A major breakthrough in the study of autoimmune diseases – in the form of an experimental vaccine that prevents rheumatoid arthritis – is reported in a leading academic journal.

Rheumatoid arthritis occurs when the body’s immune system attacks and breaks down healthy tissue – usually the lining of joints in the hands, wrists, ankles and knees. It affects as many as 1% of the global population, there is no cure and we don’t know exactly what brings it on.

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