Leukocytes are white blood cells. They function as part of the immune system but may pass into the urine. ... A correct diagnosis is vital for identifying a path of treatment.

Leukocytes are white blood cells that help protect people from infection. They are not usually present in the urine, so when they are, it can indicate an infection. Learn more here.

Human leukocyte antigens (HLAs) are proteins commonly found on white blood cells. These antigens help your immune system identify the differences between healthy body tissue and foreign substances ...

In addition, they identify candidate molecules that help propel leukocytes through the vascular barrier and into sites of infection. Figure 1: New molecular mechanisms in leukocyte ...