we previously reported that the expression of ia antigens on cultured monolayers of murine thyroid epithelial cells ( tec ) occurred with a particular distribution exclusively on the basal part of the cultured thyroid cells , while class i antigens of the major histocompatibility complex ( mhc ) and thyroglobulin ( tg ) are only detected on the apical surface .
C0040132
thyroid
C0040123
thyroglobulin