Stories by Joseph L. Melnick

Anti-idiotype antibodies recognize the molecular individuality of other antibodies. They modulate the immune response and open the way to experimental and therapeutic manipulations of the immune system

Much has been learned in recent years about the epidemiology and immunology of this debilitating disease. Soon a vaccine should be available that will offer protection against one form, hepatitis B

Some viruses that cause tumors in animals are not found in the tumors but their antigens are. This suggests that the absence of a virus in a human cancer does not necessarily mean that a virus did not cause it

It is now apparent that the three viruses which cause polio belong to a family of more than 50 viruses which ordinarily dwell in the human alimentary tract without causing disease

Until recently the electron microscope could make these small organisms visible only if they were isolated. Now an ingenious technique of preparation reveals them in their natural habitat

Until recently the virus that causes the disease was grown by the expensive and inconvenient procedure of inoculating monkeys with it. Now it can be cultivated in the test tube