HLAs sit on the surface of cells and have enormous variability from person to person, serving somewhat as molecular fingerprints. When the body encounters unfamiliar versions of these proteins from a ...

When a patient undergoes an organ transplant, failure to match the donor and recipient can lead to the recipient's immune system attacking the new organ, a process triggered by a specific HLA (human ...

Rheumatoid arthritis (RA) susceptibility is strongly influenced by genetic variations within the major histocompatibility ...