Special proteins -- known as membrane transporters -- are key to the mobility of sperm cells. A research team has, with the aid of cryo-electron microscopy, succeeded in decoding the structure of such ...

Researchers showed how what appears to be a tangle of DNA is actually organized into a structure that coordinates thousands of genes to form a sperm cell. The work, published as two papers in Nature ...

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 ...

According to research from a team at the University of Utah Health and the University of Nevada, Reno School of Medicine, ...

Increasing paternal age has been linked to elevated health risks for the next generation, including higher risks of obesity ...

In half of the couples that are unable to conceive a child, the infertility is due to the man. A new study identifies the defective function of ‘CatSper’, an ion channel controlling calcium levels in ...

By Dr. Priyom Bose, Ph.D. A newly revealed “aging cliff” in sperm RNA marks a conserved molecular transition from youth to later life, offering fresh insight into how a father’s age may influence the ...