White blood cells can be super helpful, or they can make a problem worse: when faced with threats ranging from snake bites to covid infections, some white blood cells retaliate with a peculiar tactic: ...

Medically reviewed by Anju Goel, MD Pyuria with white blood cells and bacteria usually indicates a urinary tract infection (UTI). Pyuria can cause urine to appear cloudy with a strong, foul-smelling ...

A newly uncovered immune chain reaction in the gut may explain why people with inflammatory bowel disease face a much higher ...

A vivid new image is taking shape in the world of cell biology: Imagine bacteria adhering to the surface of a cell, perhaps at the site of an injury or wound. In response, a white blood cell arrives ...

Precision DNA editing gene therapy achieves deep remissions in aggressive leukemia previously considered incurable.

Your immune system is your body’s built-in defense network, working nonstop to protect you from bacteria, viruses, and other ...

Myeloblasts are precursors to specific types of white blood cells that help your body fight infections. Too many myeloblasts may be a sign of a blood cancer like leukemia. Myeloblasts, or blast cells, ...

A chain of immune reactions in the gut—driven by a key signaling protein and a surge of white blood cells from the bone ...

Immature ganulocytes, also called myeloblasts, are a type of young white blood cell. Unusual amounts of myeloblasts usually occur due to problems with bone marrow, such as certain types of blood ...

Myeloproliferative neoplasms (MPNs) are a group of rare blood cancers in which the bone marrow produces an excess combination of white blood cells, red blood cells, and platelets. This overproduction ...