A tiny quirk in one of the human bodys approximately 25,000 genes may be the culprit behind one of the worlds most common, and painful, forms of arthritis.

• 人体约莫2万5000个基因之中一个基因的一丁点大的乱序，很可能是全球最普遍、也很疼痛的、有诸般形态的关节炎的元凶。