Surgeons have transplanted dopamine-producing cells derived from human embryonic stem cells directly into the brains of ...

About 9% of men of reproductive age in the United States experience fertility problems. One of the many causes of male ...

Egg whites may be perfect for a health-conscious breakfast, but egg yolks turned out to be the key ingredient for cultivating bird embryonic stem cells (ESCs) in the lab. Using a growing medium of egg ...

A team of researchers has reported a breakthrough in making sperm cell precursors in vitro that could be used in a number of ...

Researchers have succeeded in generating high-quality feline embryonic stem cells using sperm and eggs from testes and ovaries discarded during sterilization surgery. As different as they may seem, ...

Earlier this year, in line with its aim to assess research areas ripe for modernization, the National Institutes of Health (NIH) announced that it is reviewing the scientific utility of human ...

A team led by bioengineers at the University of California San Diego has developed a genome-scale reference map that details ...

Embryonic stem cells (ESCs) are found in the inner cell mass of the human blastocyst, an early stage of the developing embryo lasting from the 4 th to 7 th day after fertilization. In normal embryonic ...

For several years, researchers studied human embryonic stem cells (ESCs) to understand the unique features of these pluripotent cells, but on their own, they poorly resembled the complex structures ...