In molecular biology, apical membrane antigen 1 is a novel antigen of Plasmodium falciparum which has been cloned.

Prostate specific membrane antigen is a transmembrane carboxypeptidase and exhibits folate hydrolase activity.

"Prostate-specific membrane antigen: current and future utility."

It is also possible that the anti-dsDNA antibodies are internalised by cells when they bind membrane antigens and then are displayed on the cell surface.

Epithelial membrane antigen has been shown to help distinguish ependymomas from other pediatric CNS tumors.

One is Goodpasture syndrome, an autoimmune disease whereby antibodies are directed against basal membrane antigens found in the kidney and lungs.

For example, the prostate-specific membrane antigen, which attaches only to prostate cells, could be used in this way to treat prostate cancer.

EMA, epithelial membrane antigen.

Therefore, the outer membrane antigens of M. catarrhalis also provide a possible vaccine source.

These tumors, in contrast to meningiomas, do not stain with epithelial membrane antigen.