(a) A pollen grain containing the two sperm cells. It produces a pollen tube, which arrives at the ovule. After the arrival, one of the synergid cells degenerates and the pollen tube bursts to ...

Researchers have discovered how a human egg captures an incoming sperm for fertilization, paving the way to help couples suffering from infertility, according to media reports on Monday. Researchers ...

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 ...

Intrauterine insemination (IUI) is the process of placing a highly concentrated and motile sample of sperm into a woman’s uterus at a specific time prior to her ovulation to increase the chance of ...

Rapid alkalinization factors (RALFs) are required for pollen tube germination and elongation, an essential process in plant fertilization. But their role in monocot plants remains unexplored.

Cryopreservation includes freezing of eggs, sperms, and embryos to a subzero temperature. This process allows the use of preserved cells during the later phase of a fertility treatment cycle. When ...