Losing muscle strength is a natural part of aging. At the core of this decline is a drop in the number of muscle stem cells ...

Type 1 diabetes is an autoimmune disease in which the immune system mistakenly attacks the cells that produce insulin—a critical hormone that regulates blood sugar in the body. Scientists at Scripps ...

Bone marrow is the spongy tissue located within the hollow center of bones, serving as the primary site for the continuous production of red blood cells, platelets, and white blood cells. Despite its ...

The immune cell repertoire is composed of many different cell types that are orchestrated in response to infection and other pathogens that enter the body. As a result, the body can defend itself ...

The immune system is comprised of two separate active arms of immunity to provide robust protection against disease. The two separate systems of immunity include the innate and adaptive immune ...

Cedars-Sinai Health Sciences University investigators have for the first time created human intestinal organoids that include functional Paneth cells, a specialized cell type that is found in the ...

Scientists have uncovered a surprising new role for little-known brain cells called tanycytes that may influence the development of Alzheimer’s disease. These specialized cells appear to help remove ...

How does our nervous system operate so quickly and efficiently? The answer lies in a membranous structure called myelin. Aa Aa Aa All our activities — eating, walking, talking — are controlled by our ...

An international group of researchers led by Kazuhiro Furuhashi (Nagoya University and Columbia University) and Joji Fujisaki (Harvard University and Columbia University) has identified an important ...

Researchers in the U.S. created monkey embryos asexually, without the use of sperm, in order to harvest stem cells from them. The company behind the research, Advanced Cell Technology, says the ...

A new method developed by Penn State biologists allows them to turn stripped-down plant cells into other types of cells, ...

Mary Brunkow, Fred Ramsdell, and Shimon Sakaguchi were awarded the 2025 Nobel Prize in Physiology or Medicine on Monday for their collective work in the discovery of specialized immune cells that roam ...