these artificial PGCs were faithful copies, however, they had to be shown to develop into viable sperm and eggs.

They simply used the jellyfish gene, which is easily detected, to test whether inserting foreign genes into eggs (so - called germline gene alteration) can produce viable monkeys.

ICSI involves selecting a single viable sperm cell that is then injected into the egg through a needle.

In the 1960s, he transplanted nuclei from frog intestine and skin cells into frog egg cells and created a viable animal.

There, the sperm prematurely fertilized the eggs, which were then unable to develop into viable offspring.

If the cells can be fertilized and develop into viable embryos, and if human ES cells turn out to have similar powers, such cells could allow researchers to get around some of the expense and ethical questions that arise from using donated eggs for therapeutic cloning experiments.

Thus far, the Newcastle team has worked with abnormally fertilized human eggs that will not develop into viable embryos; the new money will allow them to use normal, leftover eggs from IVF therapy.

For their part, the researchers believe that once they sort out the technical issues of getting an egg subjected to these IVF procedures to develop into a normal, viable embryo, the benefits of allowing a couple to have a healthy child far outweigh other risks or ethical concerns.