With paper you could prove anything. Subject to variation with batch but batch itself secure Sample in catalogue merely a guide using available printer's inks EU patent possible. Do not use abrasives. Protected under international convention. Replica buried in sand under Salt Lake City by way of insurance.
Antibodies can also neutralise bacteria.
Antibodies can combat some viruses by binding to them and preventing them from invading cells. These bindings of idea on idea have immense application. With the majority of micro-organisms, the anibody needs help to kill the invader. Examples include the George Harrison 'My Sweet Lord' settlement, Glyn Jones's unresolved gull's wing action against Hugh MacDiarmid, pale revision John Cooper Clarke's 'Subterranean Homesick Blues'. Further successes cause inflammation and bring other immune cells into the infected area.