But scientists said those frozen embryos are contaminated and new ones need to be developed.

Case study two: a woman wants to become pregnant with frozen embryos.

There are no national data on the number of frozen embryos.

Some people who were once frozen embryos may be reading this magazine right now!

B10 The fate of seven frozen human embryos is in doubt again.

They brought frozen embryos from Earth, then let them complete their development here.

She tried again with the remaining frozen embryos, but did not become pregnant.

Six months later we tried again with frozen embryos from the previous treatment.

What should happen to frozen embryos that a couple never uses?

But a woman with frozen embryos can become pregnant in middle age, or even beyond.