Ankylosing​ ​spondylitis​ ​(AS)​ ​is​ ​a​ ​chronic​ ​inflammatory​ ​disorder​ ​in​ ​which​ ​aberrant immune​ ​responses​ ​to​ ​the​ ​intestinal​ ​microbiota​ ​are​ ​thoug [...]