Anti-PPM1A antibodies may be AS biomarker, study finds
People with ankylosing spondylitis (AS) have significantly lower levels of self-reactive antibodies targeting protein phosphatase magnesium-dependent 1A (PPM1A) in their blood than healthy controls and people with rheumatoid arthritis, according to a pilot study. PPM1A is a protein implicated in several bodily processes, including wound healing, inflammation, and regulation…