the lamina lucida is composed of laminin , bullous pemphigoid antigen ( a disease-specific glycoprotein identified by antibodies circulating in patients ' sera ) , and other as yet poorly defined antigens which are identified by in vivo bound and circulating antibodies in the sera of patients with herpes gestationis , scarring pemphigoid and other conditions .
C0022984
laminin
C0017968
glycoprotein