Researchers at Newcastle University in England report they have coaxed the first human sperm cells from embryonic stem cells, in a remarkable demonstration of how quickly the field of stem-cell ...

An innovative treatment could one day help restore fertility in men who do not have the capability to produce sperm, such as cancer survivors or those with certain genetic disorders. Scientists have ...

New work from UC Davis and the University of Utah shows how the 3D structure of DNA inside a germ cell commits it to develop into a sperm cell. The discovery could improve understanding of fertility ...

CHICAGO (Reuters) - U.S. researchers have found a way to coax human embryonic stem cells to turn into the types of cells that make eggs and sperm, shedding light on a stage of early human development ...

The little clump of cells looked almost like a human embryo. Created from stem cells, without eggs, sperm, or a womb, the embryo model had a yolk sac and a proto-placenta, resembling a state that real ...

Fathers may carry traces of their childhood trauma in their sperm cells, a new study finds. The new research, published Jan. 3 in the journal Molecular Psychiatry, looked at the "epigenetics" of the ...

Knoepfler is STAT’s Lab Dish columnist and professor of cell biology and human anatomy at UC Davis School of Medicine. Japanese regulators just quietly gave researchers there a historic OK to generate ...

Eight years on from the formation of the Human Cell Atlas (HCA) consortium, which set out with the hugely ambitious task of mapping the entire human body – around 37.2 trillion cells – scientists ...