CNTN1 and chronic inflammatory demyelinating polyradiculoneuropathy: Antibodies targeting CNTN1 and other two proteins (CASPR1 and Nfasc) have been reported in patients with chronic inflammatory demyelinating polyradiculoneuropathy (CIDP) [132,133,134,135], a heterogenous chronic autoimmune neuropathy characterized by autoimmunity-induced demyelination [136,137].