A 26-year-old American man has become the world’s first to receive a sperm-making stem cell transplant in a groundbreaking ...

We often imagine sperm as swimmers, tiny cells whipping their tails to power through fluid on a mission toward the egg.

Organoids are made to model human organs and are promising for research and therapy, but there are limitations in their growth and function. A recent study found that placenta-derived IL1 under ...

Monash researchers have discovered that swimming sperm create swirling fluid vortices—shaped like rolling corkscrews—giving ...

Monash researchers have discovered that swimming sperm create swirling fluid vortices – shaped like rolling corkscrews – giving them an extra boost in ...

Although it’s still in the early stages, a new sperm transplant procedure to reverse infertility was just trialed on 26-year-old Jaiwen Hsu, according to the preprint server for health services, ...

Deep within the cells of mice, a genetic arms race is unfolding between X and Y chromosome genes, battling for dominance in ...

In evolutionary terms, fitness is defined as an organism's ability to survive and reproduce its genes into the next generation.

Researchers have performed the first known transplant of sperm-producing stem cells in hopes of restoring fertility in a man ...

In an advance for treating male infertility, researchers transplanted a patient with his own sperm-forming stem cells that ...

Semen, also known as seminal fluid, is the fluid secreted from the penis during ejaculation. The fluids are populated with spermatozoa (sperm cells) that can fertilize an egg. When viewed under the ...

One such treatment gaining traction is polynucleotides, often dubbed as 'salmon sperm DNA' or 'the fish sperm ... polynucleotides are more about cell messaging; they sit on our cells' fibroblasts ...