Researchers have identified an unexpected mechanism that links age-related stress to the decline of blood-forming stem cells.

Extracellular vesicles (EVs) are nanoscale lipid bilayer particles secreted by cells that mediate intercellular communication ...

Researchers at Oregon Health & Science University have identified a previously unknown system inside cells that works like ...

Multiple myeloma is the second most common blood cancer in adults. It starts in the white blood cells that are responsible ...

As we age, our ability to maintain healthy blood and a strong immune system gradually declines, largely because hematopoietic ...

Cells are enveloped by a lipid membrane that gives them structure and provides a barrier between the cell and its environment. However, evidence has recently emerged suggesting that these membranes do ...

Researchers have a new hypothesis for how brain cells called astrocytes might contribute to memory storage in the brain. Their model, known as dense associative memory, would help explain the brain's ...

The regulatory division of the immune system is vital for its overall function. Immune T cells originate in the bone marrow and then travel to the thymus—a kind of biological police academy. 2 Here, ...

Cancer is often seen as a disease that arises from genetic mutations causing cells to divide uncontrollably and invade other parts of the body. But the spread of cells away from their origins is ...

The stress hormone cortisol can weaken the liver when excess is released over a short period of time.