The finding recasts the role of the egg in the fertilization process. The old notion of the egg as a passive partner for sperm entry is out. Instead, the researchers found, there are molecular ...

What Is In Vitro Fertilization ... with fresh or frozen embryos. The process is the same. The transfer procedure is quicker and easier than retrieving the egg. You may get medicine to help ...

CLEVELAND, Ohio -- The possible loss of frozen eggs and embryos stored at University Hospitals Ahuja Medical Center is potentially devastating for the affected patients. If their eggs and embryos ...

When other treatments like medication or intrauterine insemination (IUI) fail, many turn to in vitro fertilization (IVF). IVF is a process where eggs are fertilized outside the body, and the ...

The process ... The eggs stay there, possibly for years, until their owner is ready to thaw them, add sperm and turn them into embryos, which is effectively the second half of in vitro fertilization.

The protein RGS2 can delay an egg’s development into an embryo in order to allow time for sperm to arrive and merge with the egg in a healthy fertilization process. The embryo cannot survive without ...

In vitro fertilization (IVF ... During ICSI, a technician injects sperm directly into the egg. ICSI can be part of the IVF process. Choosing to have IVF is a very personal decision.