Multicellularity is one of the most profound phenomena in biology, and relies on the ability of a single cell to reorganize itself into a complex organism. It underpins the diversity in the animal ...

Even in the best-case scenario, when fertility clinics transfer chromosomally normal embryos into a would-be mother's uterus, ...

One of the biggest misconceptions about fertility preservation is that it delays cancer treatment. Egg and embryo freezing, ...

A study reported that the conventional method of searching follicular fluid didn’t find all the eggs. The new technology ...

“For many cell-based therapies, progress comes from connecting the right pieces at the right moment,” Klein said. “When ...

Many Christians believe that life begins at the moment of conception – egg and sperm come together creating the new, unique ...

Implantation is a crucial step in early pregnancy, and it can only happen if the uterine lining is healthy and receptive.

Spermatogenesis depends on micronutrients because sperm cells show high sensitivity to oxidative damage caused by their lipid-rich membrane structure.

In cow-calf systems, many of the factors that determine productivity, fertility and longevity are set long before a replacement heifer ever enters the breeding pasture. The biological foundation of ...