Rie Natsume and her collaborators have recently developed an innovative and cost-effective method for generating rats that ...

Previously, there were no cell types from the fly uterus identified with genetic markers. The new study reveals more than 20 different cell types in the uterus and associated organs. “The most ...

In the U.S., around 645,000 men between the ages of 20 and 50 are diagnosed with azoospermia—the medical term for the absence of sperm in the semen.

Stem cell biologist Jacob Hanna, a member of the 2024 #STATUSList, predicts human embryo models could pave the way to organ transplants.

Human sperm can swim through surprisingly viscous fluids with ... Scanning electron micrograph of a sperm cell in a fallopian tube. (Science Photo Library/Canva) However, nature is chaotic, and not ...

Living human embryo model conceived without sperm or egg: breakthrough study By . Marc Lallanilla. Published Sep ... Human stem cells have the ability to develop into any other type of human cell.

Common parasite decapitates human sperm. Bill Sullivan. Sun, June 15, ... suggesting the parasites were trying to invade them as it would any other type of cell in the organs it infiltrates.

Now biologists have discovered that it happens early—in fact, human sperm's few mitochondria contain virtually no DNA at all. The findings were published in a recent issue of Nature Genetics .

The goal of IVG is to make unlimited supplies of what Hayashi calls "artificial" eggs and sperm from any cell in the human body. That could let anyone — older, infertile, single, gay, trans ...

Researchers are inching closer to creating human eggs and sperm in the lab that carry a full complement of anyone's DNA. It could revolutionize fertility treatment and raises huge ethical questions.

Each year, students with a passion to learn more about the human body can join the advanced human anatomy dissection team. The members of the dissection team meet each Friday to dissect human cadavers ...

A study published in PNAS provides a comprehensive look at the relationship between cell size and count across the human body, drawing from over 1,500 sources and identifying around 400 unique ...