We must make it quite clear that the embryos produced are only to be used for the treatment of the individual woman concerned.

Females produce embryos every 2 weeks once they reach sexual maturity.

For example, producing embryos to perform research on them would raise serious concerns under Jewish law.

Such cows are given hormone treatments to produce multiple embryos.

When those cells were activated to divide, they produced apparently normal early embryos.

But the patent is on only nonhuman embryos produced by the process, though it does seem to cover human cells.

The most likely purpose for this is to produce embryos for use in stem cell research.

The team had to find a species that could not only survive life in the laboratory but could produce enough embryos for research.

Additionally, it claimed to have produced human embryos in South Korea.