New gene mutation implicated in lupus

Scientists at the Oklahoma Medical Research Foundation have identified a gene mutation that may cause the immune system to remain active even after fighting an infection ...

[truthist]

The "immune system has trouble turning itself off in lupus patients with the gene variant, while normal versions of TNFAIP3 produce a protein (called A20) in healthy individuals that regulates and shuts off the immune response."

Hope this helps.