Binazzi M, Lisi P, Rambotti P, Velardi A
Acta Derm Venereol Suppl (Stockh). 1979;87:7-11.
The degree of cellular immunity was found to be reduced in about 23% of 56 psoriatics, especially so in those with flexural and arthropathic lesions. Humoral immunity was only slightly reduced. Lysozyme activity levels in serum were normal, while those of healthy skin were depressed in 6 patients.