On the other hand, antibodies against the autoantigens anti-LL37 and ADAMTSL6 have been observed in the serum of patients with psoriatic arthritis and some patients with psoriasis, supporting the autoimmune nature of psoriasis (Frasca et al., 2018; Yuan et al., 2019; Ten Bergen et al., 2020). Here, CAMP is linked to psoriasis.